Error Code EC 72

Outdoor Unit

Lack Phase failure of outdoor DC Fan Motor

Error Code EC 71

Outdoor Unit

Over Current of Outdoor DC Fan Motor

Error Code EC 57

Outdoor Unit

Refrigerant Pipe Temp Sensor Error

Error Code EC 56

Indoor Unit

Evap coil outlet temp. sensor (T2B) error. Interchangeable with EH 65

Solution: TS05-ODU & TS22

Error Code EC 54

Outdoor Unit

Compressor discharge temp. sensor (TP) error

Solution: TS05-ODU & TS22

Error Code EC 53

Outdoor Unit

Outdoor ambient temp. sensor (T4) error

Solution: TS05-ODU & TS22

Error Code EC 52

Outdoor Unit

Outdoor coil temp. sensor (T3) error

Solution: TS05-ODU & TS22

Error Code EC 51

Outdoor Unit

Outdoor unit EEPROM parameter malfunction

Solution: TS01-ODU & TS16

Error Code EC 50

Outdoor Unit

Open or Short Circuit of Temperature Sensor T3, T4, T5

Error Code EC 07

Outdoor Unit

Outdoor fan speed is operating out of range

Solution: TS04-ODU & TS19