Loading ...
Loading ...
Loading ...
Error Codes
Indoor
LED4
Indoor
LED3
Outdoor
LED
Diagnosis
2 1 1 Outdoor EEPROM failure
2 2 2 IPM overcurrent or short circuit
2 3
Compressor over current during deceleration
2 4 4
2 5 5
2 Module low or high voltage
2 7
Compressor current sampling circuit fault
2 8 8 Overheat protection for discharge temperature
2 9 9 Malfunction of the DC fan motor
3 0 10 Malfunction of defrost temperature sensor
3 1 11 Suction temperature sensor failure
3 2 12
3 3 13 Discharge temperature sensor failure
3 4
PFC circuit loop voltage
3 5 15
3 Lack of refrigerant or discharging
3 7 17 4-way valve switching failure
3 8 18 Loss of synchronism detection
3 9
Low DC or AC voltage
4 0 20 Indoor thermal overload
4 1 21 Indoor coil frosted
●
4 2
PFC circuit loop overcurrent
4 3 23 Module thermal overload
4 4 24 Compressor start failure, over-current
4 5 25
4 MCU reset
●
4 7 27 Module current detect circuit malfunction
4 8 28
4 9 29
5 0 30
5 1 31
5 2 32
5 3 33
5 4 34
5 5 35
5
5 7
5 8 38 Malfunction of module temperature sensor momentary power failure detection
●
5 9 39 Malfunction of condensing temperature sensor
0 40
1 41 Toci temperature sensor failure
2 42 High Pressure switch open
3 43 Low Pressure switch open
4 44
5 45
0 1
0 2 Indoor coil temperature sensor failure
0 4
Indoor PCB EEPROM failure
0 7
0 8
0 12 Drain system malfunction
●
0 13
●
Zero cross signal detected wrong
0 14
Indoor fan motor malfunction
PAGE 51
Loading ...
Loading ...
Loading ...