Trane Xt302C Users Manual 69 1213 Deluxe Programmable Heat Cool Thermostat

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2015-01-21

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XT302C Deluxe Programmable
Heat-Cool Thermostat
18-HD25D7-5
INSTALLER'S GUIDE

APPLICATION
The XT302C Deluxe Programmable Heat-Cool Thermostat provides electrnic control of 24 Vac single-zone multistage systems.
Refer to Table 1 for a general description of the thermostat. This thermostat requires a common wire to supply power.
Table 1. Description of XT302C.
Model

System

Changeover

System Selection

Fan Selection

XT302C

Multistage

Automatic

Heat-Off-Cool-Auto

On-Auto

RECYCLING NOTICE
If this thermostat is replacing a thermostat that
contains mercury in a sealed tube, do not place your
old thermostat in the trash.
Contact your local waste management authority for
instructions regarding recycling and the proper
disposal of the old thermostat.

Comments
System and fan selections are done by
keyboard.

Wallplate Installation
Position wallplate horizontally on the wall or on a 2 in. x 4 in.
wiring box.
1. Position and level the wallplate for appearance only (the
thermostat will function properly even when
not level).

INSTALLATION

YES
NO

When Installing this Thermostat...
1. Read these instructions carefully. Failure to follow the
instructions can damage the product or cause a
hazardous condition.
2. Check the ratings given in the instructions and on the
product to make sure the product is suitable for your
application.
3. Installer must be a trained, experienced service
technician.
4. After completing installation, use these instructions
to check out the product operation.

Location
Install the thermostat about 5 ft (1.5m) above the floor in an
area with good air circulation at average temperature. See
Fig. 1. Avoid installing the thermostat where it can be affected
by the following:
• Drafts, or dead spots behind doors and in corners.
• Hot or cold air from ducts.
• Radiant heat from sun or appliances.
• Concealed pipes and chimneys.
• Unheated (uncooled) areas such as an outside wall
behind the thermostat.

® U.S. Registered Trademark
Copyright © American Standard Inc. 1999

NO
NO

5 FEET
[1.5 METERS]

M17106

Fig. 1. Typical location of thermostat.

69-1213-1

XT302C DELUXE PROGRAMMABLE HEAT-COOL THERMOSTAT

COMPRESSOR
CONTACTOR 2
COMPRESSOR
CONTACTOR 1

WALL
ANCHORS
(2)

HEAT
STAGE 2

HEAT
STAGE 1

RED

GREEN

BLACK

WHITE

BLUE

WIRES
THROUGH WALL

YELLOW

WALL

BROWN

THERMOSTAT

HUMIDISTAT
OPENS ON RISE
TAYSTAT253A

OUTDOOR
TEMPERATURE
SENSOR
TAYSENS100A
L1
(HOT)

FAN

L2
1

POWER SUPPLY. PROVIDE DISCONNECT MEANS
AND OVERLOAD PROTECTION AS REQUIRED.

TRANSFORMER
M17116

Fig. 3. Typical hookup of XT302C in a heat cool system.

MOUNTING
HOLES
MOUNTING
SCREWS

M15044

FOR WRAPAROUND
INSERTION STRIP
7/16 IN. (11 MM).

Fig. 2. Mounting the wallplate.

FOR STRAIGHT
INSERTION STRIP
5/16 IN. (8 MM).
M4826

Fig. 4. Proper wiring technique.

2. Use a pencil to mark the mounting holes. See Fig. 2.
3. Remove the wallplate from the wall and drill two 3/16
inch holes in the wall (if drywall) as marked. For firmer
material such as plaster, drill two 7/32 inch holes.
Gently tap anchors (provided) into the drilled holes until
flush with the wall.
4. Position the wallplate over the holes, pulling wires
through the wiring opening.
5. Loosely insert the mounting screws into the holes.
6. Tighten mounting screws.

Mounting Thermostat
1. Engage tabs at the top of the thermostat and wallplate.
See Fig. 5.
2. Press lower edge of case to close and latch.
NOTE: To remove thermostat from wall, first pull out at
bottom of thermostat; remove top last.

WIRING
All wiring must comply with local electrical codes and
ordinances. Refer to Fig. 3 for typical hookup diagram. A letter
code is located near each terminal for identification.
A. ENGAGE TABS

WARNING

AT TOP OF
THERMOSTAT
AND WALLPLATE.

Electronic Shock or Equipment Damage Hazard.
Can shock individuals or cause equipment
damage.
Disconnect power before wiring to prevent electrical
shock or equipment damage.
1. Loosen the terminal screws on the wallplate and
connect the system wires. See Fig. 4.
NOTE: Use 18 gauge, color-coded thermostat cable
for proper wiring.

B. PRESS LOWER
EDGE OF CASE
TO LATCH.

2. Securely tighten each terminal screw.
3. Push excess wire back into the hole.
4. Plug the hole with nonflammable insulation to
prevent drafts from affecting the thermostat.

Fig. 5. Mounting thermostat on wallplate.

Pub. No. 18-HD25D7-5
69-1213—1 (T8624)

M17151

XT302C DELUXE PROGRAMMABLE HEAT-COOL THERMOSTAT

SET WAKE TIMES
AND SETPOINTS

DECREASE
TEMPERATURE
SETTING OR
SCROLL BACKWARD
THROUGH INSTALLER
SETUP OPTIONS

INCREASE TEMPERATURE SETTING OR SCROLL
FORWARD THROUGH INSTALLER SETUP OPTIONS

INCREASE TIME
SETTING OR SCROLL
FORWARD THROUGH
INSTALLER SETUP
AND SYSTEM TEST

DISPLAY
INFORMATION
SUCH AS PRESENT
SETTINGS
AND OUTDOOR
TEMPERATURE

SET CURRENT
DAY AND TIME
RETURN TO NORMAL
OPERATIONS
SET CURRENT OR
PROGRAM DAY

SET RETURN TIMES
AND SETPOINTS
Run
Program

Set Current
Day/Time

ENTER INDEFINITE
OR TIMED HOLD MODE
Hold Temp

DECREASE TIME SETTING
OR SCROLL BACKWARD
THROUGH INSTALLER
SETUP AND SYSTEM TEST
CHANGE BETWEEN
DAYLIGHT SAVINGS
AND STANDARD TIME

Leave

Wake

Heat/Cool
Settings

Day

Daylight
Time

Return

Sleep

SET SLEEP TIMES
AND SETPOINTS

Fan

SET LEAVE TIMES
AND SETPOINTS

Set Program

Time

Filter

System

Copy

COPY ONE
PROGRAMMED DAY
TO ANOTHER DAY

SELECT FAN
OPERATION
CHANGE BETWEEN
HEATING AND
COOLING SETPOINTS

SELECT FILTER
EXPIRATION IN
NUMBER OF DAYS

SELECT SYSTEM
OPERATION (HEAT,
COOL, OFF, AUTO)
M17118

Fig. 6. XT302C key locations and descriptions.
System settings control the thermostat operation as follows:

Using Thermostat Keys
The thermostat keys are used to:
• Set current day and time,
• Program times and setpoints for heating and cooling,
• Temporarily override program temperatures,
• Display present setting,
• Configure Installer Setup,
• Check Self-Test,
• Display outdoor temperature (optional accessory),
• Set the system operation, and
• Set the fan operation.

Heat: The thermostat controls the heating.
Off: Both the heating and cooling are off.
Cool: The thermostat controls the cooling.
Auto: The thermostat automatically changes between
heating and cooling operation, depending on the indoor
temperature.

Run
Program

Set Current
Day/Time

Wake

Leave

Heat/Cool
Settings

Filter

Hold Temp

Day

Daylight
Time

Return

Sleep

System

Set Program

Time

See Fig. 6 for keypad explanation.

System

Fan

System
Heat Off Cool

Auto

Copy

M12956

Fig.7. System key location and display.

SETTINGS

Fan settings control the system fan as follows:
On: Fan operates continuously.
Auto: Fan operates with equipment.

System and Fan Settings
The system default setting is Heat and the fan default setting
is Auto. Use the System and Fan keys to change the settings.
See Figs. 7 and 8. The fan settings can be set for each
program period individually. The system selection is for all the
program periods.

Run
Program

Set Current
Day/Time

Wake

Leave

Heat/Cool
Settings

Filter

Day

Daylight
Time

Return

Sleep

Set Program

Time
Hold Temp

System

Fan
Fan

Fan

On Auto

Copy

M12957

Fig. 8. Fan key location and display.
NOTE: Always press the keys with your fingertip or similar
blunt tool. Sharp instruments like a pen or pencil
point can damage the keyboard.

Pub. No. 18-HD25D7-5
3

69-1213—1 (T8624)

XT302C DELUXE PROGRAMMABLE HEAT-COOL THERMOSTAT

INSTALLER SETUP

Temperature Settings
Refer to Table 2 for the default program. For 7-Day and
24-Hour Operation, the settings are the same for each day of
the week. Refer to the Owners Guide, Pub. No. 22-5127-04,
for instructions on changing the default settings.

The Installer Setup is used to customize the thermostat for
specific systems. Some of the options include Comfort-R™
control activation, Fahrenheit vs. Centigrade temperature
display, outdoor temperature display (requires outdoor
sensor installation), and system changeover. Installer Setup
numbers are listed in Table 3. The table includes all the
configuration options and the factory-settings for the
XT302C Deluxe Programmable Multistage Thermostat .

Table 2. Default Program Settings.
Period
Wake

Time
6:00 AM

Heat
Setpoint

Cool
Setpoint

Fan
Setting

70°F
(21°C)

78°F
(25.5°C)

Auto

Leave

8:00 AM

62°F
(16.5°C)

85°F
(29.5°C)

Auto

Return

5:00 PM

70°F
(21°C)

78°F
(25.5°C)

Auto

62°F
(16.5°C)

82°F
(28°C)

Auto

Sleep

10:00 PM

NOTE: For most applications, the thermostat factorysettings apply. Review the factory settings in Table 2
and if no changes are necessary, go to the Installer
Self-Test section.

IMPORTANT
The chart Customizing Your Thermostat found in the
beginning of the Owners Guide (see Fig. 9) must be
completed. The homeowner identifies the options
you install by referring to this chart.

The Leave, Return and Sleep periods may be cleared. For
example, the daytime energy-savings period (from Leave to
Return) may not be used by the homeowner. To clear any
period, follow the instructions in the Owners Guide in the
Clearing Schedule Period section.

Comfort-R™
CONTROL

OFF

Adaptive
Intelligent
Recovery™
CONTROL
(A HONEYWELL
TRADEMARK)

OFF
(CONVENTIONAL
RECOVERY)

COOLING
DROOP

OFF

TEMPERATURE
DISPLAY

FARENHEIT (°F)

CENTIGRADE (°C)

CLOCK
FORMAT

24-HOUR
CLOCK FORMAT

SYSTEM
SETTING
(HEATING
AND
COOLING
SETTING)

AUTO/MANUAL
(SYSTEM
AUTOMATICALLY
SELECTS
HEAT OR COOL;
YOU CAN
SELECT HEAT,
COOL OR OFF.)

MANUAL ONLY
(YOU SELECT
HEAT, COOL
OR OFF.)

OUTDOOR
TEMPERATURE
DISPLAY

NO OUTDOOR
TEMPERATURE
IS DISPLAYED

PROGRAMMING

7-DAY
PROGRAMMING

24-HOUR
PROGRAMMING

Installer Setup Procedure
1. Press and hold the Information
, Increase ▲,
and Decrease ▼ keys at the same time until all display
segments and the first setup number displays
(all display segments appear for approximately three
seconds before the setup number displays). See
Figs. 11 and 12.
Set Program Start Time Set Day/Time Temporary Setting Enrg
Sav
Hold for
AM
Em Ht
Room
PM
Aux Ht
Outdoor
MonTueWedThuFriSatSun
Heat Cool
WakeLeaveReturnSleep In Recovery
Auto Repl Batt
System
Fan
DST
On Auto
Em Heat OffCool Auto Wait
M17111

M17110

AUTO ONLY
(SYSTEM
AUTOMATICALLY
SELECTS HEAT
OR COOL)

Fig. 10. Display of all the segments of the LCD.

INSTALLER SETUP
NUMBER DISPLAY
(COLUMN 2 OF TABLE 3)

CONSTANT
TEMPERATURE
SETPOINT
PROGRAMMING

Fig. 11. Display of Installer Setup number and option.

Figure 9. Customizing Your Thermostat chart,
from Owners Guide, Pub. No. 22-5127-04.

Pub. No. 18-HD25D7-5
69-1213—1 (T8624)

FACTORY SETTING OR OTHER
CHOICE DISPLAY (COLUMN 3
OR 5 OF TABLE 3)
M10349

XT302C DELUXE PROGRAMMABLE HEAT-COOL THERMOSTAT
IMPORTANT
Only configurable numbers display. Example: Installer
Setup Number 1 does not display because it is not
configurable. Review the factory settings in Table 3
and make any desired changes in the Actual Settings
column. When the Installer Setup is complete, review
the settings to confirm that they match the system and
the boxes you checked in the Customizing Your
Thermostat chart located in the Owners Guide.

— To advance to the next Installer Setup, press Time ▲ .
— To change a setting, press Increase ▲ or Decrease ▼.
— To scroll the Installer Setup numbers backwards, press
Time ▼ .
— To exit the Installer Setup, press Run Program.

CAUTION
Equipment Damage Hazard.
Can cause permanent equipment damage.
Electric heat systems must be configured to 1 in
Installer Setup number 2 to prevent equipment damage
caused by the system running without the fan.

Table 3. Installer Setup Options for the XT302C.
Press Time
▲ or ▼
Installer
Setup Number

Select

Press Increase ▲ or Decrease ▼ to change setting
Factory Setting
Display

Actual
Setting

Other Choices

Description

Display

Description

Programming

42
0
Press Time ▼ to
bypass 2–41
and go directly
to setup #42

7-day programming

1 or 2

1—24-hour programming
2—No programming

Fan operation

Conventional
applications where
equipment controls
fan operation in heat
mode

Applications where
thermostat controls fan
operation in heat mode

Number of
heating Stages

2 heating stages

0 or 1

0—no heating
1—1 heating stage

Stage 1 heating 4
cycle rate

3—3 cph
5, 6, or 9 5—5 cph
recommended 5, 6, or
6—6 cph
9 cph not
9—9 cph
recommended

Stage 2 heating 5
cycle rate

5—5 cph
recommended
3, 6, or 9 cph not
recommended

3, 6, or 9 3—3 cph
6—6 cph
9—9 cph

Number of
8
Cooling Stages

1 cooling stage

0 or 2

0—no cooling
2—2 cooling stages

Stage 1 cooling 9
cycle rate

3—3 cph
recommended
2 or 5 cph not
recommended

2 or 5

2—2 cph
5—5 cph

Stage 2 cooling 10
cycle rate

3—3 cph
recommended
2 or 5 cph not
recommended

2 or 5

2—2 cph
5—5 cph

System setting
adjustment

Auto changeover

1 or 2

1—Manual changeover
2—Auto changeover only

(continued)

Pub. No. 18-HD25D7-5
5

69-1213—1 (T8624)

XT302C DELUXE PROGRAMMABLE HEAT-COOL THERMOSTAT

Table 3. Installer Setup Options for the XT302C (continued).

Select

Press Time
▲ or ▼
Installer
Setup Number

Press Increase ▲ or Decrease ▼ to change setting
Factory Setting
Display

Description

Other Choices
Display

Description

Adaptive
Intelligent
Recovery™
control

1
Adaptive Intelligent
Recovery (a
Honeywell trademark)
control is activated
(system starts early so
setpoint is reached by
start of program
period)

Conventional recovery
(system starts recovery at
programmed time)

Degree
temperature
display

Temperature displays 1
in °F

Temperature displays in °C

Clock format

12-hour clock format

24-hour clock format

Extended fan
operation in
heatinga

No extended fan
1, 2 or 3
operation after the call
for heat ends

1—Fan operation extends
30 seconds after the call
ends.
2—Fan operation extends
60 seconds after the call
ends.
3 —Fan operation extends
90 seconds after the call
ends.

Extended fan
operation in
cooling

No extended fan
operation after the
call for cool ends

1, 2 or 3

1—Fan operation extends
30 seconds after the call
ends.
2—Fan operation extends
60 seconds after the call
ends.
3 —Fan operation extends
90 seconds after the call
ends.

Outdoor
temperature
display (select
models)

No outdoor
temperature displays

Outdoor temperature
displays. Requires a
TAYSENS100A Outdoor
Sensor.

Comfort-R
Enable

No fan delay

1 or 2

1—30 seconds
2—15 seconds

30
Minimum
Deadband
Between
Heating and
Cooling in Auto
Changeover
Mode

Heating and cooling
setpoints can be set
no closer than 4°F
(2°C)

3 thru 10 Heating and cooling
setpoints can be set no
closer than the chosen
value:
3—3°F (1.5°C)
4—4°F (2°C)
5—5°F (2.5°C)
6—6°F (3°C)
7—7°F (3.5°C)
8—8°F (4°C)
9—9°F (4.5°C)
10—10°F (5°C)

Minimum On
Time (Heat)

5-minute minimum on
time for compressor

0 thru 15 Minimum number of minutes
(0 thru 15) the compressor
will be on during call for
heat

Actual
Setting

(continued)

Pub. No. 18-HD25D7-5
69-1213—1 (T8624)

XT302C DELUXE PROGRAMMABLE HEAT-COOL THERMOSTAT
Table 3. Installer Setup Options for the XT302C (continued).

Select

Press Time
▲ or ▼
Installer
Setup Number

Press Increase ▲ or Decrease ▼ to change setting
Factory Setting
Display

Actual
Setting

Other Choices

Description

Display

Description

Minimum On
Time (Cool)

10-minute minimum on 0 thru 15 Minimum number of minutes
time for compressor
(0 thru 15) the compressor
will be on during call for
cool

Temperature
range stops in
heating

Highest setpoint
heating can be set to

55 to 85

Temperature range (1°F
increments) heating
setpoint can be set to

Temperature
range stops in
cooling

Lowest setpoint
cooling can be set to

65 to 99

Temperature range (1°F
increments) cooling
setpoint can be set to

Temperature
display
adjustment

No difference
in displayed
temperature and
actual room
temperature

3, 2, 1, -1, 3—Display adjusts to 3°F
-2, or
higher than actual room
-3
temperature
2—Display adjusts to 2°F
higher than actual room
temperature
1—Display adjusts to 1°F
higher than actual room
temperature
-1—Display adjusts to 1°F
lower than actual room
temperature
-2—Display adjusts to 2°F
lower than actual room
temperature
-3—Display adjusts to 3°F
lower than actual room
temperature

Minimum Off
Time (Heat)

5 minute minimum off
time for the
compressor

0 thru 15 Minimum number of minutes
(0 thru 15) the compressor
will be off between calls for
heat

Minimum Off
Time (Cool)

5 minute minimum off
time for the
compressor

0 thru 15 Minimum number of minutes
(0 thru 15) the compressor
will be off between calls for
cool

Cooling Droop

Cooling droop
activated

No cooling droop

Programming

42
0
Press Time ▼ to
bypass 2–41
and go directly
to setup #42

7-day programming

1 or 2

1—24-hour programming
2—No programming

Setting Current Day and Time

IMPORTANT
Review the settings to confirm that they match the
system. Press Run Program to exit the Installer
Setup. The thermostat saves the Installer Setup
changes and initiates a reset in order to operate
using the new settings.

1. Press Set Current Day/Time.

Set Day/Time

Set Current
Day/Time

NOTE: For initial installations only, set the current day and
time following the setup reset.

Run
Program

Set Current
Day/Time

Wake

Leave

Heat/Cool
Settings

Filter

Day

Daylight
Time

Return

Sleep

Mon

Set Program

Time
Hold Temp

System

Fan

Copy

M12951

NOTE: On initial power up or after an extended power loss,
1:00 pm flashes on the display until a key is pressed.
Pub. No. 18-HD25D7-5
7

69-1213—1 (T8624)

XT302C DELUXE PROGRAMMABLE HEAT-COOL THERMOSTAT
2. Press Day until the current day displays.

To start the self-test:
Press and hold the Increase ▲ and Decrease ▼ keys at the
same time until all display segments and the number 10
appears (all displays segments appear for approximately
three seconds before the test number displays). See
Figs. 12 and 13.

Set Day/Time

PM
Run
Program

Day

Set Current
Day/Time

Wake

Leave

Heat/Cool
Settings

Filter

Day

Daylight
Time

Return

Tue

Sleep

Set Program

Time
Hold Temp

System

Fan

Copy

M12952

NOTE: Sun=Sunday, Mon=Monday, Tue=Tuesday,
Wed=Wednesday, Thu=Thursday, Fri=Friday,
Sat=Saturday.

Table 4. Tests Available In The Installer Self-Test.
Test
Number

3. Press Time ▲ or Time ▼ until the current time displays.
Time

Self-Test Description

Heating Equipment

Cooling Equipment

Fan Equipment

Comfort-R Terminals (H-H)

Keyboard Operation

Device Information

Set Day/Time

AM
Run
Program

Set Current
Day/Time

Leave

Wake

Hold Temp

Heat/Cool
Settings

Day

Daylight
Time

Return

Tue

Sleep

Set Program

Time

Filter

System

Fan

Copy

M12953

NOTE: Tapping the Set Current Day/Time will change the
time in one hour increments.
NOTE: If the current time is Daylight Savings Time, press
Daylight Time until DST displays.

Set Program Start Time Set Day/Time Temporary Setting Enrg
Sav
Hold for
AM
Em Ht
Room
PM
Aux Ht
Outdoor
MonTueWedThuFriSatSun
Heat Cool
WakeLeaveReturnSleep In Recovery
Auto Repl Batt
System
Fan
DST
On Auto
Em Heat OffCool Auto Wait

Set Day/Time

Daylight
Time

Run
Program

Set Current
Day/Time

Wake

Leave

Heat/Cool
Settings

Filter

Day

Daylight
Time

Tue

Sleep

Set Program

Time
Hold Temp

Return

System

DST

Fan

Copy

M17111

M12954

Fig. 12. Display of all the segments of the LCD.

Press Run Program.

Run
Program

Set Current
Day/Time

Wake

Hold Temp

Heat/Cool
Settings

Day

Daylight
Time

Leave

Return

Sleep

Set Program

Time

Filter

System

Fan

Tue
Wake
System
Heat

Room

DST

Fan
Auto

Copy

M12955

INSTALLER SELF-TEST

TEST NUMBER

M10257A

Fig. 13. Display of test number.
Use the Installer Self-Test to check the thermostat operation.
Refer to Table 4 for a list of the available self-tests.

Refer to Table 5 for the directions and results of the specific tests.
NOTE: Press Time ▲ to advance to the next test and Time ▼
to go back to the previous test. Press Run Program to
exit the self-test. This mode times out 5 minutes after
the last key press.

CAUTION
Equipment Damage Hazard.
Equipment damage can occur if the compressor
is cycled too quickly.
The minimum off time is deactivated during the
Installer Self-Test.
Perform the test so that the compressor is cycled
slowly.

NOTE: Press Time ▼ to return to the previous test or Time ▲
to advance to the next test.
NOTE: To exit, press Time ▲ or Time ▼ then Run Program.

Pub. No. 18-HD25D7-5
69-1213—1 (T8624)

XT302C DELUXE PROGRAMMABLE HEAT-COOL THERMOSTAT
Table 5. Installer Self-Test Options.
Key to
Press

Test
Number

Description

Heating Equipment Self-Test (10)
Time ▲

Enter heating equipment self-test.

Temp ▲

First stage heat turns on. When Installer Setup number 2 is 1, the system fan is also energized.

Temp ▲

Second stage heat turns on.

Temp ▼

Second stage heat turns off.

Temp ▼

First stage heat turns off.

Cooling Equipment Self-Test (30)
Time ▲

Temp ▲

First stage cool and fan turn on.

Temp ▲

Second stage cool turns on.

Temp ▲

Second stage cool turns off.

Temp ▼

First stage cool and fan turn off.

Enter cooling equipment self-test.

Fan Equipment Self-Test (40)
Time ▲

Enter fan equipment self-test.

Temp ▲

Fan turns on.

Temp ▼

Fan turns off.

Comfort-R Terminals Self-Test (50)
Temp ▲

Enter Comfort-R self-test.

Temp ▼

Reads HH terminals. If the terminals are open and Comfort-R is enabled, display reads
% humidity. If the terminals are closed no % humidity displays.

Keyboard Operation Self-Test (60)
Time ▲

60 7

Enter keyboard operation self-test.

Temp ▲

60 9

Increase test number displays.

Temp ▼

60 8

Decrease test number displays.

Day

60 11

Day test number displays.

Copy

60 12

Copy test number displays.

System

60 3

System test number displays.

Fan

60 10

Fan test number displays.

Set
Current
Day/Time

60 1

Set Current Day/Time test number displays.

Run
Program

60 15

Run Program test number displays.

Daylight
Time

60 19

Daylight Time test number displays.

Heat/ Cool 60 5
Settings

Heat/Cool Settings test number displays.

Wake

60 0

Wake test number displays.

Leave

60 14

Leave test number displays.

Return

60 16

Return test number displays.

Sleep

60 2

Sleep test number displays.

Filter

60 17

Filter test number displays.

60 13

Information test number displays.

Device Information Self-Test (70) - Refer to following section.

Pub. No. 18-HD25D7-5
9

69-1213—1 (T8624)

XT302C DELUXE PROGRAMMABLE HEAT-COOL THERMOSTAT
4. Press Increase ▲ again to display the software revision
number (Example: 001=Revision number 1).

DEVICE INFORMATION
SELF-TEST (70)
1. Press Temp ▲ and ▼ keys simultaneously, then press
Time ▼ to access the thermostat information.

M10229

5. Press the Increase ▲ again to display the model
identification number. (Example: 314 = Model ID 314)
M4934

2. Press Increase ▲ to display the production date code
in a 3-digit format. The first two digits represent the
month and the third digit represents the last digit of the
year (Example: 128=December 1998).
M4933A

6. Press Run Program to exit the self-test. The self-test
mode times out 5 minutes after the last key press.

CHECKOUT

M17112

3. Press Increase ▲ again to display the software
identification code.
(Example: 200 = software ID code 200)

Outdoor Temperature Sensor
(optional accessory)
Expose the outdoor temperature to outdoor air for a minimum
of five minutes before reading.

M17113

TROUBLESHOOTING GUIDE
Symptom
Display will not come
on.

Possible Cause
Thermostat is not being
powered.

Temperature display is Room temperature
incorrect.
display has been
reconfigured.

Action
Check for 24 Vac between R and W terminals.
Check if the circuit breaker is tripped—reset the circuit breaker.
Check if the system fuse is blown—replace the fuse.
Check if the power switch on the HVAC equipment is in the
Off position—set to the On position.
Check wiring between thermostat and HVAC equipment—replace any
broken wires and tighten any loose connections.
If 24 Vac is present, proceed with troubleshooting.
Enter Installer Setup number 37 and reconfigure the display.

Thermostat is configured Enter Installer Setup number 14 and reconfigure the display.
for °F or °C display.
Bad thermostat location.

Relocate the thermostat.

Temperature
displaying digits as
dashes (---).

Internal temperature
measurement failure.

Contact distributor or retailer.

Temperature settings
will not change.
(Example:
Cannot set the
heating higher or the
cooling lower.)

The upper or lower
temperature limits were
reached.

Check the temperature setpoints:
Heating limits are 55 to 85°F (13 to 29°C).
Cooling limits are 65 to 99°F (18 to 37°C).

The setpoint temperature Check Installer Setup numbers 34 and 35 and reconfigure the
range stops were
setpoint stops.
configured.
(continued)

Pub. No. 18-HD25D7-5
69-1213—1 (T8624)

XT302C DELUXE PROGRAMMABLE HEAT-COOL THERMOSTAT

TROUBLESHOOTING (Continued).
Symptom

Possible Cause

Action

Heating will not come
on.

No power to the
thermostat.

Check for 24 Vac between R and W terminals.
If missing 24 Vac:
Check if the circuit breaker is tripped—reset the circuit breaker.
Check if the system fuse is blown—replace the fuse.
Check if the power switch on the HVAC equipment is in the Off
position—set to the On position.
Check wiring between thermostat and HVAC
equipment—replace any broken wires and tighten any loose
connections.
If 24 Vac is present, proceed with troubleshooting.

Heating will not come
on.

Thermostat minimum off
time is activated.

Wait up to five minutes for the system to respond.

System selection is not
set to Heat.

Set system selection to Heat.

Heating setpoint is below Check heating setpoint. Set heating setpoint to desired temperature.
room temperature.
Cooling will not come No power to the
on.
thermostat.

Check for 24 Vac between R and W terminals.
If missing 24 Vac:
Check if the circuit breaker is tripped—reset the circuit breaker.
Check if the system fuse is blown—replace the fuse.
Check if the power switch on the HVAC equipment is in the
Off position—set to the On position.
Check wiring between thermostat and HVAC equipment—replace any
broken wires and tighten any loose connections.
If 24 Vac is present, proceed with troubleshooting.

Thermostat minimum off
time is activated.

Wait up to five minutes for the system to respond. Enter Installer Setup
number 39. Reconfigure minimum off time (if required).

System selection is not
set to Cool.

Set system selection to Cool.

Cool setpoint is above
room temperature.

Check cooling setpoint. Set cooling setpoint to desired temperature.

Heating or cooling
come on momentarily
and shut off

Heat or cool circuit is
opening up or becoming
high impedance.

Add resistor in parallel with load or install interface relay.

System on indicator
(flame=heat,
snowflake=cool)
displays, but no
warm or cool air is
coming from the
registers.

Heating equipment turns
on the fan when the
furnace has warmed up
to a setpoint.

Wait a minute after seeing the on indicator and then check the registers.

Heating or cooling
equipment is not
operating.

Verify operation of heating or cooling equipment in self-test.

Outdoor temperature
not displayed
or is incorrect.

Option not activated.

Enter Installer Setup number 24 and set to 1. Thermostat must have OT
terminals and a TAYSENS100A installed.

Outdoor sensor is
connected incorrectly.

Refer to TAYSENS100A installation instructions and check wiring
between the thermostat and sensor.

Wrong sensor.

Replace sensor with TAYSENS100A sensor.

Filter expired.

Refer to the Filter Indication section in the Owner’s Guide, Pub.
No. 22-5127-04

System on indicator
reads Filter and
backlight is flashing.

Filter expired.

Refer to the Filter Indication section.

Time displaying digits
as three E’s (EEE).

Internal memory failure.

Contact distributor or retailer.

Pub. No. 18-HD25D7-5
11

69-1213—1 (T8624)

XT302C DELUXE PROGRAMMABLE HEAT-COOL THERMOSTAT

Pub. No. 18-HD25D7-5
69-1213—1 (T8624)
T. C. Rev. 1-99

Printed in Taiwan
12 R.O.C.

American Standard Inc.
Troup Highway
Tyler, TX 75711-9010

Source Exif Data:

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MIME Type                       : application/pdf
PDF Version                     : 1.2
Linearized                      : Yes
Create Date                     : 1999:01:21 08:07:31
Producer                        : Acrobat Distiller 3.0 for Power Macintosh
Subject                         : Installer's Guide
Creator                         : Adobe PageMaker 6.5
Title                           : 69-1213 - XT302C Deluxe Programmable Heat-Cool Thermostat
Author                          : H&BC Technical Communications
Modify Date                     : 1999:01:26 08:38:05
Page Count                      : 12

EXIF Metadata provided by EXIF.tools

Trane Xt302C Users Manual 69 1213 Deluxe Programmable Heat Cool Thermostat

xt302c1 614778bd-5448-413a-9b3c-b5a54c28ec8b Trane Thermostat XT302C User Guide |

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