LG Electronics MFL39817303 installation manual Be sure not to do Be sure to follow the instruction

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Safety Precautions

Safety Precautions

To prevent the injury of the user or other people and property damage, the following instructions must be followed.

Be sure to read before installing the air conditioner.

Be sure to observe the cautions specified here as they include important items related to safety.

Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by the following indications.

This symbol indicates the possibility of death or serious injury.

This symbol indicates the possibility of injury or damage to properties only.

The meanings of the symbols used in this manual are as shown below.

Be sure not to do.

Be sure to follow the instruction.

Installation

Always perform grounding.

Don’t use a power cord, a

 

plug or a loose socket which

 

is damaged.

• Otherwise, it may cause

• Otherwise, it may cause a fire

electrical shock.

or electrical shock.

Securely attach the electrical

Always install an air leakage

part cover to the indoor unit

breaker and a dedicated

and the service panel to the

switching board.

outdoor unit.

 

For installation of the product, always contact the service center or a professional installation agency.

Otherwise, it may cause a fire, electrical shock, explosion or injury.

Do not keep or use flammable gases or combustibles near the air conditioner.

If the electrical part cover of the indoor unit and the service panel of the outdoor unit are not attached securely, it could result in a fire or electric shock due to dust, water, etc.

No installation may cause a fire and electrical shock.

Otherwise, it may cause a fire or the failure of product.

Ensure that an installation frame of the outdoor unit is not damaged due to use for a long time.

Do not disassemble or repair the product randomly.

• It may cause injury or an accident.

• It will cause a fire or electrical shock.

4Room Air Conditioner

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Contents Room Air Conditioner Table of Contents Installation Instructions Be sure not to do Be sure to follow the instruction No installation may cause a fire and electrical shockIt may cause injury or an accident Operation Otherwise, it may cause water leakage Otherwise, it may cause dispute with the neighborsOtherwise, it may cause vibration or water leakage Otherwise, it may do harm to your healthSymbols used in this Manual FeaturesInstallation Tools Installation PartsRead carefully, and then follow step by step Installation Map Indoor unit Select the best LocationOutdoor unit Piping Length and Elevation Drill a Hole in the Wall Fixing Installation PlateType Flaring Work Cutting TubesBurrs removal Putting nut onConnecting the Piping CheckIndoor Foamed polyethylene or equivalent is recommendedIndoor unit installation Lbf .ftFor left rear piping Piping for passage through piping hole Good case Bad caseConnecting the Cables How to use the front panelOutdoor Move the link upward and close the front panelFront panel removing Refix the cover control to the original position Connect the wires to the terminals onWith the screw For strand wiring How to connect wiring to the terminalsConnecting cable Checking the Drainage To check the drainageDrain piping Pour a glass of water on the evaporatorForming the Piping Air purging Air PurgingAir purging with vacuum pump Soap water method EvacuationFinishing the job If bubbles come out, the pipes have leakagePrepare remote controller Test RunningSettlement of outdoor unit Evaluation of the performancePump Down Procedure Pump DownInstallation guide at the seaside Selecting the locationOutdoor UnitMemo Room Air Conditioner No. MFL39817303