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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
The air is not always cool
or hot during operation.
The air does not feel warm
enough during heating
operation
The unit is not blowing
out air
The electric heating and
fan features do not work
Temperature display
flashes
The unit does not function
after installing Remote
Wall Thermostat
Heat pump operates with
electric heat only during
heating.
26
Possible Cause
The heat pump is not producing
hot air.
The Smart Fan Auxiliary control
may be set to continuous fan.
The heat pump alone produces air
that feels cooler than desired.
The Smart Fan Auxiliary Controls
may be set to cycle.
The power cord is not firmly
attached.
The compressor may have failed.
Aux Mode 6 not set properly.
Unit thermostat connections are
incorrect.
Transformer resets or opens with
short.
Aux Mode 6 not set properly.
Aux Mode 8 not set properly.
What To Do
but not as hot as air produced when the higher-cost
electric heat is used.
continuous air movement provides better overall
temperature control in the cool mode. See Smart Fan-
pump and warms with electric heat only.
NOTE:
energy consumption.
Remove the room cover and make sure that the
black connector on the end of the power cord is firmly
engaged.
Set the operation control to OFF and then restart the
call for service.
unit thermostat connector.
Wait 5 minutes to see if power resets.
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