Panasonic WH-MXF09D3E8 Service Manual page 89
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Also See for WH-MXF09D3E8:
- Service manual (118 pages) ,
- Operating instructions manual (76 pages) ,
- Design handbook (132 pages)
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16.5.14 Outdoor High Pressure Protection (H98)
Malfunction Decision Conditions:
During operation of heating, when pressure 4.0 MPa and above is detected by outdoor high pressure sensor.
Malfunction Caused:
1
Faulty water pump.
2
Insufficient water flow rate in system.
3
Water leak in system.
4
2/3 way closed.
5
Clogged expansion valve or strainer.
6
Excessive refrigerant.
7
Faulty outdoor high pressure sensor.
8
Faulty outdoor unit PCB (main).
89
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