LG | ARNU24GSKN4.ANWALAP | LG ARNU05GSJN4.ANWALAP Owner’s Manual

MFL69485717 2017. 8. 18. 오오 11:12 Page 1
ENGLISH
OWNER’S MANUAL
AIR
CONDITIONER
Please read this manual carefully before operating your set and retain it
for future reference.
WALL MOUNTED
Original instruction
www.lg.com
P/NO : MFL69485717
Copyright © 2017 LG Electronics Inc. All Rights Reserved.
MFL69485717 2017. 8. 18. 오오 3:36 Page 2
Wall Mounted Type Indoor Unit Owner’s Manual
TABLE OF CONTENTS
FOR YOUR RECORDS
Safety Precautions ....................3
Write the model and serial numbers here:
Model #
Serial #
Prior to Operation......................6
You can find them on a label on the side of each unit.
Dealer's Name
Date Purchased
Product Introduction.................7
n Staple your receipt to this page in the event you need
it to prove date of purchase or for warranty issues.
Operating Instructions..............7
READ THIS MANUAL
Maintenance and Service .........8
Inside you will find many helpful hints on how to use
and maintain your air conditioner properly. Just a little
preventive care on your part can save you a great deal
of time and money over the life of your air conditioner.
Before you Call for Service....11
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.
• The air conditioner 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 the air conditioner.
• When the power cord is to be replaced, replacement
work shall 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.
2
Indoor Unit
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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
This symbol indicates the possibility of death or serious injury.
CAUTION
This symbol indicates the possibility of injury or damage to properties only.
n Meanings of symbols used in this manual are as shown below.
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.
Install the panel and the cover
of control box securely.
• There is risk of fire or electric
shock.
Do not modify or extend the
power cable.
• There is risk of fire or electric
shock.
For installation, always contact
the dealer or an Authorized
Service Center.
• There is risk of fire, electric shock,
explosion, or injury.
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 install a dedicated
circuit and breaker.
• Improper wiring or installation may
cause 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.
Do not install the product on a
defective installation stand.
• It may cause injury, accident, or
damage to the product.
Always ground the product.
• There is risk of fire or electric
shock.
Use the correctly rated breaker
or fuse.
• There is risk of fire or electric
shock.
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
condenser and evaporator.
Do not turn on the breaker or
power under condition that
front panel, cabinet, top cover,
control box cover are removed
or opened.
• Otherwise, it may cause fire,
electric shock, explosion or death.
Owner’s Manual 3
ENGLISH
Safety Precautions
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Safety Precautions
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.
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.
n Operation
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 a heater or other
appliances near the power
cable.
• There is risk of fire and electric
shock.
Do not use the product in a
tightly closed space for a long
time.
• Oxygen deficiency could occur.
Stop operation and close the
window in storm or hurricane.
If possible, remove the product
from the window before the
hurricane arrives.
• There is risk of property damage,
failure of product, or electric
shock.
Be cautious that water could
not enter the product.
• There is risk of fire, electric shock,
or product damage.
Take care to ensure that
nobody could step on or fall
onto the outdoor unit.
• This could result in personal injury
and product damage.
4
Indoor Unit
Do not place anything on the
power cable.
• There is risk of fire or electric
shock.
Do not allow water to run into
electric parts.
• It may cause There is risk of fire,
failure of the product, or electric
shock.
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
Do not open the inlet grill 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.
Ventilate the product from time
to time when operating it
together with a stove, etc.
• There is risk of fire or electric
shock.
Do not touch(operate) the
product with wet hands.
• There is risk of fire or electrical
shock.
Do not store or use flammable
gas or combustibles near the
product.
• There is risk of fire or failure of
product.
If strange sounds, or small or
smoke comes from product.
Turn the breaker off or
disconnect the power supply
cable.
• There is risk of electric shock or
fire.
When the product is soaked
(flooded or submerged),
contact an Authorized Service
Center.
• There is risk of fire or electric
shock.
Turn the main power off when
cleaning or maintaining the
product.
• There is risk of 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.
Do not turn on the breaker or
power under condition that
front panel, cabinet, top cover,
control box cover are removed
or opened.
• Moisture may condense and wet
or damage furniture.
• Otherwise, it may cause fire,
electric shock, explosion or death.
MFL69485717 2017. 8. 28. 오오 7:13 Page 5
Safety Precautions
ENGLISH
CAUTION
n 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.
Use two or more people to lift and transport the product.
• Avoid personal injury.
n Operation
Do not expose the skin directly
to cool air for long periods of
time. (Don't sit in the draft.)
• This could harm to your health.
Use a soft cloth to clean. Do not
use harsh detergents, solvents,
etc.
• There is risk of fire, electric shock,
or damage to the plastic parts of
the product.
Always insert the filter securely.
Clean the filter every two weeks
or more often if necessary.
• A dirty filter reduces the efficiency
of the air conditioner and could
cause product malfunction or
damage.
Do not use the product for
special purposes, such as
preserving foods, works of art,
etc. It is a consumer air
conditioner, not a precision
refrigeration system.
• There is risk of damage or loss of
property.
Do not touch the metal parts of
the product when removing the
air filter. They are very sharp!
• There is risk of personal injury.
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. (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
operated.
Do not drink the water drained
from the product.
• There are sharp and moving parts
that could cause personal injury.
• It is not sanitary and could cause
serious health issues.
Use a firm stool or ladder when cleaning or maintaining the product.
• Be careful and avoid personal injury.
RF Radiation Exposure Statement.
• This equipment shall be installed and used at a minimum distance of 20 cm from the human body.
Owner’s Manual 5
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Prior to operation
Prior to Operation
Preparing for operation
1. Contact an installation specialist for installation.
2. Use a dedicated circuit.
Usage
1. Being exposed to direct airflow for an extended period of time could be hazardous to your health.
Do not expose occupants, pets, or plants to direct airflow for extended periods of time.
2. Due to the possibility of oxygen deficiency, ventilate the room when used together with stoves or
other heating devices.
3. Do not use this air conditioner for non-specified special purposes (e.g. preserving precision
devices, food, pets, plants, and art objects). Such usage could damage the items.
Cleaning and maintenance
1. Do not touch the metal parts of the unit when removing the filter. Injuries can occur when handling
sharp metal edges.
2. Do not use water to clean inside the air conditioner. Exposure to water can destroy the insulation,
leading to possible electric shock.
3. When cleaning the unit, first make sure that the power and breaker are turned off. The fan rotates
at a very high speed during operation. There is a possibility of injury if the unit’s power is
accidentally triggered on while cleaning inner parts of the unit.
Service
For repair and maintenance, contact your authorized service dealer.
6
Indoor Unit
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Product Introduction
ENGLISH
Product Introduction
Here is a brief introduction of the indoor units.
Indoor Units
Air filter
Front grille
Signal receiver
Display
On/Off button
Air outlet
Air deflector
(Vertical louver & Horizontal vane)
* The feature can be changed according to the type of model.
NOTE
The number of operation lamps and their locations may vary, depending on the model of the
air conditioner.
Operating Instructions
Auto Restart Function
In case the power comes on again after a power failure, Auto Restarting Operation is the function to operate
procedures automatically to the previous operating conditions.
Owner’s Manual 7
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Maintenance and Service
Maintenance and Service
CAUTION
Before performing any maintenance, turn off the main power to the system.
Never use any of the followings:
• Water hotter than 40 °C.
Could cause deformation and/or discoloration.
• Volatile substances.
Could damage the surfaces of the air conditioner.
P owd
Air Filters
The air filters behind the front panel / grill should be checked and cleaned once in
every 2 weeks or more often if necessary. To remove the filters see the self
explanatory diagrams for each model type. Clean the filters with a vacuum cleaner
or warm soapy water. If dirt is not easily removed, wash with a solution of
detergent in luke warm water. Dry well in shade after washing and reinstall the filters back in place.
Clean the air filter
Clean the air filter once every 2 weeks or more if necessary.
1. Turn off the power and unplug the power cord.
2. Hold the knob of air filter, Lift it up slightly.
* The feature can be changed according to type of model.
3. Hold the knob of the air filter, lift it up slightly and remove it from the unit.
* The feature can be changed according to type of model.
4. Clean the filter with a vacuum cleaner or with warm water.
- If dirt is difficult to remove, wash the filter in lukewarm water with detergent.
5. Dry the filter in the shade.
NOTE
The air filter can be broken when it is bended.
8
Indoor Unit
er
G a s o li n e
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Maintenance and Service
ENGLISH
Assemble the air filter
Clean the air filter once every 2 weeks or more if necessary.
1. Turn off the power and unplug the power cord.
2. Insert the hooks of the air filter into the front grille.
3. Push down hooks to assemble the air filter.
4. Check side of the front grille for the air filter assembled correctly.
NOTE
The air filter is not assembled correctly, Dust and other substance come into the indoor unit.
If look at the indoor unit from higher than it, can assemble the top filter easily.
Owner’s Manual 9
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Maintenance and Service
When the air conditioner is not going to be used for a long time.
When it is not going to be used for
a long time.
When the air conditioner is to be used again.
Operate the air conditioner at the
following settings for 2 to 3 hours.
• Type of operation: Fan operation mode.
• This will dry out the internal mechanisms.
Turn off the breaker.
Clean the air filter and install it in the
indoor unit.
(Refer to page 8 for cleaning it.)
Check that the air inlet and outlet of the
indoor/outdoor unit are not blocked.
CAUTION
Turn off the breaker when the air conditioner
is not going to be used for a long time.
Dirt may collect and may cause a fire.
Check that the ground wire is
connected correctly. It may be connect
to the indoor unit side.
Helpful information
The air filters and your electiric bill.
If the air filters become clogged with dust, the cooling
capacity will drop, and 6 % of the electricity used to
operate the air conditioner will be wasted.
Operation Tips
Do not overcool the room.
Keep blinds or curtains
closed.
Keep the room temperature
uniform.
Do not let direct sunshine
enter the room when the air
conditioner is in operation.
Adjust the vertical and
horizontal airflow direction to
ensure a uniform temperature
in the room.
Make sure that the doors
and windows are shut tight.
Clean the air filter regularly.
Ventilate the room
occasionally.
Avoid opening doors and
windows as much as possible
to keep the cool air in the
room.
Blockages in the air filter
reduce the airflow and lower
cooling and dehumidifying
effects. Clean at least once
every two weeks.
This is not good for the health
and wastes electricity.
10
Indoor Unit
Since windows are kept
closed, it is a good idea to
open them and ventilate the
room now and then.
MFL69485717 2017. 8. 22. 오오 2:05 Page 11
Maintenance and Service
?
Troubleshooting Tips! Save time and money!
Check the following points before requesting repairs or service.... If the malfunction persist,
please contact your dealer.
The air conditioner
does not operate.
• Have you made a
mistake in timer
operation?
• Has the fuse blown
or has the circuit
breaker been
tripped?
The room has a
peculiar odor.
It seems that
condensation is
leaking from the air
conditioner.
• Check that this is not
a damp smell
exuded by the walls,
carpet, furniture or
cloth items in the
room.
• Condensation occurs
when the airflow
from the air
conditioner cools the
warm room air.
Does not cool or heat
effectively.
The air conditioner
operation is noisy.
• Is the air filter dirty?
See air filter cleaning
instructions.
• The room may have
been very hot when
the room air
conditioner was first
turned on. Allow time
for it to cool down.
• Has the temperature
been set incorrectly?
• Are the indoor unit's
air inlet or outlet vents
obstructed?
• For a noise that
sounds like water
flowing.
-This is the sound of
freon flowing inside
the air conditioner
unit.
• For a noise that
sounds like the
compressed air
releasing into
atmosphere.
-This is the sound of
the dehumidifying
water being
processed inside the
air conditioning unit.
Crack sound is
heard.
• This sound is
generated by the
expansion/ constriction
of the front panel, etc.
due to changes of
temperature.
Air conditioner does
not operate for about
3 minutes when
restart.
• This is the protector
of the mechanism.
• Wait about three
minutes and
operation will begin.
Remote control
display is faint, or no
display at all.
• Are the batteries
depleted?
• Are the batteries
inserted in the
opposite (+) and (-)
directions? NOTE
WATER RESISTANT: The outdoor side of this appliance is WATER RESISTANT.
The indoor side is not water resistant and should not be exposed to
excess water.
Owner’s Manual 11
ENGLISH
Before you call for service...
MFL69485717 2017. 8. 18. 오오 11:12 Page 100
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