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T8611G CHRONOTHERM
®
IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTAT
68-0165—1
8
IMPORTANT
Only configurable numbers are shown on the device. Example: If thermostat does not have a system key, Installer
Setup Number 12 will not be displayed. Review Table 6 factory settings and mark any desired changes in the Actual
Settings column. When Installer Setup is complete, review the settings to confirm that they match the system.
Table 6. Thermostat Installer Setup Options.
(continued)
Installer
Setup
Number
(Press Time
▲
key to
Factory-Setting
Other Choices
(Press
▲
or
▼
key to change)
Actual
Select
change)
Display
Description
Display
Description
Setting
Not used
1 thru 4
—
—
—
—
—
Heating cycle
5
6
Stage 2
3, 6 or 9
3—3 cph
6 (Not used)
—
—
—
6—6 cph used for last stage of
heat pump systems
—
7
9
Emergency heat
3, 6
or 9
9—9 cph used for electric heat
Not used
8 thru 11
—
—
—
—
—
System setting
adjustment
12
1
Manual changeover
0 or 2
0—Auto changeover
2—Fixed auto changeover
Adaptive
Intelligent
Recovery™
control
13
0
Adaptive Intelligent
Recovery™ control is
activated (system starts
early so setpoint is
reached by start of
program period)
1
Conventional recovery (system
starts recovery at programmed
time)
—
Degree
temperature
display
14
0
Temperature is
displayed in °F
1
Temperature is displayed in °C
Not used
15
—
—
—
—
—
Clock format
16
0
12-hour clock format
1
24-hour clock format
Not used
17 and 18
—
—
—
—
—
Extended fan
operation in
heating
19
0
No extended fan
operation after the
call for heat ends
1
Fan operation is extended
90 seconds after the call for
heat ends.
Extended fan
operation in
cooling
20
0
No extended fan
operation after the
call for cool ends
1
Fan operation is extended
90 seconds after the call for
cool ends.
Not used
21 thru 23
—
—
—
—
—
Outdoor
temperature
display (models
with OT
terminals)
24
0
No outdoor
temperature is
displayed
1
Outdoor temperature is displayed.
Needs a C7089B1000 Outdoor
Sensor to operate.
Not used
25 thru 28
—
—
—
—
—
O/B terminal
energized in
heating or cooling
29
0
O/B terminal is
energized for reversing
valve in cooling
1
O/B terminal is energized for
reversing valve in heating