Check voltage. Call Supply Authority if not within limits.
Check the wire connections, if loose, repair or replace the terminal. If wires are off,
refer to wiring diagram for identification, and replace. Check wire locations. If not per
wiring diagram, correct.
Check and replace the main switch if failure.
Capacitor (Discharge capacitor
before testing)
Check the capacitor.
Replace if not within +/-10% of manufacturers rating. Replace if shorted, open, or
damaged.
Check the thermostat setting if not at the coolest (in cooling mode) or the warmest
(in heating mode). Set it if not.
Compressor will not run
while fan motor runs.
Check the compressor for open circuit or ground. If open or grounded, replace the
compressor.
Remove the cabinet and carefully rearrange tubing not to contact cabinet,
compressor, shroud and barrier.
The input power supply voltage is too low. Call an electrician if not within limits.
The unit starts and stops
frequently.
When the outdoor temperature is too high, the compressor will protect.
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