SiAF332111E
Troubleshooting by Error Code
Part 6 Service Diagnosis
191
Outdoor Unit
E1
l
Outdoor unit main PCB abnormality
E2
l
Current leakage detection
Missing of leakage detection core
E3
l
Activation of high pressure switch
E4
l
Activation of low pressure sensor
E5
l
Compressor motor lock
E6
l
Compressor damage alarm
E7
l
Outdoor fan motor abnormality
E9
l
Electronic expansion valve coil abnormality
F3
l
Discharge pipe temperature abnormality
F4
l
Wet alarm
F6
l
Refrigerant overcharged
H3
l
Harness abnormality (between outdoor unit main PCB and inverter PCB)
H5
l
OL activation (compressor overload)
H7
l
Outdoor fan motor signal abnormality
Outdoor fan PCB abnormality
H9
l
Outdoor air thermistor abnormality
J3
l
Discharge pipe thermistor abnormality
Compressor body thermistor abnormality
J5
l
Suction pipe thermistor abnormality
Accumulator thermistor abnormality
J6
l
Heat exchanger deicer thermistor abnormality
J7
l
Subcooling heat exchanger liquid pipe thermistor abnormality
J8
l
Heat exchanger liquid pipe thermistor abnormality
J9
l
Subcooling heat exchanger gas pipe thermistor abnormality
JA
l
High pressure sensor abnormality
JC
l
Low pressure sensor abnormality
L1
l
Inverter circuit abnormality
L2
l
Momentary power failure during test operation
L4
l
Radiation fin temperature rise abnormality
L5
l
Compressor instantaneous overcurrent
L8
l
Compressor overcurrent
L9
l
Compressor startup abnormality
LC
l
Transmission error between microcomputers on outdoor unit main PCB
Transmission error between inverter PCB and outdoor unit main PCB
P1
l
Inverter circuit capacitor high voltage
Power supply voltage imbalance
P3
l
Reactor temperature abnormality
P4
l
Radiation fin temperature abnormality
PJ
l
Incorrect inverter and fan drive combination
Field setting after replacing outdoor unit main PCB abnormality or
combination of PCB abnormality
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...