LG UU30 INSTALLATION INSTRUCTIONS

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.

www.lg.com

P/NO : MFL40910604

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<![endif]>DEUTSCH FRANÇAIS ESPAÑOL ITALIANO ENGLISH

Air Conditioner Installation Manual

TABLE OF CONTENTS

Installation
Requirements
Safety Precautions .....	3
Installation of Indoor,
Outdoor unit................	6
The indoor unit
installation...................	9
Remote controller
installation.................	24
Wiring connection ....	25
Connecting Pipes to
the Indoor Unit ..........	27
Installation to
decorative panel .......	29
Indoor unit drain
piping .........................	30
Test running ..............	35
Optional operation....	37
Installation guide at
seaside.......................	42

Required Parts

•Connecting cable

•Four Type "A" Screw

•Hanging Bolt

(W 3/8 or M10 length 650mm)

•Pipes: Gas side Liquid side

•Insulated drain hose

•Additional Drain hose Inner Dia

Cassette type.............32mm Duct type....................25mm

•Additional drain pipe (Convertible type)

(Outer diameter .....15.5mm)

Required Tools

•Level

•Screw driver

•Electric drill

•Hole core drill (ø70mm)

•Flaring Tools set

•Torque Wrenches

•Hexagonal Wrench (4mm, 5mm)

•Gas-leak detector

•Owner’s Manual

•Thermometer

2 Air Conditioner

Safety Precautions

Safety Precautions

or other people and property damage, the following instructions

the air conditioner.

specified here as they include important items related to safety. instruction will cause harm or damage. The seriousness is

.

indicates the possibility of death or serious injury.

indicates the possibility of injury or damage to properties only.

used in this manual are as shown below.

Be sure not to do.

Be sure to follow the instruction.

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Always perform grounding.		Don’t use a power cord, a
		plug or a loose socket which
		is damaged.
• Otherwise, it may cause		• Otherwise, it may cause a fire
electrical shock.		or electrical shock.

Securely attach the electrical part cover to the indoor unit and the service panel to the outdoor unit.

•If the electrical part cover of the indoor unit and the service

Always install an air leakage breaker and a dedicated switching board.

•No installation may cause a fire and 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.

Do not keep or use flammable gases or combustibles near the air conditioner.

•Otherwise, it may cause a fire or the failure of product.

Ensure that an installation frame of the outdoor unit is not damaged due to use for a long time.

• It may cause injury or an accident.

Do not disassemble or repair the product randomly.

• It will cause a fire or electrical shock.

Installation Manual 3

Safety Precautions

Do not install the product at a place that there is concern of falling down.

• Otherwise, it may result in personal injury.

Use caution when unpacking and installing.

• Sharp edges may cause injury.

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.

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 strange sounds, smell, or smoke comes from it.

•Otherwise, it may cause electrical shock or a fire.

Keep the flames away.

• Otherwise, it may cause a fire.

Take the power plug out if	Do not use the power cord
necessary, holding the head	near the heating tools.
of the plug and do not touch
it with wet hands.
• Otherwise, it may cause a fire	• Otherwise, it may cause a fire
or electrical shock.	and electrical shock.

Do not open the suction inlet of the indoor/outdoor unit during operation.

•Otherwise, it may electrical shock and failure.

Do not allow water to run	Hold the plug by the head
into electrical parts.	when taking it out.
• Otherwise, it may cause the	• It may cause electric shock
failure of machine or electrical	and damage.
shock.

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 object
indoor/outdoor unit and do	on the power cord.
not put anything on it.
• It may cause an injury through	• Otherwise, it may cause a fire
dropping of the unit or falling	or electrical shock.
down.

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.

4 Air Conditioner

Safety Precautions

■ Installation

Install the drain hose to ensure that drain can be securely done.

• Otherwise, it may cause water leakage.

Install the product so that the noise or hot wind from the outdoor unit may not cause any damage to the neighbors.

•Otherwise, it may cause dispute with the neighbors.

Always inspect gas leakage after the	Keep level parallel in installing the product.
installation and repair of product.
• Otherwise, it may cause the failure of product.	• Otherwise, it may cause vibration or water
	leakage.

■ Operation

Avoid excessive cooling and perform ventilation sometimes.

• Otherwise, it may do harm to your health.

Use a soft cloth to clean. Do not use wax, thinner, or a strong detergent.

•The appearance of the air conditioner may deteriorate, change color, or develop surface flaws.

Do not use an appliance for special purposes	Do not place obstacles around the flow inlet
such as preserving animals vegetables,	or outlet.
precision machine, or art articles.
• Otherwise, it may damage your properties.	• Otherwise, it may cause the failure of appliance
	or an accident.

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Installation Manual 5

Installation of Indoor, Outdoor Unit

Installation of Indoor, Outdoor Unit

Selectionofthebestlocation

1. Indoor unit Cassette type

•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.

Ceiling				<![if ! IE]> <![endif]>more	Ceiling Board
Ceiling Board				<![if ! IE]> <![endif]>or
				<![if ! IE]> <![endif]>30
						<![if ! IE]> <![endif]>less
50 or		<![if ! IE]> <![endif]>or more			50 or	<![if ! IE]> <![endif]>30 or
more	<![if ! IE]> <![endif]>100		<![if ! IE]> <![endif]>250	<![if ! IE]> <![endif]>less	more
			<![if ! IE]> <![endif]>Above	<![if ! IE]> <![endif]>330 or		Unit:cm
				Floor

Duct type

•The place shall easily bear a load exceeding four times the indoor unit’s weight.

•The place shall be able to inspect the unit as the figure.

•The place where the unit shall be leveled.

•The place shall allow easy water drainage.(Suitable dimension “H” is necessary to get a slope to drain as figure.)

•The place shall easily connect with the outdoor unit.

•The place where the unit is not affected by an electrical noise.

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

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

Top view

Inspection hole

(600X600)

(unit: mm)

Control box

600

<![if ! IE]> <![endif]>1000

600

Front

Front view

H

6 Air Conditioner

Installation of Indoor, Outdoor Unit

Convertible type

•Do not have any heat or steam near the unit.

•Select a place where there are no obstacles in front of the unit.

•Make sure that condensation drainage can be conveniently routed away.

•Do not install near a doorway.

•Ensure that the interval between a wall and the left (or right) of the unit is more than 70cm.

•Use a stud finder to locate studs to prevent unnecessary damage to the wall.

•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.

More than 70cm

More than 70cm

More than 20cm

More than 20cm

More than eye-level

(Ceiling installation)

More than 20cm

More than 20cm

(Floor/Wall installation)

2. Outdoor unit

1.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.

2.Ensure that the spaces indicated by arrows around front, back and side of the unit.

3.Do not place animals and plants in the path of the warm air.

4.Take the air conditioner weight into account and select a place where noise and vibration are minimum.

5.Select a place so that the warm air and noise from the air conditioner do not disturb neighbors.

		More than 60cm
	More than	More than 30cm
	30cm
	More than	More
		than 60cm
	70cm

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Installation Manual 7

Installation of Indoor, Outdoor Unit

3. Piping length and the elevation

	Capacity	Pipe Size		Length A(m)		Elevation B(m)		*Additional
		(Diameter:Ø)
								refrigerant(g/m)
		Gas	Liquid	Standard	Max.	Standard	Max.
	24k Btu/h	5/8"(15.88mm)	3/8"(9.52mm)	7.5	40	5	30	45
	30k Btu/h	5/8"(15.88mm)	3/8"(9.52mm)	7.5	50	5	30	45
	36k Btu/h	5/8"(15.88mm)	3/8"(9.52mm)	7.5	50	5	30	45

Oil trap

Gas piping Liquid piping

Indoor unit

A trap is not necessary when the outdoor unit is installed in a higher position than the indoor unit.

<![if ! IE]> <![endif]>*15m	* Install trap at each
	difference in height	Outdoor unit
	15m

Outdoor unit

Indoor unit

CAUTION:

•Rated performance for refrigerant line length of:7.5m

•Capacity is based on standard length and maximum allowance length is on the basis of reliability.

•Improper refrigerant charge may result in abnormal cycle.

8 Air Conditioner

	The indoor unit installation
The indoor unit installation
1. Cassette type		<![if ! IE]> <![endif]>ENGLISH
Ceiling
	Ceiling board
Level gauge

TE Series

	600 (Ceiling opening)
39.5	521(Hanging bolt)	39.5
		<![if ! IE]> <![endif]>75	<![if ! IE]> <![endif]>(Ceiling opening)
	570 Unit size	<![if ! IE]> <![endif]>672 (Hanging bolt)
	<![if ! IE]> <![endif]>Unit size
	<![if ! IE]> <![endif]>570	<![if ! IE]> <![endif]>75	<![if ! IE]> <![endif]>600
		Unit:mm

TH/TD Series

	875 (Ceiling opening)
45	785(Hanging bolt)	45
		<![if ! IE]> <![endif]>101.5	<![if ! IE]> <![endif]>(Ceiling opening)
	840 Unit size	<![if ! IE]> <![endif]>672 (Hanging bolt)
	<![if ! IE]> <![endif]>Unit size
	<![if ! IE]> <![endif]>840	<![if ! IE]> <![endif]>101.5	<![if ! IE]> <![endif]>875
		Unit:mm

TM/TN/TP Series

	875(Ceiling opening)
	787(Hanging bolt)
<![if ! IE]> <![endif]>671	840 Unit size	<![if ! IE]> <![endif]>684(Hanging bolt)	<![if ! IE]> <![endif]>(Ceiling opening)
	<![if ! IE]> <![endif]>Unit size
	<![if ! IE]> <![endif]>840		<![if ! IE]> <![endif]>875
		Unit:mm

CAUTION :

•This air-conditioner uses a drain pump.

•Install the unit horizontally using a level gauge.

•During the installation, care should be taken not to damage electric wires.

NOTICE

• Avoid the following installation location.

•Select and mark the position for fixing bolts and piping hole.

•Decide the position for fixing bolts slightly tilted to the drain direction after considering the direction of drain hose.

•Drill the hole for anchor bolt on the wall.

1.Such places as restaurants and kitchen where considerable amount of oil steam and flour is generated. These may cause heat exchange efficiency reduction, or water drops, drain pump mal-function.

In these cases, take the following actions;

•Make sure that ventilation fan is enough to cover all noxious gases from this place.

•Ensure enough distance from the cooking room to install the air conditioner in such a place where it may not suck oily steam.

2.Avoid installng air conditioner

in such places where

Air conditioner

cooking oil or iron powder is

generated.

3. Avoid places where

Take enough

inflammable gas is generated.

distance

Use the ventilation fan

4. Avoid place where noxious gas is

for smoke-collecting

hood with sufficient

generated.

capacity.

Cooking table

5.Avoid places near high frequency generators.

Installation Manual 9

The Indoor Unit Installation

Hanging bolt (W3/8 or M10)

Nut (W3/8 or M10)

Spring washer (M10)

Ceiling

Keep the length of the bolt

Air Conditioner body

<![if ! IE]> <![endif]>150mm

Flat washer for M10

from the bracket to 40mm

(accessory)

Ceiling board

Ceiling board

Flat washer for M10

(accessory)

Paper model

Set screw of

Nut

for installation

paper model (4 pieces)

	(W3/8 or M10)
	Adjust the same height	Open the ceiling board
		along the outer edge of the
		paper model

• The following parts is option.

Hanging Bolt	- W 3/8 or M10
Nut	- W 3/8 or M10
Spring Washer - M10
Plate Washer	- M10

CAUTION: Tighten the nut and bolt to prevent unit falling.

•Drill the piping hole on the wall slightly tilted to the outdoor side using a Ø 70 hole-core drill.

	Wall
Indoor	Outdoor
	<![if ! IE]> <![endif]>5~7mm

10 Air Conditioner

The Indoor Unit Installation

2. Duct type

CASE 1

POSITION OF SUSPENSION BOLT

-canvas between the unit and unnecessary vibration.

Accessory at air return hole.

(Unit:mm)

Dimension
Capacity	A	B	C	D	E	F	(G)	H	I
30/36k Btu/hr 1232 1182			355	45.5	450	30	87	830	186
24k Btu/h	932	880	355	45.5	450	30	87	750	163

A	<![if ! IE]> <![endif]>ENGLISH
B
	<![if ! IE]> <![endif]>C E
	<![if ! IE]> <![endif]>D
(G)	<![if ! IE]> <![endif]>F
<![if ! IE]> <![endif]>I
H
Drainage hole

CASE 2
unit leaning to a drainage hole
figure for easy water drainage.	M10 Nut	X 4
	M10 SP. washer X 4		(Local
			supply)
	M10 washer	X 4
POSITION OF CONSOLE BOLT
where the unit will be leveled and	M10 washer	X 4
support the weight of the unit.			(Local
where the unit can withstand its	M10 SP. washer X 4
	M10 Nut	X 4	supply)
where service can be easily
	Installation Manual			11

The Indoor Unit Installation

•Select and mark the position for fixing bolts.

•Drill the hole for set anchor on the face of ceiling.

•Insert the set anchor and washer onto the suspension bolts for locking the suspension bolts on the ceiling.

•Mount the suspension bolts to the set anchor firmly.

•Secure the installation plates onto the suspension bolts (adjust level roughly) using nuts, washers and spring washers.

CAUTION: Tighten the nut and bolt top revent unit falling.

Old building		New building
1	Set anchor
2	Plate washer
3	Spring washer
4	Nut
5 Suspension
	bolts
• Local supply
Set anchor
Plate washer		- M10
Spring washer		- M10
Nut		- W3/8 or M10
Suspension bolt		- W3/8 or M10

12 Air Conditioner

The Indoor Unit Installation

CAUTION

1.Install declination of the indoor unit is very important for the drain of the duct type air conditioner.

2.Minimum thickness of the insulation for the connecting pipe shall be 5mm.

Front of view

•The unit must be horizontal or declined to the drain hose connected when finished installation.

		Ceiling
		<![if ! IE]> <![endif]>1~3mm
CORRECT	Drainage hole	INCORRECT	Drainage hole

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CAUTION FOR GRADIENT OF UNIT AND DRAIN PIPING

Lay the drain hose with a downward inclination so water will drain out.

•Always lay the drain with downward inclination (1/50 to 1/100).

Prevent any upward flow or reverse flow in any part.

•5mm or thicker formed thermal insulator shall always be provided for the drain pipe.

	Thermal insulator
	(Local supply)
	Drainage pipe
Unit	(Local supply)
Make sure to be closed.	Drainage hole

• Upward routing not allowed

CORRECT

INCORRECT

Applied U-Trap Dimension

•Install the P-Trap (or U-Trap) to prevent a water leakage caused by the blocking of intake air filter.

A	70mm
B	2C
C	2 x SP		B
SP = External Pressure
	(mmAq)		C
Ex) External Pressure			U-Trap
	= 10mmAq
	A	70mm	A
	B	40mm
	C	20mm

Installation Manual 13