Troubleshooting by Indication on the Remote Controller
130
3.29
E9
Electronic Expansion Valve
Coil Abnormality
Remote Controller Display
E9
Applicable Models
VRVIII, III-S and III-Q Series
Method of Error Detection
Check disconnection of connector
To be detected based on continuity existence of
electronic expansion valve coil
Error Decision Conditions
No current is detected in the common (COM [+]) when
power supply is ON.
Supposed Causes
Disconnection of connectors for electronic expansion
valve
Defective electronic expansion valve coil
Defective outdoor unit main PCB
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