LG | W242AC-SN2 | LG W242AC SN2 Owner’s Manual

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LG
Room Air Conditioner
LG
OWNER'S MANUAL
IMPORTANT
Please read the
carefully
room
and
operating instructions and safety precautions
thoroughly before installing and operating your
air conditioner.
PRECAUTIONS
Pay close attention to precautions in order to prevent
potential hazards and damage from misuse or improper
installation. LG is not responsible for any damages caused by
misuse of the product.
P/No. 3828A20840B
Window-Type
Air Conditioner Owner's Manual
TABLE OF CONTENTS
Safety
Precautions ..........................3
Before
Opeation
FOR YOUR RECORDS
Write the model and serial numbers here:
..............................7
Model #
Serial #
Introduction ....................................8
You
can
find them
on a
label
on
the side of each unit.
Dealer's Name
Installation ......................................9
Date Purchased
Staple
your
receipt to this
purchase
to prove date of
Operating
page in the event you need it
or for warranty issues.
Instructions .................14
Maintenance and Service ............21
READ THIS MANUAL
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.
PRECAUTION
?
Contact the authorized service technician for
or
repair
maintenance of this unit.
?
Contact the installer for installation of this unit.
?
The air conditioner is not intended for
children
?
?
or
invalids without
use
by
young
supervision.
Young children should be supervised to
they do not play with the air conditioner.
ensure
that
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
by qualified and
with the National Electric Code
authorized
2
Room Air Conditioner
personnel only.
Safety
Safety
Precautions
To prevent injury to the
must be followed.
Incorrect
Precautions
user or
other
people
and property
operation due to ignoring instruction
by the following indications.
will
the
damage,
harm
cause
or
following
damage.
instructions
ENGLISH
The seriousness
is classified
WARNING
This
symbol
CAUTION
This
symbol
Meanings
of
symbols
indicates the
indicates the
used in this manual
are as
possibility
possibility
sure
or
injury
damage
or
serious
to
injury.
properties only.
shown below.
Be
Be
of
of death
sure
not to do.
to follow the instruction.
WARNING
Installation
Don't
power cord, a
loose socket which
use a
plug
is damaged.
or a
Otherwise, it may
?
fire
or
cause a
?
electrical shock.
Do not disassemble
or
modify products.
Do not modify or extend
the power cable.
Always ground the
product.
There is risk of fire
electric shock.
Be caution when
and
?
or
unpacking
installing.
There is risk of fire
electric shock.
Do not use the power cord near
flammable gas or combustibles
such as gasoline, benzene,
thinner,
?
It may cause failure and
electric shock.
?
Sharp edges
injury.
may
cause
or
?
It may
fire.
etc.
cause
explosion
Ga s o li
or
n
Owner's Manual
3
Safety
Precautions
Operation
Do not place heavy object
the power cord and take
care so that the cord should
not be pressed.
There is danger of fire
electric shock.
?
Do not
near a
a dedicated
circuit and breaker.
?
or
Improper wiring
?
or
installation may cause fire
or electric shock
place the power cord
heater.
It may cause fire and electric
shock.
?
Do not touch(operate) the
product with wet hands.
Always install
on
Do not allow water to
into electric parts.
?
There is risk of fire
electrical shock.
or
Use a soft cloth to clean. Do
not use wax, thinner, or a
run
strong detergent.
It will cause failure of machine
or electric shock.
?
The appearance of the air
conditioner may deteriorate,
change color,
surface flaws.
or
develop
x Thinner
Wa
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.
Do not open the suction inlet
?
Ventilate the room well when
using this appliance
together with a stove, etc.
?
An oxygen
shortage
may
occur.
4
Room Air Conditioner
If water enters the product, turn
off the the power switch of the
main body of appliance. Contact
service center after taking the
power-plug out from the socket.
grill of the product during
operation.
Otherwise, it may electrical
shock and failure.
Turn off the power and
breaker firstly when
cleansing the unit.
?
Since the fan rotates at
speed during operation,
cause injury.
Turn off the main power
switch when not using it for
a long time.
high
it may
?
Prevent accidental startup and
the possibility of injury.
Safety
Do not
Do not damage or use an
unspecified power cord.
plug or unplug the
supply plug during
operation.
power
?
There is risk of fire
electric shock.
Take care to ensure that power
cable could not be pulled out
or
?
or
It will
fire.
cause
electric shock
or
?
?
It will
cause
electric shock.
ENGLISH
When gas leaks, open the
window for ventilation
before operating the unit.
damaged during operation.
There is risk of fire
electric shock.
Do not operate with wet
hands or in damp
environment.
?
or
Precautions
Otherwise, it may
explosion,
and
a
cause
fire.
Never touch the metal parts
of the unit when removing
the filter.
?
They
sharp
injury.
are
cause
and may
CAUTION
Installation
Install the product so that the noise
wind from the outdoor unit may not
any damage to the neighbors.
?
Otherwise, it may
neighbors.
cause
dispute with
or
hot
Keep
level
parallel
in
installing the product.
cause
the
?
Otherwise, it may
cause
vibration
or
water
leakage.
Owner's Manual
5
Safety
Precautions
Operation
Do not
put
a
pet
or
house
Do not block the inlet
outlet of air flow.
plant where it will be
exposed to direct air flow.
?
It may
cause
injury.
?
It may
cause
product
Use
or
failure.
a
soft cloth to clean. Do
wax, thinner,
strong detergent.
not
?
use
or a
The appearance of the air
conditioner may deteriorate,
change color,
or
develop
surface flaws.
Do not step on the
indoor/outdoor unit and do
not put anything on it.
?
It may cause an injury
through dropping of the
or falling down.
Clean it every two weeks.
?
unit
Be cautious not to touch the
6
It may
cause
injury.
Room Air Conditioner
without filters will
failure.
Operation
cause
?
Avoid excessive cooling and
perform ventilation
sometimes.
sharp edges when
installing.
?
Do not drink water drained
from air conditioner.
Always insert the filter
securely.
?
Otherwise, it may do harm to
your health.
It contains containments and
will make you sick.
Do not insert the hands or
bars through the air inlet or
outlet during operation.
?
Otherwise, it may
personal injury.
cause
Before to
Before
Preparing
Operation
Operation
for
Operation
1. Contact an installation
specialist
ENGLISH
for installation.
in the power plug properly.
3. Use a dedicated circuit.
2.
Plug
4. Do not use an extension cord.
5. Do not
6. If the
start/stop operation by plugging/unplugging the power cord.
cord/plug is damaged, replace it with only an authorized replacement
part.
Usage
1.
Being exposed
to direct airflow for an extended
period
of time could be
hazardous to your health. Do not expose occupants, pets,
airflow for extended periods of time.
2. Due to the
together
possibility
with stoves
of oxygen deficiency, ventilate the
other heating devices.
or
room
plants
to direct
when used
or
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
occur
when
parts of the unit when removing the filter. Injuries
handling sharp
metal
can
edges.
2. Do not use water to clean inside the air conditioner.
3.
Exposure to water can
destroy the insulation, leading to possible electric shock.
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.
Owner's Manual
7
Introduction
Introduction
Symbols
Used in this Manual
This
symbol
alerts you to the risk of electric shock.
This
symbol
alerts you to hazards that could
cause
harm to
the air conditioner.
NOTICE
This
symbol
indicates
special
notes.
Features
This
appliance
should be installed in accordance with the National Electric Code.
Vertical Air Deflector
(Horizontal Louver)
Horizontal Air Deflector
Brace
(Vertical Louver)
Condenser
Air
Cabinet
Front Grille
Air
Discharge
Intake(Inlet Grille)
Evaporator
Control Board
Air Filter
Vertical Air Deflector
(Horizontal Louver)
Base Pan
Compressor
Power Cord
Brace
Horizontal Air Deflector
(Vertical Louver)
Condenser
Air
Discharge
Base Pan
Cabinet
Front Grille
Air
Intake(Inlet Grille)
Air Filter
Remote Controller
Compressor
Power Cord
Control Board
Evaporator
8
Room Air Conditioner
Installation
Installation
Select the Best Location
1. Measure the space for installation to assure a good
fit. The air conditioner must be installed firmly into
place
to
FOAM
ENGLISH
FENCE
AWNING
prevent vibration and noise.
2. Avoid exposure to direct sunlight.
3. Remove all obstacles from the rear of the unit.
There must be at least 50cm
(20in.)
of cleared
AIR
space around the rear of the unit. Obstacles
restricting the airflow may reduce the cooling
efficiency
70-15cm
of the unit.
4. The unit should be installed with
towards the outside
a
slight
tilt
(approx. 3°) to allow
(About 10~15mmor
condensed water to drain.
bubble with
HEAT
RADIATION
COOLED
10~15mm
Over 50cm
1/4
1/4 Bubble
level)
NOTICE
The external
air
grille
discharge.
must be
exposed
outside for
Level
Remove the Air Conditioner From the Case
1. Remove 2
shipping
2. Remove the 2
3.
4.
screws
from the back of the
each side of the
case.
Keep these for later use.
Slide out the air conditioner from the case by pulling the base-pan handle while bracing the case.
Remove the white Styrofoam shipping block from the compressor. (Applicable for some models)
screws on
case.
White
Shipping
Attaching
styrofoam
block
screws
the Drain Pan
(Optional)
The drain pan is used to collect condensed water.
The base-pan may overflow due to high humidity. The base-pan may also collect excess water when in
reverse mode (in Reverse Cycle models only). To drain the excess water, remove the drain cap from the back
of the unit and
secure
the
drainpipe
as
follows:
1. Remove the drain pan located in the air discharge or on the barrier.
2. Remove the rubber cap from the hole on the base-pan. (Not applicable to all
3. Install the drain pan to the left corner of the cabinet with 2-4 screws.
4. Connect the drain hose to the hole located on the bottom of the drain pan.
You can purchase the drain hose or tubing locally to satisfy your particular needs.
models)
(Drain
hose not
included)
Owner's Manual
9
Installation
Installation of the
Housing
1
Step
Remove the air conditioner from it's
packaging
housing.
slide the air conditioner out of it's
Step 2
Prepare
housing
the hole in the wall
is well
supported,
top
UNIT MAY BE SUPPORTED BY A
SOLID FRAME FROM BELOW
OR BY A HANGER FROM A
SOLID OVERHEAD SUPPORT.
NOTICE
FLASH OR SEAL AROUND EXTERNAL
that the bottom of the
so
the
and
WALL FRAME OR ARCHITRAVE
has minimum
clearace and the air inlet louveres have clearance
as
shown. Holes from the outside
cavity
through to the
housing should slope
should be sealed. The
down towards the
formed
rear by about 5mm
during operation to drain.
to allow water
DRAIN CHUTE
STURDY TIMBER
FRAME ALL ROUND
UNIT
Step 3
Install the
into the wall and
housing
the foam seals
Ensure
secure.
ALTERNATIVELY, BRACKETS
TIMBER FRAMED
WALL OR PARTITION
damaged. Flash, seal or fill
gaps around the inside and outside to provide
satisfactory appearance and protection against the
not
are
a
weather, insects and rodents.
Installations of the unit into the
1. Slide the unit into the
the
against
to
ensure
remain in
the foam
AS ILLUSTRATED BELOW
MAY BE USED.
Preferred method of installation into
timber framed wall, partition or window.
Housing
until it is
housing
firmly
housing. Care is required
sealing strips on the housing
of the
rear
EXTERNAL SUPPORT
FRAME AT BALANCE
POINT OF RAC
FLASH OR SEAL AROUND EXTERNAL
WALL FRAME OR ARCHITRAVE
position.
2. Connect the air conditioner to the power and coil
excess cord length beneath the air conditioner
base
3.
ENSURE LOUVRES
ARE ENTIRELY
OUTSIDE THE WALL.
control box.
or
Engage
the Chassis Lock into the bottom
rail and
secure
to the base with the
housing
provided.
4. Remove the front
5.
SOLID TIMBER SUPPORT
check for vibration in the installation.
line to
a
suitable
housing and
location if required.
run a
STEADYING BRACKET
(ONE PER SIDE)
TIMBER FRAMED
WALL OR PARTITION
panel from i's carton and plastic
bag and fit as per the Operating Instruction.
Switch unit on. Check for operation of the unit and
6. Fit the drain chute to the
DRAIN CHUTE
STURDY TIMBER
FRAME
screw
Alternative method of installation if external
support cannot be provided.
drain
Installations of the unit into the wall
45° BRICK CUT AWAY
45° BRICK CUT AWAY
TO CLEAR LOUVRES
TO CLEAR LOUVRES
FRONT
AIR IN
AIR IN
BRICK
WA LL
100mm
BRICK
WAL L
TOP
VIEW
AIR IN
AIR IN
AIR IN
100mm
AIR OUT
100mm minimum
OPTION A
10
Room Air Conditioner
LOUVRE
AIR OUT
OPTION B
Installation
Install the Air Conditioner in the Case
1. Slide the air conditioner into the
Reinstall the 2
side of the
screws
4. Attach the front
case.
removed earlier
on
each
case.
grille to the case by inserting the
grille into the slots on the front of the
case. Push the grille in until it snaps into place.
When you detach the front grille from the case,
push the grille to your right side and pull it toward
tabs
on
the
you.
Screw
Screw
Power Cord
The power cord must be connected to
independent circuit.
The green wire must be
an
grounded.
2. Stuff the foam between the
wall to
top of the unit and the
prevent air and insects from getting into the
room.
5. Lift the inlet
The Foam
3. Before
installing
the front
grille, pull
out the vent
control lever located above the unit control
as
shown.
(for
some
grill and secure the front grille with a
screw(L:10mm). Lower the inlet grille into place.
(for some models)
knobs,
models)
Owner's Manual
11
ENGLISH
Installation
How to Use the Reversible Inlet
The
grille
is
designed
to clean the filter both
Grille(For Some Models)
upward
and downward.
b
(a)
(b)
A. Before
attaching
upward;
1.
the front
grille
to the
cabinet, if you
the inlet
4.
5.
want to
pull
out the filter
grille slightly (a).
grille (a).
Disassemble the inlet grille from the front grille with separating the hinged part by inserting a straight type
screw-driver tip (b).
Then, rotate the inlet grille 180 degrees and insert the hooks into bottom holes of the front grille.
Insert the filter and attach the front grille to the cabinet.
Open
2. Turn inside out the front
3.
(c)
B. If you want to
is
pull out
The
grille
12
Room Air Conditioner
already designed
the filter downward;
that way.
Installation
Circuit Breaker Installation and Parts for Installation
?
?
Read
thoroughly
and follow all directions
provided.
A circuit breaker must be installed between the power
(see illustration below).
source
and the unit if the
Main Power
plug
is not used
ENGLISH
source
Circuit Breaker
Use a circuit breaker
or time delay fuse.
Power Cord
L:
BL(WH)
N:
BR(BK)
G:
GN/YL(GN)
NOTICE
Use 20A circuit breaker for
some
models(21k~26kBtu/h).
Owner's Manual
13
Operating
Instructions
Instructions
Operating
Controls
The controls will look like
one
of the
following.
Thermostat
Operation
OFF
5
4
6
3
MED
FAN
HIGH
COOL
LOW
FAN
MED
COOL
7
2
8
1
9
LOW COOL
Thermostat will
automatically
temperature of the
Select
higher
control the
room.
number for lower
position.
The 5
is
or
6
position
a
normal
0
()
:
MED FAN
()
:
room
temperature.
The temperature is selected by turning the
knob to the desired
OFF, No
setting
for
Turns the air conditioner off.
Permits the medium fan
operation
LOW FAN
()
:
HIGH COOL ()
:
()
:
MED COOL
speed
cooling.
Permits the low fan
operation
average conditions.
without
without
speed
cooling.
Permits cooling with
speed operation.
Permits
the
high
fan
cooling with the
speed operation.
medium fan
LOW COOL
14
Room Air Conditioner
()
:
Permits cooling with
speed operation.
the low fan
Operating
Instructions
Controls
The controls will look like
of the
one
following.
Thermostat
THERMOSTAT
The control
position
is
setting for
change this setting, if
a
normal
OFF
)
)
:
Turns the air conditioner off.
:
(
)
:
HIGH COOL
(
)
:
LOW HEAT
(
)
:
HIGH HEAT
(
)
:
Permits the low fan speed
operation without cooling
(heating).
Permits cooling with the low
fan speed operation.
Permits cooling with the high
fan speed operation.
Permits heating with the low
fan speed operation.
Permits heating with the high
fan speed operation.
LOW FAN
(
(
LOW COOL
o
average conditions. You can
necessary, in accordance with your temperature
preference.
The thermostat
automatically controls cooling or
heating, but the fan runs continuously
whenever the air conditioner is in operation. If the
room
ENGLISH
OPERATION
Turn the thermostat control to the desired
setting.
Operation
is too warm, turn the thermostat
room is too cool, turn the
control clockwise. If the
thermostat control counterclockwise.
Owner's Manual
15
Operating
Instructions
COOLING DESCRIPTIONS
For Normal
Cooling
-
Select
Cool
High
or
Med Cool with the
Operation
knob at the
midpoint
of
Thermostat knob.
For Maximum
Cooling
-
Select
High
Cool with the
Operation
your Thermostat knob.
For Quieter & Nighttime Cooling Select Low Cool with the
-
knob at the
Operation
highest
number available
knob at the
midpoint
on
of
Thermostat knob.
AUTO SWING (available in
ON
(
OFF(
,
SI
,
NO
)
On
:
Air
) Stops
:
the
operated
operation
models)
while OPERATION knob is set to the COOL
of air
position.
swing.
Swing
When the air conditioner has been
fan
16
is
Off
Auto
?
swing
some
position,
performed its cooling operation and is turned off
resetting to the cooling operation again.
wait at least 3 minutes before
Room Air Conditioner
or
set to the
Operating
Instructions
Remote Control
The controls will look like the
following.
REMOTE CONTROL
23
ENGLISH
7
1
1
4
5
1
5
5
4
4
6
3
2
3
2
23
6
6
7
1
4
5
6
The Remote Control unit will not function
the air conditioner
or
it there
are
properly
if strong
light
strikes the
sensor
window of
obstacles between the Remote Control unit and the air
conditioner.
1. POWER BUTTON
Operation starts,
when this button is
pressed
and stops when you press the button
again.
2. OPERATION MODE SELECTION BUTTON
Select
Cooling, Heating,
Fan
or
Dehumidification(Dry)
mode with this button.
3. ON/OFF TIMER BUTTON
Set the time of
starting and stopping operation.
by 1 hour.
The timer is set
4. FAN SPEED SELECTOR
Select the fan
-
-
Cooling
Heating
speed
Model:
Model:
High[F3]
High[F2]
Low[F1]
Low[F1]
Med[F2]
High[F2]
High[F3]
....
....
5. ROOM TEMPERATURE SETTING BUTTON
Control the
a range of 16°C to 30°C.
average of 30 minutes to adjust the room temperature
increases only by 2°C and no longer increase thereafter.
room
The unit takes
Temperature
temperature within
an
by
1°C
(1.8°F).
6. AUTO SWING
The vertical louver
button
swings horizontally by
the automatic system and stops when you press the
again.
7. SIGNAL RECEIVER
Owner's Manual
17
Operating
Instructions
Auto Restart
In
case
the power
comes on
procedures automatically to
Inserting
1. Push out the
2.
Pay
is the function to
the Remote Control Batteries
cover on
attention to
3. Reattach the
again after a power failure, Auto Restarting Operation
previous operating conditions.
the
the back of the remote control with your thumb
polarity
and insert two
new
AAA 1.5V batteries.
cover.
NOTICE
Do not
?
use
rechargeable
Keep the
remote control away from
18
sure
that both batteries
are new.
extremely hot or humid places.
optimal operation of the remote control, the remote sensor
should not be exposed to direct sunlight.
The remote control can be mounted on a wall using the mountable holder.
To maintain
?
batteries. Make
In order to prevent discharge, remove the batteries from the remote control
if the air conditioner is not going to be used for an extended period of time
Room Air Conditioner
operate
Operating
Instructions
Ventilation
The ventilation lever must be in the CLOSE
position
in order to maintain the best
When fresh air is necessary in the room, set the ventilation lever to the OPEN
The damper is opened and room air is drawn out.
conditions.
cooling
position.
Part B
CLOSE
VENT
OPEN
NOTICE
using the ventilation feature,
position the lever, as shown. First, pull
Part A
Before
part
to horizontal line with
part
down
.
Air Direction
The direction of air
cool
?
by adjusting
can be controlled wherever you want to
the horizontal louver and the vertical louver.
HORIZONTAL AIR-DIRECTION CONTROL
To control horizontal direction of air
flow,
set to the ON
position the air-swing switch and the air flow will
horizontally by the automatic air-swing system.
be
swept
If you want to stop the air flow from moving, switch off the air
switch at the desired position of the vane.
swing
?
VERTICAL AIR-DIRECTION CONTROL
The vertical air direction is
adjusted by moving
the horizontal
louver.
The direction of air
cool
?
can be controlled wherever you want to
the horizontal louver and the vertical louver.
by adjusting
HORIZONTAL AIR-DIRECTION CONTROL
The horizontal air direction is
louver
?
right
or
adjusted by rotating
the vertical
left.
VERTICAL AIR-DIRECTION CONTROL
The vertical air direction is
louver forward
or
adjusted by rotating
the horizontal
backward.
Owner's Manual
19
Operating
Instructions
How to Connect
a
Drain Hose
A drain hole is
provided at the rear of the air conditioner unit.
according to the following.
Remove the hole rubber from the base-pan. (for some models)
Connect a drain hose of / inside diameter to the drain pipe as shown in
Fig. 1.
Or connect a pipe elbow of / inside diameter to the drain pipe, then
connect a drain hose of /
inside diameter to the pipe elbow as shown in
Fig. 2.
Select
1.
2.
3.
a
drain method
9
"
16
9
9
"
16
Fig.
1
Fig.
2
DRAIN PIPE
DRAIN HOSE
"
16
DRAIN PIPE
DRAIN ELBOW
DRAIN HOSE
20
Room Air Conditioner
Maintenance and Service
Maintenance and Service
TURN THE AIR CONDITIONER OFF AND REMOVE THE PLUG FROM THE POWER OUTLET.
Air Filter
Cleaning
The air filter should be checked at least twice
a
month to
see
if
cleaning is necessary. Trapped particles
cooling capacity and also causes an
in the filter will build up and block the airflow. This reduces the
accumulation of frost on the cooling coils.
1
Open
the inlet
grille upward by pulling
out the bottom of the inlet
grille.(a)
In another case, you can open the inlet grille downward by pulling out the top of the inlet
2. Remove the air filter from the front grille assembly by pulling the air filter up or down
3. Wash the filter
4.
Gently
using
shake the
grille.(b)
slightly.
lukewarm water below 40°C
excess
water from the filter
(104°F).(c)
completely. Replace
the filter.
NOTICE
Mark Δ of inlet
grille
means
opening
direction.
How to Attach Front Grille to Cabinet
1. Pull down front
3.
2. Push front
4.
order to
grille from the cabinet top.
grille's tips toward the cabinet in
insert front grille's tabs into
the cabinet.
Open the inlet grille.
Tighten the screw through the front grille
into the plate of the evaporator or base
pan.
5. Close inlet
grille.
Owner's Manual
21
ENGLISH
Maintenance and Service
Warnings
Listed below
problem
are
important
Operate the unit
rated voltage.
1.
instructions which will prevent malfunctions of the unit
or
serious
with your air conditioner.
from
a
stable power
2. DO NOT
modify
3. DO NOT
put sticks, rods,
4. DO NOT
operate the unit without
supply voltage
variation must be within ±10 percent of the
any part of the unit.
etc. into any
an
part of the unit.
air filter because dirt and lint will
clog
it and reduce
performance.
5. DO NOT hold the power cord
plug
with wet hand.
6. DO NOT obstruct the air inflow of the
7. Turn the mode control to "O"
are
checking
or
evaporator, it may
"OFF" and
unplug
cause some
your unit
during
trouble.
the cool
season or
the unit.
8. Close the ventilation
damper
on
windy days
and/or
during heavy
rains.
NOTICE
We
22
strongly
recommend that any
Room Air Conditioner
servicing
be
performed by
a
qualified
individual.
when you
Maintenance and Service
Please check before service call
When you find
to the
wrong with your room air conditioner, please check carefully referring
items. If you can't find out the causes of trouble, get into contact with your dealer.
something
following
A. WHEN AIR CONDITIONER DOES
NOT OPERATE;
1. Is the air conditioner
NOT COOL AS IT SHOULD;
into the
plugged
1. Is the
receptacle properly?
the proper
3. Is the fuse blown
or
a
live
receptacle
provide
voltage?
Try
is the automatic circuit
6. Is the circuit overloaded
8. If
an
cooling?
than the usual
people
number in the room?
5. Are the doors
an
by
other devices
on
line?
by
or
an
by drapes,
improper vane
or
unusual heat
6. Is the ventilation
windows open, or is there
in the room?
source
closed for maximum
damper
cooling?
comparing
temperature of indoor?
extension cord is used, is the wire
large enough to carry the current?
diameter
properly to
setting?
accidentally
7. Is the thermostat knob set too low
to the
the desired
furniture, etc.,
switched off?
same
properly?
4. Is the air circulation restricted
local power failure?
another electrical product.
a
5. Has the air conditioner been
the
switch set
3. Are there too many
breaker off?
4. Is there
operation
2. Is the thermostat control set
2. Is the unit connected to
supplying
B. WHEN AIR CONDITIONER DOES
7. Is the air filter clean
so
that it will not obstruct
the air flow?
8. Have all the
steps outlined in the Installation
Instructions been followed?
9. Is the
evaporator frosted? Frosting of the
evaporator may occur during the spring and
autumn months if there is
a
considerable
during cool weather. If
so, turn the operation switch to "MED FAN".
The fast air circulation will quickly defrost the
coil so that normal cooling operating may be
temperature drop
or
resumed.
Owner's Manual
23
Maintenance and Service
Details of LG serial No.
1234567891 0
Code
Detail
1
Year
Code of Model
0~9
(Digit)
ex)
2,3
Month
01~12
Month
(Digit)
ex)
4
Nation
5
Product
A~Z
(Alphabet)
A~Z
Meaning
digit of year
The last
1997
7, 2000
March
03,
0
August
08
Where manufactured
ex)
ex)
K
Korea, C
A
Airconditioner
China
(Alphabet)
6~10
Serial No.
0~9
Production
Quantity
(Digit)
H. G. IBRAHIM SHAKER COMPANY, LTD.
SERVICE CENTER
*
JEDDAH
P. O. BOX 50, JEDDAH 21411 KINGDOM OF SAUDI ARABIA
: 6422952 / 6425527
TEL NO.
*
RIYADH
P. O. BOX 15, RIYADH 11411 KINGDOM OF SAUDI ARABIA
TEL NO.
*
AL-KHOBAR
24
:
4020570
P. O. BOX 78, AL-KHOBAR 31952 KINGDOM OF SAUDI ARABIA
TEL NO. : 8943714
Room Air Conditioner
Maintenance and Service
Troubleshooting
Normal
?
Operating
You may hear a pinging noise caused by water being picked up and thrown against the condenser on
rainy days or when the humidity is high. This design feature helps remove moisture and improve
efficiency.
?
?
?
You may hear the thermostat click when the compressor
cycles
Water will collect in the base pan
from the outdoor side of the unit.
or on
The fan may
run even
Abnormal
during high humidity
on
and off.
rainy days.
The water may overflow and
drip
when the compressor does not.
Operation
Problem
Possible Causes
What To Do
The air conditioner is
Make
?
Air conditioner
does not start
The fuse is blown/circuit
breaker is
sure
the air conditioner
plug
is
pushed completely
into the outlet.
unplugged.
Check the house fuse/circuit breaker box and
?
the fuse
tripped.
Power failure.
or
replace
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
does not cool as it
higher
The
a
setting provides
room
a
higher
number. The
maximum
or
furniture
a
highest
cooling.
lower number.
dirty.
may have been
Clean the filter at least every 2 weeks.
See the operating instructions section.
?
When the air conditioner is first turned
?
you need to allow time for the
Cold air is
escaping.
Cooling coils
have iced up.
Air conditioner
Ice blocks the air flow and
freezing
stops the air conditioner
from
curtains, blinds,
Set the TEMP Control to
?
hot.
up
are no
number.
The air filter is
should
Turn the knob to
?
high enough.
TEMP Control set to
Air conditioner
there
the front of the air conditioner.
cooling
the
room.
Check for open furnace floor
and cold air returns.
?
room
on
to cool down.
registers
?
Set the air conditioner's vent to the closed
?
See Air Conditioner
?
or
or
High
Cool with
High
Cool with
2.
Set the mode control at
the
position.
below.
Set the mode control at Med Fan
the thermostat at 1
?
Freezing Up
High
Fan
or
high temperature.
Owner's Manual
25
Memo
26
Room Air Conditioner
website
http://www.lgservice.com
LG
LG
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7
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9
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11
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L:BL(WH) N:BR(BK) G:GN/YL(GN)
13
OFF
MED
FAN
5
4
HIGH
COOL
6
3
7
2
LOW
FAN
MED
COOL
8
1
9
LOW COOL
0
OFF,
()
No
()
MED FAN
()
LOW FAN
()
HIGH COOL
()
MED COOL
()
LOW COOL
14
15
o
()
OFF
()
LOW FAN
()
LOW COOL
()
HIGH COOL
()
LOW HEAT
()
HIGH HEAT
(SI
(NO
On
)ON
)
OFF
Off
Auto
Swing
16
23
7
1
1
5
5
4
4
1
4
3
2
3
6
5
2
23
6
6
7
1
4
6
5
(Dry)
(ON/OFF)
OFF
ON
17
ON
?
?
18
?
?
?
?
19
20
21
OFF
O
22
23
24
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25
26
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