LG UU18WE INSTALLATION MANUAL
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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.
Econo Inverter
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
www.lg.com
P/NO : MFL68907801
Single A Air Conditioner Installation Manual
CONTENTS
Safety Precautions .............................................................................................. |
3 |
Installation of Outdoor Unit................................................................................ |
7 |
Wiring Connection............................................................................................... |
8 |
Connecting Pipes .............................................................................................. |
11 |
Leakage test and Evacuation ........................................................................... |
14 |
Test running ....................................................................................................... |
16 |
Self-diagnosis Function.................................................................................... |
18 |
Installation Guide at the Seaside..................................................................... |
19 |
2
Safety Precautions
Safety Precautions
To prevent the injury of the user or other people and property damage, the following instructions must be followed.
νBe sure to read before installing the air conditioner.
νBe sure to observe the cautions specified here as they include important items related to safety.
νIncorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by the following indications.
WARNING This symbol indicates the possibility of death or serious injury.
CAUTION This symbol indicates the possibility of injury or damage to properties only.
ν The meanings of the symbols used in this manual are as shown below.
Be sure not to do.
Be sure to follow the instruction.
WARNING
ν Installation |
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|
Always perform |
Don’t use a power |
|
grounding. |
cord, a plug or a loose |
|
|
|
socket which is dam- |
|
|
aged. |
• Otherwise, it may cause |
• Otherwise, it may cause |
|
electrical shock. |
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 |
Always install an air |
electrical part cover to |
leakage breaker and a |
the indoor unit and the |
dedicated switching |
service panel to the |
board. |
outdoor unit. |
|
•If the electrical part cover of the indoor unit and the service panel of the outdoor unit are not attached securely, it could result in a fire or electric shock due to dust, water, etc.
•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.
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Installation Manual 3
Safety Precautions
Ensure that an installation frame of the outdoor unit is not damaged due to use for a long time.
Do not disassemble or repair the product randomly.
• It may cause injury or an |
• It will cause a fire or |
accident. |
electrical 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.
Do not install the product at a place that there is concern of falling down.
Use caution when unpacking and installing.
•Otherwise, it may result in personal injury.
• Sharp edges may cause injury.
ν Operation
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 |
Keep the flames away. |
strange sounds, |
|
smell, or smoke |
|
comes from it. |
|
• Otherwise, it may |
• Otherwise, it may |
cause electrical shock |
cause a fire. |
or a fire. |
|
4
Safety Precautions
Take the power plug out if necessary, holding the head of the plug and do not touch it with wet hands.
Do not use the power cord near the heating tools.
Do not open the suction inlet of the indoor/outdoor unit during operation.
• Otherwise, it may |
• Otherwise, it may |
• Otherwise, it may elec- |
cause a fire or electri- |
cause a fire and electri- |
trical shock and failure. |
cal shock. |
cal shock. |
|
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 |
Do not place a heavy |
indoor/outdoor unit |
object on the power |
and do not put any- |
cord. |
thing on it. |
|
• It may cause an injury |
• Otherwise, it may |
through dropping of the |
cause a fire or electri- |
unit or falling down. |
cal 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.
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Installation Manual 5
Safety Precautions
CAUTION
ν Installation
Install the drain hose to ensure that drain can be securely done.
•Otherwise, it may cause water leakage.
Install the product so |
Always inspect gas |
that the noise or hot |
leakage after the |
wind from the outdoor |
installation and repair |
unit may not cause |
of product. |
any damage to the |
|
neighbors. |
|
• Otherwise, it may |
• Otherwise, it may |
cause dispute with the |
cause the failure of |
neighbors. |
product. |
Keep level parallel in installing the product.
•Otherwise, it may cause vibration or water leakage.
Please install safely at a place that can sufficiently endure the weight of the product.
•If the strength is not sufficient, the product may fall and cause injury.
ν Operation
Avoid excessive cool- |
Use a soft cloth to |
ing and perform venti- |
clean. Do not use |
lation sometimes. |
wax, thinner, or a |
|
strong detergent. |
•Otherwise, it may do harm to your health.
•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.
6
Installation of Outdoor Unit
Installation of Outdoor Unit
You need to select adequate installation location considering the following conditions, and make sure to acquire the consent of the user.
1. Installation Places
•If an awning is built over the unit to prevent direct sunlight or rain exposure, make sure that heat radiation from the condenser is not restricted.
•Ensure that the spaces indicated by arrows around front, back and side of the unit.
•Do not place animals and plants in the path of the warm air.
•Take the air conditioner weight into account and select a place where noise and vibration are minimum.
•Select a place so that the warm air and noise from the air conditioner do not disturb neighbors.
•Place that can sufficiently endure the weight and vibration of the outdoor unit and where even installation is possible
•Place that has no direct influence of snow or rain
•Place with no danger of snowfall or icicle drop
•Place without weak floor or base such as decrepit part of the building or with a lot of snow accumulation
More |
Sunroof |
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Fence |
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More than |
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or |
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||
obstacles |
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More than |
300 |
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600 |
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More than |
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700 |
(Unit : mm) |
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2. Piping length and the elevation
ν Single Operation
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Pipe Size |
Length A(m) |
Elevation B(m) |
Additional |
||||
Model |
Capacity |
mm(inch) |
refrigerant |
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Gas |
Liquid |
Standard |
Max. |
Standard |
Max. |
(g/m) |
|
UU18WE |
5kW |
Ø12.7(1/2) |
Ø6.35(1/4) |
7.5 |
25 |
5 |
15 |
20 |
|
|
|
|
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|
|
|
|
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UU24WE |
7kW |
Ø15.88(5/8) |
Ø9.52(3/8) |
7.5 |
30 |
5 |
15 |
40 |
|
If installed tube is shorter than 7.5 m, additional charging is not necessary.
Additional Refrigerant = (A -7.5) x Additional refrigerant (g)
Indoor unit
Outdoor unit
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A
B |
Outdoor unit |
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A |
Indoor unit |
B |
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Installation Manual 7
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