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SiAF332111E
Troubleshooting by Error Code
Part 6 Service Diagnosis
203
5.7 Indoor Fan Motor Abnormality
5.7.1 Indoor Fan Motor Abnormality (FXMQ50-140PB)
Applicable
Models
FXMQ50-140PB
Error Code
A6
Method of Error
Detection
Error from the current flow on the fan PCB
Error from the rotation speed of the fan motor in operation
Error from the position signal of the fan motor
Error from the current flow on the fan PCB when the fan motor starting operation
Error Decision
Conditions
An overcurrent flows.
The rotation speed is less than a certain level for 6 seconds.
A position error in the fan rotor continues for 5 seconds or more.
Supposed
Causes
Clogging of a foreign matter
Disconnection of the fan motor connectors (X1A and X2A)
Disconnection of the connectors between the indoor unit control PCB (A1P) and fan PCB
(A2P)
Defective fan PCB (A2P)
Defective fan motor
Содержание VRV S RXMQ10ARY1
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Страница 366: ...SiAF332111E 360 Part 7 Appendix 1 Wiring Diagrams 361 1 1 Outdoor Unit 361 1 2 VRV Indoor Unit 366 Part 7 Appendix...
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