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SiAF332111E
Troubleshooting by Error Code
Part 6 Service Diagnosis
331
5.73 Operation Lamp Blinking
Applicable
Models
ON/OFF controller
Indoor unit
Error Code
–
Method of Error
Detection
DIII-NET communication data is used to detect the error.
Error Decision
Conditions
–
Supposed
Causes
Defective transmission between the centralized controller and an indoor unit
Loosened setting connector of the main centralized controller
Defective ON/OFF controller PCB
Defective indoor unit PCB
Defective air conditioner
Troubleshooting
NO
YES
NO
NO
YES
YES
YES
Perform troubleshooting
using the air conditioner
troubleshooting.
Concurrently reset the
power supply of all the
centralized controllers.
Turn on the power of the indoor unit.
Correct the wiring.
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Are
there any error
codes displayed on the
remote controller?
Is the
connection
wiring broken or
wrong?
Are any
connected
indoor units removed or
the control range
setting changed?
Is
the power
of the indoor unit
displaying the error
turned on?
NO
Go to the next page.
A
Summary of Contents for VRV S RXMQ10ARY1
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Page 369: ...SiAF332111E Wiring Diagrams Part 7 Appendix 363 RXMQ6ARV1 C 3D137051...
Page 370: ...Wiring Diagrams SiAF332111E 364 Part 7 Appendix RXMQ8ARY1 C 3D137060...
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Page 375: ...SiAF332111E Wiring Diagrams Part 7 Appendix 369 FXMQ40 50 63 80 100ARV1 3D127112 04 59...