Pfc Protection Malfunction; Start - Gree GWHD14NK3BO Service Manual

Troubleshooting

(2) PFC protection malfunction

Main checking points:
If the power supply is normal;
Check if the connection wire of induction is connected well and if the induction is broken;
Flow chart:

Start

Check If the power supply is normal
Turn on the unit after the
yes
power supply resumes to
Power supply is abnormal
normal situation
no
Check if the outdoor induction is broken
yes
The induction is broken Replace the induction
no
no
Malfunction is eliminated
Replace the outdoor
mainboard
yes
End
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