LG · Air Conditioning
This error indicates that the discharge pipe temperature for the inverter compressor has exceeded 105°C. This often points to a refrigerant issue or restricted airflow.
Click steps to track your progress.
Turn off the unit and check that air filters are clean and there are no obstructions to the outdoor unit's fan.
Ensure the system is not overcharged with refrigerant.
Reset the unit by turning off the power for 1 minute.
If the temperature issue persists, a service technician is needed to check refrigerant levels and system operation.