LG LZ-H025GBA2 INSTALLATION INSTRUCTIONS
P/NO : MFL67855502
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 : VENTILATOR
Original instruction
ITALIANO ESPAÑOL
FRANÇAIS
DEUTSCH
ΕΛΛΗΝΙΚΆ
ČEŠTINA
NEDERLANDS
POLSKI
LIMBA ROMÂNĂ
ENGLISH
PORTUGUESE
MAGYAR
БЪЛГАРСKN
SRPSKI
HRVATSKI SVENDKA
NORSK SUOMI DANSK
2 Ventilator
Ventilator Installation Manual
TABLE OF CONTENTS
Safety Precaution.................3
Introduction ..........................6
Symbols Used in
this manual ..........................6
Feature Dimension
Diagram...............................6
Installation ..........................11
Installation Map..................11
Installation of Main Body ...14
Connection of Duct............14
Method to Connect
Power Cord .......................16
How to Connect Remote
Controller(Accessory) .......17
Name and Function of
Remote Controller .............17
Installation instruction........18
Group control.....................20
Installer Setting -How to enter
installer setting mode ........22
How to connect Central
Controller(Accessory) .......24
Trial Operation....................25
Method to Operate and Select
Air Volume –Ventilation Single
Operation
...........................25
Method to Operate and Select
Air Volume – Interlinked
Operation with Ventilation.
..26
In case of finding a problem
at a trial operation..............27
Model Designation
..............28
Airborne Noise Emission ...28
• 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.
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.
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.
Do not modify or extend the
power cable.
• There is risk of fire or electric
shock.
Do not install, remove, or reinstall 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.
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.
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)
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 5
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.)
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
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.
ENGLISH
Introduction
6 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
Introduction
Symbols used in this Manual
Feature Dimension Diagram
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.
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 Fix-
ture
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.
NOTICE
Introduction
Installation Manual 7
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 Fix-
ture
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
8 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 Fix-
ture
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
Introduction
Installation Manual 9
Blower for Exhausting Air
Blower for
Supplying Air
Control box
Suspension Fixture
Maintenance Cover
Total Heat Exchange Element
Air Filter
F
RA
(Return Air)
SA
(Supply Air)
OA
(Outdoor Air)
EA
(Exhaust Air)
Model : LZ-H080GBA2 / LZ-H100GBA2
Model
1062 1140 365 987 1176 180 250 242 253 98 513 481 60
A B C D E F G H J K L kg
LZ-H080GBA2
LZ-H100GBA2
Figure Duct Pitch Weight
Pitch of Suspension Fix-
ture
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
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