In Case Of Difficulty - Honeywell Prestige THX9321 Operating Manual

Operating Manual

In case of difficulty

If you have difficulty with your thermostat, please try the suggestions below. Most
problems can be corrected quickly and easily.
Screen is blank • Check circuit breaker and reset if necessary.
• Make sure power switch at heating & cooling system is on.
• Make sure furnace door is closed securely.
Screen is • To change the screen brightness or color, see backlight options in the Preferences
difficult to read
menu (see page 21).
• At 2 am each day, Prestige thermostats change screen colors for an hour, to prevent
burn-in. Touch the screen at any time to restore pre-set screen colors.
• Press
Heating or
cooling system
the Inside temperature.
does not
• Press
respond
the Inside temperature.
• Check circuit breaker and reset if necessary.
• Make sure power switch at heating & cooling system is on.
• Make sure furnace door is closed securely.
• If "Waiting For Equipment" is displayed, the compressor protection timer is on. Wait
5 minutes for the system to restart safely, without damaging the compressor.
69-2493EFS—05
to set system to Heat. Make sure the temperature is set higher than
SYSTEM
to set system to Cool. Make sure the temperature is set lower than
SYSTEM
34