83
16.5.15. Outdoor High Pressure Switch Activate (F12)
Malfunction Decision Conditions:
During operation of cooling and heating, when pressure 4.5MPa and above is detected by outdoor high pressure switch.
Malfunction Caused:
1. Dust accumulation on the outdoor unit heat exchanger.
2. Air short circuit at outdoor unit.
3. Faulty water pump.
4. Insufficient water flow rate in system.
5. Water leak in system.
6. 2/3 way valve closed.
7. Clogged expansion valve or strainer.
8. Excessive refrigerant.
9. Faulty outdoor high pressure sensor and switch.
10. Faulty outdoor unit PCB.
Abnormality Judgment:
Continue 4 times in 20 minutes.
Содержание WH-MXF09D3E5
Страница 10: ...10 4 Location of Controls and Components 4 1 Monobloc Unit ...
Страница 11: ...11 4 1 1 Main Components ...
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Страница 15: ...15 4 1 4 Basic Operation 4 1 5 Advance Operation ...
Страница 16: ...16 4 1 6 Weekly Timer Setting ...
Страница 17: ...17 5 Dimensions 5 1 Monobloc Unit ...
Страница 18: ...18 6 Refrigeration And Water Cycle Diagram ...
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Страница 20: ...20 7 Block Diagram 7 1 WH MXF09D3E5 ...
Страница 21: ...21 7 2 WH MXF12D6E5 ...
Страница 22: ...22 8 Wiring Connection Diagram 8 1 WH MXF09D3E5 ...
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Страница 24: ...24 8 2 WH MXF12D6E5 ...
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Страница 26: ...26 9 Electronic Circuit Diagram 9 1 WH MXF09D3E5 ...
Страница 27: ...27 ...
Страница 28: ...28 9 2 WH MXF12D6E5 ...
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Страница 30: ...30 10 Printed Circuit Board 10 1 Water System 10 1 1 Main Printed Circuit Board ...
Страница 31: ...31 10 1 2 Solar Printed Circuit Board Optional ...
Страница 32: ...32 10 2 Refrigerant System 10 2 1 Main Printed Circuit Board ...
Страница 33: ...33 10 2 1 1 Capacitor Printed Circuit Board 10 2 1 2 Noise Filter Printed Circuit Board ...
Страница 34: ...34 11 Installation Instruction Monobloc Unit Dimension Diagram ...
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Страница 103: ...103 17 3 To Remove The Cabinet Rear Plate 17 4 To Remove Pressure Gauge 17 5 To Remove RCCB ...
Страница 109: ...109 19 Exploded View and Replacement Parts List 19 1 Refrigerant System ...
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Страница 114: ...114 19 2 Water System ...