Panasonic WH-MHF12G9E8 Service Manual page 95
(mono bloc) air-to-water heat pump system
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Also See for WH-MHF12G9E8:
- Planning and installation manual (117 pages) ,
- Operating instructions manual (100 pages)
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16.5.7 Water Flow Switch Abnormality (H62)
Malfunction Decision Conditions:
During operation of heating, the water flow detected by the indoor water flow switch is used to determine water
flow error.
Malfunction Caused:
1
Faulty water pump.
2
Water leak in system.
3
Faulty connector connection.
4
Faulty water flow switch.
5
Faulty indoor unit PCB (main).
Abnormality Judgment:
Continue for 10 seconds (but no judgment for 9 minutes after compressor startup/restart).
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