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Troubleshooting by Error Code
SiAF332111E
192
Part 6 Service Diagnosis
The system operates for error codes indicated, however, be sure to check and repair.
System
U0
k
Refrigerant shortage
U1
l
Open phase
Reverse phase, open phase
U2
l
Power supply insufficient or instantaneous abnormality
U3
l
Check operation not executed
U4
l
Transmission error between indoor units and outdoor units
U5
l
Transmission error between remote controller and indoor unit
U8
l
Transmission error between main and sub remote controllers
U9
l
Other indoor units and outdoor unit abnormality
UA
l
Improper combination of indoor unit and outdoor unit, indoor unit and remote
controller
UC
k
Address duplication of centralized controller
UE
l
Transmission error between centralized controller and indoor unit
UF
l
System not set yet
UH
l
System abnormality, refrigerant system address undefined
M1
l
Defective PCB
M8
l
Transmission error (between centralized controllers)
MA
l
Poor centralized controller combination
MC
l
Address duplication, poor setting
—
l
Operation lamp blinking
—
l
Central control indicator lamp blinking (one blink)
—
l
Central control indicator lamp blinking (two blinks)
Error code Operation
lamp
Description
Reference
page
Содержание VRV S RXQ4/5ARV1
Страница 1: ...Service Manual Cooling Only 50 60 Hz RXQ4 5ARV1 RXMQ6ARV1 RXMQ8 10 12ARY1 SiAF332111E...
Страница 349: ...SiAF332111E Check Part 6 Service Diagnosis 343 PCB and Circuit Diagram U V W L3B L2B L1B P1 P2 N32...
Страница 366: ...SiAF332111E 360 Part 7 Appendix 1 Wiring Diagrams 361 1 1 Outdoor Unit 361 1 2 VRV Indoor Unit 366 Part 7 Appendix...
Страница 369: ...SiAF332111E Wiring Diagrams Part 7 Appendix 363 RXMQ6ARV1 C 3D137051...
Страница 370: ...Wiring Diagrams SiAF332111E 364 Part 7 Appendix RXMQ8ARY1 C 3D137060...
Страница 371: ...SiAF332111E Wiring Diagrams Part 7 Appendix 365 RXMQ10 12ARY1 3D121610B...
Страница 375: ...SiAF332111E Wiring Diagrams Part 7 Appendix 369 FXMQ40 50 63 80 100ARV1 3D127112 04 59...
Страница 376: ...Wiring Diagrams SiAF332111E 370 Part 7 Appendix 1 2 4 Wall Mounted FXAQ20 25 32PVE FXAQ40 50 63PVER1 C 3D076498B...