Honeywell CT31 - Operation; Temperature Setting; Fan Switch Operation; System Switch Operation

Owner’s Manual
6
Operation
Fan switch
• On: Fan runs continuously.
• Auto: Fan runs only when heating
or cooling system is on.
System switch
• Cool: Thermostat controls only
the cooling system.
• Heat: Thermostat controls only
the heating system.
• Off: Heating and cooling
systems are off.
Temperature setting
Move lever to adjust desired indoor
temperature.
CAUTION: EQUIPMENT DAMAGE HAZARD. To prevent possible compressor damage,
do not operate cooling system when outdoor temperature is below 50°F (10°C).