LG MV24AH INSTALLATION INSTRUCTIONS
ENGLISH
P/NO : 3828A20403K
www.lg.com
INSTALLATION MANUAL
AIR CONDITIONER
• 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.
TYPE : MULTI
ENGLISH
ITALIANO ESPAÑOL FRANÇAIS DEUTSCH
2 Multi Type Air Conditioner
Multi type Air Conditioner Installation Manual
TABLE OF CONTENTS
Installation
Requirements
Required Parts Required T ools
Safety Precautions............................3
Introduction........................................8
Symbols used in this manual..........8
Features...........................................8
Installation..........................................9
Installation parts...............................9
Installation tools...............................9
Installation map..............................10
Selecting the best location ...........11
Preparing Work for Installation .....12
Mounting the installation plate
(Floor Mounting)(9k/12k)...............13
Mounting the anchor Nut &
Bolt(Ceiling Mounting)(9k/12k) .....13
Installation on the ceiling(18k,24k)
........................................................14
Installation on the wall(18k,24k)...17
Installation on the floor(18k,24k) ..19
Flaring work...................................21
Connecting of piping indoor
unit(9k,12k)....................................22
Connecting of piping indoor
unit(18k,24k)..................................26
Connecting the Cables..................28
Checking the Drainage.................29
Panel Front Assembly...................30
Test Running..................................31
❏ Four type "A" screws & plastic
anchors
❏ Connecting cable
❏ Installation guide map
❏ Pipes: Gas side ..............3/8", 1/2"
Liquid side ...................1/4"
❏ Insulation materials
❏ Additional drain pipe
(Outer diameter ..............15.5mm)
❏ Two type "B" screws
❏ Level gauge
❏ Screw driver
❏ Electric drill
❏ Hole core drill
(ø25mm, ø45mm, ø70mm)
❏ Horizontal meter
❏ Flaring tool set
❏ Specified torque wrenches
1.8kg.m, 4.2kg.m, 5.5kg.m,
6.6kg.m
(different depending on model No.)
❏ Spanner........................Half union
❏ A glass of water
❏ Screw driver
❏ Hexagonal wrench(4mm)
❏ Leak detector
❏ Vacuum pump
❏ Gauge manifold
❏ Owner's manual
❏ Thermometer
❏ Remote control holder
Safety Precautions
Installation Manual 3
ENGLISH
To prevent injury to the user or other people and property damage, the following instructions must be
followed.
■ Be sure to read before installing the air conditioner.
■ Be sure to obser ve the cautions specified here as they include important items related to safety.
■ Incorrect operation due to ignoring instruction will cause har m or damage. The seriousness is classified
by the following indications.
■ 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 injury or damage to properties only.
■ Installation
Be sure not to do.
Be sure to follow the instruction.
Safety Precautions
Do not use a defective or
underrated circuit breaker.
Use this appliance on a
dedicated circuit.
• There is risk of fire or
electric shock.
For electrical work, contact
the dealer, seller, a qualified
electrician, or an Authorized
Service Center.
•
Do not disassemble or repair
the product.There is risk of
fire or electric shock.
Always ground the product.
• 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.
Always install a dedicated
circuit and breaker.
• Improper wiring or
installation may cause fire or
electric shock
Use the correctly rated
breaker or fuse.
• There is risk of fire or
electric shock.
ENGLISH
Safety Precautions
n Operation
4 Multi Type Air Conditioner
Do not modify or extend the
power cable.
• There is risk of fire or
electric shock.
Do not install, remove, or
re-install the unit by
yourself (customer).
• There is risk of fire, electric
shock, explosion, or injury.
Be cautious when
unpacking and installing
the product.
•
Sharp edges could cause injury.
Be especially careful of the
case edges and the fins on the
condenser and evaporator.
For installation, 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.
• It may cause injury,
accident, or damage to the
product.
Be sure the installation area
does not deteriorate with
age.
•
If the base collapses, the air
conditioner could fall with it, causing
property damage, product failure,
and personal injury.
Do not let the air conditioner
run for a long time when the
humidity is very high and a
door or a window is left open.
• Moisture may condense and
wet or damage furniture.
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 during operation.
• There is risk of fire or
electric shock.
Do not touch(operate) the
product with wet hands.
• There is risk of fire or
electrical shock.
Do not place a heater or other
appliances near the power cable.
• There is risk of fire and
electric shock.
Use a vacuum pump or Inert (nitrogen) gas when doing leakage test or air purge. Do not compress air
or Oxygen and do not use Flammable gases. Otherwise, it may cause fire or explosion.
• There is the risk of death, injury, fire or explosion.
ENGLISH
Installation Manual 5
Safety Precautions
Ventilate the product from time to time
when operating it together with a stove, etc.
• There is risk of fire or electric shock.
Turn the main power off when cleaning or
maintaining the product.
• There is risk of electric shock.
Do not allow water to run
into electric parts.
• It may cause There is risk
of fire, failure of the product,
or electric shock.
Do not store or use flammable
gas or combustibles near the
product.
• There is risk of fire or failure
of product.
Do not use the product in a
tightly closed space for a
long time.
• Oxygen deficiency could
occur.
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
If strange sounds, or small or
smoke comes from product. Turn
the breaker off or disconnect the
power supply cable.
• There is risk of electric
shock or fire.
Stop operation and close the window
in storm or hurricane. If possible,
remove the product from the window
before the hurricane arrives.
• There is risk of property
damage, failure of product,
or electric shock.
Do not open the inlet grill 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.
When the product is soaked
(flooded or submerged),
contact an Authorized
Service Center.
• There is risk of fire or
electric shock.
Be cautious that water
could not enter the product.
• There is risk of fire, electric
shock, or product damage.
ENGLISH
Gasolin
6 Multi Type Air Conditioner
Safety Precautions
n Operation
n Installation
Always check for gas (refrigerant) leakage
after installation or repair of product.
• Low refrigerant levels may
cause failure of product.
Install the drain hose to ensure that
water is drained away properly.
• A bad connection may
cause water leakage.
Keep level even when
installing the product.
• To avoid vibration or water
leakage.
Do not install the product where the
noise or hot air from the outdoor unit
could damage the neighborhoods.
• It may cause a problem for
your neighbors.
Use two or more people to
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.
Corrosion, particularly on the condenser
and evaporator fins, could cause product
malfunction or inefficient operation.
When the product is not 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 could step
on or fall onto the outdoor unit.
• This could result in personal injury and
product damage.
Do not expose the skin directly to cool air
for long periods of time.
(Don't sit in the draft.)
• This could harm to your health.
Do not use the product for special purposes, such as
preserving foods, works of art, etc. It is a consumer air
conditioner, not a precision refrigeration system.
• There is risk of
damage or loss
of property.
90˚
ENGLISH
Installation Manual 7
Safety Precautions
Do not block the inlet or
outlet of air flow.
• It may cause product failure.
Use a soft cloth to clean. Do
not use harsh detergents,
solvents, etc.
• There is risk of fire, electric
shock, or damage to the
plastic parts of the product.
Do not touch the metal parts of
the product when removing the
air filter.They are very sharp!
• There is risk of personal
injury.
Do not step on or put
anyting on the product.
(outdoor units)
• There is risk of personal
injury and failure of product.
Always insert the filter securely.
Clean the filter every two weeks
or more often if necessary.
•
A dirty filter reduces the
efficiency of the air conditioner
and could cause product
malfunction or damage.
Do not insert hands or other objects
through the air inlet or outlet while
the product is operated.
• There are sharp and moving
parts that could cause
personal injury.
Do not drink the water
drained from the product.
• It is not sanitary and could
cause serious health issues.
Use a firm stool or ladder
when cleaning or
maintaining the product.
• Be careful and avoid
personal injury.
Replace the all batteries in the
remote control with new ones
of the same type. Do not mix
old and new batteries or
different types of batteries.
• There is risk of fire or
explosion
Do not recharge or disassemble the
batteries. Do not dispose of batteries in a
fire.
• They may burn or explode.
If the liquid from the batteries gets onto your skin
or clothes, wash it well with clean water. Do not
use the remote if the batteries have leaked.
• The chemicals in batteries could cause burns
or other health hazards.
Thinner
Wax
8 Multi Type Air Conditioner
Introduction
This symbol alerts you to the risk of electric shock.
This symbol alerts you to hazards that may cause harm to the
air conditioner.
This symbol indicates special notes.
NOTICE
Introduction
Symbols used in this Manual
Features
Air Discharge
Signal Receiver
Plasma Filter
Air Filter
Power Cord
(9k, 12k)
Vertical louver Horizontal louver
Air filtersAir outlet vent Air inlet vent
(18k, 24k)
ENGLISH
Installation Manual 9
Installation
Type "A" screw and plastic anchor
Type "B" screw
Remote control holder
Installation plate
Figure FigureName
Screw driver
Electric drill
Measuring tape, Knife
Hole core drill
Spanner
Torque wrench
Ohmmeter
Hexagonal wrench
Ammeter
Gas-leak detector
Thermometer,
Horizontal meter
Flaring tool set
Name
Installation Parts
Installation T ools
Installation
Read carefully, and then follow step by step.
(9k, 12k)
10 Multi Type Air Conditioner
Installation Map
Installation parts you should purchase.
NOTICE
(Left and right
are identical)
(Left and right
are identical)
Sleeve
Bushing-Sleeve
Putty(Gum Type Sealer)
Bend the pipe as closely
on the wall as possible,
but be careful that it
doesn't break.
Vinyl tape (Wide)
• To carry out the drainage
test, remove the air filters
and pour water into the heat
exchanger.
• Apply after carrying out a
drainage test.
Saddle
There should be no space
between ceiling and the unit.
More than
20cm
More than
20cm
More than 5cm
More than 5cm
Ceiling Mounting
Wall Mounting
Installation
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