Daikin VRV S RXQ4/5ARV1 - Outdoor Fan Motor Abnormality

SiAF332111E Troubleshooting by Error Code
Part 6 Service Diagnosis 241
5.29 Outdoor Fan Motor Abnormality
5.29.1 Outdoor Fan Motor Abnormality (4/5 HP Models)
Applicable
Models
RXQ4/5AR
Error Code E7
Method of Error
Detection
The fan motor circuit error is detected based on the rotation frequency detected by Hall IC
during the fan motor operation.
Error Decision
Conditions
In the condition of fan motor rotation, the number of rotation is below the fixed number for more
than 6 seconds. (System down is caused by 4 times of detection.)
Supposed
Causes
 Defective fan motor
 Defect or connection error of the connectors/harness between the fan motor and PCB
 The fan cannot rotate due to obstruc
tion of foreign matter.
 Clear condition: Continue normal operation for 5 minutes
 Missing phase L1 and missing phase N