LG MFL59506845 Installation Manual

P/NO : MFL59506845

www.lg.com

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.

TYPE : WALL MOUNTED

ENGLISH FRANCAIS ESPAÑOL

• Do not cool excessively indoors. This may be harmful for your health and may consume more
electricity.

• Block sunlight with blinds or curtains while you are operating the air conditioner.

• Keep doors or windows closed tightly while you are operating the air conditioner.

• Adjust the direction of the air flow vertically or horizontally to circulate indoor air.

• Speed up the fan to cool or warm indoor air quickly, in a short period of time.

• Open windows regularly for ventilation as the indoor air quality may deteriorate if the air condition­er is used for many hours.

• Clean the air filter once every 2 weeks. Dust and impurities collected in the air filter may block the
air flow or weaken the cooling / dehumidifying functions.

For your records

Staple your receipt to this page in case you need it to prove the date of purchase or for warranty
purposes. Write the model number and the serial number here:

Model number :

Serial number :

You can find them on a label on the side of each unit.

Dealer’s name :

Date of purchase :

Here are some tips that will help you minimize the power consumption when you use the air
conditioner. You can use your air conditioner more efficiently by referring to the instructions
below:

TIPS FOR SAVING ENERGY

TIPS FOR SAVING ENERGY

2

ENGLISH

3

IMPORTANT SAFETY INSTRUCTIONS

READ ALL INSTRUCTIONS BEFORE USING THE APPLIANCE.

Always comply with the following precautions to avoid dangerous situations and ensure peak
performance of your product

WARNING

It can result in serious injury or death when the directions are ignored

CAUTION

It can result in minor injury or product damage when the directions are ignored

WARNING

• Installation or repairs made by unqualified persons can result in hazards to you and others.

• Installation MUST conform with local building codes or, in the absence of local codes, with
the Nation Electrical Code NFPA 70/ANSI C1-1003 or current edition and Canadian Electrical
Code Part1 CSA C.22.1.

• The information contained in the manual is intended for use by a qualified service technician
familiar with safety procedures and equipped with the proper tools and test instruments.

• Failure to carefully read and follow all instructions in this manual can result in equipment mal­function, property damage, personal injury and/or death.

Installation

• Don’t use a power cord, a plug or a loose socket which is damaged.

- Otherwise, it may cause a fire or electrical 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.

• 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 modify or extend the power cable.

- There is risk of fire 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 furniture.

• 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 con-

denser and evaporator.

• For installation, always contact the dealer or an Authorized Service Center.

- There is risk of fire, electric shock, explosion, or injury.

!

!

!

SAFETY PRECAUTIONS

ENGLISH

• 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.

Operation

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

- There is risk of fire or failure of product.

CAUTION

Installation

• 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.

!

SAFETY PRECAUTIONS

4

ENGLISH

5

2 TIPS FOR SAVING

ENERGY

3 IMPORTANT SAFETY

INSTRUCTIONS

6 INSTALLATION PARTS
6 INSTALLATION TOOLS
7 INSTALLATION MAP
8 INSTALLATION

8 Select the best Location
8 Outdoor unit
9 Fixing Installation Plate
9 Drill a Hole in the Wall
9 Flaring Work
9 - Cut the pipes and the cable
10 - Burrs removal
10 - Putting nut on
10 - Flaring work
10 - Check
10 - Installation of Indoor Unit
11 Connecting the Piping
11 - Good case
12 - Bad case
12 - Left side piping
12 - Right side piping
12 - Connecting the installation pipe and

drain hose to the indoor unit.

13 - Wrap the insulation material around

the connecting portion.

13 - Finishing the indoor unit installation
14 Outdoor
14 Connecting the Cables
16 Forming the Piping
17 Air Purging

17 - Air purging with vacuum pump
18 - Soap water method
18 - Evacuation
19 - Finishing the Job
19 - Settlement of outdoor unit
20 Checking the Drainage
20 - To check the drainage.
20 - Drain piping
21 Installation of filters
21 Test Running
21 - Prepare remote controller
22 - Evaluation of the performance
22 - Pump down
22 - Pump Down Procedure
23 Installation guide at the seaside
23 - Selecting the location(Outdoor Unit)
24 Piping Length and Elevation

TABLE OF CONTENTS

TABLE OF CONTENTS

ENGLISH

INSTALLATION TOOLS

6

INSTALLATION PARTS

ENGLISH

INSTALLATION PARTS

Name

Quantity Shape

Installation plate

1 EA

Type "A" screw

5 EA

Type "B" screw

2 EA

Type "C" screw

2 EA

Remote control

holder

1 EA

The feature can be changed according a type of model.

Screws for fixing panels are attached to decoration panel.

Figure FigureName

Screw driver

Electric drill

Measuring tape, Knife

Hole core drill

Spanner

Torque wrench

Multi-meter

Hexagonal wrench

Ammeter

Gas-leak detector

Thermometer,

Level

Flaring tool set

Name

INSTALLATION MAP

7

INSTALLATION MAP

Connecting cable
(Optional Parts)

Gas side piping (Optional Parts)
Liquid side piping (Optional Parts)
Additional drain pipe

Vinyl tape (Narrow)
Drain Hose

Vinyl tape (Wide)

• Apply after carrying out a
drainage test.

• To carry out the drainage
test, remove the air filters
and pour water into the heat
exchanger.

Saddle

Installation plate
Sleeve
Bushing-Sleeve

Putty(Gum Type Sealant)

Bend the pipe as closely
on the wall as possible,
but be careful that it
doesn't break.

NOTE

!

• You should purchase the installation parts.

* The feature can be changed according to a type of model.

ENGLISH

Select the best Location

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

- Select a place where there are no obstacles
around 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
100mm. The unit should be installed as high
as possible on the wall, allowing a minimum
of 200mm from ceiling.

- Use a metal detector to locate studs to pre­vent unnecessary damage to the wall.

* The feature can be changed according a

type of model.

Outdoor unit

- 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 space around the back and
sides is more than 300mm. The space in
front of the unit should be more than 700mm
of space.

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

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

- Select a place where the warm air and noise
from the air conditioner do not disturb neigh­bors.

More than 200

More than

100

More than 2300

More than

100

(Unit : mm)

CAUTION

Install the indoor unit on the wall where
the height from the floor is more than
2300mm.

!

INSTALLATION

INSTALLATION

8

ENGLISH

More than

300

More than

300

Sunroof

Fence or

obstacles

More than

700

More than

600

(Unit : mm)

*The feature can be changed according a type

of model.