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LG Error Code CH34

Common error codes
Hycool Air Conditioning & Electrical

Error Code CH34 – High Pressure Protection

LG Error Code CH34 commonly indicates high pressure protection. This can be triggered by dirty outdoor coils, blocked airflow, outdoor fan faults, or refrigerant overcharge.

✅ Hycool Air Conditioning Sydney can diagnose LG CH34 faults and restore safe operating pressures. If CH34 appears, contact Hycool now.