GOODMAN Furnace/Heater, Gas Manual L0806734
User Manual: GOODMAN GOODMAN Furnace/Heater, Gas Manual GOODMAN Furnace/Heater, Gas Owner's Manual, GOODMAN Furnace/Heater, Gas installation guides
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GMV95/GCV9
TWO-STAGE
GAS-FIRED
WARM
INSTALLATION
Installer.
FURNACE
INSTRUCTIONS
Affix all manuals
(Type FSP CATEGORY
AIR
adjacent
to the unit.
IV Direct or Non Direct Vent Air Furnace)
April 17, 2008 @ 4:09 pm
These furnaces
comply with requirements
embodied in the American National Standard
/ National
Standard
of Canada
ANSI
Z21.47.CSA-2.3
_k
Gas Fired Central
RECOGNIZE
THIS SYMBOL
ATTENTION
As a professional
installer
Furnaces.
INSTALLING
you have an obligation
to know the product
precautions
Prior to actual
warnings.
Remember,
Safety
installation,
Often during
it is your
is a matter
thoroughly
familiarize
installation
or repair
responsibility
of common
and related
yourself
with this
of thinking
before
practices...follow
The precautions
a direct
conflict
listed
in this Installation
between
existing
Manual
practices
*NOTE:
website
better
than
are intended
and the content
Please
contact
Instruction
acting.
This includes
all safety
Manual.
Pay special
in a position
which
it well enough
Most dealers
attention
is more
to all safety
hazardous
than
to be able to instruct
have a list of specific
good
a
safety
them.
as supplemental
of this manual,
your
distributor
for the applicable
Specification
referred to in this manual.
Goodman
the customer.
items.
the product safely and to know
customer
in its safe use.
matter
PRECAUTION.
PERSONNEL
it is possible to place yourself
when the unit is in operation.
to install
sense...a
AS A SAFETY
Manufacturing
to existing
practices.
the precautions
However,
if there
is
listed here take precedence.
or our
Sheet
Company,
L.P.
5151 San Fetipe, Suite 500, Houston, TX 77056
www. cioodmanmfcL corn
IO-280J
© 2004-2008
Goodman
Manufacturing
Company,
L.P.
4/08
Table of Contents
I. Component identification
...............................................................................................................................................
II. Safety ..............................................................................................................................................................................
ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS ...................................................................................................
ill. Product Application
......................................................................................................................................................
IV. Location Requirements
& Considerations
..................................................................................................................
GENERAL
.........................................................................................................................................................
CLEARANCES
AND ACCESSIBILITY
FURNACE
SUSPENSION
EXISTING
FURNACE
THERMOSTAT
LOCATION
V. Combustion
Vii. Horizontal
GENERAL
DRAIN
Requirements
9
...............................................................................................................
...................................................................................................................................................
........................................................................................................................................................
ALTERNATE
AND COMBUSTION AIR CONNECTIONS
ELECTRICAL
AND GAS LINE CONNECTIONS
.....................................................................................
............................................................................................
PAN .....................................................................................................................................................
FREEZE PROTECTION
........................................................................................................................................
11
11
11
11
11
12
12
12
FURNACE
SUSPENSION
......................................................................................................................................
12
Propane
Gas/High
Altitude
12
iX. Vent]Flue
Pipe
GENERAL
installations
& Combustion
Air
Pipe
...............................................................................................................
.....................................................................................................................
.......................................................................................................................................................
DUAL CERTIFICATION:
MATERIALS
NoN=DIRECT/DIRECT
AND JOINING
PROPER VENT/FLuE
TERMINATION
METHODS
VENT ...................................................................................................
.....................................................................................................................
AND COMBUSTION
LOCATIONS
AIR PiPiNG PRACTICES
12
12
12
13
.................................................................................
...................................................................................................................................
13
13
CANADIAN
VENTING REQUIREMENTS
.....................................................................................................................
13
STANDARD
FURNACE
CONNECTIONS
.....................................................................................................................
ALTERNATE FURNACE CONNECTIONS
.....................................................................................................................
14
14
16
17
NoN=DIRECT
VENT
(SINGLE
PIPE)
PIPING
............................................................................................................
DIRECT VENT (DUAL PIPE) PIPING ......................................................................................................................
VENT/INTAKE TERMINATIONS FOR INSTALLATION OF MULTIPLE DIRECT VENT FURNACES ..................................................
CONCENTRIC
SIDE WALL
VENT TERMINATION
VENT
X. Condensate
Drain
KIT ........................................................................................................................................
Lines
& Drain
Trap
18
19
.........................................................................................................................
19
........................................................................................................................
19
UPRIGHT _NSTALLATIONS .....................................................................................................................................
19
19
HORIZONTAL INSTALLATIONS
20
GENERAL
.......................................................................................................................................................
Xi. Electrical
WiRiNG
115
24
Connections
HARNESS
24
................................................................................................................................
................................................................................................................................................
............................................................................................................................................
VOLT LINE CONNECTIONS
............................................................................................................................
VOLT THERMOSTAT WIRING
............................................................................................................................
SINGLE-STAGE
VOLT
TH ERMOSTAT APPLICATION
DEHUMIDISTAT WIRING
FOSSIL FUEL APPLICATIONS
115
VOLT LINE CONNECTION
.............................................................................................................
..........................................................................................................................
...............................................................................................................................
OF ACCESSORIES
(HuMIDIFiER
AND ELECTRONIC
AIR CLEANER)
.......................................
24 VOLT HUMIDIFIER ........................................................................................................................................
Xll. Gas Supply and Piping ..............................................................................................................................................
GENERAL
GAS
.......................................................................................................................................................
PIPING
PROPANE
Xlll.
9
11
TRAP AND LINES .....................................................................................................................................
ALTERNATE VENT/FLuE
Viii.
8
Applications
& Considerations
................................................................................................................
........................................................................................................................................................
LEVELING
DRAIN
8
..............................................................................................................................
Air
Positions
6
7
8
.......................................................................................................................................
& Ventilation
VI. Installation
6
7
...........................................................................................................................
........................................................................................................................................
REMOVAL
5
6
CONNECTIONS
GAS TANKS
................................................................................................................................
AND PIPING ......................................................................................................................
Circulating
Air & Filters
............................................................................................................................................
DUCTWORK = AIR FLOW .....................................................................................................................................
21
21
22
22
23
23
23
23
24
24
24
24
26
27
BOTTOM RETURN AIR OPENING [UPFLOW MODELS] ...............................................................................................
FILTERS = READ THIS SECTION BEFORE _NSTALLING THE RETURN AIR DUCTWORK .......................................................
27
27
27
UPRIGHT _NSTALLATIONS .....................................................................................................................................
28
HORIZONTAL INSTALLATIONS
28
................................................................................................................................
Table of Contents
XIV. Startup Procedure
& Adjustment
H EAT ANTICIPATOR SETTING
DRAIN
TRAP
FURNACE
PRIMING
OPERATION
GAS
SUPPLY
GAS
MANIFOLD
GAS
INPUT RATE
.............................................................................................................................
................................................................................................................................
...............................................................................................................
28
...............................................................................................................
28
PRESSURE
MEASUREMENT
PRESSURE
..............................................................................................................
MEASUREMENT
MEASUREMENT
AND ADJUSTMENT
(NATURAL
GAS
..................................................................................
BLOWER
XV.
BLOWER
HEAT OFF
Normal
SPEEDS
DELAY
...........................................................................................................................
TIMINGS
...................................................................................................................
Sequence
of Operation
................................................................................................................................
.....................................................................................................................................................
POWERUP
HEATING MODE
COOLING
...............................................................................................................................................
MODE
..............................................................................................................................................
FAN ONLY MODE
XVl.
Operational
FLAME
BURNER
XVll.
.............................................................................................................................................
Checks
LIMIT
AUXILIARY
..........................................................................................................................
................................................................................................................................................
LIMIT ...............................................................................................................................................
ROLLOUT
LIMIT ................................................................................................................................................
PRESSURE
FLAME
MODULE
SWITCHES ........................................................................................................................................
SENSOR
...............................................................................................................................................
Troubleshooting
......................................................................................................................................................
ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS .................................................................................................
DIAGNOSTIC CHART ..........................................................................................................................................
RESETTING
XlX.
FROM LOCKOUT
Maintenance
ANNUAL
...............................................................................................................................
.............................................................................................................................................................
INSPECTION ..........................................................................................................................................
30
30
32
32
32
32
33
33
33
33
33
33
33
34
34
34
34
34
34
34
34
34
34
FILTERS ..........................................................................................................................................................
35
BURNERS
35
.......................................................................................................................................................
INDUCED DRAFT AND CIRCULATOR
CONDENSATE
FLAME
XX.
29
33
Safety
Circuit
Description
.......................................................................................................................................
GENERAL
.......................................................................................................................................................
PRIMARY
XVlll.
..................................................................................................................................................
...............................................................................................................................................
INTEGRATED CONTROL
28
.............................................................................
29
ONLY)
TEMPERATURERISE .........................................................................................................................................
CIRCULATOR
28
28
TRAP AND DRAIN
SENSOR
(QUALIFIED
BLOWERS
SYSTEM
SERVICER
.........................................................................................................
(QUALIFIED
ONLY)
SERVICER
ONLY) ......................................................................
......................................................................................................
FLUE PASSAGES (QUALIFIED
SERVICER ONLY) .....................................................................................................
Internal
Filter
Removal
.............................................................................................................................................
XXl.
Before
XXII.
Repair & Replacement
Leaving
an
Installation
Parts
35
35
35
35
35
................................................................................................................................
36
..................................................................................................................................
36
APPENDIX
Troubleshooting Chart ......................................................................................................................................................
Wiring Diagram ...............................................................................................................................................................
All, WARNING
GOODMAN
WILL
PROPERTY
DAMAGE
PROCEDURES.
YOU
ASSUME
PROPERTY
REQUIRE
NOT
IF YOU
RESPONSIBLE
FROM
INSTALL
RESPONSIBILITY
DAMAGE
A LICENSE
CONDITIONING
BE
ARISING
WHICH
TO
EQUIPMENT.
OR PERFORM
FOR
MAY
INSTALL
FOR
ANY
RESULT.
OR
ANY
IMPROPER
INJURY
SERVICE
SERVICE
PERSONAL
MANY
SERVICE
OR
OR
SERVICE
ON THIS
INJURY
OR
JURISDICTIONS
HEATING
AND
AIR
UNIT_
37
39
To THE INSTALLER
_lb WARNING
Before
IF THE INFORMATION IN THESE INSTRUCTIONS IS NOT FOLLOWED
EXACTLY_ A FIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY
DAMAGE_ PERSONAL INJURY OR LOSS OF LIFE.
= Do NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS
AND LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCE.
- WHAT TO DO IF YOU SMELL GAS:
* Do NOT TRY TO LIGHT ANY APPLIANCE.
* Do NOT TOUCH ANY ELECTRICAL SWITCH; DO NOT USE
ANY PHONE IN YOUR BUILDING.
* IMMEDIATELY CALL YOUR GAS SUPPLIER FROM A
NEIGHBORS PHONE. FOLLOW THE GAS SUPPLIERS
INSTRUCTIONS.
* IF YOU CANNOT READCH YOUR GAS SUPPLIER_ CALL THE
FIRE DEPARTMENT.
= INSTALLATION AND SERVICE MUST BE PERFORMED BY A QUALIFIED
installing
familiarize
including
but not limited
tor speed
read
items
this
manual
which
must
to: unit maximum
external
thoroughly
to
be adhered
to,
static
pressure,
DAMAGE
All units are securely
packed in shipping containers
tested according to International
Safe Transit Association
specifications.
The carton must be checked
is found,
writing
a request
upon
arrival
for inspection
for external
by carrier's
damage.
agent
If damage
must be made in
immediately.
The furnace
must be carefully inspected
on arrival for damage and
bolts or screws which may have come loose in transit.
In the event
the consignee
Make a notation
shipment
2.
Notify
3.
With
SHOULD OVERHEATING OCCUR OR THE GAS SUPPLY FAIL TO SHUT
OFF, TURN OFF THE MANUAL GAS SHUTOFF VALVE EXTERNAL TO THE
FURNACE BEFORE TURNING OFF THE ELECTRICAL SUPPLY.
please
connections.
TRANSPORTATION
1.
_lb WARNING
unit,
with specific
gas pressures,
BTU input rating, proper electrical connections,
circulating air temperature
rise, minimum
or maximum
CFM, and mo-
of damage
INSTALLER_ SERVICE AGENCY OR THE GAS SUPPLIER
this
yourself
receipt
of any visible
carrier
promptly
concealed
and request
an inspection.
damage,
- preferably
carrier
within
must be notified
to
Original
or certified
as soon as
five days.
File the claim with the following
support
nine month statute of limitations.
"
damage
or container.
possible
4.
should:
on delivery
documents
copy of the Bill of Lading,
within
a
or indemnity
bond.
°
"
Original
paid freight
Original
or certified
other
°
Copy
discounts
of
the
manufacturer
CARBON MONOXIDE POISONING HAZARD
SpecialWarningfor Installationof FurnaceorAir HandlingUnitsin
EnclosedAreassuchas Garages,UtilityRoomsor ParkingAreas
Carbon monoxide producing devices
heater, gas water heater, etc.) should
such as unventilated
garages, utility
the danger of carbon monoxide (CO)
emissions.
If a furnace or air handler
as a garage, utility
device is operated
ventilation.
(such as an automobile,
space
not be operated in enclosed areas
rooms or parking areas because of
poisoning resulting from the exhaust
is installed in an enclosed
area such
room or parking area and a carbon monoxide
producing
therein, there must be adequate,
direct outside
This ventilation
is necessary
to avoid the danger of CO poisoning which
can occur if a carbon monoxide producing
device continues
to operate in
the enclosed
area. Carbon monoxide
emissions
can be (re)circulated
throughout
the structure
if the furnace or air handler is operating
in any
mode.
CO can cause
serious
illness
including
permanent
brain
damage
or death.
B10259-216
of the invoice,
inspection
report
at the time damage
is responsible
and for a thorough
copy
in lieu thereof.
showing
trade
and
or reductions.
representative
The carrier
bill or indemnity
for making
investigation
will not accept
prompt
of each
claims
issued
by
is reported
inspection
claim.
from dealers
carrier's
to carrier.
of damage
The distributor
for transportation
damage.
Keep this literature
in a safe place for futt;re
reference.
or
I,
COMPONENT
IDENTIFICATION
FZ
LO
n_
01"_........ _,,
0
0
n_
LU
©
__1
m
o
/
z
LO
pn_
00
0
n_
LO
Z
0_
m
//
Cou nterflow/Horizontal
Upflow/Horizontal
1
Two-Stage
2
Gas Line Entrance
Gas Valve
3
Pressure
4
Gas Manifold
5
Combustion
Air intake
6
Hot Surface
igniter
7
Rollout
8
Burners
28
ECM Variable
9
Flame
Sensor
29
Auxiliary
Limit
10
Flue Pipe Connection
30
Junction
Box
11
Flue Pipe
31
Electrical
12
Combustion
32
Coil Front Cover
13
Primary
33
Combustion
14
Gas Line Entrance
15
Flue Pipe Connection
16
Rubber
17
Two-Speed
18
Electrical
19
Coil Front Cover
Pressure
20
Coil Front Cover
Drain
21
Drain
(Alternate)
Switch(es)
(Alternate)
Limit
(Alternate)
Elbow
Induced
Draft Blower
Connection
Line Penetrations
Drain Trap
23
Blower
Inlets
Port
(Alternate)
Tap
Door Interlock
24
Inductor
25
Two-Stage
Connection
Limit
Air Intake
22
Switch
(Not All Models)
Integrated
Control
(with fuse and diagnostic
26
24 Volt Thermostat
27
Transformer
Module
LED)
Connections
(40 VA)
Speed
Connection
Circulator
Inlets
Air Inlet Pipe
Blower
il.SAFETY
Please
stalling,
4.
adhere to the following
warnings
and cautions
when
adjusting,
altering, servicing,
or operating
the furnace.
in-
Discharge
control
your
from
installing
body
the control
controls
to ground
its container.
before
Follow
on a furnace.
to their containers
removing
steps
Return
before
a new
1 through
3 if
any old or new
touching
any ungrounded
object.
i_lb WARNING
III. PRODUCT APPLICATION
TO PREVENT PERSONAL INJURY OR DEATH DUE TO IMPROPER
INSTALLATION_ ADJUSTMENT_ ALTERATION, SERVICE OR
MAINTENANCE, REFER TO THIS MANUAL. FOR ADDITIONAL
This furnace
applications.
ASSISTANCE OR INFORMATION, CONSULT A QUALIFIED INSTALLER,
SERVICE AGENCY OR THE GAS SUPPLIER.
homes,
trailers
or certified
indoors
,_
is primarily
It is NOT
or recreational
for outdoor
THIS PRODUCT CONTAINS OR PRODUCES A CHEMICAL OR CHEMICALS
WHICH MAY CAUSE SERIOUS ILLNESS OR DEATH AND WHICH ARE
KNOWN TO THE STATE OF CALIFORNIA TO CAUSE CANCER_ BIRTH
DEFECTS OR OTHER REPRODUCTIVE HARM.
for residential
or certified
for
vehicles.
applications.
(i.e., attic space,
garage area
This furnace
WARNING
designed
designed
crawl
home-heating
use in mobile
This unit is NOT designed
The furnace
space,
must
or garage
is enclosed
with an operating
can be used in the following
be installed
area provided
door).
non-industrial
the
commer-
cial applications:
Schools,
Office
Nursing
homes,
buildings,
Churches,
Hotels/motels,
In such applications,
Retail
Common
the furnace
stores
or office
areas
must be installed
with the follow-
the
instructions
ing stipulations:
I
_lb WARNING
I To
PREVENT
POSSIBLE
PROPERTY
DAMAGE,
PERSONAL
INJURY
It must
be
provided
and
It must
site.
OR DEATH
installed
per
per local
be installed
LO ,CCAo M "oOC
BE
LNT?;R
OCATBD
TO
PROTECT
O%% UST
It must
indoors
be part of a ducted
air delivery
installation
and national
codes.
in a building
system
and not used
It must be installed
air, especially
with two-pipe
if VOC's
in the conditioned
Do NOT UTILIZE THE HEATING UNIT WITHOUT REASONABLE ROUTINE
All other
warranty
INSPECTION, MAINTENANCE AND SUPERVISION. IF THE UNIT IS IN A
BUILDING THAT IS OR WILL BE VACANT, CARE SHOULD BE TAKEN TO
ROUTINELY INSPECT_ MAINTAIN AND MONITOR THE UNIT. IN THE
EVENT THAT THE BUILDING MAY BE EXPOSED TO FREEZING
furnace
is an
appropriate
using
TEMPERATURES AND WILL BE VACANT, DRAIN ALL WATER-BEARING
PIPES, PROPERLY WINTERIZE THE BUILDING_ AND TURN OFF ALL
WATER SOURCES. IN THE EVENT THAT THE BUILDING IS EXPOSED TO
FREEZING TEMPERATURES AND IS VACANT, ANY HYDRONIC COIL
UNITS SHOULD ALSO BE DRAINED AND AN ALTERNATIVE HEAT
SOURCES UTILIZED.
NOTE:
touching
electrical
static electricity
accumulated
the unit.
An electrostatic
discharge
propane,
components.
to protect
putting
1.
precautions
to both
furnace
control
the control,
installed
all
integrated
control
and
power
module
non-installed
to the
module
to discharging
installation
from
and the person
these steps will help avoid
to electrostatic
discharge.
Disconnect
prior
during
the integrated
the furnace,
static potential,
control module
cable
affect
damage.
By
exposing
the integrated
This procedure
is appli(ungrounded)
furnace.
body's
ser-
at the same electro-
Do
not
or any wire connected
your
and
furnaces.
touch
the
to the control
electrostatic
charge
to
ground.
2.
Firmly touch a clean,
near the control.
grounding
3.
will
unpainted,
Any tools
metal surface
held
in a
of the furnace
person's
hand
during
be discharged.
Service
integrated
control
following
the discharge
process
or connecting
in step 2.
wiring
Use caution
not
in contact
step 2 before
touching
with
control
an ungrounded
or wires.
object,
repeat
are present
restrictions
apply
appliance
or propane
conversion
This
and
is
gas (NOTE:
If
kit is required).
Dual certification
means that the combustion
tional and the furnace can be vented as a:
air inlet
pipe
is op-
Non-direct
vent (single pipe) central forced air furnace
in
which combustion
air is taken from the installation
area
from the outside
pipe) central
air supplied
This furnace
following
The vent
installation
A room
intake
air furnace
system
Return
is used
provide
air ducts
(27°C)
installed
to control
continuous
are provided
air temperature
filters
ONLY
if the
these
the furnace.
Fixed
and sealed
CANNOT
be
to the furnace.
range
between
60°F
in the
system
and
(16°C)
and
is maintained.
are
replaced..
installed
The
per the furnace
100%
burners
in these
per
heating
during
construction,
replaced
as
construction,
and upon completion
rating
outlined
site heater
system
is permanently
instructions.
that
A return
in which
to the furnace
are met:
thermostat
jumpers
used.
Air
directly
may be used as a construction
conditions
80°F
air
or,
forced
input
rate and
rating
maintained
appropriate
during
of construction
are
temperature
rise are set
plate.
The input rate and temperature
module
to recharge your body with static electricity;
(i.e., do not move
or shuffle your feet, do not touch ungrounded
objects, etc.).
If you come
and
dual-certified
a propane
through
a special
instructions.
in the body before
for combustion
contaminants
exclusions
ETL
Direct vent (dual
can adversely
or other
space.
or from air ducted
PRECAUTIONS
Discharge
Use the following
vicing
(ESD)
DISCHARGE
in a free
air unit.
systems
for use with natural
all combustion
ELECTROSTATIC
on
application.
It must not be used as a "make-up"
i_lb WARNING
constructed
rise are set per the furnace
plate.
outside
requirements
be used.
air
during
is
provided
construction.
for
combustion
Temporary
ducting
air
can
NOTE:Donotconnect
thetemporary
ductdirectly
tothe
furnace.The ductmustbe sizedaccordingto the
instructions
underSection V, Combustion and Ventilation
Air Requirements,
Section
The furnace
exchanger,
heat
air filters
and
evaporator
following
final
construction
All furnace
operating
IV. LOCATION REQUIREMENTS
GENERAL
5.3.3.
components,
coils
duct
clean
,_
system,
are thoroughly
To
(including
ignition,
are verified
input
BE
according
by a licensed
that
plumber
the
or
and the service
To ensure
manual
proper
installation
for specifics
in an attic, the passageway
area around
the unit must
and operation,
pertaining
to the
WHEN
tion and
installation
read this
and
WARNING
INSTALLATION_ REPAIR, OPERATION_ OR MAINTENANCE OF THIS
PRODUCT.
Provide
outdoors
provisions
through
WARNING
operation,
with
operate
installation
and
and
maintain
operation
instructions,
all local building codes and ordinances.
In their absence, follow the latest edition
of the National
Fuel Gas Code
(NFPA 54/ANSI
Z223.1 ), and/or CAN/CSA
B 149.1-05
Installation
Codes, local plumbing
or waste water codes, and other applicable
codes.
A copy of the National
Fuel Gas Code
(NFPA
be obtained from any of the following:
American
National
Standards
1430 Broadway
NewYork,
NY
National
Quincy,
Z223.1 ) can
given.
the
Do
Association
Valley
B149.1-05
Installation
Codes
can also
be
Ontario,
Canada
adequate
should
be calculated
dance
with "ASHRAE
lished
by the Air Conditioning
Guide"
be
1R3
by an approved
or "Manual
Contractors
J-Load
or in accor-
Calculations"
of America.
pub-
routing
Refer
Air Pipe
-
termination
length
area
factor
flows
the furnace
proper
of flue
subject
combustion
air
or insufficient
in the
downwards
to
or its condensate
to below
freeze
Lines
and/or
protection.
and
freezing
Refer
to
Trap for further
is available
for
the
combustion
air
can
expose building
occupants
to gas combustion
products
that could include carbon monoxide.
Refer to Section V,
Combustion
and
Ventilation
Set the furnace
on
condensate
drainage.
at times,
base
the
place
sized
Air
the furnace
Refer
to
above
the floor
1-1/2"
larger
the
or horizontal
(including
installation
VII,
for leveling
furnaces
on a concrete
than the
Section
and Considerations
upflow
Requirements.
a level
floor
to enable
proper
If the floor becomes
wet or damp
approximately
furnace.
base
of horizontal
are not
installed
or any other combustible
material.
material allowed is wood.
wood).
details.
must be used for upright
over any combustible
Refer
(NOTE:
to contaminated
and
to subbase
instructions
A subbase
will
combustion
performance-related
where
air will
problems.
the combustion
not be
waxes
or cleaners
chlorine-based
swimming
water
chemicals
softening
pool
chemicals
result
the
the
in
Do not install
air is exposed
substances:
chlorinated
of
Horizontal
required if an air conditioning
coil is located beneath
furnace
between
the supply
air opening
and
combustible
floor.
following
method
pipe
a limiting
Drain
Improper
the furnace
M9W
products
Special
applicable.
appropriate
The
can
in any
without
Ensure
furnace.
safety
The rated heating capacity of the furnace should be greater than or
equal to the total heat loss of the area to be heated.
The total heat
loss
system
Exposure
CSA International
178 Rexdale Boulevard
Etobicoke,
for
so condensate
X, Condensate
for
OH 44131
A copy of the CAN/CSA
obtained
from:
to the proposed
to vent/flue
A special accessory
subbase
counterflow
unit installations
Park
Pleasant
loca-
V, Combus-
Pipe and Combustion
not locate
Section
details.
material
Cleveland,
furnace
drain.
Ensure
MA 02269
East
a furnace
in Section
pipe when
NOTE:
directly on carpeting,
The only combustible
CSA International
8501
be given
air intake
combustion
air piping
location of the furnace.
Appfications
furnaces.
Institute
10018
Fire Protection
1 Batterymarch
54/ANSI
selecting
for venting
combustion
a proper
venting
system.
Locations
temperatures
install,
these
when
provided
of the return air entering
the
and 100°F when the furnace
is
IX, Vent/Flue
guidelines
Locate
TO PREVENT PERSONAL INJURY, PROPERTY DAMAGE OR DEATH DUE
TO FIRE, DO NOT INSTALL THIS FURNACE IN A MOBILE HOME_
TRAILER OR RECREATIONAL VEHICLE.
furnace
MUST
UNIT.
below
should
combustion
drainage
in accordance
POINTS
locations
and to determine
if the piping system
from
furnace
to termination
can be accomplished
within the
the
proper
DAMAGE,
BULLET
Air Requirements.
Termination
POSSIBLE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH DUE TO
FIRE_ EXPLOSION_ SMOKE_ SOOT_ CONDENSATION_ ELECTRICAL
SHOCK OR CARBON MONOXIDE MAY RESULT FROM IMPROPER
the furnace
THE
the temperature
is between
55°F
to Section
To ensure
listed
PROPERTY
FOLLOWING
to the guidelines
Ventilation
and
,_
INSTALLING
consideration
application
of this product.
_b
DAMAGE,
THE
heating.
to
have flooring.
thoroughly
DEATH,
the instructions
Refer also
Ensure
furnace
must be used.
If the unit is to be installed
EQUIPMENT
OR
Centrally
locate the furnace with respect
or existing air distribution
system.
gas fitter.
gas cock
POSSIBLE
INJURY
OBSERVED
Follow
NOTE:
The Commonwealth
of Massachusetts
requires
following
additional
requirements
must also be met:
A T-handle
PREVENT
PERSONAL
tion.
must be installed
WARNING
cleaned
up.
conditions
rate, temperature
rise and venting)
to these installation
instructions.
Gas furnaces
& CONSIDERATIONS
to the
deicingsaltsor chemicals
carbontetrachloride
halogen
typerefrigerants
cleaning
solutions
(suchas perchloroethylene)
printinginks
paintremovers
varnishes
hydrochloric
acid
cements
andglues
antistatic
fabricsofteners
forclothes
dryers
andmasonry
acidwashing
materials
Sealoffanon-direct vent furnace if it is installed near an
area
frequently
contaminated
by any
of the
non-direct
vent furnace
To ensure
that the
enclosed
has an adequate
of combustion
room
air, vent
or from
Combustion
from
a nearby
outdoors.
Refer
and Ventilation
If the furnace
install
vent furnace
is used
the furnace
in connection
the
located
not less than
Protect
the furnace
If the furnace
doors
with
or in parallel
18 inches
from
must be vertical
typical
is usually
Installations
rials
which
must
mum clearance
clearance
adhere
furnace
to the
information
label.
These
will depend
must
be provided
Refer to Section
details.
NOTE:
EXISTING
the
side
to.
properly
the remaining
of
Furnaces
nected
main-
of 0.25
Refer
square
inches
to Specification
Z21.4,
CSA-2.3
space
Air Pipe for
to combus-
per 1,000
Sheet
(i.e., a closet
must
to the venting
BTU/hr
applicable
*NOTE:
of furnace
c.
to your
Please
model*
contact
be
system
to the
con-
are not in operation:
openings
In so fhr as practical,
&yers
in the venting
close all building
and any appliance
summer
d.
Follow
and other defi-
doors and windows
f.
venting
rating.
instructions.
Adjust
and all
properly
gas burning
or our website
referred
appliance
vents
exhaust
sys-
and bathroom
speed. Do not operate
a
dampers;
so appliance
being inspected
shall operate
continu-
at the &afi hood relief opening
Use the flame of a match
that each appliance
when
tested
fans, fireplace
to their previous
for the applicable
to in this manual.
to the venting
Place the appliance
spillage
it has been determined
system
at maximum
of main burner operation.
turn doors, windows,
for mini-
thermostat
Test for draf_t hood equipped
After
not connected
fan. (?lose fireplace
the lighting
in operation.
ously;
room)
Sheet
system;
fhns, such as range hoods
so they shall operate
exhaust
after 5 minutes
or candle;
your distributor
Specification
1.23.1.
doors between the space in which the appliance(s)
connected to the
venting system are located and other spaces of the building. Turn on
free area
input
Section
Inspect the venting system for proper size and horizontal
pitch, as
required by the National Fuel Gas (;ode, ANSI Z223.1 or the CSA
B 149.1-05 Installation (?odes and these instrnctions.
Deterlnine that
exhausts,
or utility
edition
b.
Horizontal
with a total minimum
latest
from the American
for Gas-Fired
Cen-
there is no blockage or restriction, leakage, corrosion
ciencies which could cause an unsafe condition;
11
o0I I
Counterflow
appliances.
Seal any unused
connections.
clearance
ANSI
attached
procedure
is reproduced
Standard
of Canada
a.
e.
openings
Furnace
mini-
BOTTOM
in a confined
DOORA_D CIRCULATORBLOWER
REMOVAL
The following steps shall be followed with each appliance connected
venting system placed in operation,
while any other appliances
mate-
The
vent
The following
vent testing
National
Standard/National
BOTTOM
installed
BEW_,EEN
furnace is removed from a venting system
the venting system may be too large to
tem. Turn on any exhaust
Upflow
CLEARANCE
of rod
necessary.
REMOVAL
an existing
appliances,
TOP
must have two ventilation
FURNACE
NOTE: When
serving other
on the unit's
these
service
SIDE
8 M_NMM
Suspended
clothes
SIDE
The length
and the clearances
_3 PLACES)
TOP
A furnace
on the application
use 3/8" threaded
below.
2"x2"x_/8"ANGL5 _RON
fire horizontally
IX, Vent Flue Pipe and Combustion
In addition to the required clearances
SIDE
or joists,
HOLD DO_N
access
be permanently
to accommodate
tible materials,
a minimum
of 24 inches
available in front of the unit.
rafters
iron as shown
3_8"DIAf_ETER
THREADE0 ROD
(6 PLACES}
the floor.
the unit with
is provided
must
requirement.
TOBLOWERDECKTOA_LO_FOR
CIRCULATORBLOWERREMVOA_
certified
for this furnace
clearances
from
angle
PROVIDE
tained.
Clearances
must also accommodate
an installation's
gas,
electrical,
drain trap, and drain line connections.
If the alternate
combustion
air intake or vent/flue
connections
are used additional
clearance
the furnace
rod and 2"x2"x1/8"
if the
to combustible
design
this ventilation
unit,
result
or "down/bottom"
clearances
In a
the door and door frame
V,
a cooling
the furnace
Do not install
has been
between
opening
space.
by vehicles.
so that the burners
on the "up/top"
other
of the confined
with the cooling
damage
horizontally,
top; the
SUSPENSION
If suspending
AND ACCESSIBILITY
this
to satisfy
One of the ventilation
of the
of the bottom
the clearance
adequate
FURNACE
tral
CLEARANCES
12 inches
construction,
surfaces.
12 inches
for details.
(457 mm) above
physical
exchanger.
access doors
the furnace.
must be within
in a residential
garage, position
burners and ignition source are
is installed
into the heat
be within
supply
Section
unit.
Premature
heat exchanger
failure will
cooling unit is placed ahead of the furnace.
If the furnace is installed
the furnace
so that the
to combustible
must
uncontaminated
to
Air Requirements
upstream
clearances
openings
above
substances.
This protects
the
from
airborne
contaminants.
non-direct
mum
connected
as outlined
dampers
conditions
to the
above,
re-
and any other
of use;
g.
If improper venting is observed during any of the above
common venting system must be corrected.
Corrections
National
must
be in accordance
Fuel Gas Code
05 Installation
If resizing
with
NFPA 54/ANSI
the
latest
Z223.1
tests, the
edition
and/or
of the
CSA B149.1-
Codes.
is required
on any portion
of the venting
If this furnace
appliances,
system,
use the
is to be installed
such
as a water
building
codes
for determining
Codes.
Most homes will require
by means of ventilation
The thermostst
outdoors
should
be placed
approximately
five feet from
floor on a vibration-free,
inside wall in an area
circulation.
Do net install the thermostat
where
enced
having
it may
the
good air
be influ-
by any of the following:
Drafts,
or dead
spots
behind
doors,
in corners,
*
Radiant
"
Light fixtures
•
Radiant
"
Concealed
•
Unconditioned
air from
heat from
heat from
the sun.
gases
areas
is obtained
are discharged
outdoors
such
pipes,
behind
or chimneys.
the thermostat,
such
requirements
as attics
equipment
air for combustion,
or crawl
(b) Equipment
ventilation
as an
normal
in
and dilu-
atmosphere
atmosphere,
and all flue
or (2) enclosed
an integral total enclosure
and dilution of flue gases.
and use only
shall be installed in a location in which the facilities for
permit satisfactory
combustion
of gas, proper venting
and the maintenance
wall.
installed
ventilation
They do not apply to (1)
and installed so that all
from the outside
to the outside
fhmaces which incorporate
outside air for combustion
a fireplace.
water
air
of 5.3 apply to gas utilization
and which require
air combustion
appliances.
hot or cold
to the
tion of flue gases fi'om within the building.
direct vent equipment which is constructed
registers.
or other
combustion
outside air be supplied to the furnace area
grilles or ducts connecting
directly to the
open
(a) The provisions
buildings
Hot or cold
outside
or spaces
the
General:
or under
cabinets.
"
gas
is an adequate
spaces.
The following information
on air for combustion
and ventilation
is reproduced fi'om the National
Fuel Gas (?ode NFPA 54/ANSI Z223.1 Section
5.3.
5.3.1
*
with other
there
ANSI Z223.1 (Section 5.3), or CSA B149.1-05
Installation
Codes
(Sections
7.2, 7.3, or 7.4), or applicable
provisions
of the local
for the appliances.
LOCATION
space
ensure
supply of combustion
and ventilation
air for the other appliances.
Refer to the latest edition of the National Fuel Gas Code NFPA 54/
appropriate
table in Appendix
G in the latest edition of the National
Fuel Gas Code ANSI Z223.1 and/or CSA B149.1-05
Installation
THERMOSTAT
in the same
heater,
conditions
interfere
of ambient
with proper
does not provide
(c) In addition
circulation
the necessary
to air needed
vided as required
temperature
of use. Equipment
of air. When
air, outside
for combustion,
for: cooling
normal
under
so as not to
infiltration
air shall be introduced.
process
of equipment
dew point, heating, &ying, oxidation
odor control, and air for compressors.
(d) In addition
ventilation,
at safe limits
shall be located
air shall be pro-
or material,
or dilution,
controlling
safety
exhaust,
to air needed for combustion,
air shall be supplied for
including all air required for comfort and proper working
conditions
for personneh
(e) While all fomas of building constrnction
cannot be covered in detail,
air for combustion,
ventilation
and dilution of flue gases for gas
Thermostat
Consult
the instructions
ing instructions
packaged
and further
utilization
equipment
tained by application
5.3.4.
Influences
with
the thermostat
for mount-
precautions.
(f) Air requirements
lbr the operation
of exhaust fans, kitchen ventilation systems, clothes &yers, and fireplaces shall be considered
in
V. COMBUSTION & VENTILATION AiR REQUIREMENTS
determining
requirements.
WARNING
5.3.2
TO AVOID PROPERTY DAMAGEr PERSONAL INJURY OR DEATH_
SUFFICIENT FRESH AIR FOR PROPER COMBUSTION AND VENTILATION
OF FLUE GASES MUST BE SUPPLIED. MOST HOMES REQUIRE OUTSIDE
AIR BE SUPPLIED INTO THE FURNACE AREA.
Improved
construction
and
additional
insulation
reduced
heat loss by reducing
air infiltration
doors and windows.
These
changes
have
heating/cooling
costs
bustion
and ventilation
ances.
Appliances
but have
exhaust
fans, fireplaces,
appliances
for air.
House
bustion
depressurization
of gas-fired
created
air for gas fired
that
etc.)
and other
increase
can cause
products
in buildings
the
com-
fuel burning
appli-
(clothes
problem
back drafting
thereby
supplying
house
that could
include
building
carbon
common-
Located
of a space
in Unconfined
spaces (see definition
to provide
combustion
air
Spaces:
below)
in buildings,
infiltration
may
and dilution of
(for example,
weather stripping, heavily insulated, caulked, vapor barrier, etc.), additional air may need to be provided using the methods described in 5.3.3b or 5.3.4.
Space,
Unconfined.
of this Code,
For purposes
cubic feet per 1,000 BTU
appliances
dryers,
occu-
the adequacy
be adequate to provide air for combustion
ventilation
flue gases. However,
in buildings
of tight construction
installed
a space
whose
volume
per hour of the aggregate
in that space. Rooms
is not less than 50
input rating
communicating
directly
of all
with
the space in which the appliances
are installed through openings not
furnished with doors, are considered
a part of the unconfined
space.
by starving
or improper
exposing
Equipment
In unconfined
have
and escape around
helped
in reducing
a problem
pull air out of the
appliances,
pants to gas combustion
oxide.
vented by natural &af_ normally may be obof one of the methods covered in 5.3.3 and
5.3.3
Equipment
Located
in Confined
Spaces:
(a) Aft Aicfi'om In._ic]e the BzdMi,g:
The confined space shall be provided with two pemaanent
openings communicating
directly with
an additional
room(s) of sufficient volume so that the combined
volume
ofallspaces
meets
thecriteria
%r an unconfined
space. The
_CNmney
or Gas
Vent
total input of all gas utilization
equipment installed in the combined
space shall be considered in making this determination.
Each open-
_fd'l
ing shall have a minimum fi'ee area of I square inch per 1,000 BTU
per hour of the total input rating of all gas utilization
equipment in
r/ll
Chimney
_%
II'
inch
per 1000 BTU
II
I
I
than
100 square
It
It
l!
"H_
__
I a;e
of
of not
less
than
in the
one
square
of all equipment
encl°sure.
--Ootlet ,,
Water
I
,end l , OO m,
r
--tnlet
air duct
inches.
Equipment
(b) .4//Ah'fi'om
in Confined
Spaces;
Building.
See s.a.a-a.
Oz¢Moors:
two permanent
openings,
top and one commencing
The openings
The confined
AI!
space
within
within
12 inches
12 inches
directly,
Chimney
of the
l
of the
or by ducts,
in the
h
,L
Outlet
less than one square
2000 BTU of the total
inch per
input
rating of all equipment
enclosure*.
in the
air duct
or attic) that fi'eely communicate
_-* _J
I Water
irnaee
I Heater
of all equipment
fnlet air duct
in the enclosure.
I I !,,
or Gas Vent
II
Ventilation
of all equipment
NOTE: The air duct openings
must have a free area of not
with
l. When directly communicating
with the outdoors, each opening
shall have a mininmm free area of 1 square inch per 4,000 BTU
per hour of total input rating
Outdoors
inside
of the bottom
shall comnmnicate
with the outdoors or spaces (crawl
with the outdoors.
Air from
shall be provided
one commencing
Spaces; All Air from
Attic.
See 5.3.3-b.
2,000 BTU per hour of total input rating
enclosure.
Opening
Located
Located in Confined
Through
Ventilated
3. When communicating
with the outdoors through horizontal ducts,
each opening shall have a mininmm fi'ee area of 1 square inch per
r
enclosure.
area
inchper4OOOBTUofthe
total
input
rating
or Gas Vent
have
one
_OpeNng
Equipment
"_-._
h_"__.._
the total input rating of all equipment in the enclosure,
but not
less
openings must each have a free
_
II '\_
Furnace
square
NOTE:
Theinletandoutletair
Illl_t
1111 II II "_l_
the confined space, but not less than 100 square inches. One opening shall be within 12 inches of the top and one within 12 inches of
the bottom of the enclosure.
NOTE: Each opening
must
a free area of not tess than
III1_
II
IIII
louvers
f
I
I l,_
I
I
f
I
t III1
I
l
IIAI
*If the appliance room is located against an outside wall and the air openings comm unicate directly with the
outdoors, each opening sh all have a free a rea of not less than one sq ua re inch per 4.000 BTU per hou r of
NOTE:
The
openings
area
of not
and
outlet
must
inlet
each
have
tess
than
one
air
the total input rating of all appliances
in the enclosure
a free
Equipment
square
inch per 4000 BTU of the
total input rating
of all equipment
in the enclosure.
Located
4. When
in Confined Spaces;
See 5.3.3-b.
All Air
ducts are used, they shall be of the same
area as the fi'ee area of the openings
Outlet
from
Outdoors.
cross-sectional
to which they connect.
The
Air
minimum
dimension
than 3 inches.
of rectangular
air ducts
shall not be less
inlet Air
NOTE: The single
opening
a free area of not less than
A_ternate
air inlet
must
one
have
Chimney
or Gas Vent
square
inch per 3000 BTU of
the total input rating of all equipment in the enclosure
the sum of the areas of all vent
connectors
unheated
crawl
in the
confined
space.
space
Equipment
Located in Confined
Spaces; AH Air from Outdoors-Inlet Air from Ventilated
Crawl Space and Outlet Air to Ventilated
Attic. See 5.3.3-b
2. When
conmmnicating
with the outdoors
through
vertical
ducts,
each opening shall have a minimum fi'ee area of 1 square inch per
4,000 BTU per hour of total input rating of all equipment in the
enclosure.
Opening
Location
__
_
Opening
"Alternate
I
_
p
Equipment
10
f
tl
I
iI
tl
11
,IiI
Located in Confined
Spaces; All Air from
Single Air Opening.
See 5.&3-b.
it
,I
Outdoors
-
5. When directly communicating
with the outdoors, the single opening shall have a minimum
fi'ee area of 1 square inch per 3,000
BTU per hour of total input rating of all equipment
sure.
5.3.4
Specially
Engineered
The requirements
in the enclo-
Installations:
of 5.3.3 shall not necessarily
neering,
approved
by the authority
adequate
supply
of air fbr combustion,
govern
having
when special
jurisdiction,
ventilation,
engi-
provides
and dilution
an
of flue
gases.
5.3.5 Louvers
and Grilles:
In calculating
effect
fi'ee area in 5.3.3, consideration
of louvers,
grilles
shall not be smaller
or screens
shall be given to the blocking
protecting
openings.
Screens
than 1/4 inch mesh. If the area through
used
a design
of
louver or grille is known, it should be used in calculating
the size of
opening required to provide the fi'ee area specified. If the design and fi'ee
area is not known,
percent
it may be assumed
free area and metal louvers
fi'ee area. Louvers and grilles
interlocked
with the equipment
during
equipment
that wood louvers
,_] Eqk
shall be fixed in the open position or
so that they are opened automatically
Special
Conditions
In horizontal
Created
by Mechanical
Exhausting
Operation
of exhaust
may create
tory operation
Building.
fans, ventilation
conditions
requiring
of installed
systems,
special
clothes
or Fire-
gas utilization
mum
Air from Inside
further
See 5.3.3-a.
may
be installed
on either
the left or right side
its back.
For upright
POSITIONS
in an upright
panel.
upflow
return
or horizontal
this furnace
air ductwork
on
may be
attached
to the side panel(s) and/or basepan.
For horizontal
upflow furnaces, return air ductwork
must be attached to the basepan.
For both
work
upright
or horizontal
must be attached
counterflow
to the basepan
return
duct-
(top end of the blower
furnaces,
com-
partment).
NOTE:
Ductwork must never be attached to the back of
the furnace.
Contact
your distributor
for proper airflow
requirements
and
number
"Recommended
stallation
of required
Installation
positions,
ductwork
Positions"
ductwork
connections.
figure
connections,
Refer
for appropriate
application
from
of this furnace
an upright
and
resulting
to
additional
consideration
When
dictate
must
furnace
installing
be given
to prevent
the furnace
Drain
drain
freezing,
condensate
ensures
the furnace
to
A mini-
must
be pro-
Trap and Lines
line will
adequate
for
be exposed
measures
to
must
from freezing.
many
differs
a furnace
proper
condensate
drainage
draft blower.
from
For proper
must be level lengthwise
the
heat
ex-
flue pipe drainage,
from end to end.
The furnace
should
access
also be level from back to front or have a slight tilt with the
doors downhill
(approximately
3/4 inches) from the back
panel.
The slight
tilt
allows
the heat exchanger
erated in the recuperator
front cover.
coil, to flow forward
ALTERNATE
AND COMBUSTION
In horizontal
airflow
VENT/FLUE
condensate,
gen-
to the recuperator
coil
AIR CONNECTIONS
installations
bustion
air piping
charge
and
provisions
are available
counterflow
for alternate
for upflow
furnaces
with
flue
furnaces
right
and
with
com-
left dis-
air discharge.
This
configuration
allows the flue and combustion
air piping to be run
vertically
through the side of the furnace.
Refer to the "Recom-
of the
as airflow direction,
ductwork
connecair pipe connections,
etc.
The basic
as a horizontal
installation.
may
trap and
or below
and induced
mended
in particular,
near
Leveling
GENERAL
applications,
trap is secured
the furnace.
in-
VII. HORIZONTAL APPLICATIONS & CONSIDERATIONS
installation's
specifics
such
tions, flue and combustion
below
X, Condensate
If the drain
changer
arrangements.
Horizontal
drain
it below
LEVELING
position
Do not install
furnaces,
inches
Refer to Section
be taken
This furnace
the condensate
suspending
of 4 3/4
details.
temperatures
Vi. INSTALLATION
panel,
clearance
location.
to avoid unsatisfac-
equipment.
applications
side
vided for the drain trap.
Additionally,
the appropriate
downward
piping slope must be maintained
from the drain trap to the drain
dryers, or fireplaces
attention
Furnace
DRAIN TRAP AN[) LINES
operation.
places:
CLE?F,_I_CE BECUBED
Horizontal
and grilles will have 60-75 percent
the furnace
5.3.6
ENEE ,@,E MEELE
will have 20-25
only slightly
dard
Refer
Installation
piping
Positions"
connections
to Section
may
IX, Vent/Flue
figure
also
Pipe
details
concerning
the conversion
combustion
air connections.
horizontally,
to the following:
11
for further
be
used
detail.
in these
and
Combustion
to the
alternate
The stanpositions.
Air Pipe for
vent/flue
and
A,R
D_SOHARGE
t_}
for the natural
ALTERNATEFLUEAND
combustion
reduction
For installations
for required
of both the gas fuel and the
above
altitude.
7000
feet,
please
Kit
Orifice
II
ALTERNATE
A[_ PIPE
Contact
the
manufacturer's
LOCATIONS
tions.
A_R
The
furnace
Durt
distributor
for a tabular
listing
kits for propane
gas and/or high
indicated
operation.
None
IJ
of appropriate
altitude installa-
kits must be used to insure
All conversions
li
1,.9,,w.c.
1l None
_Propanell
ILPM-93*J#55 II 10.0"w.c./ 6.0"w.c./I
NOTE: In Canada,gas furnaces are only certifiedto 4500 feet.
FLUE AND
COMBUSTION
distributor
Manifold Pressure
II= Pressure
,
.
Hi h Sta e Low Sta e _1
o_7ooo
13.5,,w.c.
UPFLOW
UPRIGHT
refer to your
kit(s).
i
Gas
Altitude
II
I_
DISCHARGE
in the density
air at higher
safe and
must be performed
proper
by a quali-
_
fied installer,
UPFLOW HORIZONTAL
LEFT AIR DISCHARGE
or service
agency.
IX. VENT/FLUE PiPE & COMBUSTION AIR PiPE
GENERAL
_[_
AIR
D_SC_ARGE
I_WARNING
UPFLOW HORIZONTAL
RIGHT AIR DISCHARGE
Recommended
Installation
FAILURE
Positions
TO
INJURY
NOTE: Alternate "vertical" piping connections
an upflow furnace
is installed
with supply
right,
or when
a counterflow
discharging
to the
combustion
air
ALTERNATE
ELECTRICAL
This
furnace
DRAIN
is installed
case,
with
supply
use the standard
INSTRUCTIONS
GIVEN
either
side
can be made
for electrical
panel.
and
In horizontal
either through
must
be provided
gas
UPON
line
COMPLETION
INSPECT
applications
the "top" or "bottom"
The drain
if the furnace
(and air conditioning
THE
of
FLUE
is installed
pan must cover
the entire
above
a
THE
FURNACE
TO
SYSTEM
TO
OF
ENTIRE
IN BODILY
ALL
SECTION.
THE
FLUE
CAN
FURNACE
SYSTEM
ASSURE
TO
INSTALLATION,
BOTH
iN SERIOUS
FLUE
PRODUCTS,
gas furnace
achieves
CAREFULLY
INSIDE
IT IS PROPERLY
RESULT
EXPOSURE
A condensing
extracting
area under
and
coil if applicable).
Refer to Section
almost
cooling
VII, Horizontal
Appfications
and Conditions
- Drain
them
This furnace
connector,
Trap and Lines.
AND
SEALED.
PERSONAL
OUTSIDE
LEAKS
OF
IN
INJURY
INCLUDING
SUSPENSION
is installed
in a crawl
space
it must
from the floor joist or supported
by a concrete
furnace
on the ground
it to be exposed
Section
IV, Location
Suspension
or allow
Requirements
for further
OR
THE
DEATH
CARBON
and
pad.
Never
install
to water.
Considerations
the
Refer
to
_i,
- Furnace
ALTITUDE INSTALLATIONS
iF THE
APPROPRIATE
CORRECT
KITS
OPERATION.
A QUALIFIED
CONVERSION
MUST
ALL
INSTALLER
This furnace
at standard
OR
is shipped
altitude.
BE
TO
CONVERSIONS
SERVICE
from
Propane
installations
change.
These
OR
NOT
BE
changes
DEATH
AND
configured
THE
content
both
a pressure
are necessary
place.
of a factory
used as a pathway
not use commercially
those
built
for PVC as
shipped
available
with this
of the installer
"no
hub
connec-
product.
to follow
the
manufacturers'
and to verify that all vent/flue piping and connecwith furnace flue products.
Additionally,
it is the
adequate
to ensure
structural
shifting,
CERTIFICATION:
This furnace
BY
for natural
difference
takes
to Type B, BW, or L vent or vent
into any portion
when
of the installer
possess
vent (single
PROPER
PERFORMED
require
condensation
that all piping
integrity
or sagging
and connec-
and support
during
N oN=DERECTIDIRECT
furnace
to prevent
operation.
VENT
MAY
INSTALLED.
SAFE
gas installations
may require
Do
than
responsibility
between
or direct
requires
and may be installed
vent (dual pipe)
only
a vent/flue
as a non-direct
appliance.
pipe,
while
A non-direct
a direct
vent
installation
requires
both a vent/flue
pipe and a combustion
air
intake pipe. Refer to the appropriate
section for details concerning
gas
an orifice
switch
is dual certified
pipe)
vent installation
AGENCY.
to compensate
for the energy
and propane gas.
High altitude
ARE
ENSURE
MUST
the factory
other
flue pipe separation,
INJURY
KITS
APPLIED
except
It is the responsibility
DUAL
PERSONAL
chimney
recommendations
tors are compatible
WARNING
DAMAGE,
where
by
of combustion
low flue gas temperature
and water conPVC pipe is used as venting material.
must not be connected
appliance.
tors"
tions
PROPERTY
point
level of efficiency
the products
described
later in this section.
Never common vent this appliance
with another appliance
or use a vent which is used by a solid fuel
be suspended
details.
VIII, PROPANE GAS/HIGH
POSSIBLE
to the
its high
heat from
and must not be vented
or masonry
If the furnace
all of the
Because of the relatively
densation
requirements,
FREEZE PROTECTION
an orifice
RESULT
FOLLOW
air
DUE
area.
change
natural
IN THIS
CAN
AND
I_WARNING
allowing
the furnace
FURNACE
READ
AND GAS LINE CONNECTIONS
conditioned
OCCUR
INSTRUCTIONS
MONOXIDE.
pan
FURNACE
THESE
CAREFULLY
flue and
PAN
A drain
FOLLOW
DEATH.
connections.
provisions
through
the connections
the furnace.
furnace
In either
piping
has
connections
left.
can not be used when
air discharging
to the
OR
piping size,
terminations.
and
to compensate
12
length,
number
of elbows,
furnace
connections,
and
MATERIALS
AND JOINING
M ETNODS
air intake
rect
,_
TO
AVOID
BODILY
MUST
BE
OPEN
FLAMES_
KEPT
LIQUIDS.
SKIN
INJURY,
AWAY
AVOID
AND/OR
FIRE
FROM
AND
OR
ALL
EXPLOSION,
IGNITION
EXCESSIVE
BREATHING
located
tion.
WARNING
HEAT)
CEMENT
AS
SOLVENT
(I.E._
THEY
COMBUSTIBLE
VAPORS
ARE
OR
SPARKS,
CONTACT
nominal
diameter
PVC Schedule
40 pipe meet-
NOTE:
terminate
D3311.
Carefully
cutting,
follow
cleaning,
the
pipe
and solvent
D2665
manufacturer's
cementing
and ASTM
instructions
for
must
may
be used.
meet ASTM
Two-or-three-inch
D1527
and,
ABS
if used
Schedule
in Canada,
cement
for the PVC to ABS transition
Fittings
must be DWV type fittings
meeting
D3311
and,
must
follow
the
manufacturers'
instructions
(Long
D3311.
sweep
A medium
16" minimum
other
pipe.
1/4
radius
opening
and ASTM
be CSA
listed.
Carefully
for cutting,
DWV)
types
(1/4
bend
DWV)
of one opening
for 2" diameter
pipe,
cleaning,
bend
DWV)
conforming
elbow
and
vent)
must
air inlet located
to the combustion
vent
application.
vent application
or gravity
at least
of a direct
12 inches
must
from,
or
air inlet into any
snow
any
wall
build
up).
a building
level)
application
for 3"
AIR PIPING PRACTICES
must
opening
(door,
through
window,
and be at least
(including
any
shall not terminate
of regulators,
The combustion
any
or
of vent pipe run vertically
through a
at least 12 inches above the roof line
(or the anticipated
vertical
vent application
from
may enter
from
operation
3 1/
of the
minimum
termination
terminate
or over an area where condensate
a nuisance
or hazard
or could
to ASTM
measures
The vent
A vent termination
or long
to the centerline
and 4 9/16"
AND COMBUSTION
direct
at least 4 feet below, 4 feet horizontally
not
12 inches
anticipated
snow
over public walkways
or vapor could
be detrimental
relief valves,
air intake
should
frequently
PROPER VENT/FLUE
of a direct
of a non-direct
The vent termination
roof must terminate
D3138.
D2661
(1/4
and
does not apply
termination
which flue gases
gravity air inlet).
meet ASTM
The solvent
ASTM
bend
from the plane
pipe
be CSA
joint must meet ASTM
solvent cementing
PVC and/or ABS.
All 90 ° elbows must be medium
radius
radius
40
must
Solvent
cement for ABS to ABS joints must
and, if used in Canada,
must be CSA listed.
in Canada,
Piping
construc-
building.
listed.
D2235
if used
to Non-DiPipe)
on termination
any forced
1 foot above any door, window,
of PVC.
Refer
Vent (Dual
details
(non-direct
The vent termination
As an alternative
to PVC pipe, primer, solvent cement, and fittings,
ABS materials
which are in compliance
with the following
specifications
Direct
(flue andtor intake) must be located at
above ground
level or the anticipated
This provision
Fittings
ASTM
terminations.
and
for specific
terminations
air intake
meeting
Piping
terminate
at least 3 feet above
within 10 feet.
ing ASTM D1785, PVC primer meeting ASTM F656, and PVC solvent cement meeting ASTM
D2564 specifications
must be used.
must be DWV type fittings
applicable)
Pipe)
in this section
Vent
WITH
EYES.
Two- or three-inch
(when
All terminations
least 12 inches
snow level.
CEMENTS
SOURCES
pipe
Vent (Single
or other
termination
terminate
create
to the
equipment.
of a direct
in an area
vent
which
is
dusty or dirty.
Non Direct Vent
&
Adhere to these instructions
to ensure safe and proper furnace
performance.
The length, diameter,
and number of elbows of the
vent/flue
pipe
and combustion
the performance
air pipe
of the furnace
piping must be installed
instructions.
and
(when
must
in accordance
applicable)
be carefully
affects
sized.
with local codes
Piping must be adequately
secured and supported
to prohibit
ging, joint separation,
and/or detachment
from the furnace.
zontal
runs of vent/flue
feet and must
maintain
piping
must be supported
every
a 1/4 inch per foot downward
All
and these
sagHori-
three to five
slope,
back
Grade or Highest
Anticipated
towards the furnace, to properly return condensate
to the furnace's
drain system.
Allowances
should be made for minor expansion
and
contraction
particular
followed
care
due
by a short
Precautions
to temperature
must be taken
should
offset
variations.
to secure
piping
For this
when
reason,
a long run is
of less than 40 inches.
be taken
to prevent
condensate
from
freezing
inside the vent/flue pipe and/or at the vent/flue pipe termination.
vent/flue
piping exposed
to freezing
temperatures
below 35°F
extended
cell foam.
periods
of time
Also
all vent/flue
must be insulated
piping
exposed
the terminations
shown
in this manual
must be insulated with 112" thick closed
for leaks
prior
to installing
with
1/2" thick
outdoors
Vent
All
for
NOTE:
closed
in excess
over
termination
Fuel Gas Code takes
CANADIAN
VENTING
In Canada,
venting
solvent
IV, Location
Requirements
air contaminant
restrictions.
precedence
restrictions.
REQUIREMENTS
must conform
to the requirements
rent CAN/CSA-B149.1-05
Installation
ULC-S636
compliant
two- or three-inch
TERMINATION LOCATIONS
The following
bullets and diagram
describe
cerning the appropriate
location of vent/flue
the Canadian
the preceding
Clearances
of
(or in unheated
areas)
cell foam.
Inspect piping
insulation.
NOTES:
Refer
to Section
Considerations
for combustion
In Canada,
Termination
and
cement,
be clearly
marked
Carefully
follow
and fittings
throughout.
The certified
with the ULC Std "S636"
the
pipe
manufacturers'
of the cur-
Code. Use only CSA-listed,
diameter
PVC crABS pipe,
piping
instructions
for cutting,
cleaning,
and solvent cementing
PVC and/or ABS.
The vent can be run through an existing unused chimney
the restrictions
conpipe and combustion
the space
closed
13
between
with
the vent pipe and the chimney
a weather-tight,
should
on the pipe and fittings.
corrosion-resistant
provided
is insulated
flashing.
and
STANDARD
It is the
FURNACE CONNECTIONS
responsibility
connections
of the
to the furnace
installer
to ensure
are secure,
airtight,
that
the
and
piping
NoN-DIRECT
VENT INS TALLATtONS
A minimum
of one 90 ° elbow
tion air intake
adequately
supported.
tions,
or basepan
field
(when
these
(counterflow).
supplied
applicable)
locations.
vent/flue
should
To use the
pipe
standard
and combustion
be secured
directly
should
to guard
COMSUST_ON
AIR PIPE
(DIRECT VENT ONLY)
As shipped,
attachment
"couplings"
for vent/flue
and combustion
air intake pipe connections
are provided on the furnace's
top cover
(upflow)
"coupling"
be installed
against
on the combus-
inadvertent
blockage.
COMBUSTION
A_RPIPE
(DIRECT VENT ONLY)
VENT/FLUE
PIPE
VENT/FLUE
P_PE
connec-
air intake
!F
pipe
to the furnace
"_
oR
at
VENT/FLuEPIpE
Vent/flue
rubber
pipe
can be secured
coupling
and worm
furnace
(see "Standard
to the vent/flue
gear
hose
Connections"
clamps
figure).
coupling
using
the
provided
with
this
The rubber
coupling
UPFLOW
allows
separation
servicing.
of the vent/flue
Combustion
Air and
manner to avoid contact
condensate
drain lines,
increased
by utilizing
ing an "S" joint
with
etc.
pipe
Vent
from the furnace
piping
should
two 45 deg. Long-Sweep
to provide
be routed
refrigerant
lines, metering
if necessary,
clearances
additional
space
Elbows
STANDARD
in a
drain
lines,
etc.
deg. elbow
when
considering
This joint
ALTERNATE
and creat-
at connection
is the equivalent
elbow
CONNECTIONS
devices,
may be
loca-
tions.
This joint can be rotated on the fitting to establish
maximum clearance
between
refrigerant
lines, metering
devices,
and
condensate
COUNTERFLOW
during
FURNACE CONNECTIONS
If the standard
locations
alternate
panel
side
are undesirable
locations
count.
access
to an A coil, or to upright
access
installations
run vertically
NOTE:
may
and alternate
but use the alternate
vent/flue
,_
EDGES
OF SHEET METAL
PRECAUTION
ALTERNATE
Clearance
Configuration
tors"
Do not use other
due
to possible
commercially
material
also be secured
using
a
appropriate
(see
Section
NOTE:
elbow
glue
For non-direct
should
to guard
IX, Materials
or coupling
and Joining
inadvertent
can
the
Counterflow
2.
and
coupling
to the furnace
secure
the combustion
air intake
pipe
directly
to
3.
the air intake coupling.
On counterflow
units secure the combustion air intake pipe to the air intake coupling using the rubber coupling
and
worm
counterflow
gear
rubber
piping
internal
cause
of probable
the four
hose
clamps
coupling
allows
to the furnace
material
blower
conflicts,
provided
service
with
removal
compartment.
do
the
unit.
4.
The
NOTE:
not use other
to the furnace
Upflow
Upflow
save
and
the four
Be-
coupling.
14
Vent/Flue
the upfiow
screws
securing
the
securing
the
the
screws
basepan.
furnace's
Counterflow
Loca-
instructions.
vent/flue
Also
internal
remove
vent/flue
the three
vent/flue
piping
to
units.
on the rubber elbow
draft blower and the
pipe.
and
Counterflow
the vent/flue
Cut the vent/flue
pipe
commer-
AS A
units.
coupling
the
of air intake
GLOVES
top panel.
and
Remove
cially available
"no hub connectors".
The combustion
air intake
pipe can also be secured directly to the counterflow
unit air intake
pipe
save
Remove
vent/flue
units
USE
follow
Loosen the worm gear hose clamps
and detach it from both the induced
COMBUSTION
AIR PIPE
On upflow
steps
instructions
screws securing
the blower deck.
coupling
blockage.
MAY BE SHARP.
HOLE PLUGS.
LOCATION
Remove
Counterflow
of one 90 °
air intake
HOLES
and the "Alternate
Methods.
a minimum
on the combustion
pipe
using
if needed.
tion refer to the following
tion" figure.
"no hub connec-
The vent/flue
vent installations,
be installed
against
conflicts.
PVC or ABS elbow
or vice versa),
location
is the large hole directly in line with
To use the alternate
vent/flue loca-
NOTE:
available
(i.e., an
air intake
WARNING
REMOVING
VENT/FLuE
can be combined
piping
The alternate vent/flue
location
the induced draft blower outlet.
1.
NOTE:
WHEN
requiring
or to horizontal
air intake)
combustion
location
may be of
additional
installations
air cleaner,
locations
use the standard
combustion
locations
requiring
desiring vent/flue
(and combustion
from the side of the cabinet.
Standard
installation
counterflow
to a filter or electronic
installation,
for both
air inlet and vent/flue
pipe connections.
These
particular
benefit to upright upflow installations
of one 90
additional
increased
for a specific
are available
pipe.
See
attached
units.
pipe from the furnace.
pipe 3.75
Vent/Flue
inches
Pipe
to the coupling
panel to the
and elbows.
induced
Counterflow
units.
draft
Cuts
will
blower.
from the flanged
figure.
reach
Discard
end of
The section
through
the
remaining
of
side
pipe
Cut
the vent/flue
coupling.
pipe
3.75
See Vent/Flue
attached
to blower
location.
Discard
inches
from
the
blower
deck
coupling
remaining
pipe
®
deck
Pipe Cuts figure. Save vent/flue
REMOVE
for use in the alternate
and
©
®
REMOVE
4SCREWS
%eVE
t
pipe
/4 SCREWS
REMOVE
_
PIPE
elbows.
®
3 SCREWS
@
d_/_'REMOVE
D RELOCATE
._
DETACH
ELBOW
ID
_
RUBBER
FROM
BLOWER
VENT/FLUE
RELOCATE
REMOVE
REMOVE
@
DETATCH RUBBER
AND
__/
-__
_
_f_
ELBOW FROM
ID BLOWER AND
VENT/FLUE
PIPE
AND
PIPE
CUT _-
UPFLOW
--
COUNTERFLOW
®
Vent/Flue
5.
Remove
plastic
Relocate
and
plug
install
ADDITIONAL PLUG
FROM DRAIN KiT
from
alternate
vent/flue
plug in standard
plastic
Relocate
and
and
install
from
alternate
plug
Counterflow
Insert cut section
vent/flue
in standard
EXTERNALLY
MOUNT
vent/flue
coupling
location
deck with plastic
pipe and coupling
to the
induced
to the cabinet
or with field-supplied
using
3/8"
draft
into alternate
blower.
the screws
Secure
removed
#8 self drilling
TO
COUNTERFLOW/UPRIGHT
(UPFLOW
Using a rubber coupling
and worm
the drain kit bag, attach the vent/flue
ELBOW
ID BLOWER WITH
_UBBER COUPLING
AND HOSE
CLAMPS
location.
units.
of vent/flue
vent/flue
location.
hose clamps from
coupling
,"ql • _1
(top
SECURE
plug
(basepan).
Plug remaining
hole in blower
plug included
in the drain kit bag.
and
location
units.
Remove
Upflow
location.
vent/flue
RUBBER
cover).
Counterflow
6.
L
Pipe Cuts
SIMILAR)
®
SECURE
gear
pipe
TO
ID BLOWER WITH
RUBBER COUPLING
AND HOSE
the
®
SECURE
TO
in step 1
screws.
_lb WARNING
THE RUBBER ELBOW IS NOT DESIGNED TO SUPPORT A LOAD. WHEN
THE RUBBER ELBOW IS MOUNTED EXTERNALLY TO THE FURNACE
CABINET_ EXTREME CARE MUST BE TAKEN TO ADEQUATELY SUPPORT
FIELD-SUPPLIED VENT/FLUE PIPING_ AS DAMAGE CAN RESULT IN
LEAKS CAUSING BODILY INJURY OR DEATH DUE TO EXPOSURE TO
FLUE GASES, INCLUDING CARBON MONOXIDE.
7.
Upflow
and
For upright
to the
field
a worm
vent/flue
Upflow
supplied
For
horizontal
using
vent/flue
gear hose clamp.
location
and
externally
coupling
trap be installed
pipe.
8.
units.
installations,
vent/flue
Secure
using
Counterflow
for upright
piping
gear
hose
clamp.
to the
rubber
elbow
NOTE:
side
The alternate
unobstructed
combustion
air intake location
hole (alternate
vent connection
Induced
Draft
Blower).
location,
refer to the following
tion Air Intake
Use of the alternate
requires
of the unit
NOTE:
the drain
1.
as the flue
units.
installations,
Counterflow
secure
supplied vent/flue pipe directly to the vent/flue
a PVC or ABS coupling or elbow.
the
coupling
steps,
combustion
air intake
"Alternate
Combus-
figure.
follow
the upfiow
instructions.
the four screws
to the furnace's
securing
the combustion
top panel (upflow).
the four screws
securing
units.
and save
field-
air intake
using
three screws
securing
the
air intake pipe to the blower
2.
consists
of a large,
is aligned with the
and the
unit instructions
Remove and save
air intake coupling
Remove
externally
To use the alternate
Location"
Counterflow
Counterflow
SIMILAR)
Location
ALTERNATE COMBUSTION AIR _NTAKE LOCATION
mount the rubber elbow
a worm
installations,
on the same
UPFLOW/HORIZONTAL
(COUNTERFLOW
Alternate
Vent/Flue
coupling
to the basepan.
Remove the combustion
the top panel.
units.
Remove
combustion
the
furnace's
deck.
air intake
an additional
internal
air intake coupling
Counterflow
the combustion
Remove
pipe
combustion
and gasket
from
the
from
furnace
and cut the pipe at the basepan coupling.
Save the basepan
coupling
and gasket from the blower deck coupling for use
3.
in the alternate
location.
Remove
plug
location.
location
15
plastic
Relocate
(top cover).
Discard
from
and
the remaining
alternate
install
plug
pipe.
combustion
air intake
in standard
air intake
Counterflow
Remove
location.
plastic plug from alternate
Relocate
and install plug
location
deck
(basepan).
and
combustion
in standard
Plug the remaining
with the plastic
Upflew
4.
units.
plug included
Counterflew
air intake
air intake
hole in the blower
in the
drain
kit bag.
units.
coupling
step
to the cabinet
1 or with field-supplied
using
the screws
3/8" #8 self
the
air
removed
-drilling
the furnace's
combustion
the
intake
standard
vertent
in
screws.
SURE
NOT
5.
TO
DAMAGE
WHEN
Upflew
and
INTERNAL
Counterflew
blockage
OR
COUPLING
inadvertent
OTHER
AND
blockage.
No elbow
air
of
intake
clearance
6.
Upflow
For
vent
combustion
NOTE:
units.
to assure
installations,
pipe directly
will guard
In addition
be secured
blockage.
to the vent/flue
to the combustion
against
the
inad-
The tee
when
used
determining
pipe, a single 90 °
air
in the
intake
vent/flue
the number
to prevent
termination
of elbows
in the
combustion
_)
@
-_
REMOVE
68
65
62
59
56
53
50
2
49
46
43
40
37
34
31
28
3
71
68
65
62
59
56
53
50
90,00 0
3
71
68
65
62
59
56
53
50
115,000
3
49
46
43
40
37
34
31
28
1121al4151 1718
COUNTERFLOW
REQUIRED
(NON-DIRECT
VENT)
_
Non-Direct
Pipe (4)
Unitlnput
L.
PLUGFROM
DRAINKIT
Ve nt (S ingle Pipe)
Maximum Allowable Length of Vent/Rue
,/
©
REMOVE
--
""- ®
RELOCATE
90,000
COUNTERFLOW
®
115,000
SECURE-_
TO CABINET
Pipe (ft)(1)(2)
Numb er of El bow_ 3/(_)
(inch)
70,000
REMOVE
AND
UPFLOW
71
2" CLEARANCE
AND CUT
3 SCREWS
/.4
®
/
ADDITIONAL
2
®
JCREWS
=
t
45,00 0
70,00 0
coupling.
on counterflow
REMOVE
4 S 3REWS REMOVE
Numb er of El bows(3)(_)
Pipe (4)
(inch)
field-supplied
is required
Pipe (ft)(1/(2)
Unit Input
air supply.
to the air intake
or elbow
Vent (S ingle Pipe)
Maximum Allowable Length of Vent/Rue
a minimum
Q
4-.-_.®
elbow
uses
uses
inadvertent
proper
secure
®
REMOVE
AND
RELOCATE
This
Non-Direct
units.
A PVC coupling
REMOVE
against
however,
is required
air intake
location.
installation
installation
of the air intake.
must be included
piping system.
SCREWS.
on the alternate
installations,
Counterflow
direct
to guard
is required
of 2 inches
and
on
UPFLOW
coupling
upright
if: an upright
or a horizontal
units.
air intake
details
PIPE LENGTHS AND DIAMETERS
should
For non-direct
vent installations
installed horizontally,
a
minimum
of one 90 ° elbow
should
be installed
on the
combustion
air intake
direct vent installation.
WIRING
REINSTALLING
for specific
Refer to the following
table for applicable
length, elbows, and pipe
diameter
for construction
of the vent/flue
pipe system of a nonelbow
BE
Terminations
location,
air intake
VENT/FLuE
_h, CAUTION
COMPONENTS
Pipe
Although
non-direct
vent installations
do not require a combustion
air intake pipe, a minimum
of one 90 ° elbow should be attached to
alternate
With the gasket facing
the cabinet
side panel,
and
flange's flat spot facing forward,
secure the combustion
intake
Pipe) Piping - Vent/Flue
termination
construction.
1
2
3
4
5
6
7
8
2
61
58
55
52
49
46
43
40
3
71
68
65
62
59
56
53
50
2
61
58
55
52
49
46
43
40
3
71
68
65
62
59
56
53
50
3
71
68
65
62
59
56
53
50
I ) One 90 ° elbow should be secured to the combustion
tion.
air intake connec-
2) Minimum requirement for each vent pipe is five (5) feet in length and one
elbow/tee.
UPFLOW/HORIZONTAL
(COUNTERFLOW
Alternate
3) Tee used in the vent/flue termination must be included when determining
the number of elbows in the piping system.
4) 3" diameter pipe can be used in place of 2" diameter pipe.
5) Increased Clearance Configurations
using (2) 45 deg. Long Sweep
elbows should be considered equivalent to one 90 deg. elbow.
SHOWN
SIMILAR)
Combustion
Air Intake
Location
VENT/FLuEPIpE
NoN-DIRECT
VENT
(SINGLE
Non-direct
vent installations
pipe can be run horizontally
building
or run vertically
PIPE}
PiPiNG
The
require only a vent/flue
with an exit through
with an exit through
The vent can also be run through
however,
it must extend a minimum
pipe. The vent
the side of the
the roof of the building.
an existing
unused
of 12 inches above
chimney;
the top of
horizontally,
Vertical
concerning
connection
of the vent/flue
nace, refer to Section
IX, Vent/Flue
Pipe
Standard
Furnace Connections
or Alternate
for specific
details.
Refer
to the following
Non-Direct
Vent (Single
may terminate
as through
vent/flue
vertically,
an outside
as through
a roof,
or
wall.
pipe terminations
restrictions.
The penetration
sealed
with
tight
plumbing
Horizontal
pipe to the fur-
and Combustion
Air Furnace
Connections
TERMINATIONS
pipe
should
be as shown
in the fol-
lowing figure.
Refer to Section IX, Vent/Flue Pipe and Combustion
Air Pipe - Termination
Locations
for details concerning
location
the chimney.
The space between
the vent pipe and the chimney
must be closed with a weather-tight,
corrosion-resistant
flashing.
For details
vent/flue
following
vent.
vent/flue
figure.
tion Air Pipe
2" diameter
pipe
of the vent through
flashing
pipe
the roof must be
as is used
should
Pipe and
for details
a plastic
hole
in the
Combus-
concerning
wall penetration
a 3 1/2" diameter
with
be as shown
IX, Vent/Flue
Locations
A 2 3/8" diameter
while
such
terminations
Refer to Section
- Termination
tion restrictions.
16
proper
loca-
is required
is required
for
for 3"
diameter
pipe.
To secure
prohibit
damage
stalled
on either
the
to piping
pipe passing
connections,
through
a coupling
side of the wall and solvent
of pipe connecting
the two couplings.
the wall and
should
cemented
The length
be
in-
to a length
of pipe should
be
Direct
vent installations
vent/flue
pipe.
require
The pipes
the side of the building
the
building.
both a combustion
air intake
may be run horizontally
or run vertically
The pipes
may
and exit through
be run through
chimney;
however,
they
must extend
a minimum
above the top of the chimney.
The space between
should
material.
the chimney
pipe can be run between
tant flashing.
be sealed
with
silicone
installation,
caulking
the vent/flue
joist spaces.
If the vent pipe must go below a joist and then
the last joist space to penetrate the header, two 45 ° elbows
be used to reach the header rather than two 90 ° elbows.
up into
should
TEE
\
with a weather
tight,
air intake
tion Locations
or Concentric
Vent
on termination
construction.
For details
pipes
to the furnace,
refer
corrosion
resis-
and a vent/flue
Termination
to the
Combustion
Pipe - Standard
Furnace
Connections.
' Min To
Roof
Or
Highest
be closed
Both the combustion
unused
of 12 inches
the pipes and
pipe
terminations
must be in the same atmospheric
pressure
zone.
Refer to Section IX, Vent/Flue and Combustion
Air Pipe - Termina-
t
/2
must
the roof of
an existing
the wall thickness
plus the depth of the socket fittings
to be installed on the inside and outside of the wall. The wall penetration
In a basement
and a
and exit through
Section
Furnace
for specific
concerning
IX,
details
connection
Vent/Flue
Connections
Pipe
of
and
or Alternate
A ticipated
Snow
VENTYlFLuE AND COMBUSTION AIR PIPE LENGTHS AND DIAMETERS
Level
±
Refer to the following table for applicable
diameter for construction
of the vent/flue
length, elbows,
and combustion
and pipe
air intake
pipe systems of a direct vent (dual pipe) installation.
The number
of elbows tabulated
represents
the number of elbows and/or tees
in each (Vent/Flue
tees
the number
of elbows
If the combustion
Vertical
Termination
(Single
Pipe)
& Combustion
used in the terminations
Air Intake)
in the piping
air intake
pipe.
must be included
Elbows
when
and/or
determining
systems.
pipe is to be installed
above
a finished
ceiling or other area where dripping of condensate
will be objectionable,
insulation
of the combustion
air pipe may be required.
Use 1/2" thick closed cell foam insulation
such as Armaflex TM or
90 °
MEDIUM
RADIUS
ELBOWS
Insultube
TM
where
required.
UPFLOW
Direct Vent (Dual Pipe) Maximum Allowable Length*
of Vent/Rue & Combustion Air Intake Pipe iftt
Unit Input Termination
Pipe(4)
Numberof EIbows(a<2)(3l(sI
Btu) Style (rich)1
Alternate
Vertical
iNSiDE
Termination
_
(Single
Pipe)
45,000
TEE
or
90°ELBOW
TURNED
DOWN
ELBOW OR
COUPLING
_
_
I
I
Horizontal
115,000
TOC_O_D OR
SNOW
Termination
(Single
71
68
65
62
59
56
53
50
Alternate
2
58
55
52
49
46
43
40
37
Standard
2
3
49
71
46
68
43
65
40
62
37
59
34
56
31
53
28
50
2
36
33
30
27
24
21
18
15
3
57
54
51
48
45
42
39
36
Standard
3
71
68
65
62
59
56
53
50
Alternate
3
57
54
51
48
45
42
39
36
Standard
Alternate
3
3
49
35
46
32
43
29
40
26
37
23
34
20
31
17
28
14
Alternate
9,000
E,E£
1
17
2
70,000
OUTSIDE
14 15
Standard
*Ma:4mu m allowable
_m_s listed are individual
Pipe)
lengths for lelet & flue and NOTa
combinat bn.
COU NTERFLOW
12" MIN.
Direct Vent (Dual Pipe) Maximum Allowable Length*
of Vent/Rue & Combustion Air Intake Pipe iftt
90 ° ELBOW
TURNED
Unit Input Termination
DOWN
Standard
70,000
Alternate
Standard
Horizontal
Termination
(Single
Pipe)
Above Highest Anticipated
Snow Level
90,000
Alternate
DIRECTVeNT(DUALPIP_)PIPING
The inlet air screens
are available
for the
air pipe to prevent
air pipe.
Installation
not required
provided
in the installation
installer to use in the inlet
animals
pipe/4)
Numberof EIbows(a<2/(3l/sI
Btu) Style (rich)1
VENTIFLUE°___TEE
from
of screens,
and will not affect
building
while
nests
strongly
performance
instruction
packet
of the combustion
115,000
in the combustion
recommended,
*Ma:4mum
is
Standard
Alternate
allowable
14 15
17
2
49
46
43
40
37
34
31
28
3
71
68
65
62
59
56
53
50
2
3
36
57
33
54
30
51
27
48
24
45
21
42
18
39
15
36
2
61
58
55
52
49
46
43
40
3
71
68
65
62
59
56
53
50
2
48
45
42
39
36
33
30
27
3
57
54
51
48
45
42
39
36
3
3
71
57
68
54
65
51
62
48
59
45
56
42
53
39
50
36
Hm_s listed are individual
lengths for _let & flue and NOTa
combinat bn.
1) Elbows and/or tees used in terminations must be included when determining quantity of allowable elbows in the system.
of the unit.
17
2)
Number of elbows tabulated are for each (Vent/Flue & Combustion Air
Intake) pipe.
3) Minimum requirements for each Vent/Flue & Combustion Air Intake pipe
is five (5) feet in length and one elbow/tee.
4) 3" diameter pipe can be used in place of 2" diameter pipe.
5) Increased Clearance Configurations
using (2) 45 deg. Long Sweep
elbows should be considered equivalent to one 90 deg. elbow.
VENT/FLuE
AND COMBUSTION AIR PIPE
The vent/flue
and combustion
air pipes
through
a roof, or horizontally,
Vertical
pipe
terminations
TERMINATIONS
may terminate
as through
should
vertically,
an outside
be as shown
as
wall.
in the
following
figure.
Refer to Section IX, Vent/Flue
Pipe and Combustion
Pipe Termination
Locations
for details concerning
location
restrictions.
The penetrations
flashing
such
through
the roof must be sealed
as is used with
a plastic
tight with proper
plumbing
Alternate
Horizontal
Vent Termination
(Dual
Pipe)
vent.
TEE
VENT/FLUE
_
COMBUSTION
AIR INTAKE
12" MIN
Vertical
Terminations
(Dual
Pipe)
Standard
Horizontal
Terminations
Level (Dual
Alternate
Vent Termination
Above Anticipated
(Dual Pipe)
Horizontal
terminations
should be as shown in the following
figure.
Refer to Section
IX, Vent/Flue
Pipe and Combustion
Pipe Termination
Location for location restrictions.
A 2 3/8 inch diameter
wall penetration
diameter
passing
tions,
a coupling
solvent
pipe
socket
is required
for 2" diameter
pipe while
hole is required for 3" diameter
pipe.
through the wall and prohibit damage
should
cemented
length
fittings
should
be installed
to a pipe
be the wall
to be installed
The wall penetration
terial.
should
on either
connecting
the
thickness
on the inside
be sealed
side
plus
of the wall and
The
the depth
of the
silicone
of the wall.
caulking
ma-
In a basement
MEDIUM
Snow
the pipe
connec-
couplings.
and outside
with
Anticipated
a 3 1/2 inch
To secure
to piping
two
Above
Pipe)
installation,
the pipes
Snow
may be run between
Level
the joist
spaces.
If the pipes must go below the joist and then up into the
last joist space to penetrate
the header, two 45 ° elbows should be
used to reach the header rather than two 90 ° elbows.
RADIUS
900
VENT/INTAKE TERMINATIONS FOR INSTALLATION OF MULTIPLE
DIRECT VENT FURNACES
If more
Standard
Horizontal
Terminations
(Dual
Pipe)
than
one
direct
vent
furnace
is to be installed
through
a common
roof top, maintain
the same
ances between
the exhaust
vent and air intake
adjacent
units
of a single
If more
through
than
as with the exhaust
vent and air intake
terminations
unit.
one direct
a common
following
figure.
same elevation
elevation.
18
vertically
minimum
clearterminations
of
side
vent furnace
wall,
is to be installed
maintain
the
clearances
horizontally
as in the
Always terminate
all exhaust vent outlets at the
and always terminate
all air intakes at the same
U PRIGHT _NSTALLATIONS
In an upright
installation
on the rubber
elbow
lines
are then
drain
hoses
are connected
and the recuperator
routed
through
the right
to drain
ports
coil front cover. The drain
or left side
panel
and
the drain trap secured to the outside of the cabinet.
NOTE:
Refer to Section X, Condensate
Drain Lines and Drain
- Alternate
using
12,M1_A_OVE 12'¸M_
an alternate
CONCENTRIC
Of Multiple
Units
for installation
provided
with the Concentric
Refer
installations
outside
vent)
vent/flue
outlet
require
of
the structure
HOSE B
QTY: 1
The vent kit
and may be installed
_
with the
"_ TUBE 2
U QTY: 2
furnished
with
for installation
the Side Wall Vent Kit (pin
b
specifications.
HOSE
GREENCLAMPS
QTY: 3
Remove
the rubber
plug from the front cover drain port (right
or left side, depending
A condensing
gas furnace
almost
achieves
all of the heat
its high level
from
of efficiency
the products
by
takes place.
to an appropri-
In upright
may
installations,
the furnace's
outlet is utilized in an upright
connections
must be located
drain
NOTE:
2.
of combustion
and cooling them to the point where condensation
The condensate
which is generated
must be piped
ate drain location.
the right or left side of the furnace.
hoses
installations,
the drain
hoses
will
through
the
trap suspended
exit
be-
bullets
listed
nace
drain
below
when
sections
trap installation
installing
for specific
and drain
hose
hook
The drain
trap supplied
with the furnace
The drain
line between
furnace
be constructed
The drain
line between
furnace
with
through
near or below
must be taken to prevent
within the drain line.
If an air conditioning
location
slope
Models
"X" Length
(kBTU_Tons)
171/2
45__30
21
70__40
24 1/2
090__50
(inches)
17 1/2
21
system.
fur-
Models
(kBTU_Tons)
24 1/2
inches
None
"X" Length to Cut From Long
End of Hose B
18 5/8 inches
14 1/2 inches
45__30
70__40
090__50
11 1/4 inches
RIGHT SIDE
PANEL
RUBBER
RUBBER ELBOW
ELBOW
IN
PORT
than
at
_RED
it may freeze.
an area which
freezing,
from
I(_SE
may
_
precautions
to prohibit
of the furnace's
drain
TUBE(S)
COVE_REE_N
DRAIN PORT
a
CLAMP
tee must be
any interference
SIDE PANEL
GROMMET
HOLES
freezing
with the furnace,
An open
HOSE CLAMP
TUBE 1
where
coil is installed
Long
B
7 inches
31/2
must
FRONT
may be used.
This is necessary
to Cut From
End of Hose
11550
must
installed in the drain line, near the cooling coil, to
relieve positive air pressure
from the coil's plenum.
function
Width
toward
location
condensate
hole.
will have to be relocated
the furnace.
line outside
line is routed
drain
and drain
a red hose
grommet
f
line in any other
the drain
see temperatures
common
panel
_
trap supplied
If the drain
location
grommets
port with
panel.
ups.
and drain
drain trap mounting).
drain
to rear side
For left side drainage,
Cabinet Width
must be used.
per foot downward
Do not trap the drain
Do not route
drain
concerning
hose
cover
of 3/4" PVC or CPVC.
maintain
a 1/4 inch
the drain.
the drain
the
details
on the intended
A to front
11550
ing sections.
to the following
Route
(inches)
neath the furnace.
The field-supplied
drain system
must be in
accordance
with all local codes and the instructions
in the follow-
Refer
clamp.
Cabinet
vent/flue
installation,
the drain trap and drain
on the same side as the alternate
side) of the unit with the drain
Hose
left side
outlet.
(down
Secure
NOTE:
exit either
If the alternate
HOSE
RED CLAMPS
QTY: 2
b
Hose and Tube Identification
1.
In horizontal
TUBE 1
QTY: 1
pipe
pipe
GENERAL
the
standard
CONNECTIONS
HOSE A
X. CONDENSATE DRAIN LINES & DRAIN TRAP
Follow
the
installations.
0170K00000S)
bottom
using
Hose
VENT KIT
to the directions
vent/flue
Trap
installations
QTY: 1
and exhaust
pipes located side-by-side
or with one
the other. This kit is NOT intended for use with single
extracting
for upright
outlet.
specifications.
must terminate
(indirect
vent/flue
Vent Kit (DC VK)
This kit is to be used with 2" or 3" direct vent systems.
intake
above
Connections
drain hoses to be connected
as follows.
The following
quantity
hoses, tubes, and hose clamps are provided with the unit.
VENT TERMINATION
Refer to the directions
SIDE WALL
Venting
Hose
RIGHT OR LEFT SIDE DRAIN
STANDARD
Upright
Horizontal
Vent/Flue
into
Upright "Standard"
(Upflow
Shown,
with the
trap.
19
_ J _""
DRAIN
TRAP
HOSE
CLAMPS
(3 PLACES)
Connections
Counterflow
- Right Side
Similar)
2
to
LEFT
SIDE PANEL
drainage
FRONT COVER
DRAIN PORT
and are not kinked
or binding.
RUBBER
O
/ C=]°
RED HOSE
CLAMP
(RUBBER
ELBOW
RUBBER
ELBOW
(EXTERNALLY
FRONT
ELBOW
7_DRAIN
PORT
COVER
MOUNTED)
RAIN PORT
..RED
DRAIN
HOLES
HOSE
CLAMP
_TUBB
ED HOSE CLAMP
1 GREEN HOSE
_T'TUBE
1
_
TUBE(B)
2
GREEN HOSE
_
CLAMPS
HOSE B
Upright "Standard"
(Upflow Shown,
Connections
Counterflow
3.
Cut and remove 1/4 inch from
the rubber elbow.
4.
Insert
Tube
1 into rubber
red hose clamp.
Right
side
Angle
GROMMET
RED HOSEJ
- Left Side
Similar)
the end of the drain
elbow
drain
tube outward
port on
port and secure
toward
Upright
For details
with
lowing
front of furnace.
drains
clamp.
Route the other
panel grommet
hole.
side
end of Hose B to
front
right
2.
drains
Cut "X" inches
concerning
from
the long end
of Hose
B
and
B to front left side
panel grommet
discard.
3.
remaining
other end
hole.
mounting
of the drain
trap,
refer to the fol-
DRAIN TRAP MOUNTING (LEFT OR RIGHT
Insert
drain
tubes
the side panel.
bottom
of the drain trap.
Secure
drain
trap
NOTE:
to side
or crosshairs
below
the grommet
Attach
PVC drain
elbow
or coupling.
H ORIZONTAL
Drain tubes
panel
at the
on counterfiow
drain
PANEL,}
SIDE
into drain trap and position
against
(dimples
Refer to table for appropriate
length to cut. Secure
hose to Tube 1 with a green hose clamp.
Route
of Hose
side
TUBE(S)
"Alternate"
Connections
- Right Side Only
(Upflow Shown, Counterflow
Similar)
section.
UPRIGHT
1.
HOLES
SIDE PANEL
DRAIN TRAP
_
HOSE A
CLAMP
Cut 17 3/4 inches from the long end of Hose B and discard.
Secure the remaining
hose to Tube 1 with a green hose
Left
B
(3 PLACES)
DRAIN
TRAP
5.
CLAMPS
(3 PLACES)
_HOSE
the drain
trap
must reach
the
mounting
holes
models)
located
holes.
line to drain
trap outlet
with
either
a 90 °
I NSTALLATIONS
RIGHT SIDE DOWN
6.
Insert short
holes.
end of each Tube 2 through
Secure
tubes
hose
clamps.
downward
slope
kinked
to
Hose
side panel grommet
A and
Hose
B with
Horizontal
green
drain
Ensure
hoses
and tubes
maintain
a
for proper drainage
and that they are not
concerning
X, Condensate
mounting
Drain
Lines
of the drain
and
Drain
trap, refer to Section
Trap - Upright
Drain
Trap
ALTERNATE VENT/FLuE
Upright
installations
"right-side
Section
On counterflow
switch
hose
using the alternate
only" drain
hoses
IX, Vent/Flue
1.
DRAIN HOSE CONNECTIONS
vent/flue
to be connected
Pipe and Combustion
outlet will require
as follows.
Air Pipe for details
3.
Hose
clamp.
Route
Remove
A to front
hose
on
grommet
from
front
Seal hole in grommet
with
grommet
and plug into side
4.
Cut 1/4 inch from
mounted
5.
Insert
rubber
Tube
drain
port
with
right side panel
right-side
panel
drain
large end of plug.
panel drain hole.
elbow.
Discard
1 into rubber
Angle
hole.
Reinstall
elbow
drain
port and secure
with
6.
Cut 17 7/8 inches
from the long end of Hose B and discard.
7.
Secure
end of Hose
panel
8.
9.
remaining
a green
hose
grommet
clamp.
B to exposed
Route
hose
end of Tube
toward
right
hose
clamp.
Insert
short
rubber
elbow
hoses
and
end
and
tubes
of remaining
secure
maintain
with
Tube
green
2 into
hose
a downward
Hose
clamp.
slope
for
Ensure
proper
20
length
to
minimize
tap with
the
port
drain port.
hose
connection
(down)
sagging.
plug removed
side tap.
to the down
Cut hose
Plug
from
right
left
side.
Hose A to front cover drain tap with a red hose clamp.
hose to rear right
(down)
Insert
Tube
1 into rubber
clamp.
side panel
of the drain
elbow
Angle
drain
tube
grommet
holes.
port on the
rubber
port and secure
outward
toward
with
front
of
5.
Cut 17 3/4 inches
from the long end of Hose B and discard.
6.
Secure
end of Hose
side
B from
switch
switch hose must be connected
against blocked drain conditions.
4.
7.
Insert short end of one Tube 2 through rear right side panel
grommet
drain hole.
Secure tube to Hose A with a green
that
drain
of the front cover pressure
tap to the right
Cut 1/4 inch from the end
elbow and discard.
1
holes.
pressure
pressure
pressure
remaining
with a green
side
require
cover
plug from the coil front cover
the front cover
a red hose
furnace.
toward front of furnace.
relocation
3.
cut portion.
tube outward
Secure
Route
the end of the drain port on the externally
a red hose clamp.
with
2.
hole.
down
side front
furnaces
to appropriate
a red hose
grommet
side
right
as follows:
The pressure
side to guard
drain
right
port.
models,
the rubber
(unused)
cover
to rear
drain
from the left side
port. Save for use in step 3.
Secure
connections
Remove
Relocate
Refer to
the
to the
is required.
Counterflow
alternate
vent/flue
pipe connection.
1. Remove the rubber plug from the front cover right-side
2.
elbow
NOTE:
Make
Mounting.
with
be connected
and the rubber
or binding.
For details
installations
hoses
panel
hose
clamp.
grommet
Cut 5 1/2 inches
Tube 2.
B to exposed
Route
hose
end of Tube
to front
right
1
down
holes.
straight
length
from the long end of each
N
FRONT COVER
DRAIN PORT
RED HOSE
HOSE A
c1
5.
FRONT
HOSE B
•
SIDE PANEL
GROMMET
HOLE
COVER
PRESSURE
TAP
_,
"
.'i
route
Horizontal
(Upflow
8.
Insert
right
down
side
drainage
For details
one
panel
inch
grommet
Hose B using
tubes maintain
and are not kinked
concerning
X, Condensate
7.
Insert approximately
side panel grommet
Lines
tubes
and
Drain
DOWN
Horizontal
installations
to
Drain
drain
hoses
to be connected
and the side
1,
2.
drain
Relocate
from the
side
plug from
The
to the down
Cut
sagging.
removed
left side
1.
Ensure
will
front cover
Trap
2.
require
drain
for proper
connecting
from the
new
a hose
long end of each
clamps.
NOTE:
hoses
Tube
and tubes
drainage
left
and
must
maintain
and that
a
they are not
or binding.
concerning
Drain
mounting
of the drain
Lines
Drain
and
trap,
refer to Section
Trap - Upright
Drain
Position
the drain
trap against
inserted
into trap.
Note that the trap may be orientated
either
side
the furnace's
Secure
drain trap to side
located
on either
panel
panel
with
top cover
Trap
drain
tubes
with
or base pan.
at the dimples
side of the grommet
or crosshairs
drain
holes.
Confirm
that tubes reach bottom of drain trap and that
hoses maintain
a downward
slope and are not kinked
all
or
binding.
port
4.
Attach
PVC
elbow
or coupling.
drain
line to drain
trap outlet
with either
a 90 °
left (down)
switch hose connection
pressure
tap to the left
pressure
switch
side to guard
hose
to appropriate
A to front
cover
to left side
hose
against
drain
must
blocked
length
pressure
Route hose to rear left (down)
NOTE:
For left side drainage,
relocated
down
the coil front cover
hose
of trap.
the outlet facing
elbow.
Plug right (unused)
from left side.
Hose
panel
holes.
using
Xl. ELECTRICAL CONNECTIONS
tap.
conditions•
clamp.
holes•
to the
the front cover pressure
right side (as shipped)
connected
Secure
left side
port on the rubber
Remove the rubber
side drain port.
(down)
3,
the
grommet
(when
HORIZONTAL DRAIN TRAP MOUNTING (LEFT OR RIGHT SIDE PANEL)
3.
with
panel
Mounting.
Mounting.
LEFT SIDE
a green
slope
side drain
one inch of each Tube 2 through
hole.
Secure
tubes to HoseA
bottom
X, Condensate
trap, refer to Section
Trap - Upright
length
B with
kinked
Secure
side
reach
For details
the
straight
elbow
For left side drainage,
connections
Hose
downward
2 through
(down)
left side
RIGHT
clamps•
Ensure
slope for proper
of the drain
to far left
Horizontal
Cut 5 1/2 inches
Tube 2.
or bound•
mounting
Drain
holes•
green hose
a downward
NOTE:
6.
.
Tube
B to rubber
hose clamp.
RUBBER
ELBOW
DRAIN PORT
RED HOSE
CLAMP
of each
end of Hose
side port drain elbow) does not require
to the induced draft blower housing•
Connections
=Right Side Down
Shown, Counterflow
Similar)
approximately
HoseAand
hoses and
T
_BE 1 _
hose
NOTE:
PANEL
_
SIDE
RUBBERELBOW
GREEN
HOSE
CLAMP
the short
port using a green
C
CLAMP
Secure
,_
drain
HIGH VOLTAGE!
to minimize
tap
port with
WARNING
be
with
To AVOID THE RISK OF ELECTRICAL SHOCK_ WIRING TO
THE UNIT MUST BE POLARIZED AND GROUNDED.
plug
a red hose
side panel
grommets
grommet
must be
,_ll, WARNING
panel•
To AVOID PERSONAL INJURY OR DEATH DUE TO
ELECTRICAL SHOCK_ DISCONNECT ELECTRICAL POWER
HIGH VOLTAGE!
BEFORE SERVICING OR CHANGING ANY ELECTRICAL
WIRING,
oseA
I
I
LEFT
SIDE
"
_
"_::_p,._-_
I__h/
"1
_
j
PANEL
I"
/'
'
FRONT
;C_=_//.
//
COVERJ
DRAIN PORT
RED
HOSE
CLAMP
_
'_J_:_TUBE(S)
'
/
/
LABEL ALL WIRES PRIOR TO DISCONNECTION WHEN SERVICING
CONTROLS, WIRING ERRORS CAN CAUSE IMPROPER AND
DANGEROUS OPERATION. VERIFY PROPER OPERATION AFTER
SERVICING.
CLAMPS
(3 PLACES)
2
//
£_
WIRING
SIGID%i_A2EE_TTL_._/DRAIN
(Upflow
Connections
Shown,
HARNESS
The wiring harness is an integral part of this furnace.
Field alteration to comply with electrical codes should not be required.
Wires
TRAP
HOLES
Horizontal
are color and
=Left Side Down
Counterflow
the wiring
Similar)
supplied
Remove
elbow.
the rubber
number
diagram
with
with wiring
4.
_1_
i_# CAUTION
-- GREEN HOSE
/
_
the furnace
material
Any replacement
cap from the side drain port on the rubber
21
coded
for wire
must
having
wiring
for identification
routings.
purposes•
If any of the original
be replaced,
a temperature
must be copper
it must
rating
be
of at least
conductor.
Refer
to
wire
as
replaced
105°C.
11 5 VOLT LINE CONNECTIONS
all the way
Before proceeding
with electrical connections,
ply voltage, frequency,
and phase correspond
piping
the unit rating
Class
plate.
1, and
Power
must comply
supply
with
ensure that the supto that specified
on
to the furnace
all applicable
must
codes.
sized wire,
must
fused
and fuse
be sized
branch
or circuit
be N.E.C.
in accordance
electrical
circuit
The fuse
containing
or circuit
with the
maximum
overcurrent
tection specified on the unit rating plate.
must be provided at the furnace location.
An electrical
Connect
as shown
hot,
diagram
tions,
neutral,
located
and
ground
on the unit's
the cabinet
opening
door.
to the junction
and
perform
Resistance
10 ohms
or less.
interrupts
ing.
breaker
24
should
measure
is equipped
unit voltage
Do not defeat
with a blower
when
left side
be observed
panel.
when
can be made
NOTE:
Wire
wiring
As a two-stage
vides terminals
be sealed
stat connections.
The furnace
field
through
either
air
must
removal,
not
interfere
or routine
is shipped
configured
right or
for a left side
This allows
the furnace
left side panel.
connections
tor blower
the opposite
box must be relocated
prior to making
follow
the
NOTE:
Wire
operation,
to the other
electrical
steps
of the furnace,
side of the burner
connections.
shown
routing
filter
side
To relocate
blower
the junction
Cooling',
connections
(right side for counterflows)
electrical connection
with the junction
box located inside the burner compartment.
To make electrical
through
'Two-Stage
Single-Stage
Low voltage
with
circulator
blower
maintenance.
furnace,
the furnace integrated
control module profor both "WI" and "W2", and "YLO" and "Y" thermo-
applications:
ing with
connections.
the
which
for servic-
WIRING
routing
filter
vent applica-
making
switch
is opened
pro-
Stage Cooling'.
Refer to the following
connections
to the integrated
control
must
door
this switch.
VOLT THERMOSTAT
Line
connections
check.
connection
door interlock
the blower
system
polarity
unit grounding,
the following
2.
tight using either an UL approved
bushing
such as Heyco Liquid
Tight or by applying non-reactive
UL approved
sealant to bushing.
Line voltage
Do not use gas
proper
(white)
properly
in the
box must
power
NOTE:
the neutral
This furnace
disconnect
For direct
panel.
To confirm
Measure resistance
between
and one of the burners.
operation,
wires
blower
electrical
ground.
1.
The furnace
breaker.
to the
turn off the electrical
must be electrically
grounded in accordance
with local codes or, in
their absence,
with the latest edition of The National Electric Code,
ANSi NFPA 70 and/or The Canadian
Electric Code CSA C22.1.
Use a separate
back
as an electrical
wiring
Wire
operation,
and
filter
to support
Only',
figures
module.
routing
Heating
either
holes
or routine
the right
are located
must not interfere
removal,
Heat-
with Two-
and table for proper
through
entrance
the following
'Two-Stage
'Two-Stage
can be made
Thermostat
compartment.
Heating
with
circula-
maintenance.
compartment
the junction
box,
below.
must
removal,
not to interfere
or routine
with
circulator
blower
maintenance.
Furn_{ce
Integrated
,_li, WARNING
,____i
....
EDGES OF SHEET METAL HOLES MAY BE SHARP. USE GLOVES AS A
PRECAUTION WHEN REMOVING HOLE PLUGS.
1.
Remove
the burner
2.
Remove
and save
to the side
3.
Relocate
the two screws
Single-Stage
door.
securing
the junction
side
box and associated
panel.
Secure
plugs
with
,*" De_umidistat
[Optional]
Remote
Condensing Unit
(Single Stage Cooling)
box
Heating with Single-Stage
Cooling
NOTE: To apply a single stage heating thermostat
the
thermostat selector jumper on tl_e integrated Contro_
module must be set on single stage
panel.
junction
to opposite
compartment
",
and grommets
screws
removed
in
step 2.
Two-Sta%Heat,o_)
Single-Stage
Coolin
Thermostat
ALTERNATE
JUNCTION BOX
LOCATION
STANDARD
JUNCTION BOX
LOCATION
•
[------",
,/*
_
Dehumidistat
[Optiona,]
Remote
Condensing
(Single-Stage
Junction
Box Relocation
Two-Stage
,_ll, WARNING
To AVOID THE RISK OF INJURY_ ELECTRICAL SHOCK OR
DEATH_ THE FURNACE MUST BE ELECTRICALLY
HIGH VOLTAGE!
GROUNDED
IN ACCORDANCE WITH LOCAL CODES OR IN
_
e
THEIR ABSENCE, WITH THE LATEST EDITION OF THE
NATIONAL ELECTRIC CODE.
To ensure
the furnace
proper
ground
unit grounding,
screw
located
the ground
inside
wire
should
the furnace
run from
junction
box
22
Unit
Cooling)
Heating
with Single-Stage
Cooling
or
in the
5.
Turn
ON power
To enable
ule:
Tw°-StavgthHeating )
Two-Stage Cooling
1.
Cut
the dehumidify
the jumper
adjacent
__
Thermostat
IG
Go G G
_
;_
,I__.'@/
I
Once
the jumper
during
a combination
minal
will
function
wire
wire
on the
labeled
to the DEHUM
(Dehum-Stat).
d
to furnace.
"CUT
screw
is cut, the
The yellow
DEHUM"
dehumidify
(T-Stat)
LED adjacent
during
FOR
control
mod-
located
terminal.
call for cooling
be illuminated
integrated
function
is enabled
and dehumidification
to the DEHUM
screw
ter-
dehumidification.
DEHUMIDIFICATION
LED(YELLOW)
[Opt inoidia:t]
at
Remote
Condensing Unit
(Two-Stage Cooling)
Two-Stage Heating with Two-Stage Cooling
Thermostat
This furnace
is equipped
with most cooling
on the blower
DEHUMIDIFICATION
JUMPER WIRE
Diagrams
with a 40 VA transformer
equipment.
Consult
compartment
door,
to facilitate
the wiring
for further
diagram,
details
(CUTTO ENABLE)
use
located
of 115 Volt and
FOSSIL FUEL APPLICATIONS
24 Volt wiring.
SINGLE-STAGE
THERMOSTAT
A single-stage
thermostat
to control
this furnace.
stat
not
does
offer
This furnace
can be used in conjunction with a heat pump in a
fossil fuel application.
A fossil fuel application
refers to a combined
APPLICATION
with only one heating
The application
"true"
of a single-stage
thermostat-driven
gas
stage can be used
thermo-
two-stage
heating
operation,
to satisfy
the thermostat's
riod prior to stepping
call for heat.
up can be set at either
The delay
5 or 10 minutes
pe-
through
the DIP switch adjacent
to the Heat Off delay DIP switches on the
integrated
control module.
To use a single-stage
thermostat,
turn
off power
to the furnace,
the integrated
control
"single-stage"
position,
move
the thermostat
module
from
selection
the "two-stage"
turn power
back
on.
jumper
position
(heat
on
to the
Refer to the following
1 15 VOLT
T-Star selection jumper
ingle-stage
thermostat
heat
pump
installation
to determine
pump,
which
the most cost
gas furnace,
uses
an outdoor
efficient
means
of
or both).
Strictly follow the wiring guidelines in the fossil fuel kit installation instructions. All furnace connections must be made to the
furnace two-stage integrated control module and the "FURNACE" terminal strip on the fossil fuel control board.
figures.
T
W
and
sensor
A heat pump thermostat with three stages of heat is required
to properly use a two-stage furnace in conjunction with a heat
pump. Refer to the fossil fuel kit installation instructions for
additional thermostat requirements.
but provides
a timed transition
from low to high fire. The furnace
will run on low stage for a fixed period of time before stepping
up to
high stage
furnace
temperature
in
LINE CONNECTION
AND ELECTRONIC
AIR
OF ACCESSORIES
(HUMIDIFIER
CLEANER)
_ositioo
_WARNING
N
G
L
ON
s
To AVOID PERSONAL INJURY OR DEATH DUE TO
LDIP
switch position
Delay Period:
3: ON
"DIP
10 minutes.
24 VOLT D EHUMIDISTAT
switch
Delay
position
Period:
ELECTRICAL SHOCK_ DISCONNECT ELECTRICAL POWER
HIGH
VOLTAGE!
BEFORE
SERVICING OR CHANGING ANY ELECTRICAL
WIRING.
3: OFF
5 minutes.
The furnace's
WIRING
age accessory
The optional
tor blower
usage
of a dehumidistat
to operate
at a slightly
lower
the furnace's
speed
during
tion.
This
conditioned
lower blower speed enhances
dehumidification
of the
air as it passes through the AC coil.
For proper funcapplied
to this
VAC and utilize a switch which opens
To install/connect
a dehumidistat:
1.
Turn OFF power
2.
Secure
furnace
neutral
must
on humidity
operate
on 24
(typically
"DEHUM"
the
on the furnace
4.
Secure
dehumidistat
ground
wire
screw on the furnace
Ground
not be present
is equipped
power
electronic
air cleaner.
and/or
load specifications
Humidifier
Electronic
Air Cleaner
(typically
junction
mounting,
wiring
grounding,
connections
quick connect terminals
module.
The humidifier
white
Secure the dehumidistat
hot wire (typically
the black lead)
to the screw terminal marked "R" on the furnace integrated
control module.
lead) to the ground
module
for controlling
with line volt-
to an optional
field-
are as follows:
1 .O Amp maximum
1.0
at 120 VAC
Turn OFF power to the furnace
before installing
Follow the humidifier
or air cleaner manufacturers'
rise.
3.
may
t
locating,
wire
humidifier
accessory
Accessory
lead) to the screw terminal marked
integrated
control module.
wire
The
control
terminals
e
call for dehumidifica-
to furnace.
the dehumidistat
the
supplied
a combined
call for cooling
a dehumidistat
dehumidistat
circula-
thermostat
tion,
and
allows
integrated
_
terminals
conform
shown.
the green
box. NOTE:
on all dehumidistats.
23
are identified
to applicable
and controlling
any accessories.
instructions
for
these
are to be made
1
J
accessories.
through
the
1/4"
provided on the furnace integrated
control
and electronic
air cleaner hot and neutral
as HUM and EAC.
codes.
Connections
All field wiring must
should be made as
HIGH ALTITUDE
When
12 CIRCUIT
CONNECTOR
this furnace
Altitude
orifice
natural
reduction
is installed
kit must
at high altitude,
be applied.
in the density
This
the appropriate
is required
MODULE
High
altitude
tude
and
of either
to the
of both the gas fuel and combus-
kits are purchased
usage
High
due
tion air as altitude increases.
The kit will provide the proper
certified input rate within the specified
altitude range.
INTEGRATED
CONTROL
DERATE
according
natural
design
to the installation
or propane
gas.
alti-
Contact
your
distributor
for a tabular
listing of appropriate
altitude
ranges
corresponding
manufacturer's
high altitude (Natural,
propane
and/or
Pressure
Switch)
Do not
derate
the furnace
lower
pressure
combination
OPTIONAL
If it is necessary
for the
Wiring
installer
kits.
by adjusting
specified
of the lower
the manifold
on the furnace
air density
and a lower
back,
to supply
additional
and possible
In some areas
line voltage
yellow
may artificially
must conform
to all
rating of 105°C. All
effort
cially
line voltage
box.
the furnace
based upon the BTU/ft 3 content
of the
derated
Refer to the National
Fuel Gas
Code,
NFPA
information
provided
orifice size.
by the gas supplier
splices
must be made
inside
junction
The integrated
control
ergized with 115 volts
module humidifier
terminals
(HUM)
whenever
the induced draft blower
gized.
control
The integrated
nals
(EAC)
blower
24
are energized
module
with
electronic
115 volts
pressure
to a
plate.
The
manifold
pressure
tipping.
the gas supplier
wiring to the inside of the furnace,
the wiring
local codes, and have a minimum temperature
wire
rating
will prohibit the burner orifice from drawing the proper amount of
air into the burner.
This may cause incomplete
combustion,
flash-
ACCESSORIES
Accessories
than
and
gas,
are enis ener-
air cleaner
whenever
the
termi-
for a tabular
is energized.
listing
of appropriate
ing manufacturer's
VOLT HUMiDiFIER
the gas in an
pressure
Z223.1,
the
and
proper
at high altitude regardContact your distributor
altitude
switch
gas and the altitude.
54/ANSI
to determine
A different pressure switch may be required
less of the BTU/ft 3 content of the fuel used.
circulator
derate
to compensate
for the effects of altitude.
If the gas is artifiderated,
the appropriate
orifice size must be determined
ranges
and correspond-
kits.
PROPANE GAS CONVERSION
A 5" long
brown
provides
wire
in the wire
24 VAC humidifier
harness
control.
at the low fire pressure
This wire
is powered
any time
i_lb WARNING
the pressure
switch is closed.
To connect 24 VAC HUM, connect
the 24 VAC line of the humidifier
to the 5" brown wire. The connection can be made
by either
stripping
the wire
and using
a wire
POSSIBLE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH MAY
OCCUR IF THE CORRECT CONVERSION KITS ARE NOT INSTALLED. THE
APPROPRIATE KITS MUST BE APPLIED TO ENSURE SAFE AND PROPER
FURNACE OPERATION. ALL CONVERSIONS MUST BE PERFORMED BY
nut
or by using a field supplied
quick connect terminal.
The wiring
must conform
to all local and national codes.
Connect the COM
side
of the
humidifier
to the
B/C
terminal
on the furnace
board (or to the COM side of the 24 VAC
connect
115V humidifier
to these terminals.
Xll, GAS SUPPLYAND
control
transformer).
A QUALIFIED INSTALLER OR SERVICE AGENCY.
Do not
This
unit
is configured
for
manufacturer's
propane
propane gas installations.
PIPING
/ High
Altitude
natural
gas.
The
appropriate
gas conversion
kit, must be applied for
Refer to the Section WII, Propane
Gas
Instaflationa
section
for details.
GENERAL
The furnace
rating
rating
plate
and gas types.
the type of gas applied.
for alternate
fuels
includes
The furnace
the
This includes
and/or
approved
furnace
must be equipped
VALVE
This
unit
gas input
to operate
any conversion
GAS
on
furnace
kits required
is equipped
operation
the valve
high altitude.
is configured
for use with
_,
PREVENT
INLET
GAS
RATING
UNRELIABLE
SUPPLY
PLATE
OPERATION
PRESSURE
WITH
ALL
MUST
OTHER
OR
BE
EQUIPMENT
AS
HOUSEHOLD
DAMAGE,
SPECIFIED
GAS
ON
FIRED
THE
THE
UNIT
APPLIANCES
cedure
gas supply
pressures
specified below.
The supply
able with all other household
minimum
gas
unreliable
ignition.
supply
must
be maintained
within
the ranges
down
pressure
must be constant
and availgas fired appliances
operating.
The
pressure
The maximum
must
be maintained
must
controlled
module.
The valve
during
As shipped,
is field convertible
the regulator
spring
manufacturer's
the gas supply
control
located
on the valve
& Adjustment
for use of this control
during
start up and shut
periods.
GENERAL
to pre-
i_lj
CAUTION
Inlet Gas Supply Pressure
Minimum:5.0"
Mnmum:11.0
a
on the valve.
ON/OFF
vent unit overfiring.
Natural Gas
PropaneGas
with
propane
pressure
GAS PiPiNG CONNECTIONS
to prevent
not be exceeded
are provided
has a manual
valve
itself. This control may be set only to the "ON" or "OFF" position.
Refer to the lighting instructions
label or Section XIV,, Startup Pro-
OPERATING.
Inlet
gas.
from an appropriate
Taps for measuring
pressure
The gas valve
gas
control
gas by replacing
propane gas spring
gas conversion
kit.
CAUTION
a 24 volt
integrated
for natural
propane
and manifold
TO
with
by the
TO
W.C. Maximum :10.0" W.C.
W.C. Max mum :13.0 W.C.
AVOID
POSSIBLE
DAMAGE
24
DUE
SIZE
OF
PIPE
FROM
TO
UNSATISFACTORY
UNDERFIRING
NATURAL/PROPANE
THE
METER/TANK
OPERATION
OR
GAS
TO
EQUIPMENT,
PIPING
THE
NEEDED
FURNACE.
OR
USE
EQUIPMENT
THE
WHEN
PROPER
RUNNING
When
sizing
a trunk
will operate
line,
be sure
simultaneously
The gas piping
supplying
all appliances
a trunk
which
Connect
line.
must be properly
---
of the gas, and length
Rigid
metallic
Semi-rigid
Z223.1.
3/4"
278
1"
520
1 1/4"
1050
1 1/2"
1600
20
30
92
73
190
152
350
285
730
590
1100
980
40
50
63
56
130
115
245
215
500
440
760
670
60
70
50
46
105
96
195
180
400
370
610
560
and
thermal
80
43
90
170
350
530
alloy
tubing
90
100
40
38
84
79
160
150
320
305
490
460
external
tubing
tubing
must
rigid
to
pipe
and
not
by one
metallic
be used
seal
the
must
be
Use
listed
gas
appliance
of the
Protect
connectors
and
as water
when
or subjected
(except
tubing
against
rain water),
with
physical
to protect
detergents,
with
same
aluminum-
masonry,
wetting
the
to the
in the
Ensure
are coated
to repeated
reach
connector
be fully
installed.
in contact
cabinet
to
in accordance
must
semirigid
when
connectors
corrosion
insulation,
Based OR
and
damage
fittings.
in exterior
grommet
used
connectors
their instructions.
Connectors
room as the furnace.
against
plaster,
by liquids
or
such
or sewage.
e_r_E_s
BTUH Furnace Input
Heating VaIue of Gas (BTU/Cubic Foot)
the furnace
piping
outside of the cabinet.
A semi-rigid
gas piping may be used from there.
1/2"
132
To connect
fittings.
In order
penetration,
Ripe in Feet
10
CFH =
pipe and
alloy
locations.
In Cubic Feet of Gas Per Hour (CFH)
Nominal Btack Ripe Size
Pressure 0.5 psig or tess and pressure drop of 0.3" WC;
060 Specific Gravity Gas)
building
metallic
Aluminum
Natural Gas Capacity of Pipe
Length of
to the
methods:
sized based
of
gravity
the furnace
following
must comply with local codes, or
edition of the National
Fuel Gas
specific
the run. The gas line installation
in their absence,
with the latest
NFPA 54/ANSI
sizing
the furnace
on the gas flow required,
Code,
to include
when
to the building's
gas piping,
the
installer
must supply a ground joint union, drip leg, manual shutoff valve,
and line and fittings to connect to gas valve.
In some cases, the
installer
may also
to a larger
need
to supply
a transition
The following
stipulations
apply when
fer to Gas Piping Connections
figure
tions to the furnace.
"
Use black
Where
iron or steel
possible,
reamed,
pipe joint
Use
joint
Install
ground
Install
dope)
that
DO NOT apply compound
joint
Always
to the first two
unions.
The
drip
leg must
before
it can enter
be a minimum
of three
HORIZONTAL
NOTES
pipe plug fitting,
immediately
to the furnace.
valve
from
wrench
when
making
turning.
manifold
must
Maximum
shutoff
valve
unit.
between
be
HORIZONTAL[COUNTERFLOW]
MODEL]
Gas Piping
2 DRIP LEG MAY TERMINATE
A 1/2" X 1/8" PIPE PLUG TO
ACCOMMODATE
LINE GAS
PRESSURE
MEASUREMENT
WITH
Connections
the connection
maintained
of
_WARNING
as
for the gas valve
is installed,
shutoff
EDGES OF SHEET METAL HOLES MAY BE SHARP. USE GLOVES AS A
PRECAUTION WHEN REMOVING HOLE PLUGS.
may
the gas meter
If a union
[UPFLOW
1 WHEN GAS LINE IS IN THE ALTERNATE
LOCATION
SWAP THE POSITION
OF
THE PLUG AND GROMMET
supply
over-tightening
union must be downstream
of the manual
between
the shutoff valve and the furnace.
all joints
gas
The orientation
torque
excessive
of the
for test gage
of the
it from
the factory.
six feet
accessible
upstream
to keep
on the
a manual
unit within
Tighten
;;;_>_:_%
and old
is APPROVED
connection
is 375 in-lbs;
damage the gas valve.
"
chips,
ONLY.
use a back-up
gas
Install
........... /
be
(pipe
to the gas valve
"
If old pipe is used,
burrs,
COUNTERFLOW
piping.
chamfered,
on male threads
a 1/8" NPT
Always
shipped
and chips.
UPFLOW
long.
connection,
connection
the
for building
is properly
a drip leg to trap dirt and moisture
inches
"
_Rc,_r_J_r_zJ
gas piping.
Regas line connec-
compound
the gas valve.
"
1/2" pipe
compound
FOR ALL GASSES.
threads.
"
pipe that
and free of rust, scale,
pipe joint
Use
from
compound.
use pipe
°
connecting
for typical
pipe and fittings
use new
and free of burrs
sure it is clean
°
piece
pipe size.
and
DIRECT/STANDARD
the
valve,
When
gas piping
_NLET PIPING
enters
directly
dard inlet hole, the installer
joint
securely.
union to reach
be long
grommet
piping
25
enough
cabinet
to the gas valve
must supply
the exterior
straight
of the furnace.
through
The rigid pipe must
to reach the outside
of the cabinet
penetration.
A semi-rigid
connector
can be used
outside
the cabinet
the stan-
pipe with a ground
per local codes.
to seal the
to the gas
INDIRECT/ALTERNATE
When
gas piping
alternate
valve)
enters
gas inlet
to reach
INLET P/PING
indirectly
Coupling.
"
90 degree
*
2 inch close
to the
hole the following
the outside
*
2.
gas
fittings
of the cabinet
valve
through
(starting
from
Proper
the
3.
the gas
must be supplied:
Pressure
90 degree
*
Straight
elbow.
pipe, with a ground
of the furnace.
joint
union,
to reach
of the cabinet
penetration.
A semi-rigid
outside
regulators,
and
between
appliance.
Pipe
size
on length
and
to reach
so as to seal the grommet
connector
the cabinet
to the gas
per local
troleum
regarding
regulator
compounds
such
Refer
tions.
can
codes.
to the following
WARNING
solution,
using
an approved
an electronic
testing
chloride-free
combustible
overfiring,
exceed
damage
resulting
gas detector,
specified
the gas
in heat
soap
and water
in excess
Isolate
this
pressures
valve
and
exchanger
external
of 1/2 psig (3.48
unit from
manual
piping system
(3.48 kPa).
PROPANE
the
or other
approved
for testing.
Higher
cause
subsequent
failure.
with
GAS
test
TANKS
kPa).
gas supply
gas shutoff
AREA
GAS
OR
FURNACE
valve
pressures
piping
system
by closing
its
before
pressure
testing
supply
equal
to or less
than
1/2 psig
AND PIPING
IS INSTALLED
A CONFINED
CONTACT
A PROPANE
WARNING
DEVICE
• SINCE
SETTLE
IN ANY
GAS
LOW
GAS
OF
TO
INSTALL
A GAS
IS HEAVIER
AREAS
ODORANT
UNDETECTABLE
IN A BASEMENT,
OR
EXCEPT
FOR
EXCAVATED
A GAS
Do not rely on your
gas supplier
about
First and Second Stage Regulator*
WITH
LEAKING
AS
ir_ I 000
THE
A WARNING
of smell.
GAS
DEVICE.
All propane
gas equipment
of the National
For satisfactory
Board
of Fire Underwriters,
NBFU
propane
with
system.
the instructions
to the
manifold
must
follow
a local propane
warning
conform
operation,
w.c. at the furnace
Contact
a gas detecting
the presence
of gas is suspected,
4 of this manual.
listed are based
gas pressure
safety
Manual
If
on Page
standards
drop at 10 psEg setting
3/8"
112"
5/8"
3/4"
7/8"
1/2"
3/4"
10
730
1,700
3,200
5,300
8.300
3,200
7,500
20
30
500
400
1,100
920
220
2,000
3,700
2,900
5,800
4.700
2,200
1,800
4,200
4,500
40
370
850
1,700
2,700
4.100
1,600
3,700
50
330
770
1,500
2,400
3.700
1,500
3,400
60
300
700
1,300
2,200
3.300
1,300
3,100
80
280
610
1,200
1,900
2,900
1,200
2,600
100
220
540
1,000
1,700
2,600
1,000
2,300
125
150
200
190
490
430
900
830
1,400
1,300
2.300
2.100
900
830
2,100
1,900
175
170
400
780
1,200
1.900
770
1,700
200
160
380
730
1,100
1.800
720
1,500
To convert
to capacities
at 15 psig
To convert
to capacities
at 5 psig settings
Nominal Pipe Size
Schedule 40
settings
Between
- multiply
- multiply
by 1 130
by 0¸879
Gas Piping
Chart
Second or Second Stage Regulator
I
& Appliance*
pressure drop at 1l'r WC setting
in 1,000 BTU/hour
or
Tubing
Size,
O.D.
Type
Nominal
Pipe Size
Schedule
40
L
Feet
3/8"
112"
5/8"
3/4"
7/8"
1/2"
314"
1"
1-1/4"
1=1/2"
10
39
92
199
329
501
275
567
1,071
2,205
3,307
20
28
62
131
216
346
189
393
732
1,496
2,299
30
21
50
107
181
277
152
315
590
1,212
1,858
40
19
41
90
145
233
129
267
504
1,039
1,559
50
18
37
79
131
198
114
237
448
913
1,417
60
18
35
72
1,211
187
103
217
409
834
1,275
80
13
29
62
104
155
89
185
346
724
1,066
100
11
26
55
90
138
78
162
307
630
976
125
10
24
48
81
122
69
146
275
587
886
150
9
21
43
72
109
63
132
252
511
787
200
8
19
39
86
100
54
112
209
439
885
250
8
17
36
80
93
48
100
185
390
590
*Datain
accordance
with
NPPA
pamphlet
No54
58.
Propane
must be 11 inch
all gas appliances
or_ 2 psEg pressure
BTU hour
Tubing Size, O.D. Type L
Tubing
Length
CAN
SPACES.
MAKING
Stage
Pipe or
Tubing
Length
Feet
Pipe
CONFINED
FADE_
sense
installing
gas installa-
(Typ.)
Capacities
Propane
Capacities
DETECTING
AIR_ ANY
Second
Maximum Propane Capacities listed are based on 1/2" WC
A gas detecting
warning system is the only reliable way to detect a
propane gas leak. Rust can reduce the level of odorant in propane
gas.
propane
Conti .....
Maximum
Sizing
TO
LEAK.
THAN
MAY
AN
RECOMMENDED
pe-
® or John
PSIG
Gas Installation
Propane
IT IS STRONGLY
SUPPLIER
IN CASE
PROPANE
• PROPANE
SPACE_
t5
Sizing Between
_WARNING
IF THE
of liquefied
®, Clyde's
for typical
PStG
Propane
Disconnect
this unit and shutoff valve from the gas supply piping
system before pressure testing the supply piping system with pressures
to the actions
(20 PS,G Max)
_200
Capacities
Never
may
suppliers.
USE A
methods.
NOTE:
pressure
gas
recfrom
white lead and most stanpipe dope must be used.
_, Stalactic
illustration
_
TO AVOID THE POSSIBILITY
OF EXPLOSION OR FIRE, NEVER
MATCH OR OPEN FLAME TO TEST FOR LEAKS.
for leaks
is available
leak test the unit and gas connec-
,_
Check
for vaporization,
sizing
propane
resistant
5 to
unit in operation,
pipe
dissolve
special
as Gasolac
F_ ;tu Sttagre
placing
sizing
and
and
GAS P/PING CHECKS
Before
tions.
will
Crane ® are satisfactory.
cabinet
piping
tank
settings,
manufacturers
gases
the
of pipe run and total load of all appliances.
information
Shellac-based
the exterior
The rigid pipe must be long enough
the outside
be used
between
regulator
Since propane gas will quickly
dard commercial
compounds,
elbow.
is
in lines
drop
regulator
regulation
efficiency).
depend
most
(Two-stage
cost and
stage
ommended
nipple.
regulation.
for both
second
Complete
"
pressure
recommended
in operation.
Maintaining
proper gas pressure
depends
on three main factors:
1. Vaporization
rate, depending
on temperature
of the liquid,
and "wetted surface" area of the container
or containers.
26
Gas Piping
Chart
II
XilLCIRCULATING
AIR&FILTERS
viewed
can
made
- AIR FLOW
DUCTWORK
Duct systems and register sizes must be properly
designed for the
CFM and external static pressure rating of the furnace. Design the
ductwork
in accordance
with the recommended
methods
of "Air
Conditioning
Contractors
of America"
Manual
A closed
connected
Air Heating
and Ventilating
Systems.
Pamphlets
BOTTOM
RETURN
use a room,
air leaks
when
the furnace
is heating,
the furnace
must be between
must
be used
the building
[UPFLOW
must be provided
or CAN/ULCS111
hand
to expose
duct opening.
simply
retaining
tin snips,
ters, the warranty
On upflow
tions.
units,
unfold
Using
the
scribe
the sheet
cut the metal strips
the duct flanges
a pair of seamer
pliers
line
along
around
the
Cut out the opening
will cause reduced
closet,
sections
by
metal over
the
and remove
duct flange
the perimeter
or seamer
tongs.
Filters
dimples
edge
OF SHEET
WHEN
METAL
REMOVING
SHEET
MAY
METAL
FROM
maintenance
this furnace,
but
Filter Area
the side
NOTE:
tables
return
lines connecting
cutout
An undersized
to determine
loca-
the dimples.
opening
filter area require-
Airflow
J
I.ool I,ooo
1,2oo
It4oo
1,6oo
12ooo
I
0453
XA
376*
0704
XA
......
0905
XA
1155
XA
384
480
576
.........
627*
627*
672
768
---
.........
836*
836*
836*
960
.........
940*
940*
940*
960
the
as a guide,
of the opening
NOTE:
USE
filter
UPFLOW
COOLING AIRFLOW
REQUIREMENT (CFM)
_=
using
area will be
COUNTERFLOW
COOLING AIRFLOW REQUIREMENT (CFM)
I.ool6oo
I,ooo
1,2oo
1,4oo
1,6oo
I ooo
I
WARNING
BE SHARP.
air en-
INSTALLING THE
Discuss
locate
to scribe
......
EDGES
of the return
and 100°F.
do not ship with
on these lines.
airflow.
reduced
by approximately
18% if duct flanges are not unfolded.
This could cause performance
issues and noise issues.
,_
be
is in operation.
will be voided.
guide
Use a straight
sheet metal covering the duct opening.
In the corners of the opening, cut the sheet metal along the scribe lines to free the duct
flanges.
probe
must
MODELS]
press out the lanced
the metal strips
Using
panel
by the installer.
Filters must comply with UL900
standards.
If the furnace
is installed without fil-
The bottom return air opening
on upflow models utilizes a "lance
and cut" method to remove sheet metal from the duct opening
in
the base pan. To remove,
55°F
a sampling
access
the temperature
with this furnace.
owner.
Refer to Minimum
ments.
AIR OPENING
that
The
the furnace
tering
with
the blower from interfering
with combustion
air or draft when a
central
return is used, a connecting
duct must be installed
beNever
or such
airstream.
When
Filters
No.
to the back of the furnace.
Flexible joints may be used for supply
and return connections
to reduce noise transmission.
To prevent
wall.
inspection
RETURN AiR DUCTWORK
return duct system
must be used, with the return duct
to the furnace. NOTE:
Ductwork must never be attached
tween the unit and the utility room
or alcove as a return air chamber.
to prevent
light
into the
FILTERS - READ THIS SECTION BEFORE
D.
Install the duct system in accordance
with Standards
of the National Board of Fire Underwriters
for the Installation
of Air Conditioning, Warm
90A and 90B.
for visual
be inserted
GLOVES
THE DUCT
AS
320*
A PRECAUTION
......
OPENING,
*Minimum
filter area
dictated
Permanent
CUT USING TiN SNIPS
[Based
320*
336
384
---
427*
427*
427*
480
by heating
Minimum
airflow
Filter Area
on a 600 ft/min
requirement.
(sq. in)
filter face velocity]
PRESS OUT BY HAND
UPFLOW
COOLING AIRFLOW REQUIREMENT (CFM)
600
1 I,ooo
I, oo
1,4oo
1,6oo
I ooo
0453XA
376*
384
480
576
564*
564*
672
.........
768
o
i
0704
CUT FOUR CORNERS
AFTER REMOVING SHEET
METAL
SCRIBE LINES OUTLINING
DUCT FLANGES
Duet
When
the
furnace
furnace
should
of the cooling
equipped
damper
in connection
with
means
to prevent
a cooling
unit,
with or on the upstream
condensation
and,
installed
This
opening
shall
be of such
.........
752*
752*
768
960
--
1155
.........
940*
940*
940*
960
XA
in the
if manually
operation
heating
or other
to prevent
operated,
of either
the
600
1.oi ,ooo
i , oo
i ,4oo
i ,6oo
12ooo
side
element.
means
chilled
must
unit unless
be
the
be accessible
when
the furnace
a size that the heat exchanger
"_ _o 0704
XA
......
i
XA
.........
_
0905
*Minimum
is in the full heat or cool position.
and shall
0905 XA
COOLING AIRFLOW REQUIREMENT (CFM)
filter area
dictated
641"
is
can be
27
64!*
672
768
---
854*
854*
854*
960
by heating
Disposable
Minimum
[Based on 300 ft/min
When the furnace
is installed without
a cooling
coil, it is recommended
that a removable
access panel be provided
in the outlet
air duct.
I
COUNTERFLOW
flow arrangement,
the dampers
the flow of air must be adequate
the furnace
......
Cut Outs
in parallel
unit to avoid
entering
with
is used
be installed
With a parallel
used to control
air from
Flange
XA
airflow
requirement.
Filter area (sq. in)
filter face velocity]
UPRIGHT _NSTALLATIONS
Depending
ing filter
on the installation
arrangements
the central
return
and/or
customer
can be applied.
register
or a side
preference,
Filters
panel
external
filter
(upflows).
As an alternative
a media air filter or electronic
can be used as the requested
filter.
The following
figure
shows
possible
filter
differ-
can be installed
in
rack
3.
Set the
4.
Remove
NOTE:
kit
air cleaner
5.
CENTRAL
RETURN
I
'
7.
-jj
the
Wait
minutes
If you smell
/
setting.
an ignition
device
Do not try to light
the
which
burner
by
gas
valve
manual
control
to the
OFF
then
smell
for gas.
Be sure
check
near
types
of gas are heavier
gas after five
minutes,
than
air.
immediately
follow
the
to the ON position.
8.
Replace
9.
Open the manual
10. Turn
the burner
compartment
gas shutoff
on the electrical
11. Adjust
__RACK
with
burner.
furnace
five
control
?.3u
"N
CIENIilR'AL i
FILTER
SUPPORT
BRACKET
(PROVIDED)
Move
is equipped
the
possible
door.
instructions
on page 4 of this manual.
If you do not smell
gas after five minutes,
move the furnace gas valve manual
DUCT
,_
GRILLE
SIDE_TURN
EXTERNALFILTER
furnace
lights
the floor as some
o
j
This
to the lowest
compartment
position.
6.
RETURN
thermostat
the burner
automatically
hand.
locations.
ACCESS
DOOR
FILTER_
AIRFLOW
room
power
the thermostat
door.
valve
external
to the furnace.
to the furnace.
to a setting
above
room
temperature.
KIT
12. After
the
burners
are
lit,
set the
thermostat
to desired
temperature.
0
FURNACE SHUTDOWN
1.
AIR FLOW
Possible
Upright
Upflow
Counterflow
Possible
Upright
flame.
Internal
filter retention
internal
installation
is not provided
is desired,
able as an accessory.
an internal
Please
on this furnace.
filter
see your
Following
retention
distributor
plus
If an
kit is avail2.
for details.
INSTALLATIONS
Filters must be installed
return air duct work.
in either
setting.
will close the gas valve and extinguish
a 15 second
delay, the induced
30-second
the central
return
register
ramp
down),
draft blower
150, 180 or 210-second
OFF [90, 120, 150, 180]
the
circulator
blower
de-
energizes.
Remove
the burner
gas valve
HORIZONTAL
to the lowest
control
will be de-energized.
After a 120,
delay period (field selectable
delay
Filter Locations
NOTE:
Set the thermostat
The integrated
or in the
3.
Close
4.
Replace
manual
compartment
control
the manual
gas shutoff
the burner
door and move the furnace
to the OFF
valve
compartment
position.
external
to the furnace.
door.
GAS SUPPLY PRESSURE MEASUREMENT
XiV. STARTUP
Furnace
must
and grounded.
PROCEDURE
&ADJUSTMENT
have a 115 VAC power supply properly
connected
Proper polarity must be maintained
for correct op-
_[ll, CAUTION
eration.
In addition to the following
start-up and adjustment
items,
refer to further information
in Section XVI, Operational
Checks.
H EAT ANTICIPATOR
To
S ETTING
of the setting.
Set the heat anticipator
0.7 amps.
Follow the thermostat
how to adjust the heat anticipator
DRAIN
TRAP
trap with
water.
upon startup and prohibits
through the drain system.
FURNACE
manufacturer's
setting.
setting
instructions
prior to furnace
This
ensures
the
possibility
on
The
etc.)
have
FURNACE
Verify
been
that
all required
appropriately
proper
of flue
kits (propane
1.
Close
Turn off the electrical
the manual
furnace
drainage
gases
escaping
the following
not purge
lines into
gas,
high
altitude,
installed.
gas shutoff
power
valve
external
pressure
the burners
STARTUP
2.
line
gas piping
To prime, fill
Check for leaks using an approved
chloride-free
soap and water
solution, an electronic
combustible
gas detector, or other approved
method.
WITH
ALL
OR
MUST
OTHER
BE
EQUIPMENT
AS
HOUSEHOLD
DAMAGE
r THE
ON
UNIT
SPECIFIED
GAS
FIRED
THE
APPLIANCES
GAS VALVE
supplied
to the
gas
valve
must
be within
the
range specified
below.
The supply pressure
can be measured
at
the gas valve inlet pressure
boss or at a hose fitting installed in the
startup.
Be sure
PLATE
OPERATION
PRESSURE
WH/TE=RODGERS 36G54
to
OPERATION
Purge gas lines of air prior to startup.
an enclosed
burner compartment.
UNRELIABLE
SUPPLY
OPERATING.
PRIMING
The drain trap must be primed
the drain
GAS
RATING
The heat anticipator
in the room thermostat
must be correctly
adjusted to obtain the proper number of cycles per hour and to prevent "overshooting"
PREVENT
INLET
to the furnace.
to the furnace.
28
drip
leg.
The supply
operating.
procedure.
pressure
To measure
the
must be measured
gas supply
pressure,
with
use
Open to
Atmo._ _here
5.
Manometer
Hose
_r
Turn
OFF
gas to furnace
disconnect
manometer.
at the manual
shutoff
valve
Reinstall
before
turning
plug
and
on
gas to furnace.
l_lIOutlet
_
\
Pressure Boss
High Fire Regulator Regulator
\
t
6.
Turn
3.
Vent
OFF
any unnecessary
GAS MANIFOLD
PRESSURE
MEASUREMENT
_,
Low Fire
Regulator Adjust
TO
PREVENT
GAS
inlet
Pressure Boss
UNRELIABLE
MANIFOLD
RATING
anometer
Coaxial Coil
(HI)
Terminal (M)
Common
Coil Terminal
Switch
On/Off
Terminal
ONLY
THE
Only small
be measured
White-Rodgers Model 36G54 Connected to Manometer
1.
Turn OFF gas to furnace
external to the furnace.
2.
Connect
a calibrated
pressure
gauge)
at the
water
at either
or the gas piping
drip
manual
gas shutoff
manometer
(or appropriate
the gas valve
inlet pressure
the
gas
2.
Turn
boss
3.
Back outlet
Attach a hose and
of the valve.
5.
Turn ON the gas supply.
6.
Turn
7.
To Furnace
8.
Open
To
on
power
gas
9.
Remove
pressure
cover
adjust
regulator
regulator
increase
Manometer
Energize
Hose
main
Manometer
Measuring
Inlet Gas Pressure
If measuring
gas pressure
be
(AIt. Method)
at the drip
installed
prior
leg, a field
to
making
supplied
the
hose
Supply
furnace
pressure
Inlet Gas
gas supply
pressure
must be within
Supply
Pressure
Natural
If supply
ments
Gas
I
Gasl
with
range
burners
specified
15. Turn
on system
valve
pressure
pressure
(M) solenoid.
with
boss)
boss
Do
burners
firing.
Gas
Pressure
not
Adjust
table
from the low (LO) outlet
and turn screw clockwise
to decrease
w.c. J
Maximum:13.0"
w.c.
table,
make
gas piping
the
size,
necessary
etc.,
and/or
as well as the HI terminal.
from
the HI outlet
pressure
and gas supply
screw
outlet
to the system.
pressure
in to seal
boss.
pressure
port
minimum).
power
power
and gas supply
and energize
detection
For
solution
to the system.
valve.
or soap
suds,
check
gas
to
gas
conversion,
your
dealer
Natural
Low Stage
High Stage
I
Range
I
1.6 - 2.2" w .c
3.2- 3.8" w.c
Propane
Low
5.7 - 6.3" w .c
6.0" w .c.
&7-
10.0"w.c.
Stage
GAS INPUT RATE MEASUREMENT
consult
using
with local gas utility.
29
for
10.3"w.c
(NATURAL
Nom inal
1.9" w .c.
3.5" w.c.
GAS ONLY)
The gas input rate to the furnace must never be greater
specified
on the unit rating plate.
To measure
natural
adjust-
a
Gas Pressure
High Stage
1
consult
for
conversion.
I
Maximum:10.0"
regulator,
shutoff
leaks at pressure
boss screw. Bubbles
forming
indicate
leak. SHUT OFF GASAND
FIXALL LEAKS IMMEDIATELY.
in the
5.0" w.c.
from
test
Manifold
11.0" w.c.
to pressure
main
screw
Gas
Minimum:
differs
a leak
firing.
Pressure
7 in-lb
on electrical
appropriate
Minimum:
pressure
adjust
than one turn).
to the outlet
hose from
pressure
14. Turn
table.
Inlet Gas Supply
Propane
the
outlet
16. Using
Turn ON the gas supply and operate
the furnace
and all
other gas consuming
appliances
on the same gas supply
line.
Measure
(inlet/outlet
screw
tower
power
manometer
(clockwise,
NOTE:
4.
gas
or counterclockwise
cover
off all electrical
13. Turn
connection.
If using the inlet pressure
boss on the gas valve, then
use the 36G Valve Pressure
Check
Kit, Goodman
Part No.
0151KOOOOOS.
3.
must
and
adjust tower and turn screw clockwise
to increase
or counterclockwise
to decrease
pressure.
12. Remove
must
by adjust-
procedure.
the Manifold
(M) solenoid
regulator
regulator
pressure,
11. Turn
fitting
pressure,
BY
pressure
To measure
manual
pressure
using
10. Remove
barb
manifold
manifold
pressure
shown
below.
be made
not more
energize
Measure
MADE
pressure.
Drip Leg Ca_
With
hose
and
the HI solenoid.
BE
THE
UNIT
to the system.
manometer
energize
to
should
at the
test screw
4.
THE
The manifold
out one turn (counterclockwise,
Gas
Shutoff
Valve _
SHOULD
operating.
power
pressure
DAMAGE_
ON
REGULATOR.
use the following
Turn OFF gas to furnace
external to the furnace.
leg.
EQUIPMENT
pressure
1.
off all electrical
in step
AND ADJUSTMENT
SPECIFIED
regulator.
valve
Gas Line
NOTE:
in gas
pressure
pressure,
AS
PRESSURE
with the burners
manifold
OR
BE
ADJUSTMENTS
VALVE
variations
ing the gas valve
(C)
MUST
MINOR
GAS
stated
CAUTION
OPERATION
PRESSURE
PLATE,
ADJUSTING
gas appliances
the gas meter,
use the following
procedure.
than that
gas input
1.
2.
3.
Turn OFF the gas supply
except
the furnace.
While
the
furnace
is operating,
revolution
Calculate
the number
divide
appliances
of seconds
per cubic
to the furnace.
the number
and
record
gas meter
recorded
Calculate
3.
foot
4.
(sec/ft 3) of
of seconds
recorded
in step
not
plate.
be greater
per cubic
foot.
The
than
input
indicated
the
time
air temperature
the
temperature
speed.
Increase
rise
readings
by adjusting
blower
speed
speed
to increase
blower
from
the
supply
air temperature
for thermometer
Adjust
CIRCULATOR
input in BTUs per hour (BTU/hr).
of seconds
rating
return
to determine
rise.
BLOWER
air
Allow
to stabilize.
the circulator
to reduce
blower
temperature
temperature
rise.
rise.
to Section )(IV, Startup Procedure
and Adjustment
Blower Speeds for speed changing
details.
2
the number
Refer
-Circulator
SPEEDS
Input
equals the sum of the installation's
gas heating value and
a conversion
factor (hours
to seconds)
divided
by the
must
the
Decrease
If the dial is a one cubic
in step 2 by two.
the furnace
number
Subtract
adequate
one
dial.
If the dial is a two cubic foot dial, divide
of seconds
4.
time
of the smallest
gas being delivered
by one.
gas-burning
temperature
complete
foot dial,
to all other
measured
I
a.WAR.,.G
input
on the
To AVOID
unit
[ OFF
PERSONAL
POWER
TO THE
INJURY
OR DEATH
DUE
FURNACE
BEFORE
CHANG
TO ELECTRICAL
NG SPEED
SHOCK,
TURN
TAPS,
EXAMPLE:
Installation's
gas heating
(Obtained
from
Installation's
seconds
Conversion
Input
Factor
Input
value:
per cubic
(hours
= (Htg. value
Input = (1,000
(HTG)
1,000
This furnace is equipped with a multi-speed
circulator
blower. This
blower provides
ease in adjusting
blower speeds.
The Specifica-
BTU/ft 3
gas supplier)
34 sec/ft
to seconds):
x 3600)
3600
+ seconds
BTU/ft 3 x 3600
= 106,000
foot:
tion
3
sec/hr
+ 34 sec/ft
speeds.
cooling
3
BTU/hr
applicable
to your
the relationship
pressure
per cubic foot
sec/hr)
Sheet
showing
(E.S.R),
airflow
table,
and external
static
of heating
and cooling
is shipped set at "B", and the
These blower speeds should
to match
Startup
Use the CFM LED (green), adjacent to the integrated
control
ule fuse to verify airflow quantity.
The green CFM LED blinks
for each 100 CFM of airflow.
surement
and Adjustment
pressure
cannot
setting.
Consult
adjustment
5. Repeat
6.
vary
for details.
by more
your
- Gas Manifold
local
than
gas
is required.
steps 2 through
NOTE:
The final
+ 0.3" w.c. from
supplier
cooling
Mea-
manifold
the specified
if additional
input
rate
1.
4 on high stage.
Determine
and that all pilot burners
12,000
appliances
turned off in
are functioning
properly
2.
rise must
be within
plate. An incorrect
the
temperature
range
specified
rise may result
on the
unit
to convert
1.
2.
model*.
Operate
Determine
furnace
minutes.
Ensure
dampers
are in their
Place
to the
influenced
exchanger.
burners
all
thermometers
furnace
and adjust
with
registers
final
capacity
system
the proper
open
or partially
open)
and supply
Thermometers
heat by being
and
Example:
The
it by
BTU/hr.
must
able to "see"
duct
3.
as close
not
system.
to work with air flows
be
the heat
system
manufacturer's
air flow.
Knowing
the furnace
air flow
charts
model*.
Look
Example:
instructions
Any electronic
recommend
consult
model,
up the cooling
cooling
air
the
speed
conditioning
CFM
installed
system.
to 1000 CFM.
can
The
@
R_SE = TsuPPty
Continuous
high stage
Locate
the
integrated
speed tap
<_
Select
AIR
RETURN
contact
Rise
your
blower
of 990
the cooling
to "-" (minus).
Fan Speed will be 56% of
cooling.
speed
selection
DIP
switches
on the
control
module.
Select
the desired
"cooling"
by positioning
switches
1 and 2 appropriately.
the desired
and 4 appropriately.
positions
Temperature
flow
TR_TURN
4.
__
air
airflow
by setting
speed to "C" and the adjustment
NOTE:
setting.
with a 2.5
at the cooling
find the air flow
A cooling
be attained
to your
in step 2
and adjustment
needed is 1000 CFM. Looking
speed chart for *MV90704BXA,
of
cooling
applicable
determined
furnace
devices
instructions
high stage
Sheet
air flow
be checked
or other
installation
locate
A *MV90704BXA
ton
must
air cleaners
in the Specification
and find the required
EXCHANGER
"LINE OF SIGHT"
Most
between
400 CFM per ton.
may require specific
air flows,
those devices for requirements.
position.
ducts
air flow for the cooling
are designed
2.5 tons X 400 CFM per ton = 1000 CFM
cooling
for required
ten
all
systems
closest
Please
with
divide
to TONs.
Determine
N
*NOTE:
installed
is in BTU/hr
Cooling Capacity of 30,000
30,000/12,000
= 2.5 Tons
an air flow of about
rise as follows:
for approximately
are
(fully
as possible.
HEAT
RADiATiON
temperature
firing
in the return
by radiant
capacity
350 and 450 CFM per ton. Most manufacturers
in condens-
ing in or overheating
of the heat exchanger.
An airflow and temperature rise table is provided in the Specification
Sheet applicable
to your
of the cooling
If the cooling
Example:
cooling
rating
the tonnage
modonce
are operating.
RISE
Temperature
rise and correct
CFM.
the furnace.
Turn ON gas to and relight all other
step 1. Be certain that all appliances
TEMPERATURE
Pressure
temperature
requirements
so as to provide
and Adjustment
heating
the installation
Minor changes to the input rate may be accomplished
through manifold pressure adjustments
at the gas valve.
Refer to Section )(IV,
Procedure
the correct
an
(CFM)
selection
blower speed
is set at "D".
by the installer
provides
airflow
for the proper
The heating
blower speed
be adjusted
model*
between
and their
"adjust"
tap
by positioning
Refer to the following
corresponding
taps.
switches
figure
Turn
off power
Measurement
distributor
or our website
for the applicable
30
Specification
Sheet
referred
3
for switch
to in this manual.
to
furnace
reset
5.
for a minimum
and
recognize
to furnace.
Verify
green
LED blinks.
CFM
The
speed
circulator
ON/OFF
ramping
allowing
selection.
CFM by counting
multi-speed
custom
of 10 seconds,
new
the number
blower
profiles.
motor
Turn
also
These
to
on power
of times
Profile
A provides
100%
of the cooling
and
6.
their
below
Refer
to the following
corresponding
taps.
offers
several
profiles
may
for a description
figure
for switch
Refer
to the
of each ramping
profile.
Oq100%
Profile
stepping
the
green
ramping
to the furnace.
CFM
LED
Verify
blinks
profile
and
selection
timing
step
at
_FFOFF
up to full
cooling
min_
demand
up to 50% of the full demand
CFM
airflow
by first
for 30 seconds.
airflow.
airflow.
_- _
The
A one (1)
100%CFM_
'_50% CFM_'_1/2
min_
_1
No.
min_
CoolingDemand_
[.1
Ramping Profiles
A*
OFF
B
and
OFF
C
OFF
ON
D
ON
ON
factory
Profile
OFF
ON
(* indicates
,-_1
I
_100%
OFF
of the
profile.
DIP Switch
B ramps
by counting
each
(1) minute
CFM_
motor then ramps to 100% of the required
minute OFF delay at 100% of the cooling
OFF
power to the furnace for a minimum of 10 seconds, allowing
motor to reset and recognize the new profile selection.
Turn
ON power
of one
CFM_t_100%
Cooling
Demand
points
Turn
delay
airflow.
be
positions
bullet
an OFF
demand
the
used to enhance cooling performance
and increase
comfort
level. The ramping profiles are selected using DIP switches
5 and
only
motor
also
C ramps
operates
then
up to 82% of the full cooling
there
steps
for approximately
up to the full
has a one (1) minute
100%
demand
OFF
demand
airflow
7 1/2 minutes.
airflow.
Profile
The
C
delay.
setting)
OFF
Cooling
Selection
Cool
Acliust
Selection
Switches
1
Tap
A
2
Model
Dip Switches
Profile
Selection
Switches
3
Heat
Selection
Switches
4
5
6
Selection
Switches
7
OFF OFF OFF OFF OFF OFF OFF OFF
ON OFF ON OFF ON OFF ON OFF
(
OFF ON OFF ON OFF ON OFF ON
ON
Profiles
ON
Not
Not
u_a
u_*a
Pre-Rtm
ON
ON
Shox_-Rtm
A
ON
30see 50%
C
7.5mini82% 50sec,'100%
7.5mini82qa
DIP
Tap
Switch
G(V90905DX*
(3)
Set
To
Set
A
B
C
D
A
B
(
D
A
B
C
D
A
B
C
D
A
B
C
D
A
B
(
D
Low Stage
Coot
390
520
650
780
390
520
715
930
52O
715
910
1170
52O
715
910
1170
390
520
715
930
520
715
910
1170
Low Stage
Heat
55O
600
650
700
840
920
1000
1080
1125
1195
1265
1335
1230
1265
1300
1335
83O
915
1000
1085
1110
1185
1260
1335
High
Stage
Cool
600
800
1000
1200
600
800
1100
1430
800
1100
1400
1800
800
1100
1400
1800
6O0
8OO
1100
1430
800
1t00
1400
1800
No.
DtP
OFF
QFF
ON
D*
ON
ON
factory
Adiust Taps
Normal*
OFF
ON
QFF
High Stage
Heat
79O
865
935
1000
1210
1325
1440
1555
1620
1720
1820
1920
1770
1825
1875
1925
1195
1320
1440
1565
1600
1700
1815
1925
Select the airflow adjustment t:actor: Tap A is 1 ; Tap B is _10%; Tap C 10%
dip switches 3 and 4 to the appropriate
ON'OFF positions.
set Comfort
M_le: Select desired Comtbl_ Mode profile (see profiles above).
switches 5 and 6 to the appl_priate
ON/OFF positions.
_
B
C
(* indicates
GCV90704CX*
30seci50%
(1) Select model and desired
aixflow. Determine the conespondmg
tap (A. B. (. or D) Set switches 1 and 2 to the
appropriate ONOFF
positions
(2) Select model
and desired low stase he_tins airflow.
Detemline
the conesponding
tap (A, B, C, or D). Set switches
7 and 8 to the appropriate ON/OFF positions
Speed
A
GMV951155DX*
60see/100%
To set airflow:
Cooling
GMV95905DX*
OFF Delay
B
30see/50%
GMV95704CX*
ON
50seci100%
D
GMV95453BX*
8
B
D
Tap
Demand
+ 10% Adjust
- 10% Adiust
(* indicates
setting)
31
Switch
No.
_OFF
OFF
ON
QFF
factory
setting)
OFF
QN
Profile
then
D ramps
ramps
operates
there
then steps
2 minute
up to 50%
to 82%
of the demand
of the full cooling
for approximately
up to the full demand
at 50% airflow
Select
the
heating
the Specification
model.
cooling
are
7 1/2 minutes.
The motor
airflow.
D has a 1/
ON _!_
Sheet
from
the
particular
applicable
The
rise
Profile
selected
within
CFM
50% CFM
heating
speed
to your
model*
The adjust setting
(already
speed selection)
determines
temperature
The
the
rise
must
range
the "ADJUST"
"A Minus"
which
listed
has a rise of 56°F
is within
the 30-60°F
(* indicates
switches
desired
lower
"heating"
Verify
heating
operating
Delay
120 Seconds
air temperature
sound
delivered
HEAT
The integrated
OFF
control
DELAY
Heat Off Delay
XV, NORMAL SEQUENCE OF OPERATION
stages
POWER UP
for the
will
keep
The
Set the
to furnace.
°
Integrated
control
module
flashes
OFF
ON
OFF
OFF
ON
ON
ON
'_
°
above.
and
Turn
allowing
Turn on
The speeds
normal
'_
R and
°
'_
consumpincrease
The
the
avail-
for the particu-
'_
°
call from
a selectable
and/or
for switch
heat off delay
°
W1 (or
monitors
time.
safety
circuits
thermostat.
'_
and
•
R and
in heating
WI/W2)
Induced
control
module
mode
thermostat
draft blower
performs
is energized
second
induced
prepurge.
Humidifier
draft blower.
Induced
draft blower
stage
Igniter
steps
pressure
warm
switch
up
begins
of closed
Gas valve opens
to burners
Integrated
valve
times.
sequence
is as follows:
contacts
close,
a call for heat.
Integrated
gas
homeowner
positions
operational
presence
may be set to 90, 120, 150, 180
figures
module
one
MODE
Low
requirements
awaits
initiating
the green
electrical
to be optimized
provides
control
LED
checks.
by positioning
CFM by counting
home.
Furnace
HEATING
tap
reduce
Integrated
internal
continuously.
setting)
of the blower,
to the following
delay
applied
OFF
using the DIP switches or jumper
provided on the control
The delay is factory shipped at 150 seconds
but may be
Refer
115 VAC power
is as follows:
performs
seconds
module.
corresponding
•
up sequence
module
to the
installation
power
control
The heat off delay
the
normal
Integrated
function.
to suit
Switches
'_
will:
period
Delay
Heat
Off
180
Seconds
Heat Off Delay
(* indicates factory setting)
on
TiMiNGS
module
Delay
150 Seconds
[:!
selected
levels
Heat Off *
2
1
No.
Refer to figure
speeds
3
the
CFM
for both
setting
speed
able allow the blower performance
lar homeowner's
needs.
preference.
1
IrA
factory
7 and 8 appropriately.
power to furnace.
CFM LED blinks.
changed
OFF
OFF
OFF _i
a
with
off power to furnace for a minimum of 10 seconds,
motor to reset and recognize
new speed selection.
BLOWER
Heat Off
2
for your
rise range
This
Heating Speed Tap
A
B*
C
D
outlet
3
is set to "-" (minus).
DIP Switch
tion, lower
in
provide
electrical consumption
to a minimum.
"Heat" speed DIP switches to "A".
the
2
1
OFF [J_
ON
speeds
available
are "A
"C Minus", and "D Minus".
GMV95704BXA.
In general
chart
is set for 990
The four heating
Minus", "B Minus",
Select
OFF
established
by the
which set of speeds
speed
GMV95704BXA
cooling,
Heat Off
Delay
90 Seconds
ON
model.
Example:
7.
3
and
OFF delay.
speed
available.
airflow
ON _!_
/00%
6.
for 1/2 minute,
demand
safety
to low speed
contacts
upon
control
will remain
If the thermostat
module
open
only
following
with
prepurge.
are closed.
step
to low
pressure
establishing
for a 15-
are energized
at end of igniter warm
and
checks.
on high speed
terminals
low stage
circuit
speed
switch
and
contacts.
up period,
delivering
flame.
monitors
if flame
call is for low heat,
flame
presence.
Gas
is detected.
gas valve
and induced
draft blower will continue
on low stage. If the call is for high
heat, the gas valve and induced draft blower will change to
high stage.
'_
Circulator
blower
fixed
second
thirty
requires
Electronic
blower.
°
Furnace
Please
contact
your
distributor
or our website
for the applicable
32
blower
thirty (30)
air cleaner
Specification
on heat
on delay.
seconds
terminals
is now operating
by the two-stage
*NOTE:
is energized
speed
following
The circulator
to ramp up to full speed.
are energized with circulator
on the specified
stage
called
thermostat.
Sheet
a
blower
referred
to in this manual.
for
"
Furnace
runs,
circuits
°
If the two-stage
module
monitors
Electronic
safety
blower
to their
to low heat,
draft blower
control
draft
the call from
module
blower,
high stage
"
low heat
will immediately
gas valve,
and
settings.
MODE
The
operational
normal
Integrated
control
module
"
Circulator
blower
is energized
will remain
before
the call from
on high heating
switching
to the
WI/W2)
the call for heat.
"
Gas
closes,
speed
low heat
for thirty
°
Induced
draft
"
Circulator
thermostat
extinguishing
blower
circulating
contacts
open,
period
run during
flame.
are
Humidifier
continues
following
terminals
running
a fifteen
depends
°
are de-energized.
for the selected
(90, 120, 150 or 180 seconds).
this period
contacts
close,
mode
initiating
performs
safety
is as follows:
a call for fan.
circuit
fan
speed
delay.
Circulator
blower
runs,
safety
circuits
R and
G thermostat
on continuous
checks.
integrated
control
module
monitors
continuously.
contacts
open,
completing
the call for
Electronic
air cleaner
fan.
is de-energized
purge.
blower
off delay
blower
(56% of high stage cooling) following
a five (5) second
Electronic
air cleaner terminals
are energized.
"
post
in fan only
"
changes
completing
second
sequence
high heat
thermostat
(or R and
valve
circulator
next call from thermostat.
FAN ONLY
"
W1
awaits
the control will immediately
switch the induced
and gas valve to their low stage settings.
The
seconds
R and
Furnace
R and G thermostat
blower
and
circulator
speed.
°
terminals
"
If the two-stage
circulator
changes
the integrated
the induced
air cleaner
de-energized.
thermostat
switch
(30)
control
continuously.
to high heat,
"
integrated
Circulator
blower
terminals
heat
°
is de-energized.
are de-energized.
Furnace
awaits
next call from thermostat.
The speed
on the last heat call provided
XVl. OPERATIONAL CHECKS
by the thermostat.
BURNER FLAME
If the last call for heat was a call for low heat, the air circulator
motor
will run on low heat speed
off delay
If the
period
last
of the heat
The
(90, 120, 150 or 180 seconds).
call
circulating
for the duration
for heat
motor
was
a call
for high
will run on the high heating
heat,
speed
the
air
for thirty
(30) seconds
and then switch to the low heating speed for
the balance
of the heat off delay period (60, 90, 120 or 150
blower
and
electronic
Circulator
blower
ramps
following
the heat
Furnace
awaits
air cleaner
terminals
should
orange
tips
extend
directly
outward
off.
changer
Circulator
flames
cause
lifting
seconds).
"
burner
be inspected
with the
burner
compart-
ment door installed.
A sight glass is provided for inspection
poses.
Flames
should
stable,
quiet, soft, and blue (dust
Flames
firing
but they
must
not be yellow).
from the burners
must
not
impinge
without
Flames
curling,
on the sides
purmay
should
floating,
of the
or
heat ex-
tubes.
are
de-energized.
°
"
COOLING
the 30 seconds
period.
next call from
thermostat.
Check the burner flames
for:
1. Good adjustment
2. Stable, soft and blue
3. Not curling, floating, or lifting
MODE
The normal
°
down to OFF during
off delay
operational
R and YLO/G
sequence
in cooling
or Y/G thermostat
mode
contacts
off.
is as follows:
close,
initiating
a
Burner
Flame
call for cool.
°
Integrated
"
Outdoor
control
fan
appropriate
°
Circulator
at the
"
and
performs
compressor
are
circuit
XVIL SAFETY CIRCUIT DESCRIPTION
checks.
energized
to
GENERAL
their
blower
level and
A number
is energized
time
air cleaner
Furnace
blower
circulator
speed,
circuits
R and YLO/G
on the appropriate
determined
profile.
Electronic
circulator
blower.
safety
safety
speed.
appropriate
"
module
and outdoor
integrated
cool speed
by the selected
terminals
control
safety
ramping
are energized
cooling
furnace
monitors
continuously.
or Y/G thermostat
contacts
open,
Outdoor
"
Circulator
period.
completing
blower
continues
are de-energized.
running
during
The OFF delay time and airflow
by the selected
ramping
a cool
and serve
circuits
to ensure
serve
as inputs
MODULE
The
module
integrated
safe and proper
to control
any
in the monitoring
and
potential
diagno-
control
is an electronic
off delay
closed
(electrically),
automatic
sor. The limit guards against
cient conditioned
air passing
profile.
33
which,
if a
LIMIT
The primary limit control is located
tors heat exchanger
compartment
level are determined
device
safety concern is detected,
will take the necessary
preand provide diagnostic
information
through an LED.
PRIMARY
fan and compressor
are employed
These
_NTEGRATED CONTROL
potential
cautions
the call for cool.
°
hazards
circuits
sis of abnormal
function.
These circuits
are continuously
monitored during furnace operation
by the integrated
control module.
with
unit run their
module
of safety
operation.
on the partition
temperatures.
reset,
panel and moniIt is a normally-
temperature-activated
sen-
the overheating
as a result
over the heat exchanger.
of insuffi-
AUXILIARY
LIMIT
Refer
The auxiliary
limit controls
blower and monitors blower
a normally-closed
its guard against
air passing
are located
compartment
on or near the
temperatures.
(electrically),
manual-reset
sensors.
overheating
as a result of insufficient
over the heat
to the
assistance
circulator
They are
Troubleshooting
in determining
The red diagnostic
The number
These limconditioned
LED blinks
of blinks
RESETTING
exchanger.
refers
Furnace
The rollout
tion after three attempts.
furnace
and a one flash
limit
and
controls
monitor
the
are mounted
burner
on the burner/manifold
flame.
They
as-
are normally-closed
2.
airflow
switches
are normally-open
(closed during operaair pressure-activated
switches.
They monitor
the
(combustion
air
and
flue
products)
through
the
heat
flow (combustion
and/or blocked
FLAME
air and flue products)
through
condensate
drain conditions.
3.
ex-
changer via pressure
taps located on the induced draft blower
the coil front cover.
These switches
guard against insufficient
lockout
results
fault
for
problems.
in troubleshooting
the unit.
code.
a furnace
is unable
to achieve
igni-
It is characterized
by a non-functioning
diagnostic
LED code.
If the furnace
is in
itself and attempt
to resume
a one hour lockout period.
Manual
furnace
power interruption.
for 1 - 20 seconds.
Interrupt
Manual
thermostat
Lower
and
air-
NOTE:
exists,
the heat exchanger
cycle.
normal
115 volt power
the
If the condition
which originally
the control will return to lockout.
Troubleshooting
- Diagnostic
thermostat
to the
so that
caused the lockout
still
Refer to Section >(VIII,
Chart for aid in determining
the cause.
XIX. MAINTENANCE
The flame sensor is a probe mounted
to the burner/manifold
assembly which uses the principle of flame rectification
to determine
or absence
manual
there is no longer a call for heat then reset to previous setting.
Interrupt thermostat
signal to the furnace for 1 - 20 seconds.
SENSOR
the presence
to assist
to a specific
when
automatically
reset
operations
following
SWITCHES
The pressure
tion) negative
of this
of unit operational
"lockout",
it will (or can be) reset in any of the following ways.
1. Automatic
reset.
The integrated
control
module
will
(electrically),
manual-reset
sensors.
These
limits guard against
burner flames not being properly
drawn into the heat exchanger.
PRESSURE
at the end
FROM LOCKOUT
ROLLOUTLIMIT
sembly
Chart
the source
of flame.
_WARNING
XVIII. TROUBLESHOOTING
ELECTROSTATIC
(ESD)
DISCHARGE
PRECAUTIONS
HIGH VOLTAGE!
To AVOID PERSONAL INJURY OR DEATH DUE TO
NOTE:
Discharge
body's static electricity
before touching
unit. An
electrostatic
discharge
can adversely
affect electrical
components.
Use the following
precautions
vicing to protect the integrated
during furnace
installation
and
control module from damage.
putting
and the person
the furnace,
static potential,
control module
the control,
these steps will help avoid
to electrostatic
discharge.
control
module
prior
to discharging
ground.
exposing
the integrated
This procedure
is appli-
2.
3.
Firmly
touch
or any wire connected
your
a clean,
body's
unpainted,
metal
charge
surface
Any tools held
be discharged.
Service
module
control
furnaces.
touch the
ANNUAL
to the control
electrostatic
furnaces
near the control.
hand during grounding
will
integrated
HANDLE THE IGNITER,
HANDLE WITH CARE, TOUCHING
ELECTRICAL
SHOCK,
DISCONNECT ELECTRICAL POWER
THE IGNITER ELEMENT WITH BARE FINGERS,
ROUGH
HANDLING OR VIBRATION COULD DAMAGE THE IGNITER
RESULTING IN PREMATURE FAILURE, ONLY A QUALIFIED
SERVICER SHOULD EVER HANDLE THE IGNITER.
at the same electro-
cable to both installed
and uninstalled
(ungrounded)
1. Disconnect
all power to the furnace.
Do not
integrated
BEFORE PERFORMING ANY MAINTENANCE, IF YOU MUST
serBy
person's
or connecting
wiring
nace components
system functions
lowing
•
following
the discharge
process in step 2. Use caution not
to recharge your body with static electricity;
(i.e., do not move
or shuffle
4.
your feet, do not touch
ungrounded
If you come in contact
step 2 before touching
with an ungrounded
control or wires.
Discharge
to ground
control
installing
controls
your
from
body
its container.
the control
to their
Follow
on a furnace.
containers
before
before
steps
Return
touching
objects,
object,
items.
or service
or service
and that the heating
attention
to the fol-
as necessary.
Flue pipe system. Check for blockage and/or
the outside termination
and the connections
Burners.
sense.
•
Drainage
Check
"
Check
for proper
"
Wiring.
WARNING
To AVOID PERSONAL INJURY OR DEATH DUE TO
_i_
34
Filters.
system.
hose
corrosion.
_
Repair
working order
Pay particular
•
any ungrounded
ELECTRICAL SHOCK_ DISCONNECT ELECTRICAL POWER
HIGH VOLTAGE!
BEFORE
PERFORMAING ANY SERVICE OR MAINTENANCE.
are in proper
appropriately.
Heat exchanger.
Check for corrosion
the heat exchanger
passageways.
CHART
,_,
installer,
leakage.
Check
at and internal
ignition,
and/or
burner
buildup
within
flame,
and flame
and/or
leakage.
3 if
any old or new
object.
DIAGNOSTIC
by a qualified
"
a new
1 through
be inspected
to the furnace.
etc.).
repeat
removing
should
agency at least once per year. This check should be performed
at
the beginning
of the heating season. This will ensure that all fur-
of the
in a
INSPECTION
The furnace
to
_
Check
connections
Check
electrical
Check
wires
for blockage
at and internal
connections
for damage.
to furnace.
for tightness
and/or
FILTERS
FLAME
SENSOR
Under
,_
CAUTION
some
conditions,
on the
flame
insulator
causing
a drop
in the flame
SPECIFICATION
qualified
APPLICABLE
TO YOUR MODEL*
Improper
filter
equate
heating
(permanent)
quired.
is the
or cooling
performance.
or replaced
When
the same
maintenance
most
(disposable)
replacing
common
cause
Filters should
every
two
months
a filter, it must be replaced
of inad-
FLUE
be cleaned
with
on the installation,
filter sizes
differing
given
filter
in the Recommended
PASSAGES
signal
filter
rack
installation,
follow the directions
provided
kit. To remove internal filters see Internal
filters
your furnace.
as an
will not sense flame and
be carefully
cleaned by a
or steel wool.
should
(QUALIFIED
If the flame
Following
be as indicated
SERVICER
clean-
in the Specifi-
ONLY)
sageways
of
as outlined
below.
in an upright
item
see your distributor.
details,
and
are
in horizontal
installations
register or the ductwork
To remove:
electrical
are
located
4.
central
1.
Turn OFF
Remove
filter(s)
from the central
power
3.
Replace
filter(s)
by reversing
4.
Turn ON electrical
power
5.
6.
with
manufacturer's
return
register
the procedure
inspect the burner flames periodically
Turn on the furnace
at the thermostat
minutes
for flames
normal
appearance.
blue (dust
orange
firing
the primary
should
tips
Clean
residue
10. Replace
order.
11. Turn
during the heating
and allow several
dust
be stable,
but they
must
power
heat
exchanger
quiet,
not be
chances
of repeated
BLOWERS
1.
Turn OFF electrical
2.
Remove
3.
Push
motor
overheating.
windings
Clean
SYSTEM
for accumulation
of
as necessary.
(QUALIFIED
SERVICER
ONLY)
drain trap, and field-supplied
drain
line for proper condensate
drainage.
Check drain system for hose
connection
tightness,
blockage,
and leaks.
Clean or repair as
necessary.
*NOTE:
Please
contact
using
a wire
wire
brush
cable,
speed
a vacuum
gas
cleaner.
steps
to furnace.
in reverse
Check
for
is an
the checks
Adjustments
indication
of
an
listed in Section
to reduce
the
fouling.
back
your
distributor
or our website
4.
Slide
5.
Replace
FILTER REMOVAL
and
power
with your
to furnace.
compartment
up on the wire
the front
filter forward
filter
item and are not included
see your distributor.
REMOVAL
filter
retainer
to release
basepan.
and out.
COMPARTMENT
1.
Turn
OFF electrical
2.
Remove
blower
door,
lip of the furnace
by reversing
BLOWER
for the applicable
35
details,
blower
from under
the drain tubes,
tubes
fouling
filters are an accessory
lubrication
inspect
and
XX. INTERNAL
RETURN
AND BRAIN
by slowly
a long handle
in the previous
operational
problem.
Perform
>(IV, Startup
Procedure
and
BOTTOM
TRAP
individually
the coil
unit operation.
The bearings
in the induced
draft blower and circulator
blower
motors are permanently
lubricated
by the manufacturer.
No further
CONDENSATE
to expose
firmly.
using
removed
and proper
12. Severe
will alter
from furnace
the parts
For further
Check
and pressure
While reversing
the drill, work the cable
times to obtain sufficient cleaning.
Repeat
on electrical
leaks
draft
drill to the other end of the cable.
Slowly rotate
with the drill
and insert it into one of the heat
exchanger
tubes.
in and out several
for each tube.
Internal
may cause
forward
heat exchanger
furnace.
is required.
drain
cover
coil turbulators
turbulator
induced
tubes.
INDUCED DRAFT AND CIRCULATOR
dust which
coil front
Clean
yellow). They should extend directly outward from the burners without curling, floating, or lifting off. Flames must not impinge on the
of the heat exchanger
the recuperator
and,
the
coil front cover.
8.
for removal.
any dislodged
Flames
may cause
blower
the recuperator
coil tubes using
such as a gun cleaning
brush.
CLEANER REMOVAL
Visually
season.
soft, and
draft
from the recuperator
reversible
the cable
BURNERS
the flames
the induced
from
Clean
brush,
or ductwork.
for service.
since
system
7.
to furnace.
to stabilize,
furnace.
attached
to a length of high grade stainless
steel
such as drain cleanout
cable. Attach
a variable
return
directions
pipe
Remove the recuperator
tubes and turbulators.
Remove
to the
panel.
the flue
each
9.
the
Remove
power and gas supply
pulling
to furnace.
MEDIA AIR FILTER OR ELECTRONIC AIR
Disconnect
blower.
tap hoses
near the furnace.
2.
Disconnect
the gas line and remove
the burner/ manifold
assembly
by removing
the screws securing
the assembly
upflow
not included
in the
2.
to the partition
with external filter rack
Filter Removal section.
For further
Turn OFF the electrical
3.
Filter size table to
are an accessory
1.
can be
HORIZONTAL UNIT FILTER REMOVAL
Annually
cloth
signal.
a filter
arrangements
Minimum
ensure proper unit performance.
To remove filters from an external
sides
using emery
acts
The heat exchanger
flue passageways
should be inspected
at the
beginning
of each heating
season.
If necessary,
clean the pas-
applied.
Filters can be installed in either the central return register
or a side panel external filter rack (upflow only). A media air filter or
electronic
air cleaner can be used as an alternate
filter. Follow the
Follow
sense
a nearly
coating
type and size.
Depending
Filters
servicer
can create
This
or as re-
FILTER REMOVAL
Internal
sensor.
drops too low the furnace
The flame sensor should
ing, the flame sense
cations
Sheet.
MAINTENANCE
ONLY)
the fuel or air supply
coating
sense signal
will lock out.
SHEET
SERVICER
invisible
ENSURE PROPER UNIT PERFORMANCE,
ADHERE TO THE FILTER
SIZES GIVEN IN THE RECOMMENDED
MINIMUM FILTER SIZE TABLE OR
To
(QUALIFIED
the procedure.
REMOVAL
power
to furnace.
compartment
Specification
Sheet
door.
referred
to in this manual.
it
3.
Grasp
lower
portion
of filter and lift up.
Front of Furnace
Front of Furnace
Blower
Grab Here
And Lift
4.
Angle
filter toward
5.
Lower
filter
down
the blower
until filter clears
rail.
Front of Furnace
Front of Furnace
Blower
6.
bottom
and pull outward.
Blower
Replace filter by reversing procedure.
XXL BEFORE LEAVINGAN INSTALLATION
•
•
Cycle
the furnace
Verify
cooling
Review
the
discuss
•
Leave
with the thermostat
and fan only
Owner's
proper
furnace
literature
packet
XXIL REPAIR
"
"
o
When
ordering
at least
three
times.
homeowner
and
operation.
Manual
with
operation
the
and
maintenance.
near furnace.
& REPLACEMENT
any of the listed
provide
numbers
the furnace
model,
with the order.
Although
only functional
parts
PARTS
functional
parts,
manufacturing,
are shown
in the parts
sheet metal parts, doors,
etc. may be ordered
Parts
your distributor.
are available
Functional
Parts
from
Blower
Blower
Wheel
Blower
Blower
Mounting
Cutoff
Blower
Housing
Manifold
Propane
Gas
Igniter
Flame
Sensor
Rollout
Limit
Primary
Limit
Orifice
Orifice
Motor
Bracket
Capacitor
Switch
Switch
Auxiliary
Pressure
Limit Switch
Switch
Induced
Draft Blower
Door
list, all
List-
Gas
Gas
serial
by description.
Gas Valve
Natural
be sure to
and
Heat
Exchanger
Recuperator
Coil
Coil Front Cover
Integrated
Control
Transformer
Module
Switch
36
TROUBLESHOOTING
CHART
E
, Furnace fails to operate.
NONE
, Integrated control
module diagnostic LED
provides no signal.
° No 115 volt power to
furnace, or no 24 volt
power to integrated
control module.
* Blown fuse or circuit
breaker.
* Integrated control
module has an
internal fault.
• Manual disconnect
switch
OFF, door switch open, or
24 volt wires improperly
connected or loose.
• Blown fuse or circuit
breaker.
• Integrated control module
has an internal fault.
• Assure
115 and 24 volt
power to furnace
integrated control
module.
• Check integrated control
module fuse (3A).
Replace if necessary.
• Check for possible shorts
in 115 and 24 volt circuits
Repair as necessary.
, Turn power OFF
prior to repair.
, Replace integratec
control module
fuse with 3A
automotive fuse.
, Read precautions
in "Electrostatic
Discharge" section
of manual.
• Replace bad integrated
control module.
• Normal Steady On
• Normal Operation
° Normal operation.
• None.
* Normal operation.
• Locate and correct gas
interruption.
* Turn power
OFF prior to
repair.
CONTINUOUS
ON
* Furnace lockout due
to an excessive
, Furnace fails to operate.
, Integrated control
module diagnostic LED
is flashing ONE (1) flash.
1 FLASH
number of ignition
"retries" (3 total) _
and "recycles
infinite".
• Failure to establish flame.
Cause may be no gas to
burners, front cover
pressure switch stuck
open, bad igniter or igniter
alignment, improper
orifices, or coated/oxidized
or improperly connected
flame sensor.
• Loss of flame after
establishment. Cause may
be interrupted gas supply,
lazy burner flames
(improper gas pressure or
restriction in flue and/or
combustion air piping),
front cover pressure
switch opening, or
improper induced draft
blower performance.
, Furnace fails to operate.
, Integrated control
module diagnostic LED
is flashing TWO (2)
flashes.
12 FLASHES
, Induced draft blower runs
operating.
• Pressure switch
circuit not closed.
• Induced draft blower
continuously with no
further furnace operation.
, Integrated control
module diagnostic LED
is flashing THREE (3)
flashes.
• Pressure switch
circuit is closed.
• Induced draft
blower is not
3 FLASHES
is operating.
• Induced draft blower
pressure switch contacts
sticking.
• Shorts in pressure switch
circuit.
• Pressure switch hose
blocked, pinched or
connected improperly.
• Blocked flue and/or inlet air
pipe, blocked drain system,
or weak induced draft
blower.
• Check front cover
pressure switch
operation (hose, wiring,
contact operation).
Correct if necessary.
• Replace or realign
igniter.
• Check flame sense
signal. Sand sensor if
coated and/or oxidized.
• Check flue piping for
blockage, proper
length, elbows, and
termination.
• Verify proper induced
draft blower performance.
• Replace induced draft
blower pressure
switch.
• Loose or improperly
connected wiring.
1Integrated
control
module
will automatically
attempt
to reset fi'om lockout
after one hour.
37
. Sand flame
sensor with
emery cloth.
See "Vent/Flue
Pipe" section
for piping
details.
* Turn power OFF
prior to repair.
• Repair short.
* Replace pressure
switch with proper
replacement part.
• Inspect pressure
switch hose. Repair, if
necessary,
• Turn power
OFF prior to
repair.
• Inspect flue and/or inlet
air piping for blockage,
proper length, elbows,
and termination. Check
• Replace
pressure
switch with
drain system. Correct
as necessary.
• Incorrect pressure switch
setpoint or malfunctioning
switch contacts.
* Igniter is
fragile, handle
with care.
• Correct pressure
switch setpoint or
contact motion.
• Tighten or correct
wiring connection.
proper
replacement
part.
TROUBLESHOOTING
* Circulator
blower runs
continuously.
operation.
° Primary or auxiliary
limit circuit is open.
No furnace
. Integrated control module
diagnostic LED is flashing
FOUR (4) flashes.
4 FLASHES
CHART
° Insufficient conditioned air
over the heat exchanger.
Blocked filters, restrictive
ductwork, improper
circulator blower speed, or
failed circulator blower.
° Flame roltout.
• Roltout limit circuit is
open.
° Misaligned burners, blocked
flue and/or air inlet pipe, or
failed induced draft blower.
° Loose or improperly
connected wiring.
* Check filters and
ductwork for blockage.
Clean filters or remove
obstruction.
° Check circulator blower
speed and performance.
Correct speed or replace
blower if necessary.
. Check burners for proper
alignment.
* Check flue and air inlet
piping for blockage,
proper length, elbows,
and termination. Correct
as necessary.
. Check induced draft
blower for proper
performance.
Replace, if
necessary.
Turn power OFF
prior to repair.
• See Specification
Sheet applicable
to your model* for
allowable rise
range and proper
circulator speed.
, See "Vent/Flue
Pipe" section for
piping details.
, Replace pressure
switch with proper
replacement part.
. Tighten or correct wiring
connection.
• Induced draft blower and
circulator blower runs
* Flame sensed with
no call for heat.
continuously. No furnace
operation.
• Integrated control module
diagnostic LED is flashing
FIVE (5) flashes.
• Short to ground in flame
sense circuit.
• Correct short at flame
sensor or in flame
• Lingering
• Check for lingering
flame
sensor wiring.
5 FLASHES
burner flame.
• Stow closing gas valve
• Flame sense
• Normal furnace operation.
microamp
tow.
• Integrated control module
diagnostic LED is flashing
SEVEN (7) flashes.
signal is
7 FLASHES
• Verify proper operation
of gas valve
• Flame sensor is coated/
oxidized.
. Sand flame sensor is
coated/oxidized.
° Flame sensor incorrectly
positioned in burner flame.
. Inspect for proper sensor
alignment.
° Lazy burner flame due to
improper gas pressure or
combustion air.
. Check inlet air piping for
blockage, proper length,
elbows, and termination.
. Compare current gas
pressure to rating plate
info. Adjust as needed.
• Furnace not operating.
• Integrated control module
diagnostic LED is flashing
EIGHT (8) flashes.
. Turn power OFF
prior to repair.
• Problem with
÷
igniter circuit.
° Improperly connected
igniter
• Check and correct wiring
from integrated control
module to igniter
° Bad igniter
• Replace bad igniter
• Check and correct unit
° Poor unit ground
8 FLASHES
, Turn power OFF
prior to repair.
, Sand flame
sensor with
emery clot.
, See "Vent/Flue
Pipe" section for
piping details.
, See rating plate
for proper gas
pressure.
, Turn power OFF
prior to repair.
, Replace igniter
with proper
replacement part.
ground wiring
• Furnace operating on
tow stage gas with high
stage induced draft blower
• High stage circulator
blower (temperature, of
conditioned air, lower than
typical).
• High stage pressure
switch circuit does not
9 FLASHES
close in response to
high stage induced
draft blower operation.
• Integrated control module
diagnostic LED is flashing
continuously.
pipe, blocked drain system, or
weak induced draft blower.
° Incorrect pressure switch
setpoint or malfunctioning
switch contacts.
• Integrated control module
diagnostic LED is flashing
NiNE (9) flashes.
• Furnace fails to operate.
° Pressure switch hose blocked,
pinched or connected
improperly.
° Blocked flue and/or inlet air
÷
CONTINUOUS
FLASHING
• Polarity of 115 volt
power is reversed.
• Inspect pressure switch hose. , Turn power OFF
Repair, if necessary.
prior to repair.
• Inspect flue and/or inlet air
piping for blockage, proper
length, elbows, and termination. Check drain system.
Correct as necessary.
• Correct pressure switch
setpoint or contact motion.
° Loose or improperly connected
wiring.
• Tighten or correct wiring
connection.
° Polarity of 115 volt AC
power to furnace or
integrated control module is
reversed.
* Review wiring diagram to
correct polarity.
° Poor unit ground.
* Verify proper ground.
Correct if necessary.
* Check and correct wiring.
38
, Replace pressure
switch with proper
replacement part.
, Turn power OFF
prior to repair.
WiRiNG DIAGRAM
ID BLOV_R
@
qll
TO
1/5 VAC'I@/60 HZ
GND
J
_o
t_.. I-
-J..I
n_W
Z_
W_
w_
n,'W
oo
wn,'
w_
_w
o-0
,-I
_Jo.
w
0
Z
i
Z
LOW
LOW
i
HI
VOLTAGE
(24V)
VOLTAGE
FIELD
VOLTAGE
(115V)
.....
EQUIPMENT
FIELD
HI
VOLTAGE
FIELD
GND
F_ELD
GND
_7
=
©
SPLICE
.....
SWITCH
(TEMP
}
JUNCTION
IGNITER
TERMINAL
INTERNAL
INTEGRATED
TO
SWITCH
(PRESS
}
CONTROL
OVERCURRENT
PLUG
COLOR
YL
OR
CODES
YELLOW
ORANGE
PK
PINK
BR
BROWN
WH
WHITE
VT
V_OLET
BU
BLUE
GN
GREEN
GY
GRAY
RD
RED
BK BLACK
Wiring
PRO3"
DEVICE
NOTES:
1 SET HEAT ANTICIPATOR
2 MANUFACTURER'S
ON ROOM THERMOSTAT
SPECIFIED
REPLACEMENT
AT 07 AMPS
PARTS MUST BE USED WHEN SERVIC_NG
3 IF ANY OF THE ORIGINAL W_RE AS SUPPLIED WITH THE FURNACE MUST BE
REPLACED, IT MUST BE REPLACED WITH W_RING MATER_AL HAVING A TEMPERATURE
RATING OF AT LEAST 105'C USE COPPER CONDUCTORS ONLY¸
4 UNiT MUST BE PERMANENTLY
22314701
CONNECTION
GROUNDED
AND CONFORM
TO N E C AND LOCAL CODES
REV.00
is subject
to change,
always
refer to the wiring
39
diagram
on the unit for the most up-to-date
wiring.
5151 San Felipe, Suite 500
Houston, TX 77056
www.goodmanmf_, corn
© 2004-2008 Goodman Manufacturing
4O
Company, L.R
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