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SiUS331708EA
Troubleshooting by Error Code
Service Diagnosis
208
4.35 Electronic Expansion Valve Coil Abnormality
Error Code
E9
Applicable
Models
All outdoor units
Method of Error
Detection
Check continuity of electronic expansion valve coil.
Error Decision
Conditions
No current is detected in the common (COM [+]) when power supply is ON.
Supposed
Causes
Defective electronic expansion valve coil
Defective outdoor main PCB
Disconnection of connectors for electronic expansion valve
Troubleshooting
YES
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Return to normal?
Turn power supply OFF, and
turn power supply ON again.
The connector of
outdoor main PCB (A1P)
for electronic expansion
valve is connected.
Replace the electronic
expansion valve coil.
Replace the outdoor main
PCB (A1P).
YES
YES
NO
Ensure correct connection.
External factor other than error
(for example, noise etc.).
NO
NO
The
resistance of
electronic expansion
valve coil is normal.
CHECK 18
CHECK 18
Summary of Contents for RXSQ24TAVJU
Page 1: ...Service Manual SiUS331708EA RXSQ24 36 48 60TAVJU Heat Pump 60 Hz...
Page 290: ...Wiring Diagrams SiUS331708EA 277 Appendix RXSQ48TAVJU 3D109546A...
Page 291: ...SiUS331708EA Wiring Diagrams Appendix 278 RXSQ60TAVJU 3D109547A...
Page 295: ...SiUS331708EA Wiring Diagrams Appendix 282 FXZQ05 07 09 12 15 18TAVJU 3D110443A...
Page 298: ...Wiring Diagrams SiUS331708EA 285 Appendix FXEQ07 09 12 15 18 24PVJU 3D098557A...
Page 300: ...Wiring Diagrams SiUS331708EA 287 Appendix FXSQ05 07 09 12 15 18 24 30 36 48 54TAVJU 3D110467B...
Page 301: ...SiUS331708EA Wiring Diagrams Appendix 288 FXMQ07 09 12 15 18 24 30 36 48 54PBVJU 3D093209B...
Page 302: ...Wiring Diagrams SiUS331708EA 289 Appendix FXHQ12 24 36MVJU 3D048116C...
Page 303: ...SiUS331708EA Wiring Diagrams Appendix 290 FXAQ07 09 12 18 24PVJU 3D075354C...
Page 309: ...SiUS331708EA Wiring Diagrams Appendix 296 VAM1200GVJU 3D073270D...