Troubleshooting by Error Code
SiUS371901EB
391
Part 6 Service Diagnosis
Troubleshooting
Go to Diagnosis Flowchart-1.
(Transmission error when the
external control adaptor is
mounted)
Ensure the sub code or
the lamp display of
monitor mode, and then
go to the following:
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Go to Diagnosis Flowchart-2.
(Transmission error when the
external control adaptor is
mounted)
Error code
Sub code
Error code
Sub code
Error code
Sub code
Error code
Sub code
Error code
Sub code
Error code
Sub code
Error code
Sub code
Error code
Sub code
Go to Diagnosis Flowchart-3.
(Transmission error between
master and slave 1)
Go to Diagnosis Flowchart-4.
(Transmission error between
master and slave 2)
Go to Diagnosis Flowchart-5.
(Multi system error)
Go to Diagnosis Flowchart-6.
(Manual address setting error for
slave 1, 2)
Go to Diagnosis Flowchart-7.
(Connection 4 or more outdoor
units to the same system)
Go to Diagnosis Flowchart-8.
(Connection of excess indoor
units for test operation)
U7-01
U7-02
U7-03
U7-04
U7-05
U7-06
U7-07
U7-11
Summary of Contents for REYQ72-432XAYCU
Page 455: ...SiUS371901EB Wiring Diagrams Part 7 Appendix 448 REYQ144 168XATJU REYQ144 168XATJA 2D119206B ...
Page 457: ...SiUS371901EB Wiring Diagrams Part 7 Appendix 450 REYQ144 168XAYDU REYQ144 168XAYDA 2D119208C ...
Page 461: ...SiUS371901EB Wiring Diagrams Part 7 Appendix 454 FXZQ05 07 09 12 15 18TAVJU 3D110443A ...
Page 463: ...SiUS371901EB Wiring Diagrams Part 7 Appendix 456 FXEQ07 09 12 15 18 24PVJU 3D098557A ...
Page 464: ...Wiring Diagrams SiUS371901EB 457 Part 7 Appendix FXDQ07 09 12 18 24MVJU C 3D050501C ...
Page 468: ...Wiring Diagrams SiUS371901EB 461 Part 7 Appendix FXHQ12 24 36MVJU 3D048116C ...
Page 469: ...SiUS371901EB Wiring Diagrams Part 7 Appendix 462 FXAQ07 09 12 18 24PVJU 3D075354F ...
Page 475: ...SiUS371901EB Wiring Diagrams Part 7 Appendix 468 VAM1200GVJU 3D073270D ...
Page 478: ...Wiring Diagrams SiUS371901EB 471 Part 7 Appendix BS6 8Q54TVJ 2D089122B ...
Page 479: ...SiUS371901EB Wiring Diagrams Part 7 Appendix 472 BS10 12Q54TVJ 2D089121B ...
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