LG LF300CP User Manual

LG Floor Standing Type
Air Conditioner

INSTALLATION MANUAL

LG

website http://www.lgservice.com
e-mail http://www.lgeservice.com/techsup.html

IMPORTANT

• 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.

ENGLISH

2 Floor Standing type Air Conditioner

Floor Standing Type Air Conditioner Installation Manual

TABLE OF CONTENTS

Safety Precautions

..........................................................................................

3

Installation of Indoor, Outdoor Unit

..............................................................

6

1) Selection of the best location.................................................................................................................................6

2) Indoor Unit Installation...........................................................................................................................................8

3) Outdoor unit installation.........................................................................................................................................8

4) Refrigerant amount................................................................................................................................................8

5) Installation method procedure................................................................................................................................9

6) Preparation of installation parts and tools ...........................................................................................................10

7) Preparation of piping............................................................................................................................................11

8) Connection of piping............................................................................................................................................12

9) Precautions in bending ........................................................................................................................................12

10) Connecting the cable to the indoor unit .............................................................................................................13

11) Connecting the piping to the outdoor unit..........................................................................................................14

12) Connecting the cable to the outdoor unit...........................................................................................................14

13) Power supply and wiring.................................................................................................... ................................15

14) Vacuum drying of the connecting pipes and the indoor unit.................................................................. ............16

15) Form the pipe.....................................................................................................................................................17

Final Check and Test Run..........................................................................................18

OUT-LINE OF INSTALLATION

Safety Precautions

Installation Manual 3

ENGLISH

To prevent injury to the user or other people and proper ty 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.

■ 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.

WARNING

Be sure not to do.

Be sure to follow the instruction.

Safety Precautions

■ Installation

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.

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.

WARNING

CAUTION

4 Floor Standing type Air Conditioner

Safety Precautions

Do not modify or extend the power cable.

• There is risk of fire or electric shock.

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.

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

• There is risk of fire or failure of product.

■ Operation

Gasolin

Safety Precautions

Installation Manual 5

ENGLISH

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.

CAUTION

■ Installation

90˚

6 Floor Standing type Air Conditioner

Installation of Unit

Installation of Unit

1. Indoor unit

• There should not be any heat source or
steam near the unit.

• There should not be any obstacles to
prevent the air circulation.

• A place where air circulation in the room
will be good.

• A place where drainage can be easily
obtained.

• A place where noise prevention is taken
into consideration.

• Do not install the unit near the door way.

• Ensure the spaces indicated by arrows
from the wall, ceiling, or other obstacles.

• The indoor unit must keep the
maintenance space.

2. Outdoor unit

• If an awning is built over the unit to prevent
direct sunlight or rain exposure, be careful
that heat radiation from the condenser is
not restricted.

• There should not be any animals or plants
which could be affected by hot air
discharged.

• Ensure the spaces indicated by arrows
from the wall, ceiling, fence or other
obstacles.

Selection of the best location

5cm

40cm

5cm

100cm

More than
30cm

More than
50cm

Fence or

obstacles

Sunroof

More than

More than
50cm

30cm

More
than 50cm

More than 100cm