To Next PageTo Next PageWhy is my LG CL18F not cooling or heating effectively?
Your LG Air Conditioner may not be cooling or heating effectively because the air filter is dirty. You can find air filter cleaning instructions to resolve this. Also, the room might have been very hot when the air conditioner was first turned on; allow time for it to cool down. Check if the temperature has been set incorrectly or if the indoor unit's air inlet or outlet vents are obstructed.
Why is my LG Air Conditioner operation noisy?
If you hear a noise that sounds like water flowing, it is the sound of freon flowing inside the air conditioner unit. If you hear a noise that sounds like compressed air releasing, it is the sound of the dehumidifying water being processed inside the air conditioning unit.
What to do if the remote control display is faint, or no display at all on my LG CL18F?
If the remote control display is faint or has no display at all, check if the batteries are inserted in the opposite (+) and (-) directions. Also, verify whether the circuit breaker has been tripped.
What to do if the error code occurred on my LG Air Conditioner after lightning struck?
This product has been applied to the over current protection circuit. Error can occur, but it is normal behavior. After a few minutes, it will operate normally.
Why does my LG CL18F Air Conditioner not operate for about 3 minutes when restart?
This is the protector of the mechanism. Wait about three minutes and operation will begin.
What to do if my LG Air Conditioner does not operate?
If your LG Air Conditioner does not operate, check if you have made a mistake in timer operation. Also, verify whether the fuse has blown or the circuit breaker has been tripped.
General| Type | Split Air Conditioner |
|---|---|
| Refrigerant | R410A |
| Power Supply | 220-240V, 50Hz |
| Cooling Capacity | 18000 BTU/h |
| Operating Temperature (Cooling) | 18°C to 43°C |
Guidelines to prevent risks from unsafe or incorrect operation.
Clarifies 'WARNING' for serious injury/death and 'CAUTION' for minor injury/damage.
Safety precautions related to installation work and electrical connections.
Precautions for circuit breakers, grounding, power cables, and capacitors.
Safety measures during the operation of the air conditioner.
Checks for refrigerant leakage, PPE, protection of tubing, and brazing/welding.
General rules for field-supplied parts, wiring diagrams, and electrician requirements.
Steps for connecting wires to the control board, matching colors and terminal numbers.
Guidelines for connecting power wiring to the terminal block, avoiding mixed thicknesses.
Safety warnings before performing maintenance, like unplugging the power cord.
Common issues and their possible causes, like non-operation or peculiar odors.
List of critical situations that require contacting service personnel.
