SiAF332111E
Troubleshooting by Error Code
Part 6 Service Diagnosis
321
5.66 Transmission Error between Centralized Controller and
Indoor Unit
Applicable
Models
All indoor unit models
Schedule timer
Central remote controller
intelligent Touch Controller
Error Code
UE
Method of Error
Detection
Microcomputer checks if transmission between indoor unit and centralized controller is normal.
Error Decision
Conditions
Transmission is not carried out normally for a certain amount of time
Supposed
Causes
Transmission error between optional controllers for centralized controller and indoor unit
Connector for setting main controller is disconnected.
(or disconnection of connector for independent / combined use changeover switch.)
Defective PCB for central remote controller
Defective indoor unit PCB
Summary of Contents for VRV S RXQ4/5ARV1
Page 1: ...Service Manual Cooling Only 50 60 Hz RXQ4 5ARV1 RXMQ6ARV1 RXMQ8 10 12ARY1 SiAF332111E...
Page 369: ...SiAF332111E Wiring Diagrams Part 7 Appendix 363 RXMQ6ARV1 C 3D137051...
Page 370: ...Wiring Diagrams SiAF332111E 364 Part 7 Appendix RXMQ8ARY1 C 3D137060...
Page 371: ...SiAF332111E Wiring Diagrams Part 7 Appendix 365 RXMQ10 12ARY1 3D121610B...
Page 375: ...SiAF332111E Wiring Diagrams Part 7 Appendix 369 FXMQ40 50 63 80 100ARV1 3D127112 04 59...