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SiUS28-902_B
Troubleshooting by Indication on the Remote Controller
Service Diagnosis
113
3.19 Electronic Expansion Valve Coil Abnormality
Remote
Controller
Display
E9
Applicable
Models
RZR, RZQ
Method of Error
Detection
Check disconnection of connector
Check continuity of electronic expansion valve coil
Error Decision
Conditions
Error is generated under no common power supply when the power is on.
Supposed
Causes
Defective electronic expansion valve coil
Defective outdoor unit PCB (A1P)
Defective connection of electronic expansion valve connector