Panasonic WH-MHF12G9E8 Service Manual page 115
(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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16.5.27 Outdoor High Pressure Switch Abnormal (F27)
Malfunction Decision Conditions:
During compressor stop, and outdoor high pressure switch is remain opened.
Malfunction Caused:
1
Faulty connector connection.
2
Faulty switch.
3
Faulty outdoor unit PCB (main).
Abnormality Judgment:
Continue for 1 minute.
115
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