LG HTNC488DLA0 INSTALLATION MANUAL
LG Cassette Type
Air Conditioner
INSTALLATION MANUAL
LG
IMPORTANT
• Please read this installation manual completely before
installing
the product.
• When the power cord is damaged, replacement work shall
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.
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2 Cassette Type Air Conditioner
Cassette Type Air Conditioner Installation Manual
TABLE OF CONTENTS
Safety Precautions............................3
Int
roduction........................................6
Symbols
used in this Manual..........6
Features...........................................6
Installatio
n ..........................................7
Installation
Tools...............................7
Installation of Indoor, Outdoor
Unit
.................................................8
Test running
.................................23
Optional operation
....................25
•
Connecting cable
•
Pipes: Gas side
Liquid
side
•
Hanging Bolt
(W
3/8 or M10 length 650mm)
•
Insulated drain hose
•
Additional Drain hose
(Inner
Dia.............32mm)
•
Horizontal meter
•
Screw driver
•
Electric drill
•
Hole core drill (ø70mm)
•
Flaring Tools set
•
Torque Wrenches
•
Hexagonal Wrench (4mm, 5mm)
•
Gas-leak detector
•
Owner’s Manual
•
Installation Manual
•
Thermometer
• •
Manifold gage
• •
Vacuum pump
Installation
Requirements
Required Parts Required Tools
Installation Manual 3
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.
• 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.
Be sure not to do.
Be
sure to follow the instruction.
Safety Precautions
• Installation
Install the panel and the cover of
cont
rol box securely.
• There is risk of fire or
elect
ric shock.
Always install a dedicated
ci
rcuit and breaker.
• Improper wiring or
installation
may cause fire or
elect
ric shock
Use the correctly rated breaker
or
fuse.
• There is risk of fire or
elect
ric shock.
Do not use a defective or
underrated
circuit breaker. Use
this
appliance on a dedicated
ci
rcuit.
• There is risk of fire or
elect
ric shock.
For electrical work, contact the
deale
r, 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
elect
ric shock.
4 Cassette 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
fu
rniture.
Do not store or use flammable gas or combustibles
near
the product.
• There is risk of fire or failure of product.
• Operation
n
i
l
o
s
a
G
Installation Manual 5
Safety Precautions
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.
• Installation
90˚
6 Cassette 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
Anti-bacteria filter
Air
Intake
Air Outlet
Installation
Installation Tools
Installation
Figure FigureName
Screw driver
Electric drill
Measuring tape, Knife
Hole core drill
Spanner
Torque wrench
Name
Ohmmeter
Hexagonal wrench
Ammeter
Gas-leak detector
Thermometer,
Horizontal meter
Flaring tool set
R-22
Manifold gag
e Vacuum pump
Installation
Manual 7
Installation
More than
30cm
More than
30cm
Installation of Indoor, Outdoor Unit
Selection of the best location
1) Indoor unit
• There should not be any heat source or steam
the unit.
near
• There should not be any obstacles to prevent
air circulation.
the
• A place where air circulation in the room will
good.
be
• A place where drainage can be easily
obtained.
• A place where noise prevention is taken into
ration.
conside
• Do not install the unit near the door way.
• Ensure the spaces indicated by arrows from
wall, ceiling, or other obstacles.
the
• The indoor unit must keep the maintenance
e.
spac
2) Outdoor unit
• If an awning is built over the unit to prevent
radiation from the condenser is not
heat
• There should not be any animals or plants
• Ensure the spaces indicated by arrows from
rest
direct
ricted.
which
the
Ceiling
Ceiling Board
50 or
more
sunlight or rain exposure, be careful that
could be affected by hot air discharged.
wall, ceiling, fence or other obstacles.
er
o
Ceiling Board
m ro 03
s
s
e
r
om ro
001
052
e
v
ob
A
Floor
50 or
sse
more
l r
o 004
el ro 03
Unit:cm
More than
30cm
o
uS
n
r
o
o
f
More than
F
cne
e
b
o
s
t
r
ca
l
e
s
More than
30cm
30cm
More than 50cm
More than 70cm
More than
30cm
F
e
o
b
s
n
c
t
a
3) Settlement of outdoor unit
• Anchor the outdoor unit with a bolt and nut(ø10mm)
tightly and horizontally on a concrete or rigid mount.
• When installing on the wall, roof or rooftop, anchor the
mounting base securely with a nail or wire assuming the
influence of wind and earthquake.
• In the case when the vibration of the unit is conveyed to
the hose, secure the unit with an anti-vibration rubber.
8 Cassette Type Air Conditioner
S
u
n
r
o
o
f
More than
More than
30cm
e
o
r
c
l
e
s
30cm
More than 50cm
More than 70cm
Bolt
More than 50cm
rvice space)
(Se
Tubing connection
Installation
Installation
Manual 9
4) Installation guide at the seaside
CAUTION
1.
Air conditioners should not be installed in areas where corrosive gases, such as acid or alkaline gas, are produced.
2. Do not install the product where it could be exposed to sea wind (salty wind) directly. It can result corrosion
on the product. Corrosion, particularly on the condenser and evaporator fins, could cause product malfunction or inefficient performance.
If outdoor unit is installed close to the seaside, it should avoid direct exposure to the sea wind. Otherwise it
3.
needs additional anticorrosion treatment on the heat exchanger.
4.1 Selecting the location(Outdoor Unit)
1) If the outdoor unit is to be installed close to the seaside, direct exposure to the sea wind should be avoided.
Install the outdoor unit on the opposite side of the sea wind direction.
Sea wind Sea wind
2) In case, to install the outdoor unit on the seaside, set up a windbreak not to be exposed to the sea wind.
Windbreak
Sea wind
3) Select a well-drained place.
1.
If you can’t meet above guide line in the seaside installation, please contact LG Electronics for the additional anticorrosion treatment.
2. Periodic ( more than once/year ) cleaning of the dust or salt particles stuck on the heat exchanger by using water
• It should be strong enough like concrete to prevent
the sea wind from the sea.
• The height and width should be more than 150% of
the outdoor unit.
• It should be keep more than 70 cm of space
between outdoor unit and the windbreak for easy
air flow.
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