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129 PB
TROUBLESHOOTING
Malfunction diagnosis of startup failure
Is wiring of compressor correct.
Is the stop time of compressor enough?
Is compressor damaged?
Y
N
Y
N
N
Y
Y
N
Energize the
unit and start it
Is the stop time
of compressor more
than 3min
Start it 3 min later
Startup failure?
Is compressor wire connected correctly?
Connect it according
to wiring diagram
Replace parts of outdoor
electric box
Remove the error?
Replace
compressor
nish
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