CARRIER Controls And HVAC Accessories Manual L0604623
User Manual: CARRIER CARRIER Controls and HVAC Accessories Manual CARRIER Controls and HVAC Accessories Owner's Manual, CARRIER Controls and HVAC Accessories installation guides
Open the PDF directly: View PDF 
.
Page Count: 10
| Download | |
| Open PDF In Browser | View PDF |
Installation
Instructions
A93157
Fig. 1 - MotorMastel
NOTE:
Read
installation.
Improper
maintenance,
the entire
instruction
SAFETY
CONSIDERATIONS
installation,
adjustment,
or use can cause explosion,
other conditions
property damage.
which may cause
Consult a qualified
your distributor
or branch
qualified installer or agency
accessories
when modifying
instructions
Follow
manual
packaged
all safety
before
alteration,
fire, electrical
injury,
agency,
or
or
for information
or assistance.
The
must use factory-authorized
kits or
this product. Refer to the individual
Wear safety glasses,
Electrical
Code (NEC)
safety
z_.
you see this symbol
When
manuals,
information.
for special
This
be alert to the potential
personal
injury
or
death.
symbol
on the unit and in instructions
WARNING
or
injury.
signifies
hazards
which could result in personal injury or death. CAUTION
is used
to identify unsafe practices which may result in minor personal
injury or product
and property
damage.
NOTE
highlight
suggestions
which will result in enhanced
reliability,
or operation.
this warning
HAZARD
could
result
in personal
INTRODUCTION
instructions
KSALA0601AAA
Understand
the signal
words
DANGER.
WARNING,
and
CAUTION.
These words are used with the safety-alert
symbol.
DANGER
identifies the most serious hazards which will result in
severe
OPERATION
Before
installing,
modifying,
or servicing
system,
main
electrical disconnect
switch must be in the OFF position.
There may be more than one disconnect
switch. Lock out
and tag switch with a suitable warning label.
These
requirements.
is the safety-alert
for personal
Failure to follow
injury or death.
clothing,
operations.
instructions
thoroughly
and follow
all warnings
or cautions
included
in
literature and attached to the unit.. Consult local building
codes
Recognize
ELECTRICAL
when installing.
protective
and work gloves. Use quenching
cloth for brazing
Have
fire extinguisher
available.
Read
these
and National
Controller
the
service,
shock, or
death, personal
installer, service
with the kits or accessories
codes.
starting
_ Low Ambient
is used to
installation,
cover
and
installation
of MotorMaster@
KSALA0701AAA
on
all
Part No.
residential
single-speed
air conditioners
and heat pumps.
The device is
designed to control outdoor fan motor speed under low outdoor
temperature
conditions.
A fan motor with ball bearings
is
required.
The control is available
in two models.
KSALA0601AAA
is rated for 208/230-1-60.
and
KSALA0701AAA
is rated for 460-1-60.
be required. Refer to the Required Unit
document for details.
Part
Part
No.
No.
Other accessories may
Changes section of this
DESCRIPTION
ANDUSAGE
TheMotorMaster_
isafanspeed
control
device
activated
bya
temperature
sensor.
It is specifically
designed
to control
condenser
fan motorspeedin response
to the saturated
condensing
temperature
during
operation
incooling
mode
only.
For outdoortemperatures
downto -20_'F.it maintains
condensing
temperature
at100"F-+10°F.
(See
Fig.1.)
Themounting
control
consists
ofasolid-state
circuit
onaprinted
circuit
board
inanaluminum
extrusion,
andasensor
assembly
to
bemounted
toareturn
bend
ontheunit'scondenser
coil.A wire
fromthesensor
isconnected
tothecircuitboard
inthecontrol
box.
Parts
necessary
formounting
control
andsensor
assembly
are
includedin the kit. Eitherassembly
can be replaced
independently
oftheother.
If anydamage
totheprinted
circuit
boardor components
is observed
whenunpacking
control
assembly,
return
forreplacement.
TheMotorMaster®
maintains
proper
condensing
temperature
at
anyambient
temperature
down
to-20_'F.
Nofieldadjustments
or
calibrations
arerequired.
Thefollowing
must
beobserved:
• Ifspecial
fanmotors
orother
accessories
arerequired,
install
where
necessary.
• Measure
unitpower
supply
voltage.
Itmust
meet
minimum
voltage
specified
onunitrating
plate
and
match
voltage
rating
ofMotorMaster®.
• Make
sure
allunitsaremodified
forwinter
start
control
when
needed.
• Check
thatcontrol
location
isasspecified.
• Check
thatsensor
location
isasspecified.
• Make
sure
thatsensor
wiring
routing
isasspecified.
• Make
sure
windbaffles
areinstalled
onlyif required.
• Forheat
pump
units,
make
sure
isolation
relay
is
available.
INSTALLATION
UNITDAMAGE
HAZARD
Failure
tofollowthiscaution
mayresult
inunitdamage.
Exercise
extreme
caution
whendrillingholes.
Do not
puncture
coiland/or
tubing.
PROCEDURE
1 --
MOUNTING
CONTROL
ASSEMBLY
1. Make sure all power to unit is turned off
ELECTRICAL
OPERATION
Failure to follow
injury or death.
HAZARD
this warning
could
result
in personal
Before installing or servicing system, always turn off main
power to system. There may be more than one disconnect
switch.
2. Determine
location for control assembly.
(See Fig. 2.
Remove template from back of this instruction and tape to
panel. Drill pilot holes as indicated.
When mounting
to
service
panel,
drill two holes.
5/32-in.
(0.156
in.)
diameter. 1 in. away from panel edge as shown. (See Fig.
2.)
3. To ensure electrical ground with condensing
unit. insert
star lockwashers
under head of screws. Fasten control
assembly
provided.
to unit
with
If wind
four
baffles
No.
10
sheet
are used.
metal
ensure
screws
control
has a
continuous
ground path to equipment
ground.
If control
is mounted
independent
of unit. ensure
an adequate
ground path is maintained.
All wiring must conform to
NEC and/or local code.
NOTE:
When
properly
positioned
leads protruding
from bottom
PROCEDURE
2 --
Mount sensor
in Fig. 3.
IMPORTANT:
care.
4. Route
MOUNTING
on a specified
The
sensor
wire
7. Protect
movement
sensor
tight.
coil return bend
through
is delicate.
bottom
as shown
Handle
knockout
with kit as shown
wire
and secure
wire
from
where necessary.
with
on service
row of coil (left side), taking
on coil return bend with the No. 4-40
and nut supplied
6. Bind unused
control.
with
is weather
assembly
panel and over to outside
care not to disturb tubing.
5. Secure sensor
vertically
control
SENSOR
condenser
sensor
(mounted
of control),
screw
in Fig. 4.
it near sensor
physical
damage
or next
or
to
wind
Bryant
Carrier
- Legacy
- RNC / Legacy
- Base / Comfort
Series
Bryant
Models
-
Carrier
Models
Legacy
-
RNC / Legacy
- Base / Comfort
Series
A06439
Fig. 2 - Control Mounting
Models
Models
TOP OF COIL
TOP OF COIL
j----
0
-VAPORIN
_SENSOR
"_SENSOR
0
LOCATION
LOCATION
VAPOR IN
-,,911_--
LIQUID OUT
,4
LIQUID OUT OR
JUMPER TUBE
TOP OF COIL
TOP OF COIL
o o
_°
_SENSOR
SENSORLOCATION
LIQUID__...._OUT
LOCATION
VAPOR IN
--.,,91--
LIQUID OUT
VAPOR IN
--I1,,,--
TOP OF COIL
TOP OF COIL
LIQ_UIDOUT
i i
VAPOR IN
"--SENSOR
LOCATION
_VAP°R
2
SENSOR LOCATION
TOP OF COIL
-C_
0
VAPOR IN
..t.
--lID--
LIQUID OUT
OR
JUMPER TUBE
0
_
SENSOR LOCATION
O
LIQUID OUT
Fig. 3 - Sensor
Location
on Return
End of Coil
No. 4-40
Screw
Coil Return
Bend
Sensor
I
Ctinch Nut
@\
No. 4-40
Nut
A93163
Fig. 4 - MotorMaster
REQUIRED
This section
MeterMaster(
[NIT
CHANGES
explains
the changes required
a_,is applied. Use this section
to equipment
in conjunction
when
with
appropriate wind baffle figures and tables at rear of instruction.
ball bearing fan motor is required with this control.
PROCEDURE
1 --
A. Outdoor
Consult
Fan
presale
CONDENSING
A
TDR
UNITS
Motor
literature
B. Crankcase
® Sensor
for outdoor
fan motor
change.
Heater
---2---
Required on all applications
where MoterMaster
s_ is used. If not
already installed, consult presale literature for required crankcase
heater kit.
C. Hard
Start
Assist
Kit (Capacitor
on all single-phase
applications
where MoterMaster%
If net already installed,
consult presale literature fer
required
start kit.
Start
--
Control
Must be used where low evaporator
temperatures
tripping of low-pressure
switch may be encountered.
control
Part No.
KAAWS0101AAA
must
NOTE:
or nuisance
Winter start
be wired
with low-pressure
switch. (See Fig. 5.) This
approximately
3 minutes before low-pressure
part of control
LPS
C
TDR
T
and Relay)
Required
is used.
D. Winter
LPS
that evaporator
freeze
A93165
Fig. 5 - Winter
a delay of
becomes a
Control
thermostat
Part
EVAPORATOR
FREEZE THERMOSTAT
Baffles
A97511
Use only in installations
where high winds are prevalent
to
prevent cross currents from causing abnormal
control operation.
For construction,
refer to appropriate
tables at rear of this instruction.
wind
baffle
figures
4-in.
provides
better
support
airflow
feet or unit
for
risers is REQUIRED.
moderate
and
high
Fig. 6 - Evaporator
Freeze
Thermostat
Wiring
and
When wind baffles are used. raising unit off of mounting
pad with
This
ambient
FROM-CONTACTOR_
_
BLK\
/BLK_..
temperatures.
F.
OUTDOOR
CONTACTO R
coil. (See Fig. 6.)
E. Wind
NOTE:
Start
INDOOR
THERMOSTAT
No. KAAFT0101AAA
be attached to vapor tube near evaporator
coil to prevent coil freezing. Wire thermostat in series with 24-v
contactor
FACTORY WIRING
- FIELD WIRING
in parallel
allows
switch
circuit.
It is REQUIRED
-
LOW-PRESSURE
SWITCH
CONTACTOR
COIL
TIME DELAY RELAY
TIME DELAY RELAY COIL
_
[/
MOTOR
SUITABLE FOR
USE WITH
MOTOR MASTER
CONTROLLER
WMng
MotorMasterdS'_ must be wired in series with fan motor. (See Fig.
7.) Power wiring must comply with all local codes and NEC
requirements.
SENSOR
A03225
Fig. 7 - Power
Wiring
for 208-v,
Condensing
Units
230-v,
and 460-v
PRO('EDURE
2-- HEATPUMPS
A. Outdoor
Consult
Fan
presale
B. ('rankcase
NOTE:
Motor
literature
for outdoor
fan motor
change.
When wind
pad with
4-in.
provides
better
E. Isolation
Hard
Start
Assist
Kit (Capacitor
and Relay)
Required on all single-phase
applications
where MotorMaster_:_;
is used. If not already installed, consult presale literature for
required
accessory
NOTE:
It is REQUIRED
No.
prevent
Mount
Relay
isolation
applied
to
freeze
the
thermostat
evaporator
with 208/230-v
1. Normally
Part
coil
2. Normally
to
(Heat
and 460-v
closed
contactor
Pump
ONLY)
and
high
This
ambient
contacts
and
open
relay
F.
Note the following:
must
be in parallel
with
be
with
in Fig. 8.
contacts
as shown
3. Isolation relay coil must
and C on defrost board.
coil. (See Fig. 6.)
Use only in installations
where high winds are prevalent
to
prevent cross currents from causing abnormal
control operation.
For construction,
refer to appropriate
wind baffle figures and
tables at rear of instruction
box and wire into power
systems.
relay
as shown
MotorMaster®
coil freezing.
Wire thermostat in series with 24-v
D. Wind Baffles
moderate
relay in unit control
MotorMaster®
that evaporator
be
risers is REQUIRED.
for
control
circuits.
This relay
switches
MotorMaster®
out of
outdoor fan motor circuit when heat pump switches to heating
cycle. Relay Part No. KHAIR0101AAA
is REQUIRED
for use
start kit.
KAAFT0101AAA
feet or unit
airflow
temperatures.
Heater
Required on all applications
where MotorMaster'7_; is used. If not
already installed, consult presale literature for required crankcase
heater.
('.
baffles are used, raising unit off of mounting
support
must
in series
in Fig. 8.
be connected
across
circuits
O
Wiring
MotorMaster_
must be wired in series with fan motor. (See Fig.
8.) Power wiring must comply with all local codes and NEC
requirements.
CONTACTOR
CONTACTOR
OF4
-
DEF _
_._,
oS,_L_
_SEN
L_OFR_BL
K
_!N_
LYEL _
.F_c.S_._LT'_
R_SENSOR
SO R
A93168
A93156
460-v
208/230-v
Fig. 8 - Power
Bt_IN
Wiring
for 208/230-v
and 460-v
Heat Pump
Units
START-UP
Tostart
upunitsequipped
withaccessory
MotorMaster®:
1.Turnunitpower
on.
2.Setthermostat
below
roomtemperature.
3.Waitatleast5 minutes
if unitis equipped
witha delay
circuit.
Fanmotorstarts
15secbefore
compressor
when
standard
delay
circuits
areused
andmay:
a.Notoperate
whenambient
isbelow
50°F.
b.Runatslowspeed
when
ambient
isbetween
70°Fand
80°F.
c. Run at or near full speed when ambient is above 80°F.
4. When compressor
proper controlled
starts, fan speed modulates
speed based on saturated
temperature.
After
system
has run
saturation temperature
is approximately
the outdoor ambient is below 60°F.
SERVICE
No field repairs are to be made on this kit. If either the sensor
the control fails, it should be replaced.
If fan motor
does not turn, check control
1. Check
power
to condensing
2. Check
for voltage
3. Check
for loose sensor
or
as follows:
unit.
across fan motor
relay contacts.
wire connections
in MotorMaster®
splice compartment.
4. Bypass
MotorMaster®
unit contactor directly
or 8 and unit wiring
by connecting
black wire from
to black fan motor lead. (See Fig. 7
label.)
a. If fan does not turn, make sure motor
smoothly to
condensing
is wired
into
circuit properly and run capacitor is not defective.
Replace motor or capacitor if defective.
and settled
out,
100°F -+ 10°K if
b. If fan motor runs, make sure that motor
series with MotorMaster®.
was wired
in
5. If motor runs when connected
to single-phase
voltage
supply, but does not run when connected
in series with
MotorMaster®,
check sensor as follows:
a. Check temperature
of return bend near sensor
electronic thermometer.
b. Disconnect
both sensor
with an
leads.
c. Check sensor resistance with an ohmmeter and compare
resistance/temperature
readings to those in Fig. 9.
d. If sensor is within tolerance shown in Fig. 9, replace
MotorMaster®.
If sensor is NOT within tolerance shown
in Fig. 9, replace
sensor.
10,000
9000
\
\
8000
'\
'\
\
\
Or) 7000
\
\
\
,,,\,,
k \'
"1-
O
Z
, \
\1
\
6000
W
0
Z
\
,
N
\
\-
\1
\
,\
Or) 5000
t./)
I.,1..I
\
\
\
\
+ lO%
\
\
\
\
%
\
\
4000
NOMINAL
%
- lO%
3000
2000
~ •
lOOO
50
60
70
80
90
TEMPERATURE
100
11o
120
130
IN °F
A93173
Fig. 9 - Sensor
Resistance/Temperature
Chart
8"
C-1
_!
16=1/2"
TYP
AT' L :SU%P%RA
T STEEL
--'4
2-s,8"
6 REO'D
MAT'L:
BAFFLE
20 GA STEEL
TYP
1_2" TYP
4---9/16"
1-9/16"
TYP
1/4"
X 7/16"
6 REO'D
_._
7
t
6" TYP
51/4" HOLE
14 REQ'D
- 9/16"
TYP
_"
15/16"
/4"
TYP
SLOT_
TYP
TYP
D
OUTDOOR
UNIT
AA
4 REQ'D
44 REQ'D
-BAFFLE
3 RE©'D
BAFFLE ASSEMBLY
A06450
Fig. 10 - Base / Mid-Tier
UNIT SIZE
Small
Medium
Large
AA
25-3/4
Baffle
Assembly
Table 2--Wind
Baffle Dimensions
for Entry and Mid-Tier
UNIT HEIGHT
A
B
C11
25
20-3/8
10-I/16
28- 7/16
23-13/16
11-3/4
31-13/16
27-3/16
13-1/2
35-1/4
30- 5/8
15-3/16
3-15/16
38- 5/8
34
16- 7/8
42
37-3/8
18-9/16
45- 7/16
40-13/16
20-1/4
31-1/4
25-1/2
28-15/16
32-5/16
35 - 3/4
39-1/8
42-1/2
45-15/16
20-3/8
23-13/16
27-3/16
30- 5/8
34
37-3/8
40-13/16
10-I/16
11-3/4
13-1/2
15-3/16
16- 7/8
18-9/16
20-1/4
35
25-1/2
28-15/16
32-5/16
35 - 3/4
39-1/8
42-1/2
45-15/16
20-3/8
23-13/16
27-3/16
30- 5/8
34
37-3/8
40-13/16
10-I/16
11-3/4
13-1/2
15-3/16
16- 7/8
18-9/16
20-1/4
9- 3/8
13-3/16
Units (in.)
C-2
1O- 7/8
C13
6-1/8
16-5/16
11-9/16
20-1/8
15-3/8
D
41-7/8
47- 3/8
51-1/8
Copyright
2006
CAC'
BDP
• 73t0
W
Mo::is
St • Indianapolis,
IN
46_31
P:_:_ted
Edition
in USA
Date:
04_06
Catalo_
Ma mlfae_ul'er
rese_'es
the
tlght
to change,
at
any
time.
speeiliea
tions
and
designs
without
notice
and
wit hou_
obligations.
10
No:
AG-KSAL&-01
Replaces:
AG
SALA
06
Source Exif Data:
File Type : PDF File Type Extension : pdf MIME Type : application/pdf PDF Version : 1.2 Linearized : No Page Count : 10 Page Layout : SinglePage Page Mode : UseNone Producer : Goby Monitor Application version 3, 2, 1, 4 Create Date : Fri Apr 20 14:18:40 2007 Author : Title : Subject :EXIF Metadata provided by EXIF.tools