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Safety Precautions

ENGLISH

Owner’s Manual 

5

CAUTION

Installation

• Always check for gas (refrigerant) leakage after installation or repair of product.

- Low refrigerant levels may cause failure of product.

• Install the drain hose to ensure that water is drained away properly.

- A bad connection may cause water leakage.

• Keep level even when installing the product.   

- To avoid vibration or water leakage.

• Do not install the product where the noise or hot air from the outdoor unit could damage the neighborhoods.

- It may cause a problem for your neighbors.

• Use two or more people to lift and transport the product. 

- Avoid personal injury.

• Do not install the product where it will be exposed to sea wind (salt spray) directly.

- It may cause corrosion on the product. Corrosion, particularly on the condenser and evaporator fins, could

cause product malfunction or inefficient operation.

• The Limited Warranty is void and of no effect, and LG will have no liability hereunder to any Customer or

third party, to the extent any of the following occur: acts, omissions, and conduct of any and all third parties
including, but not limited to, the installing contractor and any repairs, service or maintenance by unauthorized
or unqualified persons. 

• Do not install the unit in potentially explosive atmospheres.

Operation

• Do not expose the skin directly to cool air for long periods of time. (Don't sit in the draft.)

- This could harm to your health.

• Do not use the product for special purposes, such as preserving foods, works of art, etc. It is a consumer air

conditioner, not a precision refrigeration system.
- There is risk of damage or loss of property.

• Do not block the inlet or outlet of air flow.

- It may cause product failure.

• Use a soft cloth to clean. Do not use harsh detergents, solvents, etc.

- There is risk of fire, electric shock, or damage to the plastic parts of the product.

• Do not touch the metal parts of the product when removing the air filter. They are very sharp!

- There is risk of personal injury.

• Do not step on or put anything on the product. (outdoor units)

- There is risk of personal injury and failure of product.

• Always insert the filter securely. Clean the filter every two weeks or more often if necessary.

- A dirty filter reduces the efficiency of the air conditioner and could cause product malfunction or damage.

• Do not insert hands or other objects through the air inlet or outlet while the product is operated.

- There are sharp and moving parts that could cause personal injury.

• Do not drink the water drained from the product.

- It is not sanitary and could cause serious health issues.

• Use a firm stool or ladder when cleaning or maintaining the product.

- Be careful and avoid personal injury.

• Replace the all batteries in the remote control with new ones of the same type. Do not mix old and new

batteries or different types of batteries.
- There is risk of fire or explosion.

• Do not recharge or disassemble the batteries. 

Do not dispose of batteries in a fire.
- They may burn or explode.

• If the liquid from the batteries gets onto your skin or clothes, wash it well with clean water. Do not use the

remote if the batteries have leaked.
- The chemicals in batteries could cause burns or other health hazards.

• If you eat the liquid from the batteries, brush your teeth and see doctor. Do not use the remote if the batteries

have leaked.
- The chemicals in batteries could cause burns or other health hazards.

Summary of Contents for ARNU243CFA4

Page 1: ...manual carefully before operating your set and retain it for future reference Vertical Air Handling Unit OWNER S MANUAL AIR CONDITIONER MFL65003202 Rev 01_061120 Copyright 2010 2020 LG Electronics Inc All Rights Reserved ENGLISH FRANÇAIS ESPAÑOL ...

Page 2: ...troubleshooting tips If you review our chart of Troubleshooting Tips first you may not need to call for service at all PRECAUTION Contact the authorized service technician for repair or maintenance of this unit Contact the installer for installation of this unit The air conditioner is not intended for use by young children or invalids without supervision Young children should be supervised to ensu...

Page 3: ...el and the cover of control box securely There is risk of fire or electric shock Always install a dedicated circuit and breaker Improper wiring or installation may cause fire or electric shock Use the correctly rated breaker or fuse There is risk of fire or electric shock Do not modify or extend the power cable There is risk of fire or electric shock Do not install remove or re install the unit by...

Page 4: ...ciency could occur When flammable gas leaks turn off the gas and open a window for ventilation before turn the product on Do not use the telephone or turn switches on or off There is risk of explosion or fire If strange sounds smell or smoke comes from product Turn the breaker off or disconnect the power supply cable There is risk of electric shock or fire Stop operation and close the window in st...

Page 5: ... of damage or loss of property Do not block the inlet or outlet of air flow It may cause product failure Use a soft cloth to clean Do not use harsh detergents solvents etc There is risk of fire electric shock or damage to the plastic parts of the product Do not touch the metal parts of the product when removing the air filter They are very sharp There is risk of personal injury Do not step on or p...

Page 6: ...erving precision devices food pets plants and art objects Such usage could damage the items 1 Do not touch the metal parts of the unit when removing the filter Injuries can occur when handling sharp metal edges 2 Do not use water to clean inside the air conditioner Exposure to water can destroy the insulation leading to possible electric shock 3 When cleaning the unit first make sure that the powe...

Page 7: ...furniture or other obstructions blocking your supply and return air grilles will also decrease efficiency How to Clean your Filter Permanent type washable High velocity filters may be cleaned with a vacuum cleaner or taken away from the unit washed with a garden hose Be sure to shake off excess water and allow filter to completely dry before re installing the filter CAUTION Before performing any m...

Page 8: ...install it in the indoor unit Check that the air inlet and outlet of the indoor outdoor unit are not blocked Check that the ground wire is connected correctly It may be connected to the indoor unit side Do not overcool the room This is not good for the health and wastes electricity Keep blinds or curtains closed Do not let direct sunshine enter the room when the air conditioner is in operation Kee...

Page 9: ...at effectively The air conditioner operation is noisy Crack sound is heard Remote control display is faint or no display at all Is the air filter dirty See air filter cleaning instructions The room may have been very hot when the room air conditioner was first turned on Allow time for it to cool down Has the temperature been set incorrectly Are the indoor unit s air inlet or outlet vents obstructe...

Page 10: ...n 30 days either party may proceed to file a claim for arbitration Agreement to Binding Arbitration and Class Action Waiver Upon failure to resolve the dispute during the 30 day period after sending written notice to LG you and LG agree to resolve any claims between us only by binding arbitration on an individual basis unless you opt out as provided below Any dispute between you and LG shall not b...

Page 11: ...the arbitration Hearings and Location If your claim is for 25 000 or less you may choose to have the arbitration conducted solely on the basis of 1 documents submitted to the arbitrator 2 through a telephonic hearing or 3 by an in person hearing as established by the AAA Rules If your claim exceeds 25 000 the right to a hearing will be determined by the AAA Rules Any in person arbitration hearings...

Page 12: ...e arbitration proceeding the terms including any amount of any settlement offer made by either you or LG will not be disclosed to the arbitrator until the arbitrator determines the dispute Agreement to Binding Arbitration and Class Action Waiver Upon failure to resolve the dispute during the 30 day period after LG s receipt of the Notice of Dispute you and LG agree to resolve any claims between yo...

Page 13: ... territory in which you reside unless you and LG both agree to another location or agree to a telephonic arbitration Severability and Waiver If any portion of this Limited Warranty including these arbitration procedures is unenforceable the remaining provisions will continue in full force and effect to the maximum extent permitted by applicable law Should LG fail to enforce strict performance of a...

Page 14: ...14 Vertical Air Handling Unit ...

Page 15: ...ase call the installing contractor of your product as warranty service will be provided by them CANADA Service call Number 888 LG Canada 888 542 2623 Numéro pour les appels de service LG Canada 1 888 542 2623 ...

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