103
16.5.17 Indoor Freeze-up Protection (H99)
Malfunction Decision Conditions:
During anti-freezing control in cooling operation, when the indoor refrigerant liquid temperature < 0°C.
Malfunction Caused:
1 Faulty
water
pump.
2 Insufficient water flow rate in system.
3 Water leak in system.
4 2 way valve partially closed.
5 Clogged expansion valve or strainer.
6 Refrigerant shortage (refrigerant leakage).
7 Faulty indoor refrigerant liquid temperature sensor.
8 Faulty indoor unit PCB (main).
Содержание WH-SHF09F3E5
Страница 19: ...19 4 2 Outdoor Unit Air inlet rear Air outlet Air inlet side ...
Страница 32: ...32 10 1 2 Solar Printed Circuit Board Optional ...
Страница 48: ...48 67 C 67 C 60 C 65 C 63 C 67 C 67 C ...
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Страница 56: ...56 67 C 67 C 60 C 60 C 55 C 75 C ...
Страница 57: ...57 67 C 67 C 60 C 60 C 55 C 75 C ...
Страница 138: ...138 19 2 WH UH09FE5 WH UH12FE5 50 53 55 56 54a 61 60 25 59 57 58 55 56 54 66 54a 50a 50a 58 64 28 65 62 62 22 46 ...
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