74
74
Check if wire of electric box is correct
If power module is normal
Check voltage of power supply is normal
Compressor load too much,
check the reason
Improve power supply circuit
Correct the wiring due to diagram
Replace compressor
Replace power module
If compressor is normal
(compressor coil resistor, insulation)
Yes
Yes
Yes
Yes
No
No
No
No
[117] Transducer over current (software protection)
[118] Compressor startup failure
Check if voltage of power
supply is normal
Compressor load too
much check the reason
If power module is normal
Improve power supply circuit
Replace power module
Replace compressor
If compressor is normal
(compressor coil resistor, insulation)
Yes
Yes
Yes
No
No
No