Lg La121cnm.ancaeus, Lau121hnm Installation Guide
ENGLISH
LG
Room Air Conditioner
INSTALLATION MANUAL
LG
http://www.lgservice.com
IMPORTANT
• Please read this instruction manual completely before
installing the product.
• When the power cord is damaged, replacement should be
performed by authorized personnel only.
• 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.
FRANÇAIS ESPAÑOL
2 Room Air Conditioner
Room Air Conditioner Installation Manual
TABLE OF CONTENTS
Safety Precautions.........................3
Introduction .....................................9
Symbols Ued in This Manual......9
Features.......................................9
Installation .....................................10
Installation Parts........................10
Installation T ools........................10
Installation Map..........................11
Confirm The Refrigerant ...........12
Select The Best Location .........13
Piping Length And Elevation.....14
How To Mount Installation Plate
..15
Drill a Hole In The Wall..............15
Flaring Work...............................16
Connecting The Piping..............17
Connection Of The Drain Hose
...22
Connection Of Piping -Outdoor
...22
Connection Of The Cable.........23
Checking The Drainage ............25
Forming The Piping...................26
Air Purging.................................27
Air Purging With Vacuum Pump
..27
Charging.....................................29
Test Running.................................30
❏ Installation plate
❏ Four type "A" screws
❏ Connecting cable
❏ Pipes: Suction line
Evaporator line
(Refer to page 13)
❏ Insulation materials
❏ Additional drain pipe
(
Outer Diameter
.........
15.5mm(0.61in))
❏Two type "B" screws
Installation
Requirements
Required Parts Required T ools
❏ Level gauge
❏ Screwdriver
❏ Electric drill
❏ Hole core drill(ø70mm(2.76in))
❏ Flaring tool set
❏ Specified torque wrenches
4.2kg.m, 6.6kg.m
(different depending on model No.)
(Refer to page 17)
❏ Spanner .....................Half union
❏ A glass of water
❏ Screw driver
❏ Hexagonal
wrench(4mm(0.16in))
❏ Gas Leak Detector
❏Vacuum pump
❏ Manifold Gauge
❏ Owner's manual
❏Thermometer
❏ Remote Control Holder
Installation Manual 3
ENGLISH
Safety Precautions
To prevent the injury of 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 ser iousness is
classified by the following indications.
■ 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.
■ Installation
Be sure not to do.
Be sure to follow the instruction.
Safety Precautions
Do not use damaged power
cords, plugs, or a loose socket.
• There is risk of fire or electric shock.
For electrical work, contact the
dealer, seller, a qualified
electrician, or an Authorized
Service Center.
• There is risk of fire or electric shock.
Always use the power plug and
socket with the ground terminal.
• There is risk of electric shock.
Install the panel and the cover of
control box securely.
• There is risk of fire or electric shock.
Do not modify or extend the
power cord.
• There is risk of fire or electric shock.
Do not install, remove, or reinstall the unit by yourself
(customer).
• There is risk of fire, electric shock,
explosion or injury.
4 Room Air Conditioner
Safety Precautions
■ Operation
Be cautious when unpacking and
installing the product.
• Shape edges could cause injury.Be
especially careful of the sharp edges.
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.
Install the indoor unit on the wall
where the height from the floors
more then 8ft(2.4m)
• There are sharp moving parts that
could cause personal injury.
Do not handle the pipe by
yourself(customer)
• High-Pressure refrigent may cause
personal injury.
Use a dedicated outlet for this
appliance.
• There is risk of fire or electric shock.
Grasp the plug to remove the
cord from the outlet. Do not
touch it with wet hands.
• There is risk of fire or electric shock.
Do not allow water to run into
electric part.
• There is risk of fire, failure of the
product, and/or electric shock.
8ft(2.4m)
Installation Manual 5
ENGLISH
Safety Precautions
Do not place a heater or other
appliances near the power cable.
•
There is risk of fire, failure of the product,
and/or electric shock.
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 furnishings.
Do not store of use flammable
gas or combustibles near the air
conditioner.
• There is risk of fire or product failure.
Do not use the product in a
tightly closed space for a long
time.
• Oxygen deficiency could occur.
• Some ventilation by opeing window
is necessary for the fresh air.
When flammable gas leaks, turn off
the gas and open a window for
ventilation before turning the product
on. Do not use the telephone or turn
switches on or off.
• There is risk of explosion or fire.
Unplug the unit if strange
sounds odors or smoke comes
from it.
•
There is risk of fireproduct failure and/or
electric shock.
Stop operation and close any
window in storm or hurricane.
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.
When the product is soaked
(flooded or submerged), contact
an Authorized Service Center.
• There is risk of electrical shock.
Thinner
Wax
6 Room Air Conditioner
Safety Precautions
■ Installation
Always check for gas(refrig erant)
leakage after installation or
repair of product.
• Low refrigerant levels may cause
product failure.
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.
Take care to ensure that nobody could step on or
fall onto the outdoor unit.
• There could result in personal injury and product damage.
Do not insert hands or other objects through the air
inlet or outlet while the air conditioner is plugged
in.
• There are sharp and moving parts that could cause
personal injury.
Ventilate the product from time to
time when operating it together
with a stove, etc.
• There is risk of fire or electrical shock.
Unplug the appliance before
performing cleaning or
maintenance.
• There is risk of electric shock.
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.
90˚
Safety Precautions
Installation Manual 7
ENGLISH
■ Operation
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 air conditioner
• Avoid personal injury.
Do not install the product where
it will be exposed to sea wind
(salt spray) directly.
• It may cause corrosion in the product.
Corrosion, particularly on the
condenser and evaporator fins, could
cause product malfunction or
inefficient operation.
Do not direct airflow at room
occupants.
• This could damage 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.
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 anything
on the product. (outdoor unit)
• There is risk of personal injury and
failure of product.
8 Room Air Conditioner
Safety Precautions
■ Disuse
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 drink the water drained from the unit.
• It is not sanitary and could cause serious health issues.
Do not recharge or disassemble the batteries. Do
not dispose of batteries in a fire.
• They may bur n 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.
Use a firm stool or ladder when cleaning or
maintaining the air conditioner.
• Be careful and avoid personal injury.
Replace all the batteries in the remote.
• There is risk of fire or explosion.
Installation Manual 9
ENGLISH
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 Intake Vents
Air Outlet Vents
Connecting
Wires
Piping
Drain Hose
Base Plate
Air Outlet
Vents
Air Intake
Vents
Piping
Connecting
Wires
Drain Hose
Base Plate
Air Filter
Air Inlet
Front Panel
Signal Receptor
10 Room Air Conditioner
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,
Level
Flaring Tool Set
Name
Installation Parts
Installation T ools
Installation
Read carefully, and then follow step by step.
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