Outdoor EEPROM malfunction
Outdoor EEPROM malfunction.
Indoor / outdoor units communication error
Indoor / outdoor units communication error.
Compressor run winding is open
Compressor run winding is open./Compressor no properly wired to control./Faulty compressor wiring.
Open or short circuit of outdoor unit temperature sensor
Open or short circuit of outdoor unit temperature sensor.
Voltage protection
Voltage protection.
Refrigerant Leakage Detection
Refrigerant Leakage Detection.
No A Indoor unit coil outlet temperature sensor or connector of sensor is defective
No A Indoor unit coil outlet temperature sensor or connector of sensor is defective.
No B Indoor unit coil outlet temperature sensor or connector of sensor is defective
No B Indoor unit coil outlet temperature sensor or connector of sensor is defective.
No C Indoor unit coil outlet temperature sensor or connector of sensor is defective
No C Indoor unit coil outlet temperature sensor or connector of sensor is defective.
No D Indoor unit coil outlet temperature sensor or connector of sensor is defective
No D Indoor unit coil outlet temperature sensor or connector of sensor is defective.
No E Indoor unit coil outlet temperature sensor or connector of sensor is defective
No E Indoor unit coil outlet temperature sensor or connector of sensor is defective.
IPM malfunction or IGBT over-strong current protection
IPM malfunction or IGBT over-strong current protection.
High pressure protection
High pressure protection.
Low pressure protection
Low pressure protection.
Temperature protection of compressor
Temperature protection of compressor.
High temperature protection of condenser
High temperature protection of condenser.
IPM module protection
IPM module protection.
Indoor/outdoor units communication error
Indoor/outdoor units communication error.
Outdoor fan speed malfunction
Outdoor fan speed malfunction.
Current protection of compressor
Current protection of compressor.