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17.5.20
Outdoor Fan Motor (DC Motor) Mechanism Locked (F15)
Malfunction Decision Conditions:
The rotation speed detected by the Hall IC of the fan motor during fan motor operation is used to determine
abnormal fan motor (feedback of rotation > 2550 rpm or < 50 rpm).
Malfunction Caused:
1
Operation stop due to short circuit inside the fan motor winding.
2
Operation stop due to breaking of wire inside the fan motor.
3
Operation stop due to breaking of fan motor lead wires.
4
Operation stop due to fan motor Hall IC malfunction.
5
Operation error due to faulty outdoor unit PCB.
Abnormality Judgment:
Continue 2 times in 30 minutes.
129
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