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If you have any questions concerning this thermostat, call Honeywell Customer Assistance at
1-800-468-1502, Monday - Friday, 7:00 am - 5:30 pm, Central time.
For service, contact your local heating and cooling contractor:
Symptom Corrective Action
Heating or cooling does not come on. Check that the heat setpoint is above room
temperature or that the cool setpoint is below room
temperature.
Check that the system switch on the thermostat is
set to HEAT or COOL.
Check the system fuse or circuit breaker and
replace or reset if necessary.
Check power to the heating or cooling equipment.
Temperature setting is too warm or too
cool.
Adjust the temperature by pressing either the
or key.