Panasonic WH-SDF09C3E5 Service Manual page 113
Air-to-water heatpump
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Also See for WH-SDF09C3E5:
- Service manual (146 pages) ,
- Design handbook (132 pages) ,
- Operating instructions manual (92 pages)
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17.5.18 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 > 2550rpm or < 50rpm).
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.
113
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