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16.5.16 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).
Summary of Contents for WH-MHF09G3E8
Page 32: ...32 10 1 2 Solar Printed Circuit Board Optional ...
Page 33: ...33 10 2 Refrigerant System 10 2 1 Main Printed Circuit Board ...
Page 34: ...34 10 2 1 1 Noise Filter Printed Circuit Board ...
Page 47: ...47 Heat Mode Operation Time Chart ...
Page 49: ...49 ...
Page 50: ...50 ...
Page 56: ...56 ...
Page 57: ...57 ...
Page 58: ...58 ...
Page 127: ...127 17 3 To Remove The Cabinet Rear Plate 17 4 To Remove Pressure Gauge 17 5 To Remove RCCB ...
Page 138: ...138 19 2 Water System 44 46 17 16 4 34 42 18 43 3 33 9 1 45 45 47 2 35 48 36 19 ...