LG LTNC242PLE0, LTNC482MLE0, LTNC362NLE0 User Manual

ENGLISH

LG Ceiling Cassette-Type
Air Conditioner

OWNER'S MANUAL

LG

Visit us at http://www.lgservice.com

IMPORTANT

• Please read this owner's manual carefully and thoroughly
before installing and operating your room air conditioner.

• Please retain this owner's manual for future reference after
reading it thoroughly.

ESPAÑOL PORTUGUÊS

Dear Owner
Thank you for installing LG Air Conditioner.
Your best choice guarantees you a great
performance and service to make your life
comfortable & pleasant.

MODELS: LTNC242PLE0 / LTUC242PLE0
(MODELOS)

LTNC302PLE0 / LTUC302PLE0
LTNC362NLE0 / LTUC362NLE0
LTNC482MLE0 / LTUC482MLE0
LTNC602MLE0 / LTUC602MLE0

2 Ceiling Cassette-Type Air Conditioner

Ceiling Cassette- 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 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.

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

B. Product Introduction....................6

1. Name and function of parts .......6

2. What to do before operation......6

3. Operation Indication Lamps ......6

4. Wired Remote Controller...........7

5. Wireless Remote Controller

(optional) ...................................8

C. Maintenance and Service ............9

1. Indoor Unit.................................9

2. Purifying filter(Optional)...........10

3. Operation Tips!........................11

4. Troubleshooting Tips! Save

time and money!.....................12

5. Call the service immediately

in the following situations ........12

Safety Precautions

Owner's Manual 3

ENGLISH

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.

WARNING

Always ground the product.

• There is a risk of electric shock.

Do not use a defective or underrated
circuit breaker. Use the correctly rated
breaker and fuse.

• There is risk of fire or electric shock .

Do not use a multi consent. Always use
this appliance on a dedicated cicuit and
breaker.

• Otherwise it can cause electric shock or fire.

For electrical work, contact the dealer, seller,
a qualified electrician, or an Authorized
Service Center. Do not disassemble or repair
the product by yourself.

• There is risk of fire or electric shock.

Always ground the product as per the
wiring diagram. Do not connect the
ground wire to gas or water pipes
lightening rod or telephone ground wire.

• 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 due to
dust , water etc.

Use the correctly rated breaker or fuse.

• There is risk of fire or electric shock.

Do not modify or extend the power cable.
If the power cable or cord has scrathes or
skin peeled off or deteriorated then it
must be replaced.

• There is risk of fire or electric shock.

For installation, removal or reinstall ,
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. Be sure that the
installation area does not deteriorate with
age.

• It may cause product to fall.

Never install the outdoor unit on a
moving base or a place from where it
can fall down.

• The falling outdoor unit can cause damage or
injury or even death of a person.

When the product is soaked (flooded or
submerged) in water , contact an
Authorized Service Center for repair
before using it again.

• There is risk of fire or eletric shock.

Be sure to check the refrigerant to the
used. Please read the label on the product.

• Incorrect refrigerant used can prevent the
normal operation of the unit.

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

• Otherwise it may cause a fire or electrical
shock.

Do not touch , operate, or repair the
product with wet hands. Hold the plug by
hand when taking out

• There is risk of electric shock or fire.

Do not place a heater or other heating
appliances near the power cable.

• There is risk of fire and electric shock.

Do not allow water to run into electric
parts. Install the unit away from water
sources.

• There is risk of fire, failure of the product, or
electric shock.

Do not store or use or even allow
flammable gas or combustibles near the
product.

• There is risk of fire.

WARNING

CAUTION

Safety Precautions

4 Ceiling Cassette-Type Air Conditioner

Indoor/outdoor wiring connections must
be secured tightly and the cable should
be routed properly so that there is no
force pulling the cable from the
connection terminals.

• Improper or loose connections can cause
heat generation or fire.

Safely dispose off the packing materials.
Like screws, nails, batteries, broken
things etc after installation or svc and
then tear away and thraw away the plastic
packaging bags.

• Children may play with them and cause
injury.

Make sure to check that the power cable
plug is not dirty, loose or broken and
then only insert the plug completely.

• Dirty, loose or broken power plug can
cause electric shock or fire.

Do not use the product in a tightly closed
space for a long time. Perform ventilation
regularly.

• Oxygen deficiency could occur and hence
harm your health.

Do not open the front grille 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 failure.

If strange sounds, smell or smoke comes
from product.Immediately turn the breaker
off or disconnect the power supply cable.

• There is risk of electric shock or fire.

Ventilate the product room from time to
time when operating it together with a
stove, or heating element etc.

• Oxygen deficiency can occur and hence harm
your health.

Turn the main power off and unplug the
unit when cleaning or repairing the
product.

• There is risk of electric shock.

When the product is not to 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
especially kids could step on or fall onto
the outdoor unit.

• This could result in personal injury and
product damage.

Take care to ensure that power cable
could not be pulled out or damaged
during operation.

• There is risk of fire or electric shock.

Do not place ANYTHING on the power
cable.

• There is risk of fire or electric shock.

Do not plug or unplug the power supply plug to turn the unit
ON/OFF .

• There is risk of fire or electric shock.

When flammable gas leaks, turn off the gas and open a window
for ventilation before turn the product on.

• Do not use the telephone or turn switches on or off. There is risk of
explosion or fire.

CAUTION

Two or more people must 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.

Install the drain hose to ensure that the
condensed water is drained away properly.

• A bad connection may cause water leakage.

Keep level even when installing the
product.

• To avoid vibration or noise.

Do not install the product where the noise
or hot air from the outdoor unit could
damage or disturb the neighborhoods.

• It may cause a problem for your neighbors
and hence dispute.

Always check for gas (refrigerant)
leakage after installation or repair of
product.

• Low refrigerant levels may cause failure of
product.

In outdoor unit the step-up capacitor
supplies high voltage electricity to the
electrical components. Be sure to
discharge the capacitor completely
before conducting the repair work.

• An charged capacitor can cause electrical
shock.

When installing the unit, use the
installation kit provided with the product.

• Otherwise the unit may fall and cause severe
injury.

Be sure to use only those parts which
are listed in the svc parts list. Never
attempt to modify the equipment.

• The use of inappropriate parts can cause an
electrical shock, excessive heat generation or
fire.