63
16.5.21. IPM Overheating (F96)
Malfunction Decision Conditions:
During operation of heating, temperature 95
°
C is detected by the outdoor IPM temperature sensor.
Malfunction Caused:
1. IPM overheat due to short circuit of hot discharge air flow.
2. IPM overheat due to defective of outdoor fan motor.
3. IPM overheat due to defective of internal circuitry of IPM.
4. IPM overheat due to defective IPM temperature sensor.
Abnormality Judgment:
Continue 3 times in 30 minutes.
Содержание WH-UD28AE
Страница 10: ...10 4 Location of Controls and Components 4 1 Indoor Unit 4 1 1 Location of Control ...
Страница 11: ...11 ...
Страница 12: ...12 4 1 2 Main Components 4 2 Outdoor Unit ...
Страница 13: ...13 5 Dimensions 5 1 Indoor Unit ...
Страница 14: ...14 5 2 Outdoor Unit ...
Страница 16: ...16 7 Block Diagram ...
Страница 17: ...17 8 Wiring Connection Diagram 8 1 Indoor Unit ...
Страница 18: ...18 8 2 Outdoor Unit ...
Страница 19: ...19 9 Electronic Circuit Diagram 9 1 Indoor Unit ...
Страница 20: ...20 9 2 Outdoor Unit ...
Страница 21: ...21 10 Printed Circuit Board 10 1 Indoor Unit 10 1 1 Main Printed Circuit Board ...
Страница 22: ...22 10 2 Outdoor Unit 10 2 1 Main Printed Circuit Board ...
Страница 23: ...23 10 2 2 Capacitor Printed Circuit Board 10 2 3 Noise Filter Printed Circuit Board ...
Страница 68: ...68 17 3 To Remove Pressure Gauge 17 4 To Remove Control Panel ...
Страница 69: ...69 17 5 To Remove Electronic Controller Board and Transformer 17 6 To Remove RCCB ...
Страница 71: ...71 When reinstall the water pipe use grease or water at the joining ...
Страница 79: ...79 19 2 WH UD24AE WH UD28AE ...
Страница 80: ...80 ...