Honeywell prestige thx9000 User Manual

Page of 68
Prestige
THX9000 Thermostat
21
Heating or 
cooling system
does not respond
Press 
SYSTEM
to set system to Heat. Make sure the temperature is set
higher than the Inside temperature.
Press 
SYSTEM
to set system to Cool. Make sure the temperature is set
lower than 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.
In case of difficulty