Panasonic WH-SDF09C3E8 Service Manual page 97
Air to water heat pump
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Also See for WH-SDF09C3E8:
- Operating instructions manual (92 pages) ,
- Design handbook (132 pages) ,
- Operating instructions manual (76 pages)
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16.5.27 Outdoor Discharge Pipe Temperature Sensor Abnormality (F40)
Malfunction Decision Conditions:
During startup and operation of cooling and heating, the temperatures detected by the outdoor discharge pipe
temperature sensor are used to determine sensor error.
Malfunction Caused:
1
Faulty connector connection.
2
Faulty sensor.
3
Faulty outdoor unit PCB (main).
Abnormality Judgment:
Continue for 5 seconds.
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