LG LB-E0550QC Owner's manual

ENGLISH
LG
Air
Conditioner
Ceiling Duct-Type
LG
OWNER'S MANUAL
IMPORTANT
Please read
through
this manual. It contains valuable
information about your air conditioner. This manual may
help save time and money by explaining proper product
maintenance and
preventing improper
use.
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.
F
or
Your Records
Write the model and serial numbers here:
Model #
Serial #
1.
2.
Safety Precautions
Operating
Instructions
3. Care and Maintenance
4. Before you call for service
Also note down the
following
:
Dealer's Name
Date Purchased
R ead This Manual
Inside you will find many
helpful
hints
on
how to
and maintain your air conditioner properly. Just
preventive
care on
your
part
deal of time and money
can save
over
you
a
a
use
little
great
the life of your air
conditioner.
You'll find many
chart of
answers
to
common
problems
If you review
troubleshooting tips.
our
in the
chart of
you may not need to call
Troubleshooting Tips first,
for service at all.
CAUTION
?
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
use
by young
invalids without supervision.
?
Young children should be supervised to
they do not play with the air conditioner.
?
When the power cord is to be replaced, replacement
work shall be performed by authorized personnel
ensure
that
only.
?
Installation work must be
performed
in accordance
with the national
standards
by
personnel only.
wiring
authorized
Safety
Precautions
Precautions
To
prevent injury and property damage, follow these instructions.
Incorrect
operation due to ignoring instructions
indicated by the following symbols.
will
harm
cause
WARNING
This
symbol
shows the
CAUTION
This
symbol
indicates the
possibility
or
damage,
of death
possibility
of
or
injury
the seriousness of which is
serious
or
injury.
damage
to
property.
Never Do This
Always
Do This
Installation
precautions
WARNING
WARNING
Do not
?
install, remove and reinstall the unit by yourself.
Improper installation will cause water leakage, electrical shock,
or
fire. Please consult
authorized dealer for the installation work. Please note fault caused
by improper
installation is not covered
?
Unit must be installed in
by warranty.
an easily accessible
to service the unit will be the
special equipment
Any additional cost required
responsibility of the customer.
area.
to hire
a
WARNING
WARNING
Do not
Do not
damage or use an
unspecified power cord.
?
It will
?
If the
cause
electrical shock
with wet hands.
?
It may
cause
electrical shock.
Do not
unit
out
It will
operate
a
cause
When
Otherwise, it will
electrical shock
heat
cause
or
fire due to
generation.
hazard.
or
stop the
by inserting or pulling
the power plug.
electrical shock
fire due to heat
or
?
Do not insert your finger or
stick, etc. into the air inlet/air
Do not expose the skin to
cool air directly for a long
outlet.
time.
Since the fan rotates at
speed, this may cause
or damage the unit.
generation.
abnormality (smell of burning, etc)
stop the air conditioner, and
If the unit continues to be
operated
condition, it may
fire, trouble,
cause a
in
an
high
an injury
Repair
an
or
?
This could
damage
your health.
relocation should not be done
by the
customer.
occurs,
turn off the breaker.
?
?
supply cord is damaged, it must be
replaced by the manufacturer or its
service agent or a similarly qualified
person in order to avoid
?
fire.
or
Plug in the power plug
properly.
operate switches
abnormal
?
etc. In this
case, consult your dealer.
3
If this is done in
correctly, it may cause a fire,
electric shock, injury by dropping of the unit, water
leakage, etc. Consult your dealer.
ENGLISH
CAUTION
CAUTION
?
Contact the authorized Service technician for
?
Contact the authorized Service technician for installation of this unit.
?
The air conditioner is not intended for
use
repair
or
maintenance of this unit.
children
by young
or
infirm persons without
supervision.
?
Young
children should be
supervised
to
ensure
that
they
do not
play
with the air conditioner.
CAUTION
CAUTION
Do not clean the air
Ventilate well when used
When the unit is to be
conditioner with water.
together with
cleaned, switch off,
stove, etc.
a
and turn
off the breaker.
?
Water may enter the unit and
degrade the insulation. It may
cause an electric shock.
Do not
put
a
pet
?
This could
injure
house
or
plant where it will
exposed to direct
the
?
An oxygen
Do not
be
or
shortage
apply
an
may
occur.
?
put
where is
a
pet
or
plant.
flammable spray.
?
Do not
time in
leaving
to direct
imperfect
operate for
?
door
or
a
In the
damaged.
window
cooling mode, if it is
The unit may drop or fall down
and cause an injury.
be used for
unit and do not put
on it.
going to
long time, turn
a
It may
cause an
step
injury.
onto
an
?
It may
step
on
the outdoor
anything
injury through
dropping or falling down.
cause an
Do not
unstable
bench when
use
for
special
purposes.
attaching/detaching the
panel.
open.
?
installation
Do not
Do not
long
high humidity, e.g.
a
on
When the unit is not
off the breaker.
It may cause
combustion.
it may
stand which is
?Itmaycauseafireor
air flow.
?
speed during operation,
cause an injury.
air flow.
stove, etc.
exposed
high
Do not leave
insecticide
deformation of the cabinet.
Do not
Since the fan rotates at
?
operated in a room with high
humidity (80%r.h. or more) for a
long time, water condensed in
the air conditioner may drop and
may wet and spoil furniture, etc.
It may
case an
falling
down.
injury,
etc.
by
?
Do not
use
precision devices, food,
animal, plants and art objects.
preserve
It may
cause
quality,
If the
supply cord is damaged, it
must be replaced by a special cord
or assembly available from the
this air conditioner to
deterioration of
etc.
When the air filter is to be
removed, do not touch the
Do not insert hands
vanes when the air
metal parts of the indoor unit.
conditioner is
through
operating.
manufacturer of its service agent.
?
If will
cause
electrical shock
or
?
It may
cause an
injury.
fire.
?
It will
cause an
rotating
4
blower.
injury by the
Operating
Instructions
Operating
Instructions
Name and Function of Remote Controller
ENGLISH
Remote Controller
OPERATION
SET TEMP
SUB FUNCTION
Room Temp
OR
MN
Heater
88
Preheat
1
Defrost
Out door
Filter
°C
Time
Timer
Operation
unit
Sun
Program s et
Mon
Tue
Wed
Thu
Fri
Sat
On Off
Setno.Time010305070911131517192123
3
Cooling
Signal receptor
2
98
4
Timer
10
Cancel
5
11
Program
12
Week
13
Holiday
6
SET/CLR
14
Hour
Min
7
RESET
15
1
16
Operation display
Displays the operation
9 Timer Cancel Button
conditions.
Used to cancel the timer.
2 On/Off Button
Operation
10 Timer Set Button
starts when this button is
stops when the button is
pressed,
pressed again.
and
Used to set the timer when the desired time is
obtained.
3 Set Temperature Button
Used to set the
11 Week Button
temperature when the desired
Used to set
a
temperature is obtained.
4
FAN
Operation
room
Used to set the
air without
cooling
or
Used to set
Mode Selection Button
Used to select the
operation
mode.
weekly timer.
Operation Mode.
lCooling Operation Mode.
lSoft Dry Operation Mode.
6
Humidify Button (Optional)
7
Room
Heater Button
room
holiday of the week.
Used to set the time of the
time in the
weekly timer
day and change the
Function.
15 Set and Clear Button
Used to set and clear the
Temperature Checking Button
Used to check the
a
14 Time Set Button
lAuto
8
of the week.
13 Holiday Button
heating.
Operation
day
12 Program Button
Button
Used to circulate
5
Model
weekly timer.
16 Reset Button
temperarure.
Used to set the current time and clear the
time.
(Optional)
5
setting
Set the Current Time and a
1
Press the
'
'
day of the
Week
ENGLISH
button.
Hour
Each time the button is
You
pressed,
the number is
changed
from
to
.
set the number of the current hour.
can
OPERATION
SET TEMP
FAN SPEED
SUB FUNCTION
FAN SPEED
SUB FUNCTION
Hour
Time
2
Press the
'
'
button.
Min
Each time the button is
You
can
pressed,
the number is increased from
to
.
set the number of the current minute.
OPERATION
SET TEMP
Min
Time
3
Press
'
Week
'
button.
Each time the button is
You
can
set the
day
pressed,
a
day
of the week is shifted from
sunday
to
saturday.
of the week.
OPERATION
Week
SET TEMP
FAN SPEED
SUB FUNCTION
Time
4
Press the
'
RESET
'
button.
If you want to reset the current time and
a
day
of the
week, click the Reset button.
OPERATION
RESET
6
SET TEMP
FAN SPEED
SUB FUNCTION
Weekly Programming
1
Press the
button.
Program
The remote controller is
displayed
like
a
picture.
'
Then
Program set
','
OPERATION
Program
'
SET TEMP
Program
Time
Press the
2
Week
'
'
button.
button
repeatedly
until desired mode appears.
Week
Week
For
example,
3
Select the time you want.
Press
if you want
Hour
or
If you press
'
05
'
Using
Min
button 4 times.
Thu, press
button, then blinking letter is shown.
SET/CLR
button, then
'
'
shape
appears.
that five o'clock is reserved.
shape
means
below
buttons, you
can reserve
time.
SET/CLR
Hou
*
For
example,
Min
the air-conditioner is
on
6,7,8 and 13~22o'clock.
OPERATION
Time
4
Press the
Program
button
again
SET TEMP
FAN SPEED
SUB FUNCTION
010305070911131517192123
to finish
weekly programmining.
Program
7
FAN SPEED
SUB FUNCTION
set
010305070911131517192123
Week
Press
and '01' is blinked.
Holiday Setting
If
1
Tuesday is a holiday in
this
ENGLISH
week, you may set a holiday.
Program
Press the
Program
button.
Week
2
Press the Week button.
Select the
3
Press the
Tuesday.
button.
Holiday
OPERATION
Holiday
Then the remote controller will be
The outside
4
Press the
rectangular
Program
means
button
again
displayed
holiday.
to finish
'
'.
Time
holiday setting.
SET TEMP
on or
turn off in several
Program
hours.
Timer
1
Press the Timer button
to turn Timer
2
Change
on or
the timer
off.
setting
until the desired time is set.
Hou
3
If you want to cancel the timer
setting,
press the Cancel button.
8
SUB FUNCTION
010305070911131517192123
Timer Setting(Delay start/Pre-set stop)
This function is used to turn
FAN SPEED
Min
Cancel
Operation Mode
Cooling
Soft
Dry
Mode
Mode
(Cooling Model)
Operation Procedure
1st
On/Off Button
OPERATION
SET TEMP
Room
OR
MN
SUB FUNCTION
Temp
Heater
88
Preheat
Defrost
Out door
Filter
°C
Time
Timer
2nd
Operation
Operation
unit
Program set
Sun
Mon
Tue
Wed
Thu
Fri
Sat
On Off
Mode Selection Button
Setno.Time010305070911131517192123
3
1
3rd
Room
Temperature Setting Button
Timer
Cancel
2
Program
Week
Holiday
SET/CLR
Hour
Fan
1
2
Operation
Press the On/Off Button.
Press FAN
Operation
Button.
9
Min
RESET
Child Lock Function
This is the Function that any children cannot used to the air-conditioner.
Operation procedure
To set the Child-Lock Function
1
ENGLISH
Press the Timer button and Minute Set button for three seconds. Then the
operation
display.
mode shift to child lock mode and it is
When you press any button in this
any selected mode and the 'CL' is
three seconds. But the Room
time, the
displayed
'CL' in the
operation
remote controller is not converted to
displayed in the remote controller for about
Temperature function is operated in spite of child
lock mode.
2
To cancel the Child-Lock Function
Press the Timer button and Minute Set button for three seconds. Then the
child-lock mode is cancelled and the
mode is
preselected
displayed
in the
remote controller.
OPERATION
Timer
On
Oper
ation unit
SETTEMP
Programset
SUBFUNCTION
Sun
Mon
Tue
Wed
Thu
Fri
Sat
Off
Setno.Time010305070911131517192123
Time
Prog
r
ram
Canc el
Wee k
Holid ay
SET/CLR
Hour
Min
RES ET
Self-Diagnosis Function
'CH' will flash in the remote controller
display
when
a
problem occurs.
10
Then
please contact your dealer.
Care and
Care and maintenance
maintenance
Caution: Before
performing any maintenance,
turn off the main power to the
system.
ENGLISH
Indoor Unit
Grille, Case,
Never
and Remote Control
Turn the
system off before cleaning. To clean,
wipe with a soft, dry cloth. Do not use bleach or
use
any of the
followings:
Water hotter than 40°C
?
Could
deformation and/or
cause
discoloration.
abrasives.
Note:
Volatile substances
?
Supply power must be disconnected
cleaning the indoor unit.
Could
before
damage
the surfaces
of the air conditioner.
SINNER
CLBARGER
Benzene
Air filters
1
Air outlet vent
Air Filter
Clean the filter with
suction
?
once
side)
should be checked and cleaned
every 2 weeks
or more
?
often if necessary.
a vacuum or
warm, soapy
water.
The air filters behind Indoor unit
(the
SCOURING
If very
dirty, wash with
detergent in lukewarm
If hot water
(50°C
or
a
solution of
water.
more)
is
used, filter
may be deformed.
2
After
3
Re-install the air filter.
washing
with water,
dry well
in the shade.
Air outlet vent
Indoor Unit Dimensions
(mm)
Dimension
ABCDEFGHI
Capacity
102K BTU/h
(LB-H0850QC/QCI)
60K B T U /h
(L B E0 506Q C )
-
84K B T U /h
(L B H0 700Q C )
-
?
Slope
1625 1564 597 54
692
30
294 1220 304
1 295 1 225 5 65
59
6 75
30
120 1 100 290
1 625 1 564 5 97
54
6 92
30
294 1 220 304
of about 5-8
mm
is to be
provided
at the
drain hole side of the indoor unit for proper
Slope5-8m
drainage.
?
After installation the
using a sprit level.
slope
can
be measured
11
Outdoor Unit
The heat
exchanger coils
and
panel vents of the
outdoor unit should be checked regularly. If clogged
with dirt or soot, the heat exchanger and panel vents
may be professionally steam cleaned.
Note:
A
Dirty or clogged coils will reduce the operating
efficiency of the system and cause higher
operating costs.
Side
Rear
B
Air intake vents
Air outlet vents
C
Piping
Outdoor Unit
MODEL
A
B
C
LB-H0850QC/QCI
673
966
1307
LB-E0506QC
605
910
1134
LB-H0700QC
673
966
1307
B
C
A
Indoor Unit
MODEL
A
B
Air outlet vents
C
Air intake vents
LB-H0850QC/QCI
460
1564
692
Remote Controller
LB-E0506QC
375
1225
680
LB-H0700QC
460
1564
692
12
Air filter
When the air conditioner is not going to be used for a
When it is not
a
1
Operate
going to be
long time.
the air conditioner
When the air conditioner is to
used for
be used
on
Air circulation
This will
2
dry
indoor/outdoor unit
out the internal
again.
Check that the air inlet and outlet of the
mode for 2 to 3 hours.
?
ENGLISH
long time.
not blocked.
are
parts.
Turn off the circuit breaker.
Helpful
CAUTION
CAUTION
The air filters and your electiric bill.
If the air filters become clogged with
Turn off the circuit breaker when the air conditioner
is not
going to
be used for a
Dirt may collect and may
long time.
cause a
information
cooling capacity will drop,
electricity used to operate
fire.
dust, the
and 6% of the
the air conditioner will
be wasted.
Operation Tips
Do not overcool the
room.
blinds
Keep
or
closed.
good for the health
wastes electricity.
Do not let direct sunshine
and
enter the
when the air
conditioner is in
operation.
Avoid
regularly.
Ventilate the
room
occasionally.
Blockages
in the air filter
reduce the airflow and lower
cooling
and
dehumidifying
effects. Clean at least
once
Since windows
closed, it
is
a
are
good
kept
idea to
open them and ventilate the
room now and then.
every two weeks.
13
that the doors
opening
windows
to
are
shut
tight.
doors and
much
as
keep the
room.
Clean the air filter
sure
and windows
This is not
room
Make
curtains
as
possible
cool air in the
Troubleshooting
Tips
Before you call for service...
Troubleshooting Tips! Save time and money!
Check the
before
following points
requesting repairs
or
service.... If the malfunction
persist, please
contact your
dealer.
Case
See page
Explanation
The air conditioner does not
operate.
?
Have you made
a
?
On first
the indoor unit
starting,
mistake in timer
8
operation?
operates in
fifteen seconds.
?
Has the fuse blown
has the circuit breaker
or
-
been
The
room
has
odor.
peculiar
a
?
tripped?
Check that this is not
the
smell exuded
damp
a
walls, carpet, furniture
or
by
cloth items in the
-
room.
It
seems
leaking
that condensate is
?
operate
for about 3 minutes when restart.
occurs
when the airflow from the
air conditioner cools the
from the air Conditioner.
Air conditioner does not
Condensation
warm room
?
This is the
?
Wait about three minutes and
-
air.
protector of the mechanism.
operation
will
-
begin.
Does not cool
effectively.
?
Is the air filter
dirty?
See air filter
cleaning
11
instructions.
?
The
may have been very hot when the
air conditioner was first turned on. Allow
room
room
time for it to cool down.
?
?
Has the
setting temperature
incorrectly?
been set
Are the indoor unit's air inlet
or
9
outlet vents
-
obstructed?
The air conditioner
operation
is
?
noisy.
For
a
noise that sounds like water
-This is the sound of freon
flowing
flowing.
inside the air
conditioner unit.
?
For
a
noise that sounds like the
releasing
into
compressed
air
-
atmosphere.
-This is the sound of the
being processed
inside
dehumidifying water
the air conditioning
unit.
Crack sound is heard.
Remote control
no
display
display
?
is
faint,
or
?
This sound is
generated by the
expansion/contraction of the inlet grille,
to changes of temperature.
Has the circuit breaker been tripped?
etc. due
-
at all.
NOTE
WATER RESISTANT: The outdoor side of this
appliance
is WATER RESISTANT.
The indoor side is not water resistant and should not be
water.
14
exposed
to
excess
P/No.: 3828A33001A
After
reading
this
manual, keep it in
a
place easily accessible to
the
user
for future reference.