Check code
4100
Compressor current interruption (Locked compressor)
●Diagnosis of defectives
Make sure to turn the power OFF before connecting/disconnecting any connectors, or replacing boards.
Diagnosis Remedy
Chart 2 of 2
Yes
Yes
No
No
Are they set properly?
Is the compressor faulty grounded?
Set the model selection switch correctly,
then restart.
Replace the compressor (Defective compressor).
Replace the outdoor power board
(Defective outdoor power board).
Check whether the compressor is faulty
grounded or not.
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