OWNER’S MANUAL
ROOM
AIR
ONDITIONER
C
Please read this manual carefully before operating
your set and retain it for future reference.
TYPE : WINDOW
P/NO.:MFL70206101
www.lg.com
Window-Type Air Conditioner Owner’s 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 servicetechnician for repair or
maintenance of this unit.
• Contact the installerfor 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.
1. Safety Precautions...........3
2. Operating Instructions.....8
3. Care and Maintenance...10
4. Hardware Installation.....12
5. Common Issues.............18
2
2
Precautions
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.
This symbol indicates the possibility of death or serious injury.
This symbol indicates the possibility of injury or damage to properties only.
■ Meanings of symbols used in this manual are as shown below.
Be sure not to do.
Be sure to follow the instruction.
■ Installation
Always install the expansion panel(s).
• No installation may cause fire and electric
shock accident.
Do not place the power cord near a heater.
• It may cause fire and electric shock.
Do not use the power cord near flammable
gas or combustibles such as gasoline,
benzene, thinner, etc.
• It may cause explosion or fire.
Do not disassemble or modify products.
• It may cause failure and electric shock.
■Operation
Plug in the power plug
properly.
• Otherwise, it will cause
electric shock or fire due to
heat generation.
Do not modify power cord
length.
• It will cause electric shock or
fire due to heat generation.
Do not operate or stop the
unit by inserting or pulling
out the power plug.
• It will cause electric shock or
fire due to heat generation.
Do not share the outlet with
other appliances.
• Otherwise, it will cause
electric shock or fire due to
heat generation.
Do not damage or use an
unspecified power cord.
• It will cause electric shock or
fire.
Always plug into a
grounded outlet.
• No grounding may cause
electric shock (See
Installation Manual).
Unplug the unit if strange
sounds, odors, or smoke
come from it. damaged.
• Otherwise it may cause fire
and electric shock accident.
Do not use the socket and
power cord if it is loose or
• It may cause fire and electric
shock.
Do not operate with wet
hands or in damp
environment.
• It will cause electric shock.
4
5
Do not allow water to run
into electric parts.
• It will cause failure of machine
or electric shock.
Leave the door closed while
the air conditioner is
running.
• It is not designed to cool the
entire house.
Do not operate the air
conditioner if you smell gas.
• It may cause explosion, fire,
and burn.
Be cautious not to touch the
sharp edges when
installing.
• It may cause injury.
Hold the plug by the hand
(not the cable) when taking it
out.
• It may cause electric shock
and damage.
Turn off the main power
switch when not using it for
a long time.
• Prevent accidental startup
and the possibility of injury.
Never touch the metal parts
of the unit when removing
the filter.
• They are sharp and may
cause injury.
Do not block the inlet or
outlet.
• It may cause failure of
appliance or accident.
Ensure that the Cabinet
is not damaged by age or
wear.
• If leaving appliance damaged,
there is concern of damage
due to the falling of product.
6
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
electric shock.
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.
Do not clean the air
conditioner with water.
• Water may enter the unit and
degrade the insulation. It may
cause an electric shock.
Turn off the power and
breaker firstly when
cleansing the unit.
• Since the fan rotates at high
speed during operation, it
may cause injury.
Do not put a pet or house
plant where it will be
exposed to direct air flow.
• This could injure the pet or
plant.
Do not use this appliance for
special purposes such as
cooling pets, foods, precision
machinery, or objects of art.
• It is an air conditioner, not a
precision
refrigeration system.
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. / Do
not direct airflow at room
occupants only.
• It contains containments and
will make you sick. / This
could damage your health.