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Indoor unit return air thermistor is open or short circuit
Indoor coil inlet temperature sensor fault
Float switch or drain pump malfunction (float switch open circuit/high water level)
Communication failure between indoor and outdoor units.
Indoor unit outlet pipe thermistor is open or shorted.
Compressor overcurrent
Indoor fan not rotating
Outdoor fan not rotating
Discharge pipe temperature too high
Inverter power module fault
High current transformer (CT2) fault
DC Link voltage too low
Power supply voltage abnormal (too high/low)
Compressor position error or locked rotor
Inverter module high current
DC Link voltage too high
Compressor amperage too high
Discharge pipe temperature overheat
High-pressure sensor fault
Low-pressure sensor fault
Per Page: 20
Total Items: 189
