LG MS18SQ INSTALLATION INSTRUCTIONS
www.lg.com
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.
WALL MOUNTED
Original instruction
[Representative] LG Electronics Inc. EU Representative : LG Electronics European Shared
Service Center B.V. Krijgsman 1, 1186 DM Amstelveen, The Netherlands
[Manufacturer] LG Electronics Inc. Changwon 2nd factory 84, Wanam-ro, Seongsan-gu,
Changwon-si, Gyeongsangnam-do, KOREA
For more information, Refer to the CD or LG Web site (www.lg.com).
INSTALLATION MANUAL
AIR
CONDITIONER
P/NO : MFL67855408
ENGLISH ITALIANO
ESPAÑOL
FRANÇAIS DEUTSCH
ΕΛΛΗΝΙΚΆ
ČEŠTINA
NEDERLANDS
POLSKI
LIMBA ROMÂNĂ
2 Air Conditioner
Room Air Conditioner Installation Manual
CONTENTS
Safety Precautions............................3
Introduction........................................7
Symbols used in this manual ..........7
Installation ..........................................8
Installation Parts ..............................8
Installation Tools ..............................8
Installation Map................................9
Select the best Location .................9
Fixing Installation Plate..................10
Drill a Hole in the Wall ...................10
Flaring Work...................................11
Installation of Indoor Unit...............12
Connecting the Cables..................16
Checking the Drainage..................17
Test Running..................................18
o Some pieces of type "A" screws
o Connecting cable
o Installation guide map
o Pipes: Gas side
Liquid side
o Insulation materials
o Additional drain pipe
(Outer diameter...............15.5mm)
o Some pieces of type "B" screws
o Some pieces of type "C" screws
o Level gauge
o Screw driver
o Electric drill
o Hole core drill(ø70mm)
o Horizontal meter
o Flaring tool set
o Specified torque wrenches
1.8kg.m, 4.2kg.m, 5.5kg.m,
6.6kg.m
(different depending on model No.)
o Spanner ........................Half union
o A glass of water
o Hexagonal wrench(4mm)
o Gas-leak detector
o Vacuum pump
o Gauge manifold
o Owner's manual
o Thermometer
o Remote controller holder
Installation
Requirements
Required Parts Required Tools
Installation Manual 3
Safety Precautions
To prevent the injury of the user or other people and property damage, the following instructions
must be followed.
n Be sure to read before installing the air conditioner.
n Be sure to observe the cautions specified here as they include important items related to safety.
n Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is
classified by the following indications.
n The meanings of the 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 to properties only.
Be sure not to do.
Be sure to follow the instruction.
Safety Precautions
ENGLISH
n Installation
Always perform
grounding.
• Otherwise, it may cause
electrical shock.
Don’t use a power cord,
a plug or a loose socket which is damaged.
• Otherwise, it may cause
a fire or electrical shock.
For installation of the
product, always contact the service center
or a professional installation agency.
• Otherwise, it may cause
a fire, electrical shock,
explosion or injury.
Securely attach the
electrical cover to
indoor and pipe cover
to outdoor unit.
• If the electrical part cover
to indoor unit and pipe
cover to outdoor unit are
not attached securely, it
could result in a fire or
electric shock due to
dust, water, etc.
Always install an air
leakage breaker and a
dedicated switching
board.
• No installation may
cause a fire and electrical shock.
Do not keep or use
flammable gases or
combustibles near the
air conditioner.
• Otherwise, it may cause
a fire or the failure of
product.
Safety Precautions
4 Air Conditioner
Do not share the outlet
with other appliances.
• It will cause an electric
shock or a fire due to
heat generation.
Do not use the damaged power cord.
• Otherwise, it may cause
a fire or electrical shock.
Do not modify or
extend the power cord
randomly.
• Otherwise, it may cause
a fire or electrical shock.
Take care so that the
power cord may not be
pulled during operation.
• Otherwise, it may cause
a fire or electrical shock.
Unplug the unit if
strange sounds, smell,
or smoke comes from it.
• Otherwise, it may cause
electrical shock or a fire.
Keep the flames away.
• Otherwise, it may cause
a fire.
n Operation
Do not install the product at a place
that there is concern of falling down.
• Otherwise, it may result in personal
injury.
Use caution when unpacking and
installing.
• Sharp edges may cause injury.
Ensure that an installation frame of the outdoor unit is not damaged due to use for a
long time.
• It may cause injury or an
accident.
Do not disassemble or
repair the product randomly.
• It will cause a fire or
electrical shock.
There is a risk of fire
and explosion.
•
Inert gas (nitrogen) should
be used when you check
plumbing leaks, cleaning
or repairs of pipes etc. If
you are using combustible
gases including oxygen,
product mayhave the risk
of fires and explosions.
Safety Precautions
ENGLISH
Take the power plug
out if necessary, holding the head of the plug
and do not touch it with
wet hands.
• Otherwise, it may cause
a fire or electrical shock.
Do not use the power
cord near the heating
tools.
• Otherwise, it may cause
a fire and electrical
shock.
Do not open the inlet of
the indoor/outdoor unit
during operation.
• Otherwise, it may cause
electrical shock and failure.
Do not allow water to
run into electrical parts.
• Otherwise, it may cause
the failure of machine or
electrical shock.
Hold the plug by the
head when taking it
out.
• It may cause electric
shock and damage.
Never touch the metal
parts of the unit when
removing the filter.
• They are sharp and 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 place a heavy
object on the power
cord.
• Otherwise, it may cause
a fire or electrical shock.
When the product is
submerged into water,
always contact the service center.
• Otherwise, it may cause
a fire or electrical shock.
Take care so that children may not step on the outdoor unit.
• Otherwise, children may be seriously injured due to falling down.
Installation Manual 5
6 Air Conditioner
Safety Precautions
n Operation
Avoid excessive cooling and perform ventilation sometimes.
• Otherwise, it may do
harm to your health.
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 use an appliance for special purposes such as preserving animals vegetables,
precision machine, or
art articles.
• Otherwise, it may damage your properties.
Do not place obstacles around the flow inlet or outlet.
• Otherwise, it may cause the failure of appliance or an accident.
For R410A model, use piping, flare
nut and tools which is specified for
R410A refrigerant.
•
Using of (R22) piping, flare nut and tools
may cause abnormally high pressure in
the refrigerant cycle (piping), and possibly
result in explosion and injury.
It is desirable that the amount of
residual oil less than 40 mg/10m.
n Installation
Install the drain hose to
ensure that drain can
be securely done.
• Otherwise, it may cause
water leakage.
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.
Always inspect gas
leakage after the installation and repair of
product.
• Otherwise, it may cause
the failure of product.
Keep level parallel in
installing the product.
• Otherwise, it may cause
vibration or water leakage.
Thickness of copper
pipes used are as shown
“Flaring work” Table.
• Never use copper pipes
thinner than that in the
table even when it is
available on the market.
Do not use copper
pipes having a collapsed.
•
Otherwise, the expansion
valve or capillary tube may
become blocked with contaminants.
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