SiUS341802E
Troubleshooting by Error Code
Service Diagnosis
172
2.4
Indoor Fan Motor Lock, Overload
Error Code
A6
Applicable
Models
FXFQ, FXZQ-TA, FXUQ, FXEQ, FXSQ05-48TA, FXMQ07-12PB, FXAQ
Method of Error
Detection
Abnormal fan revolutions are detected by a signal output from the fan motor.
Error Decision
Conditions
When the fan revolutions do not increase
Supposed
Causes
Broken wires in, short circuit of, or disconnection of connectors from the fan motor harness
Defective fan motor
(Broken wires or defective insulation)
Abnormal signal output from the fan motor (defective circuit)
Defective indoor unit main PCB
Instantaneous disturbance in the power supply voltage
Fan motor lock
(Due to motor or external causes)
The fan does not rotate due to foreign matter blocking the fan.
Disconnection of the connector between the high-power PCB (A1P) and the low-power PCB
(A2P) (FXSQ05-48TA, FXMQ07-12PB only)
Summary of Contents for Aurora Series
Page 317: ...SiUS341802E Wiring Diagrams Appendix 304 RXLQ96 120TATJU 2D112581A ...
Page 318: ...Wiring Diagrams SiUS341802E 305 Appendix RXLQ72TAYDU 2D112582A ...
Page 319: ...SiUS341802E Wiring Diagrams Appendix 306 RXLQ96 120TAYDU 2D112583A ...
Page 331: ...SiUS341802E Wiring Diagrams Appendix 318 VAM1200GVJU 3D073270C ...
Page 332: ...Revision History Month Year Version Revised contents 04 2018 SiUS341802E First edition ...