Indoor Unit Fan Motor Abnormality - Daikin VRV-WIII RWEYQ72PTJU Service Manual

SiUS30-1301

Indoor Unit Fan Motor Abnormality

A6
Error Code
Applicable
FXMQ18~48P
Models
Method of Error Error from the current flow on the fan PCB
Detection Error from the RPM 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
 An overcurrent flows.
Error Decision
 The RPM is less than a certain level for 6 seconds.
Conditions
 A position error in the fan rotor continues for 5 seconds or more.
 The clogging of a foreign matter
Supposed
 The disconnection of the fan motor connectors (X1A and X2A)
Causes
 The disconnection of the connectors between the indoor unit PCB (A1P) and fan PCB (A2P)
 Defective fan PCB (A2P)
 Defective fan motor
Service Diagnosis
Troubleshooting by Indication on the Remote Controller
159