: DC Link Low Voltage . The DC voltage has dropped below 140V.
: Discharge Temperature Error . The discharge temperature has exceeded 130°C, likely due to a faulty discharge thermistor or low refrigerant. Lg Inverter Ac Error Codes
: Input Voltage Error . The CT2 voltage input is too high (above 14 A). : DC Link Low Voltage
: Outlet Pipe Sensor Error . A fault with the indoor unit's outlet pipe thermistor. Lg Inverter Ac Error Codes
: Inlet Pipe Sensor Error . A fault with the indoor unit's inlet pipe thermistor.
: Indoor Temperature Sensor Error . This usually indicates an open or closed circuit in the indoor air thermistor.
: Indoor Fan Motor Error . The indoor fan is not rotating correctly.