Gree GWH18RC-K3DNA1A - Page 64

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Y
N
Y
N
N
Y
Y
N
Power on the unit
Is stop time of the compressor
longer than 3 minutes?
Restart it up after 3 minutes
Does startup fail?
Are the wires for the compressor connected
correctly? Is connection sequence right?
Connect the wires as per the
connection diagram
Replace the control panel AP1
If the fault is eliminated?
Replace the
compressor
End
(4) Start-up failure(following AP1 for outdoor unit control board)
Mainly detect:
Whether the compressor wiring is connected correct?
Is time for compressor stopping enough?
Is compressor broken?