LG Floor Standing Air Conditioner Error Codes

LG Floor Standing Air Conditioner Error Codes

Teach the customer the operation and maintenance procedures, using the operation manual (air filter cleaning, temperature control, etc.).
Floor Standing Air Conditioner
SVC MANUAL(Exploded View)
MODEL : LF300CP(LP-C303R20)
LF480CE(LP-C483TA0)
If Error Code happens in the display of indoor.
C0 – Indoor Air Sensor Open or Short
C1 – Indoor Pipe Sensor Open or Short
C3 – Outdoor Air Sensor Open or Short
C4 – Outdoor Pipe Sensor Open or Short
 Checking Point

1.Check Sensor Connection to PCB whether it’s connected well or not.
2.Replace it with new Sensor.
C5 – Communication failure between Indoor and outdoor unit.
 Checking Point
1.Check connecting cable wiring order between Indoor and outdoor diagram.
2.Check all wire connector whether it is connected or not.
3.Indoor AC PCB defects.(short inside).
4.Outdoor PCB defects.(short inside)