44
Malfunction
code
Indication
on wired
controller
Malfunction position
31 3F Power module overload due to constant high current
32 40 Over current at steady state (software trip)
33 41 Over current at deceleration state (software trip)
34 42 Compressor is not connected
35 43 Communication loss time out between IPM and control PCB
36 44 Changeover failure
37 45 Compressor rotor wrong position compare to the driver
38 46 Microchip reset
39 47 Power module temp. sensor abnormal, No content after "OR" in the new manual.
40 48
Power module detects DC current, but compressor is OFF. Or power module detects no
DC current, but compressor is ON
41 49 Power failure moment
42 4A Power module input three phase lack failure
43 4B IPM temperature protection
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