LG LWA5MR4D, LWA3DW4DD1 Owner’s Manual

Please read this manual carefully before operating the unit.

Room Air Conditioner Owner’s Manual

TABLE OF CONTENTS

Safety precautions

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

Operating instructions

Caution while operating Air Conditioner ..................4

About the Controls on the Air Conditioner ...............8

Care and Maintenance ..........................................13

Installation Instructions

Installation Instructions............................................14

Troubleshooting tips

Before You Call for Service.....................................16

10 Easy steps to find AC Tonnage ........................17

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

n 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.

• Please install your air-conditioner by company
authorised service franchisee / authorised service
and sales dealer.

• 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.

-2-

We recommend usage of voltage stabilizer with
high / low voltage cut off in areas having voltage
fluctuations.

AC TONNAGE STABILIZER KVA

(3-STEP STABILIZER)

1.0

1.5

2.0

3
4
5

Safety Precautions

To prevent injury to the user or other people and proper ty damage, the following instructions
must be followed.
n Incorrect operation due to ignoring instruction will cause har m or damage. The seriousness

is classified by the following indications.

WARNING

CAUTION

n Meanings 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 injur y or damage to properties only.

Be sure not to do.

Be sure to follow the instruction.

WARNING

n Installation

Don’t use a power cord, a
plug or a loose socket which
is damaged.

Otherwise, it may cause a fire

•
or electrical shock.

Always plug into a grounded
outlet.

• Otherwise, it may cause a fire
or electrical shock.

Do not modify or extend the
power cord length.

• It will cause electric shock or fire
due to heat generation.

Do not disassemble or
modify products.

• It may cause failure and

electric shock.

Be caution when unpacking
and installing.

• Sharp edges may cause
injury.

-3-

Do not use the power cord near
flammable gas or combustibles
such as gasoline, benzene,
thinner, etc.

• It may cause explosion or fire.

CAUTION WHILE OPERATING AC

n Operation

Do not place heavy object
on the power cord and take
care so that the cord should
not be pressed.

• There is danger of fire or electr ic
shock.

Do not share the outlet with
other appliances.

• It will cause electric shock or fire
due to heat generation.

Take the power plug out if
necessary, holding the head
of the plug and do not touc h
it with wet hands.

• Otherwise, it may cause a fire
or electrical shock.

Do not place the power cord
near a heater.

• It may cause fire and electr ic
shock.

Unplug the unit if strange
sounds, odors, or smoke
come from it.

• Otherwise it may cause fire and
electric shock accident.

Ventilate the room well when
using this appliance
together with a stove, etc.

• An oxygen shortage may occur.

Do not allow water to run
into electric parts.

• It will cause failure of machine or
electric shock.

Do not open the suction
inlet grill of the product
during operation.

• Otherwise, it may electrical
shock and failure.

Turn off the power and
breaker firstly when
cleansing the unit.

• Since the fan rotates at high
speed during operation, it may
cause injury.

Use a soft cloth to clean. Do
not use wax, thinner, or a
strong detergent.

• The appearance of the air
conditioner may deteriorate,
change color, or develop surface
flaws.

If water enters the product, turn
off the the power switch of the
main body of appliance. Contact
service center after taking the
power-plug out from the socket.

Turn off the main power
switch when not using it for
a long time.

• Prevent accidental startup and
the possibility of injury.

-4-

Do not operate or stop the
unit by inserting or pulling
out the power plug.

Do not damage or use an
unspecified power cord.

Do not operate with wet
hands or in damp
environment.

• It will cause electric shock or fire
due to heat generation.

Hold the plug by the head
when taking it out.

• It may cause electric shock and
damage.

• It will cause electric shock or fire.

When gas leaks, open the
window for ventilation
before operating the unit.

• Otherwise, it may cause
explosion, and a fire.

CAUTION

• It will cause electric shock.

Never touch the metal parts
of the unit when removing
the filter.

• They are sharp and may cause
injury.

n Installation

Install the product so that the noise or hot
wind from the outdoor unit may not cause
any damage to the neighbors.

• Otherwise, it may cause dispute with the

neighbors.

Keep level parallel in installing the product.

• Otherwise, it may cause vibration or water
leakage.

-5-

n Operation

Do not put a pet or house
plant where it will be
exposed to direct air flow.

• It may cause injury.

Do not step on the
indoor/outdoor unit and do
not put anything on it.

• It may cause an injury through
dropping of the unit or falling
down.

Do not block the inlet or
outlet of air flow.

• It may cause product failure.

Always insert the filter
securely.
Clean it every two weeks.

• Operation without filters will
cause failure.

Use a soft cloth to clean. Do
not use wax, thinner, or a
strong detergent.

• The appearance of the air
conditioner may deteriorate,
change color, or develop surface
flaws.

Do not drink water drained
from air conditioner.

• It contains containments and will
make you sick.

Be cautious not to touch the
sharp edges when
installing.

• It may cause injury.

Avoid excessive cooling and
perform ventilation
sometimes.

• Otherwise, it may do harm to
your health.

-6-

Do not insert the hands or
bars through the air inlet or
outlet during operation.

• Otherwise, it may cause
personal injury.