Transmission Error Between Centralized Controller And Indoor Unit - Daikin RZQG71~140L7V1B Service Manual

ESIE12-06
4.37 Transmission Error Between Centralized Controller and
Indoor Unit
UE
Remote
Controller
Display
Applicable
All models of indoor units
Models Centralized controller
Schedule timer
Method of Error Micro-computer checks if transmission between indoor unit and centralized controller is normal.
Detection
Error Decision
When transmission is not carried out normally for a certain amount of time
Conditions
Supposed
 Transmission error between centralized control and indoor unit
Causes  Defective PCB for central remote controller
 Defect of indoor unit PCB
 Breaking and wrong wiring of connecting wire
 Failure of the setting of group No. and address
Service Diagnosis
Troubleshooting by Remote Controller
237