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Only for training and service purposes
Part 4 Trouble Shooting
Turn on the main power.
When in air circulation mode, compressor/outdoor fan is stopped.
Turn off main power.
Check the electrical wiring diagram of Outdoor side.
Check the open or short of connecting wires between Indoor and Outdoor.
Check that the sensor for Indoor temperature sensor is attatched and as close to the heat
exchanger (EVA.) as possible.
When displaying Error code, refer to the trouble shooting guide.
Check the main power source.(AC 208V~230V)
Check the trouble shooting guide error code 6,9
Using the remote controller, set the indoor set point to at least 15˚C(5˚F) less than the
indoor air temperature.
The Compressor/Outdoor Fan does not operate (9, 12kBtu/h Model)
Trouble 3