LG LT-H242PLE0 Manual de usuario

P/NO : MFL42291405

www.lg.com

INSTALLATION MANUAL

AIR CONDITIONER

• Please read this installation manual completely before installing the product.

• Installation work must be performed in accordance with the national wiring

standards by authorized personnel only.

• Please retain this installation manual for future reference after reading it

thoroughly.

TYPE : Ceiling Cassette

ENGLISH ESPAÑOL

PORTUGUESE

2Ceiling Cassette Air Conditioner

Ceiling Cassette Air Conditioner Installation Manual

TABLE OF CONTENTS

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

Introduction........................................8

Symbols used in this Manual..........8

Features ...........................................8

Installation ..........................................9

Installation Tools..................................9

Installation of Indoor,

Outdoor Unit

...................................10

Remote Control Preparation ............14

Air purging.........................................23

Test running

....................................25

Installation guide at the seaside ......27

Connecting cable

Pipes: Gas side

Liquid side

Hanging Bolt

(W 3/8 or M10 length 650mm)

Insulated drain hose

Additional Drain hose

(Inner Dia.............32mm)

Horizontal meter

Screw driver

Electric drill

Hole core drill (ø70mm)

Flaring Tools set

Torque Wrenches

Hexagonal Wrench (4mm, 5mm)

Gas-leak detector

Owner’s Manual

Installation Manual

Thermometer

Installation

Requirements Required Parts Required Tools

ENGLISH

Installation Manual 3

Safety Precautions

To prevent injury to 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.

nMeanings of symbols used in this manual are as shown below.

This symbol indicates the possibility of death or serious injury.

This symbol indicates the possibility of injury or damage.

Be sure not to do.

Be sure to follow the instruction.

Safety Precautions

nInstallation

Do not use a defective or

underrated circuit breaker. Use

this appliance on a dedicated

circuit.

• There is risk of fire or electric

shock.

For electrical work, contact the

dealer, seller, a qualified

electrician, or an Authorized

Service Center.

• Do not disassemble or repair

the product. There is risk of fire

or electric shock.

Always ground the product.

• There is risk of fire or electric

shock.

Install the panel 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.

4Ceiling Cassette Air Conditioner

Safety Precautions

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 yourself

(customer).

• There is risk of fire, electric

shock, explosion, or injury.

Be cautious when unpacking

and installing the product.

• Sharp edges could cause

injury. Be especially careful of

the case edges and the fins on

the condenser and evaporator.

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.

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

furniture.

■Operation

Do not touch(operate) the

product with wet hands.

• There is risk of fire or electrical

shock.

Do not place a heater or other

appliances near the power

cable.

• There is risk of fire and electric

shock.

Do not let electric parts of the

product get wet.

• It may cause There is risk of

fire, failure of the product, or

electric shock.

Use a vacuum pump or Inert (nitrogen) gas when doing leakage test or air purge. Do not compress air or oxygen

and do not use flammable gases. Otherwise, it may cause fire or explosion.

•

There is the risk of death, injury, fire or explosion.

Installation Manual 5

ENGLISH

Safety Precautions

Be cautious that water could not enter the

product.

• There is risk of fire, electric shock, or product

damage.

Turn the main power off when cleaning or

maintaining the product.

• There is risk of electric shock.

Gasolin

Do not store or use flammable gas

or combustibles near the product.

• There is risk of fire or failure of

product.

If strange sounds, or small or smoke

comes from product. Turn the

breaker off or disconnect the power

supply cable.

• There is risk of electric shock

or fire.

When the product is soaked

(flooded or submerged),

contact an Authorized Service

Center.

• There is risk of fire or 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.

Take care to ensure that nobody could step on

or fall onto the outdoor unit.

• This could result in personal injury and product

damage.

6Ceiling Cassette Air Conditioner

Safety Precautions

nInstallation

nOperation

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.

Do not install the product where

the noise or hot air from the

outdoor unit could be offensive

to the neighborhoods or damage

property.

• 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.

90˚

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.

Safety Precautions

Installation Manual 7

ENGLISH

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.

Wax

Thinner

Do not step on or put anyting 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.

• Could adversley effect operation.

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.

8Ceiling Cassette 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

Introduction

Symbols used in this Manual

Features

Remote

Controller

Anti-bacteria

Air Outlet

Air Inlet

Installation

Installation Manual 9

ENGLISH

Installation

Installation Tools

Figure FigureName

Screw driver

Electric drill

Measuring tape, Knife

Hole core drill

Spanner

Torque wrench

Ohmmeter

Hexagonal wrench

Ammeter

Gas-leak detector

Thermometer,

Horizontal meter

Flaring tool set

Name

10 Ceiling Cassette Air Conditioner

Installation

Installation of Indoor, Outdoor Unit

Selection of the best location

1) Indoor unit

• There should not be any heat source or steam

near the unit.

• There should not be any obstacles to prevent

the air circulation.

• A place where air circulation in the room will

be good.

• A place where drainage can be easily

obtained.

• A place where noise prevention is taken into

consideration.

• Do not install the unit near the door way.

• Ensure the spaces indicated by arrows from

the wall, ceiling, or other obstacles.

• The indoor unit must keep the maintenance

space.

2) Outdoor unit

• If an awning is built over the unit to prevent

direct sunlight or rain exposure, be careful that

heat radiation from the condenser is not

restricted.

• There should not be any animals or plants

which could be affected by hot air discharged.

• Ensure the spaces indicated by arrows from

the wall, ceiling, fence or other obstacles.

Unit:mm

Ceiling

Ceiling Board Ceiling Board

300 or more

Above 2500

400 or less

1000

or more

500 or

300 or less

Floor

More than

300mm

Fence or

obstacles

More than 700mm

More than 600mm

More than

300mmm

More than

300mm

Sunroof

❈Please use an annexed sheet or the corrugated

cardboard on the bottom of packing as installation

sheet.

❈When using the bottom sheet, please use it after

separating the installation sheet from packing of

the product floor by using a knife etc as a picture

below.

Annexed sheet

Packing corrugated

cardboard on the

bottom

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