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ROOMAiR
'S
Please read the operating instructions and safety precautions _refully
and thoroughly before installing and operating your room air mnditioner.
CONDITIONER
L
MANUELD'UTILISATION
A
Ell T
Veuillez life attentivement et en entier ce guide d'utilisation et les
mesures de s6curit6 cHncluses avant de proc6der _ I'installation et au
fonctionnement de votre climatiseur.
FOR "YOURRECORDS
Staple your f:eceipt to this page in case you ne_ it later:
Write dow¢_the mode! and serial numbers here:
Model #
You can find them on a label on the side of each unit,
_aler's Name
DatePurchased
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 cha_ of
Troubleshooting Tips first, you may not need to caglfor
service at all.
• Contact an authorized Service technician for repair or
maintenance of this unit.
• The air conditioner is not intended for use by young
children or invalids without supervision.
• "Youngchildren should be supervised to ensure that they
do not play with the air conditioner.
fety Precautions
To prevent injury to the user or other p_ple and proper%,damage, the following instructions must be
followed.
m Incorrect operation due to ignoring of instruction will cause harm or damage,
The seriousness is classified by the following indications,
_f_ This symbol indicates the possibility of death or serious injury.
II Meanings of symbols used in this manual are as shown below.
f®@@
•Otherwise, it will cause electric
shock or fire dueto heat
generation.
• It will cause electric shock or fire
due to heat generation.
WARN|NG
• it will cause electric shock or fire
due to heat generation.
• It will cause eleddc shock.
• it will cause electdc _ock or fire_
• Ifthe power _rd is damaged, it
must be replaced _ the
manufacturer or an authorized
service center or a simi_a.Hyqualified
_rson inorder to avoid a hazard.
• This could damage your health.
•Theyaresharpandmaycause
aninjury.
, Watermayentertheunitand
degra_theinsulation.It:may
causeanelectricshock,
• Since the fan rotates athiglh
s_ed during operation, it may
cause an injury'.
•Thiscouldinjurethepets
orplants.
•Itmaycauseafireor
deformationofthecabinet.
, _ notusethisair conditioner to
tPoreServeprecision devices,
od, pets, plan_, and art
objects.
Utmay cause deterioration of
quality, etc.
• _tmay cause an electric shock.
Bectrical Data
Electrical Data(For 115Vmodel)
Line Cord Plug Use Wall Receptacle Power Supply
Parallel
Standard 125V, 3-wire grounding
receptacle rated 15A, 125V AC
Use 15 AMP time
delay fuse or 15 AMP
circuit breaker.
USE OF EXTENSION CORDS
Because of potenti_ safety hazards, we strongly discourage the use of an extension cord. However, if you wish to
use an extension cord, use a CSA certified!UL-Hsted3-wire (grounding) extension cord, rat_ 15A, 125V.
Electrical Data(For230/208Vmodel)
Line Cord Plug Use Wall Receptacle Power Supply
Do not under an€
Jrcumstance,s cut
r remove the
rounding prong
rom the p_ug. )
supply cord with
3-prong grounding plug
Tandem
Standard 250V, 3-wire grounding
receptacle rated 15A, 250V AC
Use 15 AMP
time delay fuse or
circuit breaker.
_-q fDo not under any"
_ // circumstan_s cut
_//,,._ or remove the
_.._ [ grounding prong
"-_J E from the pUug
Power supply cord with
3-prong grounding plug
All wiring should be made in accordance with local electrical codes and regulations.
NOTE • Aluminum house wiring may pose sp_ial problems. Consult a qualified electrician.
Standard 250V, 3-wire grounding
receptacle rated 20A, 250V AC
Use 20 AMP
time delay fuse or
circuit breaker.
Refer to the nameplate
for correct fusing.
[] ELECTRICAL SAFETY
IMPORTANT GROUNDING INSTRUCTIONS
Air conditioner has a three-prong grounding plug
on its power supply cord, which must be plugged
into properly grounded three-prong wall
receptacle for your protection against possible
shock h_ard.
FUSE - Use a time-delay fuse or circuit breaker.
Refer to the nameplate for proper power supply
requirements.
208, 230, and 208/230 VOLT UNITS
These units are equipped with a three-prong
grounding plug on the power supply cord, which
must be plugged into a matching properly
grounded three-prong wall receptacle for your
protection against possible shock h_ard. Ifsuch
an outlet is not present, one must be installledby a
qualified electrician in accordance with the National
Electrical Code and local codes and ordinances.
NOTE: DO NOT USE AN EXTENSION CORD
ON 20& 230, AND 208/230 VOLT UNITS.
About the Controls oni the Air Conditioner
The controls will look like one of the following:
Controls- CoofingOnly"
_f
Fan Cdol
Low C_:_t
Fan
z
. FOR NORMAL COOLING
i,
Turn the Operation Knob to the High Cool from
the Low Cool setting.
2
Set the Thermostat control to the desired
temperature mark 5 (the mid-point is a good
starting position). If the room temperature is not
satisfactory after a reasonable time, adjust the
control to a cooler or warmer setting, as
appropriate.
Off - Turns air conditioner off.
Med Fan - Med speed fan operation without cooling.
Low Fan oLow speed fan operation without cooling.
High Coo] -Cooling with high speed fan operation.
Med Cool oCooling with reed speed fan operation.
Low Cool - Cooling with low speed fan operation.
This automatically controJs the temperature of the indoor air.
Turn the knob so that arrow points to the larger marks for
greater cooling, Point the arrow to the smaller marks for more
moderate cooling,
(i.e. the higher number, the greater cooling)
• GY SAVER (optional)
On : Both the fan and the compressor turn on and
turn off together wNle operation knob isset to
the Cool position
You can get the more e_nomical operation.
Off _The fan runs constantly while operation knob is
set to the Cool position,
. FOR MAXIMUM COOLING
1.Turn the Operation Knob to the High Cool setting.
2. Set the Thermostat _ntro] to the largest 9
temperature mark.
. FOR QUIETER OPERATION
1. Turn the Operation Knob to the Low Cool setting.
2. Set the Therm_tat control as needed.
OR
You can access the Energy Saver switch when you
open the inlet grille.
The controls will look like one of the following:
Controls- Cooling& Heating
0 ¸
Warmer Cooler
. THE AIR' CONDITIONER
This automatically controls the temperature of the
ind_r air.
The compressor will turn on and off to keep the room
at the setting temperature.
in the heating operation, the el_tric heater will turn on
and df to k_p the room at the setting temperature.
off ( o
Fan ( @
Low Cool (
High Cool (
Low Heat (
High Heat (
Turn the thermostat control to the desired setting. The central position is
a normal setting for average conditions. You can change this setting, if
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 is too warm, turn the thermostat control clockwise. If the rcem is
too cool, turn the thermostat control counterclockwise.
) :Turns the air conditioner off.
) : The low fan speed operation without cooling
(heating).
) : Cooling with the low speed fan operation.
) : Cooling with the high speed fan operation.
) : Heating with the low speed fan operation.
) : Heating with the high speed fan operation.
• HEAT PUMP MODELS
When the outdoor temperature is lower than
-4_ (24_), the electric heater will turn on instead of
the heat pump.
When the air conditioner has been performed its
_oling or heating operation and is turned off or
set to the fan position, wait at least 3 minutes
before resetting to the cooling operation again.
A slight heat odor may come from the unit
when first switching to H EAT after the
cooling season is over, This odor, caused
by fine dust particles on the heater, wili
disappear quickly. This is harmless
Additional controls and important information.
The ventilation lever is located in the right of the air discharge.
The ventilation lever must be in the CLOSE position in order to
maintain the best cooling conditions,
When fresh air is necessary in the room, set the ventiiation lever to
the OPEN position.
The damper is opened and room air is exhausted outside,
Air Direction
The direction of air can be controlled wherever you want by
adjusting the horizontal louver and the vertical louver.
i i
PULL OPEN / PUSH CLOSE
Z
_IfJ_
. HORIZONTAL AIR-DIRECTION CONTROL
The horizontal air direction is adjusted by movhlg vertical louver.
The lever of ve,rtical louver is located in the right:and left side of
the air discharge.
. VERTICAL AIR-DIRECTION CONTROL
The verLical air direction is adjusted by moving the horizontal
louver.
Care and Maintenance
TURN THEAIR CONDITIONER OFFAND REMOVE THEPLUG FROM THEPOWEROUTLET
Air Filter Cleani j
The air filter should be checked at least twice a month to see if cleaning is necessary.
Trapped panicles in the filter will build up and biock the airflow This r_uces the cooling
capacity and also causes an accumulation of frost on the cooling coils,
If the filter becomes turn or damaged you should replace
immediately. Replacement filters are available from your
salesperson, dealer, and the authorized customer service
centers.
1 Open the inlet grille downward by pulling out the top of the
inlet grille.
2. Remove the air filter from the front grille assembly by
pulling the air filter up slightly.
3 Wash the filter using lukewarm water below 40_ (104_),
4 Gently shake the excess water from the filter completely.
Replace the filter.
How to Attach S'ont Grille to Cabinet
The front grille can be removed for cleaning or to check the model and serial numbers.
For your safety, you should attach the front grille as the following procedures.
1. Pull down front grille from the cabinet
top.
2. Push front griIWs tips toward the cabinet
in order to insert front grille's tabs into
the cabinet.
3 Open the inlet grille
4. Tighten the screw through the front grille
into the piate of control box.
5. Close inlet grille.
Features and Installation
Le,amingparts name prior to installation will help you understand the installation procedure.
The Unit
The Sleeve and the Rear Grille (optional)
1, CABINET
2, HORLZONTAL A_R DEFLECTOR
(Ve_icai Louve 0
3, VERTICAL AIR DEFLECTOR
(Horizontal Louver)
4, A_R DISCHARGE
5 FRONT GRLLLE
6, INLET GRILLE (Air Intake)
7_ AIR FILTER
8,. CONTROL BOARD
9, KNOBS
10, POWER CORD
11. EVAPORATOR
12, CONDENSER
13. COMPRESSOR
14 BASE PAN
15. BRACE
16. SLEEVE ASSEMBLY
(Including Expanded Aluminum Rear grille,
optional)
17 REAR GRmLLE
(Expanded A_uminum Rear grilie, optional)
18. REAR GRILLE
(AmuminumIouvered Rear grille, optional)
How to Install the Unit
r_ CAUTION ' There are sharp _ges that can cause serious cuts "_
[.,,._ CAUTION'when lifting the air cond,tbner, it is HEAVY. Use2 peoples to lift..J
For existing sleeve, you should measure the wall sleeve dimensions.
You _n install the new air conditioner according to these installation instructions to achieve the best
performence Atl wall sleeves used to mount the new air conditioner must be in good structural
condition and have the rear grille that securely attaches to the sleeve or the flange of the sleeve to
secure the new air conditioner.
you
you keep the existing sleeve, you run the risk of poor performance or product failure.
[__ith the LG sleeve, can maintain the best performance of the new air conditioner.
his is not covered under the LG warranty,.
Dimension of air conditioner
....(499 ram)
j-
How to Replace the Unit
Dimension of sl_ve assembly (optional)
....(425ram)
Note : When you completed the installation, the new air conditioner unit
should have a rearward slope, as shown below.
1. Remove the old air conditioner from the wall sleeve and
prepare the wall sleeve.
Clean the interior of the sleeve (do not disturb the insulation
or seals).
The wall sleeve must be fastened in the wall securely before
installing the new air conditioner.
i/4 Bugle
ofthe level
Installation Kits Contents
O insulation Front(1 ea) Q InsuUationHofizon_l (2 ea)
(Adhesive
.........•..... jj .....
jJ_ j j,
2,100 mm 670 mm
.p'J
(_ _nsufationVe_ica_(4ea) QSuF_tt Block(4ea) @ Baffle(2 ea)
(Adhesivebacked) (Adhesivebacked) (Plasticsheet)
Air Conditioner
S_eeve Assembly
(optional, including expanded
aluminum meta_ gdHe)
Louvered Grille
(optiona0
®
Trim (2 ea)
2 Prepare the wall sleeve for
installation of the new unit according
to the following installation
procedures. Before you prepare the
wall sleeve, you should check the
wall sleeve dimensions.
3. Redirect the louvers at the back of
the wall sleeves as following A and 8
lengths in the below table.
4. Sl_ve (up to 18 inches deep)
When the depth of your existing sleeve
is deeper than 18", please skip to step 5.
Remove the backing from horizontal
insulation and attach them to the inside
of the wail sleeve as shown below.
Widthofthe existing
wailsleeve
25-V2"(6_ ram)
253/4" (654 ram)
26" (660mm)
263/4'' (680 ram)
27" (686mm)
Top view of the wall sleeve
Wall
Wall Sleeve
A
2-3/_'' (70 mm)
2-3/._'' (70 mm)
3" (75 mm)
3"1/'_'' (80 mm)
3-1/2"(90 mm)
1-V4"
B
43/4" (120 ram)
5" (130 ram)
5" (130 ram)
5o!/2"(140 turn)
5-W ' (140 mm)
........
Insulation
Horizontal
(2 ea)
Remove the backing from insulation
vertical and attach them to the inside
of the wall sleeve, as shown below.
5, Sleeve (18o_22 inches deep)
When the depth of your existing
sleeve is not deeper than 18", please
skip to step 6.
Cut the baffles and the support blocks
as following C length in the below
table.
Wall
Wall Sleeve ..........
Depth of the existing
wail sleeve
18-%" (473 ram)
19_3/4.!' (502 mm)
_" (559 ram)
C
_/4" (20 ram)
1-3/4'' (45 ram)
°4'7 (100turn)
Remove the backing from vertical and
horizontal insulation and attach them to
the inside of the wall sleeve as shown
below.
Remove the backing from the support
blocks and attach them to the inside of
the wall sleeve as shown below. Slide
the baffles in the slots of the support
b_ocks.
Remove the backing from vertical
insulation and attach them to the back
of the unit as shown below.
Wall
A+1/4"
(6 mm)
B+i/4"
(6 mm)
Insulation
Horizontal
6. Install the new unit into the wall sleeve.
7. Insert front insulation between the wall
sleeve and the unit. A flat-bladed
screwdriver or putty knife is
recommended.
8. TO assemble trim, insert the snaps, into
the slots of others.
To install trim to the sleeve, slide the
trim through the unit until it is flush
with the wall sleeve.
.................. Ins u latio n
Vertical
Wall
Wall S,leeve
Fror
Wall
Trim (2 ea)
Before you call for service ....
Troubleshooting Tips Save time and money!
Review the chart below first and you may not need to call for service.
Normal Operation
• 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 on and off.
• Water wNIcoilect in the base pan during high humidity or on rainy days. The water may overflow
and drip from the outdoor side of the unit.
• The fan may run even when the compressor does not.
Abnormal Operation
Air conditioner'
does not start
Air conditioner
doesnot coolas it
should
• Make sure the air conditioner plug is pushed
completely into the outlet.
Check the house fuse/circuit breaker box and
replace the fuse or reset the breaker.
If _wer failure o_urs, 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.
• Make sure there are no curtains, blinds, or furniture
blocking the front of the air conditioner.
• Turn the knob to a higher number. The highest
sexing provides maximum cooling.
, Clean the filter at least every 2 weeks.
See the operating instructions s_tion.
• When the air conditioner is first turned on,
you need to allow time for the room to cool down.
• Check for open furnace floor registers
and cold air returns.
• Set the air conditioner's vent to the closed position.
Air conditioner
• See Air Conditioner Freezing Up below.
• Set the mode control at Meal Fan or High Cool with
the thermostat at ! or 2,
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