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Troubleshooting Tips... Before you call for service
Save time and money! Review the charts on the following pages first and you may not need to call for service.
Problem
Zoneline does not start.
Zoneline does not cool or
heat as it should.
Burning odor at the start
of heating operation.
32
Possible Cause
The unit is unplugged.
The power cord is not firmly
attached.
The fuse is blown/circuit breaker
is tripped.
The unit is waiting for the
compressor overload protector to
reset.
Power Failure.
The power cord current interrupter
devise is tripped.
Indoor airflow is restricted.
Outdoor airflow is restricted or
recirculated.
The temp control may not be set
properly.
The air filter is dirty.
Outdoor air is entering the room.
Dust on the surface of the heating
elements.
What To Do
the outlet.
Remove the room cover and make sure that the
black connector on the end of the power cord is firmly
engaged.
Check the house fuse/circuit breaker box and replace
the fuse or reset the breaker.
resets.
prevent tripping of the compressor overload. For this
reason, the unit may not start normal heating or cooling
for 3 minutes after it is turned back on.
plug or the box near the plug.
technician.
Make sure there are not curtains, blinds or furniture
cause the unit to cycle off due to the compressor
overload protector.
proper performance. Consult your salesperson for
assistance.
NOTE:
restricting the temperature range.
the Care and Cleaning section
Set the vent control to the closed position.
continuously allow some outdoor air into the room.
49-5001038 Rev. 1
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