Troubleshooting
SiUS04-904
Service Diagnosis
103
4.4.2 DC Motor
Remote
Controller
Display
A6
Method of
Malfunction
Detection
The rotation speed detected by the Hall IC during fan motor operation is used to determine
abnormal fan motor operation.
Malfunction
Decision
Conditions
When the detected rotation speed does not reach the demanded rotation speed of the target tap,
and is less than 50% of the maximum fan motor rotation speed.
Supposed
Causes
Operation halt due to short circuit inside the fan motor winding.
Operation halt due to breaking of wire inside the fan motor.
Operation halt due to breaking of the fan motor lead wires.
Operation halt due to faulty capacitor of the fan motor.
Detection error due to faulty indoor unit PCB.
Содержание FTXS09HVJU
Страница 1: ...SiUS04 904 Applied Models Inverter Pair Heat Pump Inverter Pair Wall Mounted Type H Series...
Страница 9: ...Safety Considerations SiUS04 904 viii Safety Considerations...
Страница 10: ...SiUS04 904 List of Functions 1 Part 1 List of Functions 1 Functions 2...
Страница 13: ...SiUS04 904 4 Specifications Part 2 Specifications 1 Specifications 5 1 1 SEER 16 Models 5 1 2 SEER 13 Models 8...
Страница 30: ...Printed Circuit Board Connector Wiring Diagram SiUS04 904 Printed Circuit Board Connector Wiring Diagram 21...
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