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SiAF332111E
Troubleshooting by Error Code
Part 6 Service Diagnosis
219
Troubleshooting
Properly connect the connector.
NO
YES
Is the X70A
connector on the indoor
unit PCB properly
connected?
Properly connect the connector.
NO
YES
Is the X12A
connector on the auto grille
control PCB properly
connected?
Replace the harness.
YES
Is the harness
disconnected?
NO
YES
NO
Remove the external factor.
YES
Is there any
external factor such as
noise?
Check the indoor unit PCB and
the auto grille control PCB.
NO
Is
"Auto grille
elevation operation"
displayed in the remote
controller menu?
Normal.
YES
Check the indoor unit PCB and
the auto grille control PCB.
NO
Can
the target unit be
selected?
Turn OFF the power once and turn
ON again. Then, start grille
operation with remote controller.
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Summary of Contents for VRV S RXMQ10ARY1
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...