91
16.5.3 Water Pump Abnormality (H20)
Malfunction Decision Conditions:
During startup and operation of cooling and heating, the rotation speed detected by the IPM of water pump motor
during water pump operation is used to determine abnormal water pump (feedback of rotation > 6,000rpm or <
1,000rpm).
Malfunction Caused:
1 Operation stop due to short circuit inside the water pump motor winding.
2 Operation stop due to breaking of wire inside the water pump motor.
3 Operation stop due to breaking of water pump lead wires.
4 Operation stop due to water pump motor IPM malfunction.
5 Operation error due to faulty indoor unit PCB.
Abnormality Judgment:
Continue for 5 seconds.
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 ...