LG LWC121CSAA0 Owner's Manual

Room

Air

Conditioner

(Window

OWNER'S

WINDOW

?

Please
before

?

Contact
maintenance

?

Contact

?

The
childrenorinfirm

?

Young

that

MODELS:

(MODELOS)

TYPE

read

operating

the

the

appliance

children

do

they

LWC121CSAA0
LWC121CSAA1
LWC123CSAA1
LWC123CSAA2
LWC183MSAB1
LWC183MSAB2
LWC243NSAB1
LWC243NSAB2
LWC243NSAB3

Type)

ROOM

carefully

this

authorized

of

this

installer

is

not

persons

should

not

play

MANUAL

AIR

CONDITIONER

and

thoroughly

unit.

SVC

man

unit.

for

installationofthis

intended

with

for

without

be

supervised

the

appliance.

LWC121CSMK0
LWC121CSMK1
LWC123CSMK1

LWC123CSMK2
LWC183MSMM1
LWC183MSMM2
LWC243NSMM1
LWC243NSMM2
LWC243NSMM3

this

manual

for

use

repair

unit.

by

young

or

supervision.

to

ensure

ENGLISH

ESPANOL

Aire

(Tipo

MANUAL

Antes

de

usar

cuidadosamente

Acondicionado

de

Ventana)

DEL

su

aire

acondionado,

y

mantengalo

para

lea

futura

USUARIO

este

manual

referencia.

1.

Safety

2.

Operating

3.

Care

4.

Hardware

5.

Common

Precautions

Instructions

and

Maintenance

Installation

Issues

FOR

Write the
Model
Serial
You
Dealer's

Date

Staple

it

READ

Inside
and

preventive

of

time

You'll
chart

Troubleshooting

for

YOUR

model and

#

#

can

find

them

Name

Purchased

your

to

date

prove

will

you

maintain

your

care

and

money

find

many

of

troubleshooting

serviceatall.

receipt

THIS

find

on

PRECAUTION

?

Contact

the

air

children

do

not

the

shall

only

National

authorized

the

installer

conditioner

play

power

be

performed

genuine

work

Electric

only.

maintenanceofthis

?

Contact

?

The
childrenorinvalids

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they

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When
work

using

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Installation
the

personnel

RECORDS

serial

numbers

on

a

labelonthe sideofeach

to

this

purchase

page

or

of

MANUAL

many

helpful

air

conditioner

can

part

the

life

to

common

If

tips.

first,

you

service

unit.

for

installationofthis

is

not

intended

without

supervision.

be

supervised

air

the

conditioner.

istobe

authorized

by

replacement

be

performed

Code

by

answers

Tips

should

with

cord

must

your

over

here:

in

the

for

warranty

hintsonhow

properly.

save

of

your

review

you

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parts.

qualified

event

you

air

problems

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in

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issues.

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our

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needtocall

for

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use

by

ensure

to

replacement

personnel

and

authorized

unit.

to

in

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need

use

deal

the

of

or

that

only

with

Safety

Precautions

Precautions

To

prevent

be

Incorrect
classifiedbythe

followed.

injury

operation

WARNING

CAUTION

Meaningsofsymbols

Installation

No

installation

shock

install

may

accident.

Always

?

to

the

due

following

the

expansion

cause

user

or

other

to

ignoring

indications.

This

This

usedinthis

fire

and

people

instruction

indicates

symbol

indicates

symbol

manual

Be

panel(s).

electric

and

property

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the

the

are

as

Be

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to

WARNING

damage,

cause

harm

possibility

the

following

or

damage.

of

deathorserious

instructions

The

seriousness

injury.

possibilityofinjuryordamagetoproperties

shown

below.

sure

follow

Do

?

It

not

may

not

the

place

cause

do.

to

instruction.

the

fire

and

power

cord

electric

near

shock.

a

must

is

ENGLISH

only.

heater.

Do

not

gas

benzene,

?

It

may

use

or

combustibles

thinner,

cause

the

power

explosion

etc.

cord

such

or

near

as

gasoline,

fire.

Gasolin

flammable

Do

disassemble

not

?

It

cause

may

failure

and

or

modify

electric

products.

shock.

3

Operation

in

Plug
properly.

?

Otherwise,

electric

heat

generation

shock.

Do

not

length.

?

It

will

cause

fire

duetoheat

the

power

it

will

cause

shockorfire

or

modify

power

electric

generation.

plug

due

electric

cord

shock

Do

not

operateorstop

unit

by

insertingorpulling

out

the

power

plug.

?

It

will

cause

electric

to

fire

duetoheat

generation.

the

shock

or

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not

damage

unspecified

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It

will

cause

fire.

or

power

electric

use

cord.

shock

an

or

ON

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share

not

other

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or

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cause

fire

duetoheat

the

appliances.

electric

generation.

outlet

shock

with

Always

plug

grounded

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or

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grounding

electric

shock

Installation

into

outlet.

may

(See

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a

cause

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and

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operate

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with

damp

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wet

shock.

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into electric

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electric

Installation

allow

water

parts.

failureofmachine

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run

to

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air

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running.

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not

entire

door

the

conditioner

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closed

to

is

cool

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the

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air

conditioner

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It

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out.

cause

burn.

before

explosion,

operating

when

gas

fire,

ENGLISH

CAUTION

Never

touch

of

the

unit

the

filter.

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are

They

cause

injury.

Be

cautious

sharp

edges

installing.

?

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removing

and

to

when

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parts

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the

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appliance

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when

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damage.

block

cause

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by

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of

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head

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is

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wear.

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leaving

there
duetothe

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switch

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long

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Prevent

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the

that

the

outer

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concern

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appliance

of

age

damaged,

damage

fallingofproduct.

off

main

the

when

time.

accidental

not

power

using

startup

possibilityofinjury.

case

or

for

it

5

Do

not

on

the

care

so

be

not

?

There
electric

Turn

off

breaker

cleansing

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Since

the

speed

cause

may

place

power

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pressed.

is

danger

shock.

the

firstly

the

fan

during

injury.

heavy

object

cord

and

cord

the

of

fire

and

power

when

unit.

rotates

at

operation,

take

should

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it

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water

turn

of

the

Contact

taking

from

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plant
exposed

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enters

the

off

the the

main

bodyofappliance.

service

the

power-plug

the

socket.

putapet

whereitwill

to

direct

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injure

product,

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center

or

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air

the

switch

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flow.

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precision

air

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enter

the

unit

insulation.

electric

shock.

this

appliance

purposes

such

precision

conditioner,

refrigeration

system.

not

and

It

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of

art.

a

Always
securely.

Clean

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Operation

cause

insert

it

every

without

failure.

the

two

filter

weeks.

filters

will

Use

a

use

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strong

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appearance

conditioner

change

surface

soft

cloth

wax,

thinner,

detergent.

may

or

color,

flaws.

6

clean.

to

or

a

of

the

air

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develop

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Wax

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from

air

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direct

occupants

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contains

will

make

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drink

conditioner.

airflow

only.

containments

you

damage

drained

water

at

sick./This

health.

your

room

/

Do

and

Operating

Instructions

Controls

Location

and

Function

of

Controls

The

NOTICE

controls

On

3

2

4

1

Thermostat

will

5

look

Off

Auto

6

like

:

Optional

Swing

7

8

9

one

of

the

following.

ENGLISH

OFF

MED

FAN

LOW

FAN

LOW

COOL

Operation

HIGH
COOL

MED

COOL

3

2

Thermostat

4

1

Temperatura

Min.

Auto

5

6

Max.

Swing

Off

7

8

9

AUTO

AIR

NO

Operation

On

SWING

SI

OFF

MED

FAN

LOW

FAN

Vent.

HIGH
COOL

MED

COOL

LOW

COOL

Funcion

No

Refrig.

Temperatura

Min.

Max.

Funcion

No

Vent.

Refrig.

7

OPERATION

HighCool(

Low

Cool

circulation

( )

and

:

If

you

switching

Cooling

For

Normal

Thermostat

For

Maximum

Thermostat

For

Quieter

Thermostat

THERMOSTAT

The

THERMOSTAT

the

room

air

5or6

at

will

position

indoor

The

),MedCool(

provide

cooling

without

filtering

move

the switch

back

to

a

Descriptions

Cooling-

Nighttime

same

become

(the

Select

Select

Cooling-

is

usedtomaintain

levelofcomfort.

cooler.

middle

Cooling-

knob.

knob.

&

knob.

the

)and

with

different

cooling.

fromacool

cool

setting.

CoolorMed

High

Cool

High

Select

positionofarc)

Off

When

( )

setting

with

Low

the

fan

o

Cool

the

Cool

room

you

isanormal

Med

speeds.

turns

the

air

to

off

ortoa

with

the

Operation

with

the

temperature.

turn

the

knob

setting

Fan

( )

conditioner

fan

setting,

Operation

knobatthe

Operation

The

compressor

to

a

higher

for

average

or

Low

Fan

will

midpoint

number

midpoint

cycle

right

( )

on

off.

waitatleast3minutes

knobatthe

highest

knobatthe

number(the

conditions.

provides

of

available

of

and

side)

before

off

and

air

on

your

to

keep

the

AUTO

Auto
ON
OFF

swing

( )
( )

CAUTION:

set

to

SWING

switch

:

Auto

:

Auto

the

swing
swing

When

fan

(Optional)

controls

the

is

operated.

is

not

air

the

position,

horizontal

air

directionbyair

operated.

has

conditioner

waitatleast3minutes

been

swing

performed

before

resetting

system

its

cooling

to

the

on

(not

operation

cooling

all

models).

and

is

operation

turned

again.

off

or

Controls

The

NOTICE

ON

OFF(

controls

Thermostat

Warmer

Thermostat

AUTO

( )

will

SWING

:

Air
knob

):Stops

look

Cooler

swing

is

the

:

is

set

operation

like

one

of

the

Optional

FAN FAN

Operation

Heater

Operation

(Optional)

the

COOLorHEAT

of

while

air

operated

to

following.

OPERATION

swing.

position.

THERMOSTAT

Turn

the

thermostat

The

setting.

conditions.

average

necessary,

preference.

The

thermostat

but the

heating,

whenever

room

control
thermostat

the

is

too

clockwise.Ifthe

HEATER

When

the

unit

lamp

green

When

the

frost

outside,

defrosting

lamp

green

The

unit

may

1to10

minutes.

This

should

After

defrosting,

OPERATION

OFF
LOW

FAN

LOW

COOL

HIGH

COOL

LOW

HEAT

HIGH

HEAT

CAUTION:When
been
is

turned

at

least3minutes

cooling

control

in

accordance

automatically

fan

air

conditionerisin

turn

warm,

control

counterclockwise.

sets

is

lighted.

settlesonthe

is

is

turned

a

give

not

be

regarded

the

( )

o

( )

( )

( )

( )

( )

performed

off

operation

controltothe

isanormal

position

You

can

with

runs

continuously

the

thermostat

room

( )

operation

heating

made

automatically

off.

"hiss"

and

as a

operation

heating

:

Turns

the

:

Permits

operation

(heating).

:

Permits

speed

operation.

:

Permits

fan

speed

:

Permits

fan

speed

:

Permits

fan

speed

the

its

cooling

or

set

to

before

again.

desired

change

your

controls

operation.

is

too

LAMP

heat

exchanger

the

fan

problem.

air

the

low

without

cooling

cooling

operation.

heating

operation.

heating

operation.

air

conditioner

fan

the

resetting

setting

this

setting,

temperature

cooling

turn

cool,

condition,

and

motor

begins

conditioner

fan

speed

cooling

with

the

with

the

with

the

with

the

operation

position,

for

or

If

the

the

the

of

the

stops

again.

off.

low

high

low

high

has

to

the

ENGLISH

if

the

for

fan

and

wait

9

Operating

Instructions

The

controls

will

Remote

look

like

one

of

the

following.

56

Control

Operation

REMOTE

CONTROL

Controls

CAUTION:
window
air

conditioner.

1.

POWER

Operation

2.

AUTO

SWING

The

vertical

3.

ROOM

TEMPERATURE

Control

4.

5.

6.

7.

the

FAN

SPEED

Select

the

OPERATION

Select

Cooling,

ON/OFF

TIMER

Set

the

time

SIGNAL RECEIVER

AUTO

RESTART

In

failureofelectric

56

BUTTON

starts,

louver

room

fan

of

3 24

34

The

of

air

the

when

(Optional)

swings

temperature

SELECTOR

speed

MODE

or

Fan,

BUTTON

starting

power,

Remote

Control

conditionerorit

this

button

horizontally

SETTING

within

in

three

steps

SELECTION

Dehumidification

and

stopping

the

unit

7

1

7

1

unit

is

pressed

the

by

BUTTON

a

range

{High[F3]

BUTTON

mode

operation.

runs

as

will

there

and

automatic

of

previous

3

4

6

not

function

are

obstacles

when

stops

system

16°Cto30°C.

Low[F1]

with

this

button.

The

timer

setting

properly

between

you

and

Med[F2]

is

set

by

operation.

if

strong

the

the

press

when

stops

High[F3]...}.

1

hour.

1

5

2

Remote

button

3

6

light

you

strikes

Control

again.

press

the

the

unit

button

sensor

and

1

4

5

the

again.

How

1.

2.

3.

Remove

the

remote

Insert
Re-attach

to

the

Insert

the

cover

controller.

two

the

from

batteries.

cover.

the

the

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back

of

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remote

conditioner
used
of

time.

10

use

rechargeable

cells

dry

the

batteries

controllerifthe

is

not

foranextended

in

shape,

going

batteries,

from

the

air

to

be

length

such

dimensions,

batteries

and

performance.

differ

from

Operating

Instructions

Additional

The
When
The

controls

Ventilation

ventilation

fresh

damperisopened

air

lever
is

necessary

and

must

Adjusting

beinthe

in

the

room

information.

airisdrawn

important

and

CLOSE

room,

position

set

the

ventilation

out.

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the

in

ordertomaintain

levertothe

Flow

the

OPEN

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best

cooling

position.

Part

A

conditions.

Part

ENGLISH

B

NOTICE

Air

The

directionofair

vertical

CLOSE

:Before

position

to

horizontal

Direction

louver.

using

the

can

VENT

the

lever,

line

be

controlled

ventilation

as

shown.

with

part

OPEN

feature,

First,

.

whenever

down

pull

want

you

?

HORIZONTAL

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direction

horizontally

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again

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VERTICAL

The
louver.

?

Auto

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setting

part

control

you

vertical

horizontal

to

cool

control

want

at

the

Swing

the

by

adjusting

AIR

horizontal

button

the

automatic

by

to

the

stop

desired

AIR-DIRECTION

air

direction

Models

air

direction

AUTO

SWING

the

horizontal

DIRECTION

directionofair

and

the

air-swing

air

flow

from

of

position

the

is

adjustedbymoving

is

automatically

switchtothe

air

flow

vane.

CONTROL

louver

CONTROL

flow,

press

will

system.

moving,

ON

and

the

be

swept

the

press

the

controlled

position.

the

air

flow

button

horizontal

by

11

How

The

air

conditioner

is

drainedtothe

air)

In

humid

very

from

the

air

detailed

below.

1.

Take

the

2.

Remove

3.

Install

the

screws.

4.

Connect
drain

pan.You

satisfy

your

How

A

drain

hole

Selectadrain

1.

Remove

2.

Connectadrain

3.

Or

connect

to

the

pipe

to

Attach

employs

outside.

weather,

cause

may

drain

pan

the

hole

rubber

drain

pan

the

drain

can

particular

to

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is

provided

method

the

hole

rubber

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a

pipe

elbowasshown

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a

for

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some

water

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from

to

the

right

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purchase

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at

the

according

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elbowtothe

proper

reverse

the

outlet

the

(Drain

a

rear

to

the

drain

in

Fig.

Pan

drain

to

collect.

base-pan

corner

locatedatthe

drain

hose

Drain

of

the

the

following.

base-pan.

pipe

drain

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pipe,

method

cycle

of

hose

air

as

the

(Some

whereby

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To

remove

air

discharge.

some

(for

cabinet

or

tubing

is

not

supplied).

Hose

conditioner

some

(for

shown

in

then

connect

Models)

the

reverse

this

excess

models).

with

4

(or

bottomofthe

locally

unit.

models)

Fig.

1.

a

to

drain

condensed

mode)

water

2)

hose

water

excessive

you

DRAIN

PAN

SCREW

DRAIN

(moisture

can

install

CABINET

HOSE

removed

condensate

the

DRAIN

DRAIN

drain

water

PIPE

HOSE

DRAIN

DRAIN
DRAIN

pan

from

the

removed

as

Fig.

Fig.

PIPE

ELBOW
HOSE

1

2

Operating

Instructions

TURN

THE

Outdoor

The

coilsonthe

regularly.

steam

If

cleaned,

AIR

they

CONDITIONER

Coils

outdoor

are

clogged

a

service

Adjusting

OFF

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12

FROM

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air

filter

filter

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buildupand

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block

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coils.

cooling

inlet

the

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grille

air

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the

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upward

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open

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the

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by

pulling

the

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water

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the

inlet

grille

assembly

grille

below40C

the

filter

to

see

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downward

by

pulling

(104

completely.

if

inlet

by

pulling

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Replace

cleaning

capacity

grille.(a)

out

the

air

filter

the

is

necessary.

and

the

up

filter.

top

also

or

of

down

causes

the

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inlet

an

accumulation

grille.(b)

slightly.

particles

in

the

of

ENGLISH

1.

2.

NOTICE

How

Pull
Push

insert

:MarkΔof

CAUTION:
reduce

down

front

front

performance.

to

Attach

front

grille

grille's

grille's

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inlet

tips

tabs

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from

toward

grille

operate

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the

into

the

means

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the

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cabinet

the

cabinetinorder

cabinet.

air

top.

direction.

conditioner

to

to

withoutafilter

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3.

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4.

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plate

5.

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13

the

of

the
the

inlet

because

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screw

evaporator.

grille.

dirt

through

and

the

lint

front

will

grille

clog

into

and

it

the

Hardware
Installation

parts

Learning

Features

name

1

1

prior

Hardware

to

installation

67

7

Installation

will

help

you

understanding

23

45

6

35 2

4

the

installation

10

15

10

procedure.

8

9

8 9

12 13

12131114

11

14

1.

CABINET

2.

HORIZONTAL
DEFLECTOR

(VERTICAL

3.

VERTICAL

(HORIZONTAL

Installation

AIR

LOUVER)

AIR

LOUVER)

DEFLECTOR

Hardware

4.

5.

6.

7.

8.

9.

AIR

FRONT
AIR
AIR

CONTROL

POWER

Screw

DISCHARGE

GRILLE

INTAKE(INLET

FILTER

BOARD

CORD

14

GRILLE)

10.

11.

12.

13.

14.

15.

EVAPORATOR
CONDENSER
COMPRESSOR
BASE
BRACE
REMOTE

Foam

PAN

CONTROLLER

Hardware
Installation

Installation

Steps

Read

completely,

?

The

appliance

?

If

a

power

plug

picture.

Select

1.

To
installed

2.

Install

the

3.

There
fence
becauseitwill
Restrictionofoutside

efficiency

4.

Install
condensed
bubble

prevent

the

unit.

should

or

the

with

CAUTION:
remain

the

vibration

securely

unit

wall,

of

the

unitalittle

water

level).

then

follow

step-by

step.

shallbeinstalledinaccordance

isn'ttobe

Best

and

where

be

no

within

prevent

air

into

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exposed

used,

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and

noise,

firmly.

the

sunlight

obstacle,

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from

heat

radiationofthe

air

will

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obliquely

the

room

side

louvers

to

the outsideofthe

provide

make

does

such

the

outward

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of

a

sure

not

as a

backofthe

reduce

not

10~15mm

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shine

condenser.
the

to

cabinet

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national

breaker

unit

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cabinet

cooling

leak

the

or

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structure.

1/4

wiring

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on

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regulation.

source

and

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Breaker

delay.

the

source

breaker

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power

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or

time

AIR

70-150cm

unit,

10~15mm

as

following

HEAT

RADIATION

Over

1/4

ENGLISH

FENCE

50cm

Bubble

Remove

1.

Remove

case.

2.

Remove

Keep

these

the

the

the

2

shipping

2

screws on

for

later

Air

screws

use.

Shipping

Conditioner

from

each

sideofthe

screws

the

backofthe

case.

From

15

3.

Slide
the

bracing

4.

Before

case,

from

the

the

base

installing

remove

the

Case

air

conditioner

pan

the

case.

compressor

handle

the

the

from

and

Air

Conditioner

white

styrofoam

(Applicable

the

pulling

White

case

forward

back

shipping

for

some

styrofoam

by

gripping

while

into

models).

block

Level

the

block

Install

1.

Slide
Reinstall

sideofthe

the

the

air

conditioner

the

2

case.

screws

Air

into

removed

Conditioner

the

case.

earlieroneach

in

the

Case

5.

Attach
tabsonthe

case.

the

Push

front

grille

the

grille

into

grille

to

the

the

slotsonthe

in

until

case

it

snaps

by

inserting

frontofthe

into

the

place.

CAUTION:

connected
green

2.

Stuff

the

wall

to

room.

3.

Before

control

as

shown.

Use

1.

If

you

Turn

inside

Disassemble

by

inserting

Rotate

front

grille.

Then,

2.

If

you

change.(The

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Power

wire

foam

prevent

installing

lever

located

the

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want

to

pull

out

the

"---"

a

the

inlet

insert

the

want

to

pull

grille

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to

must

between

air

and

the

out

the

inlet

type

grille

filter

out

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power

an

independent

be

the

insects

front

above

the

front

grille.

grille

screw-driver

180

the

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already

cord

grounded.

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top

from

pull

grille,

the

unit

filter

upward,

from

the

degrees

filter

downward,

assembled

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must

circuit.

the

getting

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out

control

Inlet

front

tip.

and

unit

open

insert

be

and

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the

grille

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into

the

vent

knobs,

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the

with

the

use

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that

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hooks

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way.)

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from

your
you.

6.

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screw.

slightly.

into

the

the

the

inlet

you

the

right

inlet

Lower

hinged

lower

grille

case,

side

detach

grill

holes

without

push

and

the

and

part

of

the

pull

inlet

front

the

secure

grille

grille

it

toward

grille

the
into

to

front

place.

grille

with

a

16

Common

Issues

Common

Problems

and

Solutions

Troubleshooting

Save

time

and

not

may

may

or

may

outdoor

fan

will

needtocall

Operation

hear

when

hear

collectinthe

sideofthe

run

may

Operation

you

Normal

?

You

days

?

You

?

Water
the

?

The

Abnormal

Problem

Air

conditioner

does

not

start

Air

conditioner

does

not

should

Air

freezing

coolasit

conditioner

up

Tips

Review

money!

the

for

a

pinging

humidityishigh.

the

thermostat

base

unit.

even

when

the

chart

caused

This
when

during

compressor

below

by

design

the

high

service.

noise

click

pan

the

Possible

The

air

conditioner

The

fuseisblown/circuit

tripped.

Power

failure.

Airflowisrestricted.

The

thermostat

high

enough.

TEMP
number.

The

air

The

room

Cold

air

Cooling

Ice

blocks the

the

air

room.

Control

filter is

may

is

escaping.

coils

have

air

conditioner

may

set

dirty.

have been

first

water

compressor

humidity

does

Causes

is

unplugged.

notbeset

too

higher

iced

flow

and

from

and

being

feature

not.

breaker

hot.

up.

stops

cooling

picked

helps

cycles

or

on

is

the

and

up

remove

on

and

rainy

days.

?

Make

completely

?

Check

replace

?

If

power

When
the

air

compressor

?

Make
furniture

?

Turn

the

setting

?

Set

the

?

Clean
See

the

?

When
needtoallow

?

Check
air

returns.

?

Set

the

position.

?

See

Air

?

Set

the

with

the

?

Set

the

with

the

thrown

against

moisture

off.

The

water

sure

the

into

the

house

the

fuse

failure

is

power

conditioner

overload.

sure

there

blocking

knob

provides

TEMP

the

filteratleast

operating

the

air

conditionerisfirst

time

for

open

air

conditioner's

Conditioner

mode

controlatMED

thermostat

mode

controlatHIGH

high

temperature.

the

and

improve

may

What

air

conditioner

the

outlet.

fuse/circuit

or

reset

occurs,

restored,

to

prevent

are

no

the

to

a

higher

maximum

control

instructions

for

furnace

Freezing

at

condenser

efficiency.

overflow

To

Do

breaker

the

breaker.

push

power

wait3minutes

tripping

curtains,

front of

the

setting.

cooling.

to

a

lower

every

the

room

floor

registers

vent

to

1or2

(Left

on

rainy

and

drip

plugispushed

box

buttontoOFF.

to

of

the

or

blinds,

air

conditioner.

The

highest

number.

2

weeks.

section.

turned

on

to

cool

down.

and

the

closed

below.

Up

fan

or

high

side).

fan

or

high

ENGLISH

from

and

restart

you

cold

cool

cool

17