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SiBE041525F
Troubleshooting
Service Diagnosis
52
4.4
Fan Motor (DC Motor) or Related Abnormality
Error Code
A6
Method of Error
Detection
The rotation speed detected by the Hall IC during fan motor operation is used to determine
abnormal fan motor operation.
Error Decision
Conditions
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
Disconnection of connector
Foreign matter stuck in the fan
Layer short inside the fan motor winding
Breaking of wire inside the fan motor
Breaking of the fan motor lead wires
Defective capacitor of the fan motor
Defective indoor unit PCB
Summary of Contents for FTX20K2V1B
Page 12: ...SiBE041525F 1 List of Functions Part 1 List of Functions 1 Functions 2...
Page 15: ...SiBE041525F Specifications 4 Part 2 Specifications 1 Specifications 5...
Page 16: ...Specifications SiBE041525F 5 Specifications 1 Specifications See corresponding databook...
Page 51: ...SiBE041525F Remote Controller 40 Part 5 Remote Controller 1 Remote Controller 41...