LG LZ-H100GBA2 INSTALLATION INSTRUCTIONS

www.lg.com

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.

[

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

INSTALLATION MANUAL

AIR
CONDITIONER

VENTILATOR

Original instruction

P/NO : MFL67855502

ITALIANO

ESPAÑOL

FRANÇAIS

DEUTSCH

ΕΛΛΗΝΙΚΆ

ČEŠTINA

NEDERLANDS

POLSKI

LIMBA ROMÂNĂ

ENGLISH

2 Ventilator

Ventilator Installation Manual

TABLE OF CONTENTS

Safety Precautions...............3

Introduction ..........................8

Symbols used in this

Manual.................................8

Feature Dimension

Diagram...............................8

Installation ..........................13

Installation Map .................13

Installation of Main Body ...16

Connection of Duct............16

Method to Connect

Power Cord .......................18

How to connect Remote

Controller(Accessory) .......19

Name and Function of

Remote Controller .............19

Installation instruction........20

Group control.....................22

Installer Setting -How to enter

installer setting mode ........24

How to connect Central

Controller(Accessory) .......26

Trial Operation....................27

Method to Operate and Select
Air Volume –Ventilation Single
Operation

............................27

Method to Operate and Select
Air Volume – Interlinked
Operation with Ventilation

. ...28

In case of finding a problem

at a trial operation..............29

Model Designation.............30

Airborne Noise Emission ...30

• Screws

• Nuts

• Ceiling Fixing Bolt(M10~12)

• Washer

• Aluminium Tape

• Screws

• Screw Driver

• Spanner

• Cutter

• Cutter

• Screw Driver

Installation

Requirements

Required Parts Required Tools

Safety Precautions

Installation Manual 3

Safety Precautions

To prevent injury to the user or other people and property damage, the following instructions
must be followed.
n Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is

classified by the following indications.

n Meanings of symbols used in this manual are as shown below.

WARNING

CAUTION

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.

WARNING

n Installation

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.

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.

ENGLISH

Safety Precautions

4 Ventilator

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.

Do not let the product
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.

For re-installation of the
installed product,
always contact the deal­er or an Authorized
Service Center.

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

Do not open the
maintenance cover of
the main body during
operation.

• Otherwise, it may cause
electrical shock.

Use the outdoor air
suction hole with the
net installed to
ensure that birds
could not come in.

• Remove estrange
things like the bird’s
nest. Otherwise, it may
cause scarcity of indoor
oxygen.

Do not modify or
extend the power
cable.

• There is risk of fire or
electric shock.

Do not install,
remove, or re-install
the unit by yourself
(customer).

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

Be cautious when
unpacking and
installing the prod­uct.

• Sharp edges could
cause injury.

Safety Precautions

Installation Manual 5

ENGLISH

Install the air intake
where polluted air
can not be directly
sucked in.

• It may cause various
accidents, including suf­focation, due to the suc­tion of harmful
gasses(CO, etc.)

Do not install this
product in a refriger­ated warehouse,
heated swimming
pool or other location
where the tempera­ture and humidity are
significantly differ­ent.

• There is risk of electrical
shock, malfunctioning.

Install this product in
an environment
where the tempera­ture ranges from –
10°C to +45°C and
the relative humidity
is less than 80%. It
condensation is
expected to form,
heat up the fresh out­side air using a duct
heater etc.

Install this product in
and environments
where the outside air
intake meets the fol­lowing conditions:
temperature range is
between –15°C and
+40°C and the rela­tive humidity is 80%
or less.

Use the designated
electrical wires for
the terminal board
connections, and
connect the wires
securely so that they
will not become dis­connected. (Failure
to ensure proper
connections may
cause fire.)

When passing metal
ducts through wood­en buildings clad
with metal laths, wire
laths or metal, these
ducts must be
installed in such a
way that they will not
make electrical con­tact with the metal
laths, wire laths or
metal sheets. (Power
leakage can cause
ignition)

6 Ventilator

Be cautious that water could not
enter the product.

• There is risk of fire, electric shock, or
product damage.

Turn the breaker off when clean­ing or maintaining the product.

• There is risk of electric shock.

The outside ducts must be tilted
at a gradient (1/30 or more) down
toward the outdoor area from the
ventilator unit, and properly insu­lated. (The entry of rain water may
cause power leaks, fire or damage
to household property.)

Glove should be worn when doing
the installation work. (There is
risk of injury.)

Avoid fire equipment

• There is risk of fire.

When the product is
soaked (flooded or
submerged), contact
an Authorized Service
Center.

• There is risk of fire or
eletric shock.

Don't touch a dedicat­ed circuit or breaker
with wet hands.

• There is risk of electric
shock.

n Operation

When the product is
not be used for a long
time, disconnect the
power supply plug or
turn off the breaker.

• There is risk of product
damage or failure, or
unintended operation.

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

• There is risk of fire or
failure of product.

When flammable gas
leaks, turn off the gas
and open a window for
ventilation before turn
the product on.

• Do not use the tele­phone or turn switches
on or off.
There is risk of explo­sion or fire

Safety Precautions

Installation Manual 7

ENGLISH

Don't connect the ground
wire to the window frame
or water cock.

• There is risk of electric
shock.

Do not install the product
at a smoky and oily place
like kitchen or factory.

• Otherwise. oil may
adhere to the filter or
heating exchanger and
cause trouble.

Install the product in
an insulated space
from outdoor air.

•

In case of installing the prod­uct outside of the insulated
layer, dewing occurs inside of
the main body in winter.And it
causes electrical shock or
falling of condensed water.

n Installation

CAUTION

Keep level even
when installing the
product.

• To avoid vibration or
water leakage.

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.

Use a soft cloth to
clean. Do not use
harsh detergents, wax
or thinner, etc.

• Otherwise, color or sur­face of the oroduct mav
deteriorate.

Clean the filter and the
heat exchanger regu­larly and use the
gloves for cleaning.

•

Adhering to a mass of
dust may cause the dete­rioration of air volume.

Do not use the product for
special purposes, such as
preserving foods, works of
art, etc. It is a consumer
ventilator, not a precision
refrigeration system.

• There is risk of damage
or loss of property.

n Operation

Do not block the inlet or outlet of
air flow.

• It may cause product failure.

Do not step on or put anyting on
the product.

• There is risk of personal injury and
failure of product.

Safety Precautions

Introduction

8 Ventilator

A J

G

H

K L

B

E

C

F

D

Suspension Fixture

Blower for Supply Air

Blower for Exhaust

(Exhaust Air) (Supply Air)

(Return Air)

(Outdoor Air)

Air

SA

RA

EA

OA

Feature Dimension Diagram

Model

605 570 185 525 603 40 100 97 184 90 394 100 22

A B C D E F G H J K L kg

LZ-H015GBA2

Figure Duct Pitch Weight

Pitch of Suspension

Fixture

Duct Connection Flange

Nominal

Diameter

Model : LZ-H015GBA2

Unit : mm

h

It necessary to secure sufficient space for maintenance more than the dimensions described in the
product service.

This symbol alerts you to the risk of electric shock.

This symbol alerts you to hazards that could cause harm to the
product.

This symbol indicates special notes.

Symbols used in this Manual

Introduction

NOTICE

Introduction

Installation Manual 9

Model : LZ-H025GBA2 / LZ-H035GBA2

Model

750 680 250 850 657 711 40 150 146 155 50 502 89.2 32

A B C D E F G H J K L M kg

LZ-H025GBA2

LZ-H035GBA2

Figure Duct Pitch Weight

Pitch of Suspension

Fixture

Duct Connection Flange

Nominal

Diameter

Unit : mm

h

It necessary to secure sufficient space for maintenance more than the dimensions described in the
product service.

ENGLISH

A K

Suspension Fixture

Blower for Supply Air

J

H

EA

(Exhaust Air)

Blower for Exhaust Air

Maintenance Cover

OA

(Outdoor Air)

M

L

B

E
D

F

SA

(Supply Air)

RA

(Return Air)

Air Filter

Control Box

Total Heat
Exchanger

G

C

Introduction

10 Ventilator

Model : LZ-H050GBA2

Model

1014 988 273 939 1025 135 200 194 252 96 590 198 44

A B C D E F G H J K L kg

LZ-H050GBA2

Figure Duct Pitch Weight

Pitch of Suspension

Fixture

Duct Connection Flange

Nominal

Diameter

Unit : mm

h

It necessary to secure sufficient space for maintenance more than the dimensions described in the
product service.

EA

(Exhaust Air)

OA

(Outdoor Air)

Blower for Exhausting Air

Suspension Fixture

RA
(Return Air)

SA
(Supply Air )

Blower for Supplying Air

Air Filter

Control box

Maintenance Cover

Total Heat Exchanger

F