LG LW1804ER User manual

MODELS, MODELOS:
order to prevent
or "mprop_
any damages

,o
FOR YOUR RECORDS,
Wrile the m_el and _ria_ humors here:
Model #
Serial #
You can find them on a _abelon the side of each unit,
_aler's Name
Date Pulrct,ased
• Slaple your receipl !o this page ir_the event you need
it to prove date dput€haste or for warranty issues.
READ THIS MANUAL
Inside you wi!l find many !helpf_;Ihinls on how to use
and mainlain your a_rconditioner pre_rly Just a little
prevenlive care on your part can save you a great deal
of time and money over the life of your a_r_onditioner,
You_l_find many answers to _mmon problems 'n the
cX_arlof troublesh_ling tips If you review our char1 d
Troubleshooting Tips first you may not need to cal_
Norservice at all,
PRECAUTION
.Contact the auth_ized s_i_ technicianfor r',_
_mtenan_ ofthis unit.
,C_ct the instal_r for instal_ion of this unit,
•_e air cond_i_ is not intended f_ gse by yogng
chi_ren _invalids w_hout _vl_.
• Young children should be _psrvi_d to ensure that
theydo n_ play w_hthe air condition_,
• When the power c_d is to _ replaced, replacement
work shall _ _orrn_ by auth_iz_ _rsonne_ on_
u_ng _ly g_uine rep,la_nt_nt pa_s,
•_stal_tien w_ mu_ _pedorrr_d in a_ordian_ with
_e National _le_ie Co_e by ,qga_ _nd authored
per_nel on|y_

To prevem [niury to the user or other people ar_ pro_rty _mage, the following instructions must
be followed,
•incorrect o,_ration due to ignodng instwct[on will cause harm or _mage, The seriousness is
c]a_ifiied by the folio,wing indicator's.
[] Installation
• No installation may cau_ fire and electric
shock accident. • it may cause fire and eie,ctr[,c shock
•it may _use explosion or fire. •lit may cause fa[liure and electdc shock.

iOperation
,Otherwise, itwil!_use
ele_dc s_ck or fire due to
heat generation_or electric
_ock,
•It will cause electdc _ock or
fire due to heat generation.
• Othe_ise it may cau_ fire
and electlic shock accident.
•itwil!lcause eiectric shock or
fire due to heat ,get.ration. , I!twill! cause electdc shock or
fire.
, Itwill cause electric shock or
fire due to heat gestation
o It may cau_ fire and electdc
shock.
• No groundir,_ may cause
etectdc shock (See
installation Manual).
• litwill _use electdc shock.

• Itw[li]cau_ failure of machine
or ele_dc s_ck. •it is not designed to c_] _e
entire house. •It may cause explosion, fire,
and burn.
[] installation CAUTION jh
•They are sharp and may
causeinju_
• It may cause injury.
•Itmay cause failure of
applance or a_idenL •ff leaving appliance damaged,
there is concern of damage
due to the falling of product.
iOperation
• it may cause electric shock •Prevent accidental s,ta_up
a_ damage, and the possi_lity of injury,,

, Thereis danger of fire, or
e_eddc shock. .Water may enter the unit and
degrade the insulation, it may
_use an electric shock.
, Since t_ fan rotates at high
_ed during operation, iit
may cause injury.
.Operation without filters willi
_us,e faiiliure,.,
•This _uld injure the pet or
pla,nt. , It is an air conditioner, not a p_ecisionrefrigeration system.
• The ap_arance of t_ .air
conditioner may deteriorate,
change color, or develop
surfa_ flaws.
, litco,ntans containments and
wililmake you sick./This
_uid damage your health.

_ Contact an installation spec:ialistfor installaSon
Piug in _e power plug properly,
_Do notshare _e same outlet wi_ o_er appliances
Do not use an extension _rd
Do not sta_'stop operation by p_ugging/unp_uggingthe _wer cord,
_lf cordipllug is ,damaged,replace only with an authorized part
iI i_ii_
Being ex_sed to direct airflow for an extended period of time oouid be hazardous to your hea_thoDo not
expose o_upants, _, or pian_ to direct allow for extend_ pedods of time,
Dueto the _ssibi/ity of oxygen deficiency, ventJl_e _e room when using t_ether with stoves or other
Do not usethis ;aircondi_oner for nomspecified special purposes (e.g preserving precision devices,
food,,pets, plants, and a_-tobiects) Usage in such a manner could harm such property,
Do not:touc:hthe metal parts of the unit when removing the filter Iniuries can occur when handling sharp
metal edges,
Do not use water to clean inside the air conditioner Exposure to w_ter can destroy #_einsula'_on leading
to possible e_iectricsh_k,
When c_eaningthe unit, first:make sure that the power andbreaker areturned off:. The fan rotates at a
very high speed dudng o_ration, There is a possibili_ of iniu_ ifthe unit's _wer is accidentally
_ggered on while c!eaning inner pa_s of the unit,
For repair and maintenance contact your authoriz_ ser,4ce deaier,

T_ mmote control and control pa_/ will look like those repre_nt_ in t_ fo//owin,gpictures=

PO,W_
C#eralion starts when this button is press_ and
s_opsw_n you press the button again.
_r_iPERATUR:E CON_OIL
T_ thermostat monitors room temlperature to
mai_ain _e desired temperature
T_ thermostat can be sel between 60°F_86°F
T_ unit takes an average of 30 minutes to adjus_the
r_m temperature by !
OPEIRATIiON _DE _LE,C:TOR:
Select coolir_9 mode to ooo_the room
Select:energy saver mode _Orenergy _ving
Select fan mode for basic ventilating fan operation.
Sele_ dry mode _ordPf operation.
FARSPEED,SELECTOR
For increased power while coo_ing select a higher
fan speed.
3 steps: High -.>Low e Med
ONiOFF TIMER
The timer can be _t to star'I a._ stop t_ uni'tin
increments (up to 12 hours}.
REMOTE CON_OL SENSOR
_,_ Push out the cover on the back of:the [remote control with you_thumb
/_ Pay attention to polarity and insert two r'_ewAAA 1.EV_l:teries.
Reatiaoh tlhecover.
" Do not use rech_gieable batteries,,M_e sure that both batteries are new,
•_nordertopteven4d_<harge,retake_e ba_et_sfrom£heremote_ntt_ #theair_nd_bnetB notgoingto
u_d forane_e_d _bd ,dtime
K_p the_emotecontrolawayfrome_re_iy hotorhumidp!ace_,
Tot_i_i_ @flmal@er_n d_,ere_r_ece_el the_emote_sor sh_d _etbee×_ed todirectsu_iigi'_
•_e remote_at_olca__ m_nt_ o_awa#lusiagthei_u_i_blehol@_,_

Formaximum_ling efficiency,, CLOSEthe vent. _is will allow intemat air circulation.
OPEN the ventto disch_ge stalieair.
CL,OSiE_ VENT_ OPEN
' Before using the ventil_ion feature, posi_on
the vent _everby pulling Pa_ A out straiight
and snapping it into place.
Aidlow can be adiust_ by changing the direction of _e air conditioneCs louvers. This can also increase9_e
coo_ingefficiency of _e air _onditioner
* Adjusting H,orizont,a!Air Flow Direction
Adjusting the vertical iouvers left and right _li
horizontal airflow.
*Adjusting Vertical Air Flow Oirection
A,dius_ngthe hodzontai vane up and dow_ will
change ve_icai aiff!ow The vane can _ adjusted
by nudging _e vane backward or forward.
Adjusting horlzo,nta! air flow Adjuring vertical air flow
•R_om_ndi_ orientation of Iouver's
Adjust louvers to face upwards when _oling to m_imize c_ling effi,ciiency

Turn thepo,_t off and unpl_ th_powerplug _,to,re cleaning theair condtt_net,
The air filter behind the inlet grille should be checked and cleaned _ least once every,2 weeks (or as
necessa_) to maintain optimal performance of the air _ndiSoner,
How to remove the ,air filter
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The grille may be opened from me top for easy
maiintenanceafter insta_l_ion,
Open the nlet grille by pulling off #}e exposed door
on the top of the unit (based on installation),
Pui!the tab siightiy to release the fi_ter,Pu!lthe filter
iL_the same dire,croonasthe ,openingi.
C:_eanthe fi_terw_lhwarm, soapy water, _e water
should be [below40'_ (104_)
Ri_se off and gently shake off excess water from the
filter. Let it dry bebre replaceing it
The base pan may overflow due to Ihighhumidity. To drain _,e excess
water, remove _,e drain cap from the back ofthe unit a_,dsecure the
When pressing fl_edrainpipe into place, apply force in the dir_tion
away from f_e fins to avoid iniuring yourse#,

Theairc,o_dit_oneremploysaproperdrainmethodwherebythecondensedwater(moistureremovedfrom_e
ai0 isdrainedto'_eoutside,
_nveryhumidwea_er,(andforreversecyclemo_lsinthereversemode}excessivecondensatewaterremoved
fromtheairmaycausesomewatertocoilectToremove#_isexcesswateryoucaninstallthedrainpanas
_t_iledbelow°
TakethedrainpanwhichislocatedinDeair
Removetheholerubberfrom_,ebase-pan(for
so_ models}.
Installthedrainpantotherightcomerofthe
cabinet_th4(or2}screws.
Connectthedr'sinhoseof3/5"insi_diameterto
theoutietlocatedatthebosomofthe,drain
pan,Youcan purchase the drain hose or tubing
locally to satisfy your pa_cu_ar n_ds (Drain
hose is not supplied),
CA IB,INET
DRAIN
PAN
SCREW
DRAI N HOSE

CA_ON: his app,liance should be ins_l|ed in _cordance with national wiring
r_ulationso he fol|owing information serves a_s as a guide to, help to, explain product
features,
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You can choose betw_n _o me_s below ac_rding to your window _oo! shape and preference,
• Fastenthe stopper using 2 screw hol,e,s,and lead
out the _wer cord through s_it"A"
Power cord
*Fasten _e stopper using I,e_screw hole,,and rotate
properly to lead the power cord out_rough slit "B"
Power cord

To prevent vibration and noise, make sure the unit
is inst_led securely and firmly,
!nstai_the unit where the sunlight d_s not shine
directly on the unit
The outside of the cabinet must extend outward for
at least 12" and there shouid be no obstacles0such _/
as a fence or wall, _thin 20'°from the back of _e
cabinet because it wiil preve_ heat radiation of the
,conde_qser,
Res2ic_on doutside air wil_greatly reduce the
cooling efficiency of the air conditioner,
CA_ION: AIII sWe louvers of the cabinet must remain expo_d to the outside of the,
structure,
install the unit a I_le slanted so the back is slightiy iower than the front (about 1/2°'),,
This will force condensed water to flow to _e outside,
install the unit with the ibo_om a_ut 3,0'"_60°'above the floor ievel
'A!I supporting parts should be secured to firm wood masor_ry,,or metal,
•This unit is designed for ins'tai_ationin standard _uble
hung win_ws 'witha_ual opening wi_hs _'om25"
to 36'",
•The top and bosom 'window sash must open sufficiency
to allow a clear veRicalopening of 15" from the bosom
of the upper sash tothe window stool°

WLSeries
To prevent vibration and noise, make sure the unit
is installed securely and fi_ly
Installthe unit where the suniight does notshine
directly on the unit.
_e outside ,ofthe cabinet must extend outward for
at least:12" and there should be no obstacles, such
as a fence or wall, w_hin 20" from #_eback of the
cabinet:because itwill prevent hem radiation of the,
_ndenser
Restd_ion of outsi_ air wi}l greatly reduce thie
coo_ingeff:icWencyd_e air oonditioner
1iS'"
Over 20'
Fence
CAUTlON:AIIside louvers: of the caWnetmustremWn ex:posedto the outside of the
structwe.
Instalithe unit a ii_e slanted so the back is slightly lower than _e f_ont{a_ut I/2").
This wil_for_, _ondensed water to flow to the outsi_,
Instali the unit wi_ the bottom about: 30'~60 '_above the floor levei.
"Aii supporting pa_s should be secured to firm wood,,masons, or metai.
• This unit is designed for inst_la:ion in standard double
hung windows with actual opening widths from 27'_
to 39",
• Thetop and bottom window s_h must open sufficiently
to allow a c_earve_cal opening of i6 '_from the bosom
ofthe up_r sash to the window stool,
'Exterior

WPSeries
To prevent vibration and noise, make sure the unit
is inst_led securely and firmly,
!nstaHthe unit where the sunlight d_s not shine
direc_y on fne unit
Thereshould be no olbst'ac_es0such as a fence and
wall, within 20"'from the back dthe cabinet
b_caus,eit will prevent heat radiation of _e
condenser,
Restiction al outside air wili greatly reduce the
cooling efficiency of the air conditioner,
C_led air
Fence
k
radiation
J
1t2'*
Over 20"
CAUTION: All side louvers of the cabinet must remain ex_sed t,othe outside ot the
structure°
Install the unit a li_le s_antedso the back is slightly !ower _an the front:(about i/2'*).
This will force condensed water to flow to _e outside,
Instail the unit w_hthe bottom a_ut 30"_60°'above the floor _evei,,
'A!I supporting!parts should be secured to firm wood masonry_,ormetai.
•This unit is designed for ins'tal_ationin standard _uble
hung win_ws 'witha_ual opening wi_hs _'om29''
to 4! '"
•The top and bosom 'window sash must open sufficiency
to allow a clear veRicalopening of 18" from the bosom
of the upper sash tothe window stool°
|Exterior

WK_WL Series
NO,. NAME'OFPARTS QTY
1 FRAMECURTAIN 2
2 SILLSUPPORT 2
3
4
5
6
7
8
9
10
1'1
!2
13
BOLT 2
NUT 2
SCREW o,A_..............................................................16
SCREW(_PE B} S
SCREW_',TYPEC) 5
FOAMoSTR_P 1
DRAINPIPE 1
FO_¢oPE 1
FRAMEGUIDE 2
W_NBOWLOCKINGBRACKET t
FOt_PE 1
SCREWDRIVER(Philips and FI,me,_), RULER, KNIFE, HAMMER, PENCIL,, LEVEL
PREPARATION OF CHASSIS
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Remove t}-_ _rews which fasten the cabinet at _th
sides ,andat the back,,
Sliide the unff from the cabinet by gd_ng the ba_ _n
ha_le and pulling forward while bracing the caNnet.
Cut the window sastl seal to the proof I,eng'th.
Peel off the _cMng and at_ch the Fo,am-PE @to the
u_eBide of the wi_,ow sash.
Remove t_ _cM_ from fl_e,top u_er guide Foam-PE
@,and _ach it to _e bosom oftimeUpper Guide.
Attacl! the u_r gui_ onto the top of the _b,i_t with 3
Type A ,_rews _;x
In_rt the Frame Guides @ i_o the bottom of the
cabinet,
Inert the Frame Cudain 0 into,the Upper Guide and
Frame Guid_ @,
Fasten the cut.ins to the unit:with 4 Ty_
A _rews
]

@O_n the window, Mark a line on center of _e
window stool
Carefully place the cabinet on the window sl¢_oland
aiign the center mark on the bo_om front w_h the
center line maA_ in _e window stool,,
Upper Guide
Pu_l_e bo_om win_w sash down behind the Up_,r
Guide until it:meets,_
Window
'Do not pul_the window sash _wn tightly that
the movement of Frame Curtain (9 is restrict_ Foam-
Loosely assemble _lteSill Suppo_ @ using!_e pa_s
in Fig, 3.
Window stooll
Front Angle Fig. 1
Up_r guide
OUTDOOR
Sill SUlppo_t@
Fig. 3
'_ Sel,_ the positon th_ will placethe Sill Suppo4 @
near t_e outer most point:ionsiil (See Fig, 4i
'Be,careful when you installthe cabinet
(Frame Guides @ are broken easily)
Frame Guide
Attach:the Sill Suppo_ @ to#'_,ecabinet track ho_ein
r,e_ationto the selected position using 2 Type A
screws in each support:(See Fig, 4), IND_R
Cabinet
Fig, 4

:_ _ cabinet shoiu_dbe i_tall_ wifll, a very slight fit
(a_ut 1/2"),_wr_ard toward the outside
(See Fi9_5).
Adiust the, bolt a_ the nut of Sill Sup_rt _.for
bali_cing t_ c.3bi_t.
Screw(Type B)@
A_.a.ct)the cabinet to the window sty! _ driving
1hie_rews _) (Ty_ B: Leith 16.mm(5/8 inch),
and bellow.} through the front a_le. into win_'w
stool.
Pu!! each Frame Curtain O hliy to each window
_sh track, and repeat _ep 2.
Froint Ang{e
Screw(Type B}Q
Sil! Suppo_
Sash track
Fig° 5
CA_ON', Do not drill ahole In the _ttom
pan. _e unlt is design_ to oper_e with
approximately 1_" of water in bottom pan.
There is no need toi_d water if the pan is
dry. Fig. 6
Slide he unit into the cabinet. ,(SeeFig. 7)
CA_ON: For security purpose, reinstall
screws (Type A) at cahiin,et"ssides.
Screw(Type A}
Power (Type A) Fig. 7
Cut the Foam-St:alp® to _e proper length and inse_
be_een the upper window sash and _e bwer
window sash. (See Fig .8)
Fig. 8

':_ A_ach the Widow L_king Bracket @ w_:ha Ty_
C _re'w Q (be Fig 9) Win_w Io,ckir_g
bracket @
Fig.9
A_ach the,fro_ grille to the cabinet by insedingtile
ta_ on the grille into the ta_ on the front of the
canner. Push the grille in until it snaps i_o piace
(See Fig i0),
OFig. 10
Pull down the inlletgrille _d secure itwitl_ a T_e
A screw 6.)thro,ugh the front gdllle, (See Fig, 11)
Window in_al_ation ,of room air conditioner is
now completed. See ELECTRICAL DATA for
a_aching power cord to el,_trical out_et,
Fig. 11