4
B. System Initialization
An installer needs to perform a system initialization.
1. Ensure the CT thermostat is Off.
2. Simultaneously press and hold the Up ( ) button and the / Mode button for three seconds.
LCD will show “- -”.
This completes system initialization.
3. Set the furnace On/Off temperature differential. See "B. Furnace Mode" on page 22.
C. Factory Preset Settings
The CT thermostat is pre-programmed to these settings:
Heating 68ºF / 20ºC
Cooling 72ºF / 22ºC
Fan Speed Auto
Mode Off
Furnace Differential 2ºF
D. Quick Reference
See FIG. 1 for control button quick reference.
FIG. 1
Up Button:
Press To
Increase
Temperature
Set-Point
Down Button:
Press To
Decrease
Temperature
Set-Point
Mode Button:
Press To
Power On, Off,
And Toggle
Between
Modes of
Operation
FAMILIARIZATION