Troubleshooting by Error Code
SiUS371901EB
283
Part 6 Service Diagnosis
F4 - 01
Wet alarm
Refer to the
F4
flowchart and make a diagnosis of the
relevant unit based on the Error code shown to the left.
F4 - 02
Wet alarm for compressor M1C (Master)
F4 - 04
Wet alarm for compressor M1C (Slave 1)
F4 - 06
Wet alarm for compressor M1C (Slave 2)
F4 - 08
Wet error for compressor M1C (Master)
F4 - 10
Wet error for compressor M1C (Slave 1)
F4 - 12
Wet error for compressor M1C (Slave 2)
F4 - 14
Indoor unit failure alarm
F6 - 02
Refrigerant overcharged
Refrigerant overcharge was detected during test
operation.
F9 - 01
Electronic expansion valve error (EVH)
Refer to the
F9
flowchart and make a diagnosis of the
relevant electronic expansion valve of the relevant unit
based on the Error code shown to the left.
F9 - 02
Electronic expansion valve error (EVL)
F9 - 05
Electronic expansion valve error (EVSC)
H3 - 02
Harness abnormality (Main & inverter PCB) - Master unit
Refer to the
H3
flowchart and make a diagnosis of the
relevant unit based on the Error code shown to the left.
H3 - 04
Harness abnormality (Main & inverter PCB) - Slave unit 1
H3 - 06
Harness abnormality (Main & inverter PCB) - Slave unit 2
H7 - 01
Motor position signal abnormality (Master): M1F
Refer to the
H7
flowchart and make a diagnosis of the
relevant unit based on the Error code shown to the left.
H7 - 02
Motor position signal abnormality (Master): M2F
H7 - 05
Motor position signal abnormality (Slave 1): M1F
H7 - 06
Motor position signal abnormality (Slave 1): M2F
H7 - 09
Motor position signal abnormality (Slave 2): M1F
H7 - 10
Motor position signal abnormality (Slave 2): M2F
H7 - 21
Defective fan PCB (Master): M1F
H7 - 22
Defective fan PCB (Master): M2F
H7 - 23
Defective fan PCB (Slave 1): M1F
H7 - 24
Defective fan PCB (Slave 1): M2F
H7 - 25
Defective fan PCB (Slave 2): M1F
H7 - 26
Defective fan PCB (Slave 2): M2F
H9 - 01
Defective outdoor air thermistor (Master)
Refer to the
H9
flowchart and make a diagnosis of the
relevant unit based on the Error code shown to the left.
H9 - 02
Defective outdoor air thermistor (Slave 1)
H9 - 03
Defective outdoor air thermistor (Slave 2)
J3 - 16
Defective discharge pipe thermistor (R21T): Open (Master) Refer to the
J3
flowchart and make a diagnosis of the
relevant thermistor of the relevant unit based on the
Error code shown to the left.
J3 - 17
Defective discharge pipe thermistor (R21T): Short (Master)
J3 - 22
Defective discharge pipe thermistor (R21T): Open (Slave
1)
J3 - 23
Defective discharge pipe thermistor (R21T): Short (Slave 1)
J3 - 28
Defective discharge pipe thermistor (R21T): Open (Slave
2)
J3 - 29
Defective discharge pipe thermistor (R21T): Short (Slave 2)
J3 - 47
Defective compressor body thermistor (R14T): Open
(Master)
J3 - 48
Defective compressor body thermistor (R14T): Short
(Master)
J3 - 49
Defective compressor body thermistor (R14T):
Open (Slave 1)
J3 - 50
Defective compressor body thermistor (R14T):
Short (Slave 1)
J3 - 51
Defective compressor body thermistor (R14T):
Open (Slave 2)
J3 - 52
Defective compressor body thermistor (R14T):
Short (Slave 2)
J3 - 56
Discharge pipe warning (Master)
J3 - 57
Discharge pipe warning (Slave 1)
J3 - 58
Discharge pipe warning (Slave 2)
Error code
Troubleshooting
Error Description
Diagnosis
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 ...
Page 481: ...SiUS371901EB Wiring Diagrams Part 7 Appendix 474 BSF6 8Q54TVJ 2D123905A ...