Panasonic WH-MHF12G9E8 Service Manual page 109
(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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16.5.21 Input Over Current Detection (F16)
Malfunction Decision Conditions:
During operation of heating, when outdoor current above 27.9A is detected by the current transformer (CT) in the
outdoor unit PCB.
Malfunction Caused:
1
Excessive refrigerant.
2
Faulty outdoor unit PCB (main).
Abnormality Judgment:
Continue 3 times in 20 minutes.
109
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