T8602C CHRONOTHERM® IV DELUXE PROGRAMMABLE THERMOSTATS
Table 3. Thermostat Installer Setup Options.
Select
Installer Setup
Number (Press
Time A key to
change)
Factory Setting
Other Choices
(Press s or t key to change)
Actual
SettingDisplay Description Display Description
Not Used. 1
— — — — —
Fan operationa.
2 0 Conventional
applications where
equipment
controls fan
operation in heat
mode.
1 Heat pump or electric heat
applications where
thermostat controls fan
operation in heat mode.
Not Used. 3
— — — — —
Heating cycle
rate.
4 6 6—6 cph used for
conventional heat.
1, 3 or 9 1—1 cph used for radiant
floor heat, gravity
system.
3—3 cph used for hot water
systems or high
efficiency furnaces.
9—9 cph used for electric
heat systems.
Not Used. 5 thru 12
— — — — —
Adaptive
Intelligent
Recovery™
control.
13 1 Conventional
recovery (system
starts recovery at
programmed time).
Adaptive Intelligent
Recovery™ control is
activated (system starts
early so setpoint is reached
by start of program period).
Not Used. 14 and 15
— — — — —
Clock format. 16 0 12-hour clock
format.
1 24-hour clock format.
Not Used. 17 thru 23
— — — — —
Outdoor
temperature
display (select
models).
24 0 No outdoor
temperature is
displayed.
1 Outdoor temperature is
displayed. Needs a
C7089B1000 Outdoor
Temperature Sensor to
operate.
Not Used. 25 thru 32
— — — — —
Minimum off
time for the
compressor.
33 5 5 minute minimum
off time for the
compressor.
0 thru 4 Minimum number of minutes
(0 thru 5) the compressor is
off between calls for the
compressor.
Temperature
range stops in
heating.
34 32.0 Highest heating
setpoint setting
4.5 to
31.5
Temperature range (0.5°C
increments) of heating
setpoint setting.
Temperature
range stops in
cooling.
35 7.0 Lowest cooling
setpoint setting.
7.5 to
37.0
Temperature range (0.5°C
increments) of cooling
setpoint setting.
Not Used. 36
— — — — —
a Number 2 must be set to 1 extend fan operation.
69-1509—2 6
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