LG LSU090HE User manual

P/NO : 3828A20434H www.lg.com

http://www.lghvac.com

OWNER’S MANUAL

AIR CONDITIONER

Please read this manual carefully before operating

your set and retain it for future reference.

TYPE : Room Air Conditioner

ENGLISH FRANÇAIS ESPAÑOL

##############

2Room Air Conditioner

Room Air Conditioner Ownerʼs Manual

TABLE OF CONTENTS

FOR YOUR RECORDS

Write the model and serial numbers here:

Model #

Serial #

You can find them on a label on the side of each unit.

Dealer's Name

Date Purchased

■Staple your receipt to this page in the event you need

it to prove date of purchase or for warranty issues.

READ THIS MANUAL

Inside you will find many helpful hints on how to use

and maintain your air conditioner properly. Just a little

preventive care on your part can save you a great deal

of time and money over the life of your air conditioner.

You'll find many answers to common problems in the

chart of 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 ensure

that they do not play with the air conditioner.

• When the power cord is to be replaced,

replacement work shall be performed by

authorized personnel only using only genuine

replacement parts.

• Installation work must be performed in

accordance with the National Electric Code by

qualified and authorized personnel only.

Safety Precautions.........................3

Prior to Operation ..........................9

Introduction ..................................10

Electrical Safety ...........................11

Operating Instructions.................12

Maintenance and Service ............26

Safety Precautions

Ownerʼs Manual 3

ENGLISH

Safety Precautions

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

followed.

■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

Do not use damaged power

cords, plugs, or a loose

socket.

• There is risk of fire or electric

shock.

For electrical work, contact

the dealer, seller, a qualified

electrician, or an Authorized

Service Center.

• There is risk of fire or electric

shock.

Always use the power plug

and socket with the ground

terminal.

• There is risk of electric shock.

Install the panel and the

cover of control box securely.

• There is risk of fire or electric

shock.

Do not modify or extend the

power cord.

• There is risk of fire or electric

shock.

Do not install, remove, or re-

install the unit by yourself

(customer).

• There is risk of fire, electric shock,

explosion or injury.

Safety Precautions

4Room Air Conditioner

Be cautious when unpacking

and installing the product.

• Shape edges could cause injury.

Be especially careful of the sharp

edges.

For installation, always

contact the dealer or an

Authorized Service Center.

• There is risk of fire, electric shock,

explosion, or injury.

Do not install the product on

a defective installation stand.

• It may cause injury, accident, or

damage to the product.

Be sure the installation area

does not deteriorate with age.

• If the base collapses, the air

conditioner could fall with it,

causing property damage, product

failure, and personal injury.

Install the indoor unit on the

wall where the height from

the floors more then 8ft(2.4m)

• There are sharp moving parts that

could cause personal injury.

Do not handle the pipe by

yourself(Costomer)

• High-Pressure refrigent may cause

personal injury.

■Operation

Do not turn the air-

conditioner ON or OFF by

plugging or unplugging the

power plug.

• There is risk of fire or electric

shock.

Use a dedicated outlet for this

appliance.

• There is risk of fire or electric

shock.

Grasp the plug to remove the

cord from the outlet. Do not

touch it with wet hands.

• There is risk of fire or electric

shock.

8ft(2.4m)

Safety Precautions

Ownerʼs Manual 5

ENGLISH

Use a dedicated outlet for this

appliance.

• There is risk of fire or electric

shock.

Grasp the plug to remove the

cord from the outlet. Do not

touch it with wet hands.

• There is risk of fire or electric

shock.

Do not allow water to run

into electric part.

• There is risk of fire, failure of

the product, and/or electric

shock.

Do not place a heater or other

appliances near the power

cable.

•

There is risk of fire, failure of the

product, and/or electric shock.

Do not let the air conditioner

run for a long time when the

humidity is very high and a

door or a window is left open.

• Moisture may condense and wet or

damage furnishings.

Do not store of use

flammable gas or

combustibles near the air

conditioner.

• There is risk of fire or product

failure.

Do not use the product in a

tightly closed space for a

long time.

• Oxygen deficiency could occur.

•

Some ventilation by opening window

is necessary for the fresh air

When flammable gas leaks, turn off

the gas and open a window for

ventilation before turning the

product on. Do not use the

telephone or turn switches on or off.

• There is risk of explosion or fire.

Unplug the unit if strange

sounds odors or smoke

comes from it.

•

There is risk of fire, Product faiure,

and/or electric shock.

Wax

Thinner

Safety Precautions

6Room Air Conditioner

■Installation

Take care to ensure that

nobody could step on or fall

onto the outdoor unit.

• There could result in personal

injury and product damage.

Do not insert hands or other

objects through the air inlet

or outlet while the air

conditioner is plugged in.

• There are sharp and moving parts

that could cause personal injury.

Always check for

gas(refrigerant) leakage after

installation or repair of

product.

• Low refrigerant levels may cause

product failure.

Ventilate the product from

time to time when operating it

together with a stove, etc.

• There is risk of fire or electrical

shock.

Unplug the appliance before

performing cleaning or

maintenance.

• There is risk of electric shock.

When the product is not be

used for a long time

disconnect the power supply

plug or turn off the breaker.

• There is risk of product damage or

failure, or unintended operation.

Stop operation and close any

window in storm or hurricane

before the hurricane arrives.

• There is risk of property damage,

failure of product, or electric

shock.

Do not open the inlet grill of

the product during operation.

(Do not touch the

electrostatic filter, if the unit

is so equipped.)

• There is risk of physical injury,

electric shock, or product.

When the product is soaked

(flooded or submerged),

contact an Authorized

Service Center.

• There is risk of electrical shock.

Safety Precautions

Ownerʼs Manual 7

ENGLISH

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 air

conditioner.

• Avoid personal injury.

Do not install the product

where it will be exposed to

sea wind (salt spray) directly.

• It may cause corrosion in the

product. Corrosion, particularly on

the condenser and evaporator fins,

could cause product malfunction

or inefficient operation.

Do not direct airflow at room

occupants.

• This could damage 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.

■Operation

90˚

Safety Precautions

8Room Air Conditioner

Do not drink the water

drained from the unit.

• It is not sanitary and could cause

serious health issues.

Use a firm stool or ladder

when cleaning or maintaining

the air conditioner.

• Be careful and avoid personal

injury.

Replace all the batteries in

the remote.

• 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.

■Disuse

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 unit)

• 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.

Ownerʼs Manual 9

Prior to operation

Prior To Operation

1. Contact an installation specialist for installation.

2. Plug in the power plug properly.

3. Use a dedicated circuit.

4. Do not use an extension cord.

5. Do not start/stop operation by plugging/unplugging the power cord.

6. If the cord/plug is damaged, ony replace it with an authorized replacement part.

1. Being exposed to direct airflow for a long time may be hazardous to your health. Do not expose

occupants, pets, or plants to direct airflow for a long time.

2. Ventilate the room when the air conditioner is used with other heating devices. Otherwise the oxygen

supply may be inadequate.

3. Do not use this air conditioner for non-specified special purpose (e.g. preserving precision devices, food,

pets, plants, or art objects). Such use may damage your properties.

1. Do not touch the metal parts of the unit when removing the filter. Injury can occur.

2. Do not use water to clean inside the air conditioner. Exposure to water can destroy the insulation,

leading to electric shock.

3. When cleaning the unit, first make sure that the power and breaker are turned off. The fan rotates at a

very high speed during operation. There is a possibility of injury if the unit power is accidently turned on

while the interior of the unit is being cleaned.

For repair and maintenance, contact your authorized service dealer.

Preparing For Operation

Usage

Cleaning And Maintenance

Service

ENGLISH

10 Room Air Conditioner

Introduction

This symbol alerts you to the risk of electric shock.

This symbol alerts you to hazards that may cause harm to the

air conditioner.

This symbol indicates special notes.

NOTICE

Features

Symbols Used In This Manual

(Side) (Rear)

Air outlet

vents

Air Inlet

vents

Piping

Signal Receptor

Front Panel

Air Inlet

Air Filter

Indoor

Outdoor

• This appliance should be installed in accordance with national wiring regulations. This guide acts

as a guide to help to explain product features.

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