88
Diagnosis display
Abnormality/Protection control
Abnormality Judgement
Primary location to verify
F37
Indoor water inlet temperature sensor
abnormality
Continue for 5 sec.
Water inlet temperature sensor
(defective or disconnected)
F40
Outdoor discharge pipe temperature
sensor abnormality
Continue for 5 sec.
Outdoor discharge pipe temperature
sensor (defective or disconnected)
F41
PFC control
4 times occurrence within 10
minutes
Voltage at PFC
F42
Outdoor heat exchanger temperature
sensor abnormality
Continue for 5 sec.
Outdoor heat exchanger temperature
sensor (defective or disconnected)
F43
Outdoor defrost sensor abnormality
Continue for 5 sec.
Outdoor defrost sensor (defective or
disconnected)
F45
Indoor water outlet temperature sensor
abnormality
Continue for 5 sec.
Water outlet temperature sensor
(defective or disconnected)
F46
Outdoor Current Transformer open
circuit
—
Insufficient refrigerant
Outdoor PCB
Compressor low
F48
Outdoor EVA outlet temperature sensor
abnormality
Continue for 5 sec.
Outdoor EVA outlet temperature sensor
(defective or disconnected)
F49
Outdoor bypass outlet temperature
sensor abnormality
Continue for 5 sec.
Outdoor bypass outlet temperature
sensor (defective or disconnected)
F95
Cooling high pressure overload
protection
—
Outdoor high pressure sensor
Water pump or water leakage
Clogged expansion valve or strainer
Excess refrigerant
Outdoor PCB
Содержание WH-MHF09G3E8
Страница 32: ...32 10 1 2 Solar Printed Circuit Board Optional ...
Страница 33: ...33 10 2 Refrigerant System 10 2 1 Main Printed Circuit Board ...
Страница 34: ...34 10 2 1 1 Noise Filter Printed Circuit Board ...
Страница 47: ...47 Heat Mode Operation Time Chart ...
Страница 49: ...49 ...
Страница 50: ...50 ...
Страница 56: ...56 ...
Страница 57: ...57 ...
Страница 58: ...58 ...
Страница 127: ...127 17 3 To Remove The Cabinet Rear Plate 17 4 To Remove Pressure Gauge 17 5 To Remove RCCB ...
Страница 134: ...134 6 25 68 30 5 2 9 7 8 4 27 1 3 21 23 26 62 8 75 24 71 49 48 20 13 12 10 11 4 15 77 71 13 15 78 14 ...
Страница 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 ...