Troubleshooting
Symptom
Remedy
Thermostat does not turn
Check wiring.
on system.
(See
Installing Item C8601
Thermostat.
)
Thermostat turns on and off too
Increase temperature differential.
frequently.
(See
Programming Guide.
)
System fan does not operate
Move the Electric/Gas switch to
properly.
either gas or electric, to match
system. (See
Installing Item
C8601 Thermostat.
)
Time shown on display is not the
Change time of day setting.
current time of day.
(See
Programming Guide.
)
Thermostat does not
Thermostat may not have been
follow program.
programmed in HEAT or COOL
position. Verify program.
Check AM/PM indicators at time
of day and programmed time
changes.
(See
Programming Guide.
)
Verify program and day of week
are correct.
(See
Programming Guide.
)
If problems with thermostat cannot be resolved, call:
Technical Support: (800) 445-8299
Monday-Friday 7:30-5:30 CST
For after hours service, a 24-hour
automated help line is available.
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