Self-Diagnosis Method - Panasonic WH-SHF09F3E5 Service Manual
Air-to-water heatpump
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Also See for WH-SHF09F3E5:
- Design handbook (132 pages) ,
- Planning and installation manual (224 pages)
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16.5
Self-diagnosis Method
16.5.1 Connection Capability Rank Abnormality (H12)
Malfunction Decision Conditions:
During startup operation of heating, the capability rank of indoor checked by the outdoor is used to determine
connection capability rank abnormality.
Malfunction Caused:
1
Wrong model interconnected.
2
Wrong indoor unit or outdoor unit PCB (main) used.
3
Faulty indoor unit or outdoor unit PCB (main).
Abnormality Judgment:
Continue for 90 seconds.
87
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