Troubleshooting by Error Code
SiME332106E
154
Part 6 Service Diagnosis
The system operates for error codes indicated, however, be sure to check and repair.
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
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 PCB abnormality
H9
l
Outdoor air thermistor (R1T) abnormality
J3
l
Discharge pipe thermistor (R21T) abnormality
J5
l
Suction pipe thermistor (R3T) abnormality
J6
l
Heat exchanger deicer thermistor (R7T) abnormality
J7
l
Subcooling heat exchanger liquid pipe thermistor (R5T) abnormality
J8
l
Heat exchanger liquid pipe thermistor (R4T) abnormality
J9
l
Subcooling heat exchanger gas pipe thermistor (R6T) 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
Inverter 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
Inverter radiation fin temperature abnormality
PJ
l
Field setting after replacing outdoor unit main PCB abnormality or
combination of PCB abnormality
System
U0
k
Refrigerant shortage warning (Cooling)
Refrigerant shortage warning (Heating)
Refrigerant shortage abnormality (Heating only)
U1
l
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
U7
l
Transmission error between outdoor units
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
Error code Operation
lamp
Description
Reference
page
Содержание VRV RXYMQ-A Series
Страница 1: ...Service Manual RXYMQ A Series Heat Pump 50 60 Hz SiME332106E...
Страница 283: ...SiME332106E Check Part 6 Service Diagnosis 277 PCB and Circuit Diagram U V W L3B L2B L1B P1 P2 N32...
Страница 296: ...SiME332106E 290 Part 7 Appendix 1 Wiring Diagrams 291 1 1 Outdoor Unit 291 1 2 VRV Indoor Unit 293 Part 7 Appendix...
Страница 297: ...SiME332106E Wiring Diagrams Part 7 Appendix 291 1 Wiring Diagrams 1 1 Outdoor Unit RXYMQ4AVMK C 3D133942...
Страница 298: ...Wiring Diagrams SiME332106E 292 Part 7 Appendix RXYMQ4 5 6AYFK C 3D133944A...
Страница 303: ...SiME332106E Wiring Diagrams Part 7 Appendix 297 FXMQ40 50 63 80 100ARV1 3D127112 04 59...