Installer Setup
Number (Press
Time ∆ key to
Select
change)
Temperature
display
adjustment.
Furnace Air
Filter Timer.
Humidifier Pad
Monitor.
Ultraviolet (UV)
Air Treatment
System Lamp
Monitor.
IMPORTANT
Review the settings to confirm that they match
the system. Press Run Program to exit the
Installer Setup. The thermostat has saved the
Installer Setup changes and initiated a reset in
order to operate using the new settings. Be sure
to set the current day and time immediately.
T8602C CHRONOTHERM
Table 3. Thermostat Installer Setup Options. (Continued)
Factory Setting
Display
37
0
No difference in
displayed
temperature and
actual room
temperature.
43
2
90 days (calendar
days)
44
0
Off
45
0
Off
®
IV DELUXE PROGRAMMABLE THERMOSTATS
(Press
Description
Display
3 thru -3
0, 1, 3, 4
1, 2, 3
1
7
Other Choices
or
key to change)
Description
1—Display adjusts to 1°F
higher than actual room
temperature.
2—Display adjusts to 2°F
higher than actual room
temperature.
3—Display adjusts to 3°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.
0 – off
1 – 30 days
3 – 180 days
4 – 365 days
(Time is counted by calendar
days in any mode.)
1 – 90 days
2 – 180 days
3 – 365 days
(Time is counted by calendar
days in heat mode.)
1 – 365 days
(Time is counted by calendar
days in any mode.)
Actual
Setting
69-1670