OCH791 _39
4100 (UF): Compressor current interruption (Locked compressor)
Chart 2 of 2
Diagnosis of failure
Connect the compressor wiring (U, V and W
phase) properly, then turn the power back ON.
Replace the outdoor power circuit board
(Defective outdoor power circuit board).
Replace the compressor (Defective compressor).
Check whether the compressor is faultily
grounded or not.
Continued from the previous page.
Are they connected properly?
Is the compressor faultily grounded?
Yes
Yes
No
No