LG | LWJ050AC-1 | LG LWJ050AC-1 Owner’s Manual

Room Air Conditioner
(Window Type)
OWNER'S MANUAL
Prior to
installation, this air-conditioning unit must be
approval by the utility service which
provides electricity (EN 61000-3 Norm).
submitted for
Safety Precautions
Safety
Precautions .............3
SafetyPrcuions
Write down the model and serial numbers here:
Model #
Serial #
You
find them
on a
label
on
the side of each unit.
Date Purchased
Controls ..............................5
Staple your receipt
here for
proof of purchase.
READ THIS MANUAL
Air Direction........................6
Care and Maintenance ......6
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.
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.
CAUTION
Features
and Installation
?
Features .............................7
FeatursndIlio
Beforyucalsvi.
can
Dealer's Name
About the Controls on
the Air Conditioner
AboutheCnrlsid
FOR YOUR RECORDS
Installation Instructions.......8
?
Note....................................9
Installation of the
Housing
...........................................9
?
Contact the authorized Service technician for
or maintenance of this unit.
The air conditioner is not intended for use by young
children or infirm persons without supervision.
Young children should be supervised to ensure
they do not play with the air conditioner.
Installations of the unit into
the
Housing ........................9
Installation of the unit into
the wall .............................10
Before you call for
service...
Normal
repair
Operation .............11
Operation .........11
Abnormal
2
that
Safety
To prevent
followed.
Precautions
injury
to the user or other
Incorrect
by
operation due to ignoring
following indications.
the
people
and property
of instruction will
damage,
cause
harm
the
or
following
damage,
instructions must be
the seriousness is classified
WARNING
: This symbol indicates the possibility of death
CAUTION
:
of
Meanings
symbols
This
symbol indicates
properties only.
used in this manual
are as
sure
possibility
of
injury
serious
or
damage
injury.
to
shown below.
Be
Be
the
or
sure
not do this
to follow the instruction
WARNING
Plug in the power plug
properly.
?
Otherwise, it will
shock
or
cause
Do not operate or stop the
unit by inserting or pulling
out the power plug.
electric
?
fire due to heat
It will
cause
due to heat
electric shock
generation.
or
Do not
damage or use an
unspecified power cord.
fire
?
It will
?
If the power cord is damaged, it must
be replaced by the manufacturer or
generation.
cause
its service
qualified
electric shock
agent
or a
or
fire.
similarly
person in order to avoid
a
hazard.
Do not
length
modify power
or
with other
?
It will
cord
Do not operate with wet
or in damp
share the outlet
electric shock
Do not air airflow
room
directly
at
occupants only.
environment.
appliances.
cause
due to heat
hands
or
fire
?
It will
cause
electric shock.
generation.
3
?
This could
damage
your health.
SafetyPrcuions
SafetyPrcuions
Never touch the metal parts
of the unit when removing
Do not clean the air
conditioner with water.
When the unit is to be
cleaned, switch off, and
?
It may
cause an
injury.
?
Water may enter the unit and
degrade the insulation. It may
cause an electric shock.
Do not put a pet or house plant where it will
be exposed to direct air flow.
?
This could
injure
the
pets
or
Do not
?
plants.
Do not
Do not operate switches
with wet hands.
It may
cause an
use
?
Since the fan rotates at
speed during operation,
cause an injury.
use
for
this air conditioner to preserve
cause
deterioration of
Do not
or
electric shock.
?
4
It may
cause a
precision
objects.
quality, etc.
apply
an
art
insecticide
flammable spray.
fire
or
high
it may
special purposes.
devices, food, pets, plants, and
It may
?
turn
off the breaker.
the filter.
deformation of the cabinet.
About the Controls
The controls will look like
of the
one
the air conditioner
on
following.
Controls
Operation
Off
Operation
Fan
(
(
Low Fan
(
High Cool
(
Low Cool
(
High
Off
High
0
FAN
High
Fan
Low
Cool
Thermostat
This
COOLER
4
3
7
Turn the knob
7
for greater
2
8
8
2
1
9
Operation
starting position).
control to
switch to the
a
cooler
If the
room
(i.e.
the
controls the temperature of the
so
that
cooling.
more
higher
High Cool (
or warmer
)
or
arrow
Point the
moderate
points
to the
larger
marks
to the smaller
arrow
cooling.
number the greater
cooling)
the Low Cool
temperature mark
temperature is not
setting,
as
satisfactory
appropriate.
5
(
) setting.
(the mid-point is
after
a
a
good
adjust
reasonable time,
the
FOR MAXIMUM COOLING
1. Turn the
Operation
switch to the
2. Set the Thermostat control to the
High Cool (
) setting.
largest 9 temperature
mark.
FOR QUIETER OPERATION
1. Turn the
Operation
switch to the Low Cool
2. Set the Thermostat control
?
-
FOR NORMAL COOLING
1. Turn the
?
marks for
9
2. Set the Thermostat control to the desired
?
-
indoor air.
6
3
?
-
automatically
5
6
1
-
Thermostat
5
4
-
COOL
Cool
Low
Fan
) Turns air conditioner off.
) High speed fan operation without
cooling.
) Low speed fan operation without
cooling.
) Cooling with high speed fan
operation.
) Cooling with low speed fan operation.
0
as
(
) setting.
needed.
CAUTION
When the air conditioner has been
fan
position,
performed its cooling operation and is turned off
resetting to the cooling operation again.
wait at least 3 minutes before
5
or
set to the
AboutheCnrlsid
Additional controls and
important information.
Air Direction
?
ADJUSTING THE AIR DIRECTION USING THE HORIZONTAL AIR-DEFLECTOR CONTROL
Using
the Control Tabs, the air flow
to the
left, right, straight ahead,
or
can
be directed
any combination
of these directions.
AboutheCnrlsid
Care and Maintenance
TURN THE AIR CONDITIONER OFF AND REMOVE THE PLUG FROM THE POWER OUTLET.
?
TO CLEAN FILTER
The Air Filter will become
dirty
as
it
removes
dust from the inside air.
Do not force
It should be washed at least every 2 weeks.
If the Air Filter remains full of dust, the air
open or open to
far (about 56°)
flow will decrease and the
will be reduced,
cooling capacity
possibly damaging the unit.
1. Pull the inlet
grille
(Fig. 1)
air filter.
forward and
2. Wash the Air Filter in
Be
sure
out the
104°F(40°C)
water.
Fig.
1
Fig.
2
Fig.
3
Fig.
4
to shake off all the water before
replacing
?
warm
pull
the filter.
CLEANING THE AIR CONDITIONER
The front
cloth
grille and Inlet grille may be wiped with a
dampened in a mild detergent solution. (Fig. 2)
The cabinet may be washed with mild soap or
detergent and lukewarm water, then polished with
Liquid
Wax for
Appliances.
To
ensure continued peak efficiency, the condenser
coils(outside of unit) should be checked
periodically and cleaned if clogged with soot or
dirt from the atmosphere.
?
HOW TO REMOVE THE FRONT GRILLE
1. Remove the thermostat knob and the
knob
operation
by pulling.
2. Remove the
screw securing the Front Grille.(Fig. 3)
grille up from the bottom and pull
top of the grille away from the case as
top tabs lift out of their slots.(Fig. 4)
3. Push the
the
the
6
Features and Installation
Learning the key components
will
help you properly install the
unit.
Features
1
32
4
7
6
5
8
1. CABINET
5. INLET GRILLE
2. HORIZONTAL AIR DEFLECTOR
6. AIR FILTER
3. COOL AIR DISCHARGE
7. KNOBS
4. FRONT GRILLE
8. AIR INTAKE
7
FeatursndIlio
Installation Instructions
Read completely, then follow step
by step.
appliance shall be installed in accordance with national wiring regulation.
plug isn't to be used, provide a circuit breaker between power source
following picture.
?
The
?
If
a
power
Main Power
and the unit,
as
source
Circuit Breaker
Use
circuit breaker
time delay fuse.
a
or
Select the Best Location
A
To prevent vibration and noise, make sure
the unit is installed securely and firmly.
B
Install the unit where the sunlight does not
shine directly on the unit.
C
FeatursndIlio
COOLED
AIR
There should be no obstacle, such as a
fence or wall, within 50cm from the back of
the cabinet because it will prevent heat
radiation of the condenser.
Restriction of outside air will greatly reduce
the
D
GASKET
cooling efficiency
of the air conditioner.
Install the unit a little obliquely outward not to
leak the condensed water into the room
(about 5 10mm or 1/4 bubble with level).
70-15cm
FENCE
AWNING
HEAT
RADIATION
5~10mm
Over 50cm
~
1/4 Bubble
CAUTION: All side louvers of the cabinet must
remain
exposed
to the outside of
the structure.
Level
8
How to Secure the Drain
In humid weather,
excess
pipe
water may cause the BASE PAN
to overflow. To drain the water, remove the DRAIN CAP
and
secure
the DRAIN PIPE to the
rear
hole of the BASE
PAN.
Drain
pipe
Drain cap
Note
?
?
?
The
appliance
is not intended for
by young
children or infirm persons without supervision.
Young children should be supervised to ensure
that they do not play with the appliance.
If the supply flexible cord is damaged, it must
be replaced by the manufacturer or the
manufacturer's service agent or similary
qualified person in order to avoid a hazard.
Installation of the
It is necessary to
Step
ensure
OPERATING TEMPERATURE
use
COOLING MODE
INDOOR
OUTDOOR
MAX.
MIN.
MAX.
MIN.
32°C
21°C
43°C
21°C
Housing
that the side louvres
are
not obstructed when
packaging
and slide the air
FLASH OR SEAL AROUND EXTERNAL
WALL FRAME OR ARCHITRAVE
Step 2
Prepare the hole in the wall so that the bottom of the housing is well
supported, the top has minimum clearace and the air inlet louveres
have clearance as shown. Holes from the outside through to the
cavity should be sealed. The housing should slope down towards the
rear by about 5mm to allow water formed during operation to drain.
DRAIN CHUTE
STURDY TIMBER
FRAME ALL ROUND
UNIT
Step 3
Install the
housing into the wall and secure. Ensure the foam seals
damaged. Flash, seal or fill gaps around the inside and
outside to provide satisfactory appearance and protection against
are
the weather, insects and rodents.
Preferred method of installation into
timber framed wall, partition or window.
housing until it is firmly against the
Care
is
housing.
required to ensure the foam sealing
the housing remain in position.
rear
of
strips
FLASH OR SEAL AROUND EXTERNAL
WALL FRAME OR ARCHITRAVE
2. Connect the air conditioner to the power and coil excess cord
length beneath the air conditioner base or control box.
3.
Engage
secure
ENSURE LOUVRES
ARE ENTIRELY
OUTSIDE THE WALL.
the Chassis Lock into the bottom
housing rail and
provided.
carton and plastic bag and
to the base with the screw
4. Remove the front
5.
AS ILLUSTRATED BELOW
MAY BE USED.
Housing
1. Slide the unit into the
on
TIMBER FRAMED
WALL OR PARTITION
a
Installations of the unit into the
EXTERNAL SUPPORT
FRAME AT BALANCE
POINT OF RAC
ALTERNATIVELY, BRACKETS
not
the
into the wall.
NOTE: UNIT MAY BE SUPPORTED BY A
SOLID FRAME FROM BELOW OR
BY A HANGER FROM A SOLID
OVERHEAD SUPPORT.
1
Remove the air conditioner from it's
conditioner out of it's housing.
installing
panel from it's
as per the Operating Instruction.
Switch unit on. Check for operation
fit
STURDY TIMBER
FRAME
TIMBER FRAMED
WALL OR PARTITION
of the unit and check for
DRAIN CHUTE
STEADYING BRACKET
(ONE PER SIDE)
SOLID TIMBER SUPPORT
vibration in the installation.
6. Fit the drain chute to the housing and
suitable location if required.
run a
drain line to
9
a
Alternative method of installation if external
support cannot be provided.
FeatursndIlio
Before you call for service...
Installation of the unit into the wall
45° BRICK CUT AWAY
45° BRICK CUT AWAY
TO CLEAR LOUVRES
TO CLEAR LOUVRES
FRONT
AIR IN
BRICK
WALL
AIR IN
100mm
BRICK
WALL
TOP
VIEW
AIR IN
AIR IN
AIR IN
100mm
LOUVRE
AIR OUT
AIR OUT
100mm minimum
OPTION A
OPTION B
FeatursndIlio
10
Before you call for service...
Troubleshooting Tips
money! Review the
Save time and
chart below first and
you may not need to call for service.
Normal
?
Operation
You may hear
rainy days
efficiency.
on
a
or
pinging
noise caused
when the
humidity
is
by water being picked up and
high. This design feature helps
?
You may hear the thermostat click when the compressor
?
Water will collect in the base pan during
and drip from the outdoor side of the unit.
?
The fan may
run even
Abnormal
Problem
high humidity
moisture and
improve
and off.
on
rainy days.
The water may overflow
Operation
Possible Causes
What To Do
?
The fuse is blown/circuit
breaker is
Make
sure
completely
unplugged.
does not start
or on
the condenser
against
remove
when the compressor does not.
The air conditioner is
Air conditioner
cycles
thrown
?
Power failure.
?
plug
is
pushed
into the outlet.
Check the house fuse/circuit breaker box and
replace
tripped.
the air conditioner
the fuse
or
reset the breaker.
If power failure occurs, turn the mode control to "Off".
When power is restored, wait 3 minutes to restart the
air conditioner to prevent tripping of the compressor
overload.
Airflow is restricted.
?
Make
sure
blocking
The THERMOSTAT may
not be set
Air conditioner
?
dirty.
?
does not cool as it
should
The
room
Turn the knob to
setting provides
high enough.
The air filter is
there
may have been
?
are no
curtains, blinds
or
furniture
the front of the air conditioner.
a
higher
number. The
maximum
highest
cooling.
Clean the filter at least every 2 weeks.
See the operating instructions section.
When the air conditioner is first turned
on
you need
to allow time for the room to cool down.
hot.
Cold air is
escaping.
?
Check for open furnace floor
registers
and cold air
returns.
Cooling coils
have iced up.
Air conditioner
Ice blocks the air flow and
freezing
stops the air conditioner
up
from
cooling
the
?
Set the air conditioner's vent to the closed
?
See Air Conditioner
?
Set the mode control
out.
room.
11
Freezing Up
on
high
position.
below.
fan until the ice thaws
Beforyucalsvi.
P/No.: 3828A20120A
Printed in Korea
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