24
Over current in compressor frequency decreasing phase (power
module itself)
Low DC voltage
High DC voltage
Over current detected by inverter board in compressor frequency
increasing phase
27
28
29
30
3B
3C
3D
3E
Over current when compressor keep frequency (power module
itself)
26
3A
Error code
displayed on
wired controller
Over load
Compressor in open circuit
31
34
3F
42
The power supply is in open circuit instantly
The phase is missing
41
42
49
4A
The current detect circuit is abnormal
Temp. Sensor is abnormal
39
40
47
48
Flashing
times and
error code
displayed of
outdoor unit
Malfunction position
Power module communication failure detected by power module
Over current detected by inverter board in compressor frequency
decreasing phase
Over current detected by inverter board when compressor keep
frequency
32
33
35
40
41
43
Startup failure
36
44
The compressor rotary position is different with the driver logic
37
45
The power supply of control board is abnormal
38
46
IPM temperature protection
43
4B
Failure code
