LG ARNH04GK2A2 User guide

www.lg.com

P/NO : MFL67086801

Please read this manual carefully before operating your set and retain it for future
reference.

OWNER’S MANUAL

AIR
CONDITIONER

[

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

Original instruction

For more information, Refer to the CD or LG Web site (www.lg.com).

Hydro Kit (For Medium Temperature)

ENGLISH

ITALIANO

ESPAÑOL

FRANÇAIS

DEUTSCH

ΕΛΛΗΝΙΚΆ

PORTUGUÊS

NEDERLANDS

POLSKI MAGYAR

2 Hydro Kit

Hydro Kit Owner’s Manual

TABLE OF CONTENTS

FOR YOUR RECORDS

Write the model and serial numbers here:

Model #

Serial #

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

Installer's Name

Purchased Date

n

Staple your receipt to this page in the event you
need it to prove date of purchase or for warranty
issues.

READ THIS MANUAL

Inside you will find many helpful hints on how to use and
maintain your

Hydro Kit

properly. Just a little preventive
care on your part can save you a great deal of time and
money over the life of your product.

You'll find many answers to common problems in the
chart of troubleshooting tips. If you review our chart of

Troubleshooting Tips first, you may not need to call for
service at all.

PRECAUTION

• Contact the authorized service technician for repair or

maintenance of this unit.

• Contact the installer for installation of this unit.

•

Hydro Kit

is not intended for use by young children or

invalids without supervision.

• Young children should be supervised to ensure that

they do not play with

Hydro Kit

.

• When the power cable is to be replaced, replacement

work must be performed by authorized personnel
only using only genuine replacement parts.

• Installation work must be performed in accordance

with the National Electric Code by qualified and
authorized personnel only.

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

Product Introduction ..........................8

Owner's Instruction ..........................10

Using Thermostat .............................23

Maintenance and Service.................26

Safety Precaution

Owner’s Manual 3

Hydro Kit

ENGLISH

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.

WARNING

CAUTION

This symbol indicates the possibility of death or serious injury.

This symbol indicates the possibility of injury or damage.

WARNING

Always ground the
product.

• There is a risk of elec­tric shock.

Do not use a defective
or underrated circuit
breaker. Use this
appliance on a dedi­cated circuit.

• There is risk of fire or
electric shock.

Do not use a multi
outlet. Always use
this appliance on a
dedicated circuit and
breaker.

• It can cause electric
shock or fire.

For electrical work,
contact the dealer, sell­er, a qualified electri­cian, or an Authorized
Service Center. Do not
disassemble or repair
the product by yourself.

• There is risk of fire or
electric shock.

Always ground the
product as per the
wiring diagram. Do not
connect the ground
wire to gas or water
pipes lightening rod or
telephone ground wire.

• 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 due to
dust , water etc.

Use the correctly
rated breaker or fuse.

• There is risk of fire or
electric shock.

Do not modify or extend
the power cable. If the
power cable or cord has
scratches or skin peeled
off or deteriorated then it
must be replaced.

• There is risk of fire or
electric shock.

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

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

4 Hydro Kit

Safety Precaution

Indoor/outdoor wiring
connections must be
secured tightly and the
cable should be routed
properly so that there is
no force pulling the
cable from the connec­tion terminals.

• Improper or loose con­nections can cause
heat generation or fire.

Safely dispose off the
packing materials. Like
screws, nails, batteries,
broken things etc after
installation or service
and then tear away and
throw away the plastic
packaging bags.

• Children may play with
them and cause injury.

Make sure to check
that the power device
is not dirty, loose or
broken and then Turn
on the power.

•

Dirty, loose or broken
power device can cause
electric shock or fire.

Do not place a heater
or other heating appli­ances near the power
cable.

• There is risk of fire and
electric shock.

Do not allow water to
run into electric parts.
Install the unit away
from water sources.

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

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

• There is risk of fire.

Do not install the prod­uct on a defective
installation stand. Be
sure that the installa­tion area does not
deteriorate with age.

• It may cause product to
fall.

Never install the out­door unit on a moving
base or a place from
where it can fall down.

• The falling outdoor unit
can cause damage or
injury or even death of
a person.

When the product is
soaked (flooded or sub­merged) in water, contact
an Authorized Service
Center for repair before
using it again.

• There is risk of fire or
electric shock.

Be sure to check the
refrigerant to be used.
Please read the label
on the product.

• Incorrect refrigerant can
prevent the normal
operation of the unit.

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

• Otherwise it may cause
a fire or electrical
shock.

Do not touch , oper­ate, or repair the prod­uct with wet hands.

• There is risk of electric
shock or fire.

Owner’s Manual 5

Hydro Kit

Safety Precaution

ENGLISH

Do not use the prod­uct in a tightly closed
space for a long time.
Perform ventilation
regularly.

• Oxygen deficiency
could occur and hence
harm your health.

Do not open the front
cover or grille of the
product during opera­tion. (Do not touch the
electrostatic filter, if the
unit is so equipped.)

• There is risk of physical
injury, electric shock, or
product failure.

If strange sounds,
smell or smoke comes
from product, immedi­ately turn the breaker
off or disconnect the
power supply cable.

• There is risk of electric
shock or fire.

Ventilate the product
room from time to time
when operating it
together with a stove,
or heating element etc.

• Oxygen deficiency can
occur and hence harm
your health.

Turn the main power
off when cleaning or
repairing the product.

• There is risk of electric
shock.

Take care to ensure
that nobody especial­ly kids could step on
or fall onto the out­door unit.

• This could result in per­sonal injury and product
damage.

Take care to ensure
that power cable
could not be pulled
out or damaged dur­ing operation.

• There is risk of fire or
electric shock.

Do not place ANY­THING on the power
cable.

• There is risk of fire or
electric shock.

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

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

In outdoor unit the
step-up capacitor sup­plies high voltage elec­tricity to the electrical
components. Be sure to
discharge the capacitor
completely before con­ducting the repair work.

• An charged capacitor
can cause electrical
shock.

When installing the
unit, use the installa­tion kit provided with
the product.

• Otherwise the unit may
fall and cause severe
injury.

Be sure to use only
those parts which are
listed in the service
parts list. Never
attempt to modify the
equipment.

•

The use of inappropriate
parts can cause an elec­trical shock, excessive
heat generation or fire.

Safety Precaution

6 Hydro Kit

CAUTION

Two or more people
must 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.

Keep level even when
installing the product.

• To avoid vibration or
noise.

Do not install the product
where the noise or hot air
from the outdoor unit
could damage or disturb
the neighborhoods.

• It may cause a problem
for your neighbors and
hence dispute.

Always check for gas
(refrigerant) leakage
after installation or
repair of product.

• Low refrigerant levels
may cause failure of
product.

Do not use the product
for special purposes,
such as preserving
foods, It is not a precision
refrigeration system.

• There is risk of damage
or loss of property.

Do not block the inlet
or outlet of air flow.

• It may cause product
failure.

Use a soft cloth to
clean. Do not use harsh
detergents, solvents or
splashing water etc .

• There is risk of fire,
electric shock, or dam­age to the plastic parts
of the product.

Do not step on or put
anyting on the prod­uct. (outdoor units)

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

Do not insert hands or
other objects through
the air inlet or outlet
while the product is
operating.

• There are sharp and
moving parts that could
cause personal injury.

Be cautious when
unpacking and
installing the product.

• Sharp edges could
cause injury.

If the refrigerant gas
leaks during the
repair, do not touch
the leakaing refriger­ant gas.

• The refrigernat gas can
cause frostbite (cold
burn)

Safety Precaution

Owner’s Manual 7

Hydro Kit

ENGLISH

Do not tilt the unit
when removing or
uninstalling it.

• The condensed water
inside can spill.

If the refrigerant gas
leaks during the instal­lation, ventilate the
area immediately.

• Otherwise it can be
harmfull for your health.

Dismantling the unit,
treatment of the refrig­erant oil and eventual
parts should be done
in accordance with
local and national
standards.

Do not expose your skin or kids or
plants to the cool or hot air draft.

• This could harm to your health.

Use a firm stool or ladder when
cleaning, maintaining or repairing
the product at an height.

• Be careful and avoid personal injury.

Product Introduction

Product Introduction

Typical Installation Scene

Use of power supply separate power for the indoor unit. (Do not connect and use from the
power terminal of the outdoor unit.)

CAUTION

8 Hydro Kit

Water Out

Gas side

Liquid side

Water In

Drain

h Grey painted functions may not be operated and displayed.

Remote Controller

ZDWHU

WHPS

RSHU

KHDWLQJ

PRGH

Owner’s Manual 9

Hydro Kit

Product Introduction

ENGLISH

No Name

1 Display
2 Change Temperature Button
3 Water Heating Enable / Disable Button
4 Power Button
5 Operation Mode Selection Button
6 Silent Mode On / Off Button
7 Temperature Setting Mode Button
8 Temperature View Mode Button

9 Function Setting Button
10 Programming Button
11 Direction Button (Up, Down, Left, Right)
12 Set / Clear button
13 ESC Button

ڸ

ۀ
ڿ

ھ
ڽ

ہ
ۂ

WHPS

ZDWHU

KHDWLQJ

RSHU

PRGH

ڹ
ں

ڻ

ڼ

ۃ

ۄ