
SiBE04-624_B Troubleshooting
Service Diagnosis 117
2.30 Compressor System Sensor Abnormality
Error Code
H0
Method of Error
Detection
Fault condition is identified by DC current which is detected before compressor startup.
Error Decision
Conditions
When the DC voltage is 50 V or less.
Supposed
Causes
Defective outdoor unit PCB
Harness disconnection / improper connection
Troubleshooting
Replace the outdoor unit PCB.
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
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