LG LP090CEM Owner's manual

Type
Owner's manual

This manual is also suitable for

LG LP090CEM is a smart air conditioner that offers a wide range of features to keep you comfortable all year round. With its powerful cooling and heating capabilities, you can easily adjust the temperature of your room to your desired level. The unit also features an energy-saving mode that helps you save money on your energy bills. Additionally, the LG LP090CEM comes with a remote control for easy operation.

LG LP090CEM is a smart air conditioner that offers a wide range of features to keep you comfortable all year round. With its powerful cooling and heating capabilities, you can easily adjust the temperature of your room to your desired level. The unit also features an energy-saving mode that helps you save money on your energy bills. Additionally, the LG LP090CEM comes with a remote control for easy operation.

website http:i/www.lgappliance
Term!nalAirConditioner
'8
0 6 e e, , ]
Ter naldea acondlclonadoembalado
and thoroughly
air conditioner.
future ref_ence after
YOUR R
Write the mode_ _d _rial numbers here:
M_el #
_rlal #
You can find them on a label on the side of eacthunit,
Deaier's Name
Date Purchased
[] S_p/e yourreceiptto thispagein t_ e've_you _ed it
to provedateof purcha_ or for wa_antyissues.
Inside you wili find many helpful hints on how to use and
maintain your air conditioner propedy Just a little
preventive care on your pa_ can save you a ,great dea_
of time and money ever ttqe life of your air cond&ioner,,
You'l! find many answers to commo_ p_ob!ems i# the
chart of troub_esh®_ng tips. If yoP_review our ch&rt of
Troublesh_ting Tips first_ you may not need fo call for
servioe at ali.
Contactthea_horized servicet_hnician for r_ir or
maintenance ofthis un,_,.
Contacttheinstaller'for in_allatton, o,fthis uniL
The air c,ond_ioneris,not Int_d_ for use byyoung
childrenor iinw=Mswithout supervision.
Young childr_ should be supe_ised to ensureth_
theydo not play withtheair conditioner,
When the _wer cord is to be rephz_ replacement
work sha|i_ pe_oirm_ by authorized personnel only
using on_ genuine re,piasementpar_s,
_nstailation work must _ performed in accordance
with the National Electric ,Code by qualified and
authoriz_ personnel only_
To preve_ injury and pro_y damage, follow these i_tructions
Incorrect operation due t,oignoring inst_c_ions wiBcause _3rm or damage, the sedousn_s o,fwhich is
indic_:ed by the follllowing symbols.
[ ......... ver0O0o li
[] The foiiowing i(t:emsare classified bythese symbols.
J WARN!ING
Otherwise, it wili cause e!_'tric
shock or fire,due to heat
generation or e_e_ncshock
It will cause e_ectricshock or fire
due to heat generation,
* It wi#cause f_lure of machine or
electric shock.
Itmay cause fire and electric
shock.
Itmay cause fire and e_ec_icshock,
It _1_cause eiec_c shock or fire
due to heat generaSon.
.,It wil_c_s,e ele,ctic shock
No installation may cause,fire
_d electric shock accident.
'i It:may cause electric shock.
, it wil! cause electric shock or fire.
Ifthesfupp_t®_d_ _mag_, itmurat
replac_bythe_siufia_ter orits_vme
_ent o_a.similarlyqaal_i_per_b_in
or_r toavoida/b_, IYa_chme_)
N,ogroundingmay cause electric
sh_k {_, _ns'taJlationM_,ual).
It may cause fire _d electric
shock accident,
,/tmay cause fire
It may cause an explosion or fire
_tmay cause expbsion fire, and burn
J WARNING J
, It may cause failure and electdc shock
r J CAUTiON
' They are sharp and may cause , Water may enter the unit and
degrade the insu!ation. It may
cause an electric shock,
Since the fan rotates at high
speed during operation, it may
cause injury
Operation 'withwmdows open_
may cause we_ing of indoor and
soaking of household furniture.
, i:tmay cause f_lure of appliance
or accident.
This could injure the pet or plmqt
It may c_se el,ec_c shock and
if ieaving appliance damaged,
there is ,concernof damage due
to _e falling of pr_u,ct.
Appearm%e may be deteriorated
due to change of produ_ color or
scratching of its surface.
There is danger of fire or eiectric
shock
An oxygen shortage may occur.
It may cause damage of animus
or veg_:aNes or loss of property
Itmay cause failure of ipr_uct or
fire.
Operation withoutfilters wiil
cause faiiure.
Itcontains containments and will
make you sick.
, This could damage your health.
_ ContactaninstallationspecialistforinstaHafon,
Piugin_epowerplugproperly,
_Do notshare_esameoutletwi_o_er_pliances
_Do notuseanextension_rd,
Donots_/stopoperationbyp_uggingiunpluggingthe_wercord
Ifcord/plugisdamaged,replaceonlywithanauthorizedpa_.
Beingex_sedtodirectairflowforanextended period of time could b,eh_atdous 'toyour hea_t:h._Do not
expose occupants, peG, or p_antsto direct airflow 'forextended periods of time
Dueto the _ssibi_ity of oxygen ,deficiency,ventilate the room when used together with stoves or other
Do not usethis airconditioner for nomspecified sp_iai purposes (e9. presewing precisiol_devices,
food_pets_pl&qts and a_ obiec_s), Usage in such a manner could harm such prope_y,
ii_iii_iii__
Do nottouch the metal pa_s ofthe un_ when removing the fi_ter Injuries can occur when handling sharp
metal edges
:;_ Do not:use water to clean inside the air cond_ioner Exposure to water can destroy the insu_a#on,leading
to possiNe electric sh_k,
_!_ When cleaning the unit first make sure that the power and breaker are tum_ off. The fan rotates at a
very hiighspeed during operation _here is a possibility of iniury ifthe un_'s power is accidentally
triggered on while cleaning inner Ipa_sof the unit
For repair a_d maintenance, contact your authoriz_ sewice dea_er,
LP090CEM :C_ing with elec_c heat.
LP120CEM :C,_iin 9 with electric heat.
LP090HEM :Heat pump with electric heat,
LP120HEM :Heat pump w_h electric heat.
The c,ontroi_i will!ook like o_ iof the following p_tures.
_N
WARM}_ _ER
$
FAN
TEMPERATU RE CONTROL
:_LJ
Setthe Thermostat controlto Me d,esir_
temperature ms,k 5 (the mid-point is a god
sta_ing position} _fthe room temperature is not
satisfactory after a reason_le time_adjust the
controi to a cooler or warmer setting,
'_ OPERATION MODE SELECTOR
OFF Turns air cond_ioner off.
LOW FAN Low speedfan operation without cooling
HiGH FAN °High spe_ _n operation without
LOW COOL Cooling with the bw speed fan
HIGH COOL ' C_ing wi_ the high spe_ _n
LOW HEAT ' Hea_ngwi_ the/dw spe_ fan
HiGH HEAT He_ing w_hthe h gh speed _n
CAUTION
When the air conditioner has been pedormed its
_ling or heating operation and is turned off or
set to the fan position, wait at least 3 minutes
before rese_ng to Me cooling operation again.
A slight he_ odor may eome from the unit when
first switching to HEAT after Me cooling season is
over. This odor, caused by fine dust p_icles on
Me heater, will dis_pear quickly This is
harmless.
Airflowcanbe,adjustedbychangingthedirectionof:theaircon,di_oner'slouversThisc&qa_soincre_ethe
coo_ingefficiencyoftheairconditioner,
Toadiusttheairdire_on,removethefrontgdlleRemovethe4louverscrewsthatholdthelouversinplace,
F_ipthe_ouversection180°,replacetheacresandthefrontgd_le,
Louverscrews;
Removether,_,m_binetandflipthe_ouverstochangethe_r directions
, R:_emmene_ori_taion oi{ louvers
Adjust louvers to face upwards when cooling to m_imize cooling efficiency.
The ventl_ion lever is located at the lower left side offne unit,
_e ventilation lever must be in the CLOSE posiSon in order to
maintain the best _oling _nditions
When fresh air is necessary in _e room, set the ventilation iever to
the ,OPENposition,
_e damper is opened and outdoor air is drawn into the room
_is will reduce the cooling or heating efficiency
A_itional controls are available after removing the
front grille and option ,coverof co_rol box
To remove the front grille, pull out _e bosom offront
grille and then lift up.
To replace the front griile, p_acethe tabs over the _opd
the unit and push the bottom of front grille until _e clips
snap into place.
The additiona_,controlsare !coated behind the option _ver ,ofcontr,o_box The standard se_ings '_1!be in Me
OFF position. The as_horizedservice man has to check switches and ensurethe switches are in the desired
_sition.
REMOTE ON ON ,ON ON
ON
OFf':
LO©AL OFF OFF OFF OFF
5
Temper_ure Limit 3,
_i iiiii_
Temperature Limi5ng can save money by limifln9 the lowest temperature for cooiin9 and the highest temperature
for heating. The temperature limiting iscontrolled by dip switch #i -#3.
This temperature _imitin9 is not available with the Remote Wall Thermostat_
Temperature CoolingO_rat#n
Limit#1 Limi__ Limit_ Lowest Temp. Highest Temp.
OFF OFF OFF 54i°F (!2.2°C) 86°F (30.0°C) 54°F (!22°C 86°F (30.0°
,ON OFF OFF 5,8_F(13.3°,C) 86_F (30.0°C) 54_F (12.2_,C 84_F (28.9°
OFF Ob_ OFF 58°F (14.4°C) 86°F (30.0°C) 54°F (12 2°C 82°F (27.8°
ON ON OFF 60°F (15.5°C) 86°F (30.0°C) 54°F (12 2°C 80°F (26.7°
OFF OFF ON 62_F (16.6°C) 86_F (30.0°C) 54_F (122°C 78_F (25.5°
ON OFF ON 64°F (17.7°C) 86°F (30.0°0) 54°F (122°C 76°F (24.4°
OFF ON ON 66°F (!8.9°C) 86_F (30.0"C) 54_F (12 2°0 74°F (23.3o
{22 2ON ON ON 68_F (20.0oc) 86_F (30.0oc) 54_F (12 2_C 72OF o
;/
:/
;!
;/
;!
When remoteA_al switch #1 ison, it a/ow the unit to ope_te by _e control of Remote Wa/'Thermostat..
The unit:_ntrol by knobs are not available.
ii iii
i i
The energy saver switch #2 is on. This switch is set at continuous fan to provide continuous fan operation,in cool
or heat modes When the switch is off the _ntinuous fan _lows continuous circu!ation of room air and make _e
more ba!anc_ temperature of _e room. When _e s_tch is on the fan ison ,oroff wi'_ the ,compressoror with
_e iheater
When the pair _re is connected b the _nnector LOandLI the unit can be turned ON or OFF wi_ a switch
!ocated at _e Front Desk Control panel, When the front desk sw_ch is ON, the fan operate according to _e
condition of se_ing without woAing compressor and heater, When the front desk switch is OFF,the unit can
oper_e according to the setting of controls
_re, # AWG Maximum Len!_
#22
#20 900ff(270m'}
#18
#16
V_en the wires are connected, the unit will be co_rolled by a remote
wall _ermostat
The thermo_at _nn_tions supply the 24 rot AC When you instal
_e digIal f elec_onic thermostat, you must set it to the 24 Vot AC
See the installation Instruction in _is m_ual for thieRemote Wall
_ermostat.
0 L! GL GH _ W Y R C
The fo/owi;ng figures show wiring
schem_ics br heat pump and
straight cooi units with electric
W_d_t Sehematb fo_
R_me'ie H_t P_£
®
®
_AT
Wi_iag _Iematic for
o
®
L_$
_l_"f
Turnthepowe_offand unp,lugthep,owerp_g _fom cleaningtheair conditioner,
Turn the air conditioner off and remove Me p_ugfrom
the wal_outlet bebre cleaning
To c_e_q,use water and a mild detergent. Do not use
bleach or abrasives.
'Thecoils on the outdoor side of the air conditioner
should be checked regul_'y. If hey are clogged wi_
di_ or soot they may be professionally steam cleaned,
a sewice available _rough a dealer,
The air filter behind Me front grille should be checked and cleaned at:least once every 2 weeks (or as necess;a_)
to maintain optimal performance ,ofthe air _on,di'flonero
How to remove the air filter
Pu!Ithe tab slight!y to release Me filter.
_ Clean Me filter'withwarm, soapy 'water.The water
should be below 40°C (i04°F),
Rinse off and gently shake off excess water kom the
filter. Let itdry before replaceing it..
Do notoperate the unit wi'_out the filters in place.
Replacethe filter immediately when _ is tom or
damaged
When the unlitoperate,wi_out the fi_tersin place or wi_
damaged fillte_, _ reduce the cooling or hea_ng0airflow
and efficiency ofthe unit as Me indoor heat exchanger
allow dust &qd dirt.
Thisspp!i_ceshouldbeinstalledinaccor,da_nc,ewithnationalwidngregulations_is guideacts_ aguideto
helptoexplainproduc_features.
@
@
@
Use the correct waft,s,l_ve and outdoor grille
®
_is unit isdesigned to beinsta#ed inthe insulated wall
sleeve. When you repta,cethe unit into the existing sleeve,
a_lwail sleeve us_ to mount the new unit must be in good
structut_ condition _d have the outdoor gdlle that
s_ureiy _aches to the s!eeves or the flange of the sWeeve
to secure the new air condi_onero
With he LG sleeve, you can maintain the best
performance of he new air conditioner.
If you keep the existing sleeve, you run the risk of poor
perfo_ance or product failure This is not covered
under the LG warrant.
Removethe,ve_icai deflectors in the existing gdlle to
reduce condenser air recirculation hat can cause the unit
to poor cooling or heating and ,componentfailure_
Unit
Outdoor Gd_le
SCREWDR|VER(+,-), RULER, KN|FF-, HAMMER_ PENC|L_ LEVEL
SLEEVE HARDWARE
]
. Placesleeve upper on top of side panels
. Fastenthe four screws as shown below,
ASSEMBLE THE WALL SLEEVE
'i Ra._ethe sleeve side panelsto updght _si#on as
shown beiow,,
'i,_ Carefully remove shipping tape, if there is any, from
Assemble the out.or gdlle and fasten the 4 screws
as shown below.
Shipping ta_
Remove the shipping scr_ from _e ventil_:ion
®or.
Remove_e front grille by pulling it out:at the
bottom to re,ease it, _en lift it up _ong the unit
top front,
Slide the unit into_e w_l sleeve arid s_ure wi_ four
screws through the unit flange holes,
When you completed _e insta]l_ion, _e new air
cor_,ditionerunit should Ihavea rearward slope,
shown _low,
The w_l sl_ve mu_ be fastened in the wali securely
_fore insta#ing the new air _nditioner_
Reinstal_the front gdtle by hooking the top over the
u_it top, the_ pushing itin at the bosom,,
115,V~ 230V*_
Power cord may inc_u_ a currant iinterrupler
The shape may be different according to its m_,el
Use Wall Receptacle P_er Su_ly
S:ts#d_d i25V, 3-wire gto_Jnding
receptacle rat_ 15A, 125V AC
Standard 250V 3_wire grounding
receptacle rated !5A, 250V AC
Standard 250V, 3_,,wiregrounding
reoeptacie rated _A, 250V AC
Use 15 AMP. _ime
c!,e_ay fuse or 15 AMP,
ctrcu_t breaker
Use :2_@AMP time
delay fuse or 20 AMP,
circuit b_aker
DO NOT USEAN EXTENSION CORD on230, 208,
and 230/208 Volt units
A_Iwiring should be made in accordance wi_ Ioca_
electrical codes and regulations,
A_uminumhouse widn9 may pose sp_ia_ problems.
Consult a qualified ei_rician,
WARNING
Never p_h the tesl b_ton during o,_ratlon
_he_l_ this plug ,can da_ged.
This device contains, chemical, includi% lea&
known to the S_ate of California to cau_ cancer
a_ birth defecP_or other reproduotive ha_..
Wash hands after handlin 9
Do not remove m_ify or immerse this plug.
ifthis device trips, the cause it to be corrected
before further use.
The conductors inside this _rd are sdrounded by
shields, which monitor le_ka.gecu_ent,
These shieids are not g#ounded <Made i_nTower>
Periodically examine the cord for any damage. Do
not use this product in the event the shields be_me
exposed
Avoid sh_k hazard,this unit can not be user
serviced opening the tamper resistant. Sea_ed
portion ofthe unit voidsall warran_es afnd
perfo_ance claims. Thisunit not intended for use
as _n on_ff switch.
IMPORTANT (PLEASE READ
FOR THE USER_ PERSONAL SAFETY, THIS
APPLIANCE MUST BE PROPERL Y GROUNDED
The power _rd of this appliance is quipped with
a three-_ong (grounding) p,lug_Use this with a
_ndard three-slot (grounding) wall power outlet _o,
minimize Me hazard of electric sh_k. The
custo_r should have the wall receptacle and
circuit checked by a qualified electrician to make
sure the r_:eptacle is pro_r_y groun_d.
A. S_UATIIONS WHEN THE APPLIANCE WILL
BE DI_ONNECTED _CASIONALLY:
Bec_se o_ pote_ial safety hazards, we strongly
discourage the u_ of an adapter plug. However, if
you wish to use an adapter, a TEMPORARY
CONNECTION may be made. Use UL-iisted
adapter available from most iocallhardware
stores.
The _ge slot in the adapter must be aligned with
the large slot in the receptacle to assure a p,ro_r
_larirty con_ction.
DO NOT CUT OR RE_VE' THE THIRD
(GROUND) PRONG FROM THE ,POWER PLUG,
: Attaching _h,eadapter ground terminal _o the
wall receptac|e cover screwd_s not ground
the app,lian_ unle_ the _ver screw is metal,
and no_insulated, and the wall receptacJe is
grounded through the house wiring, The
cuslomet should havethe circuit checked by a
qualified el_ric|an _omake sure the r_ptacle
is pm_rly grounded.
Disconnect the _wer cord from the a_pter, using!
one hand on each. Otherwi_, the adapter ground
terminal might break DO NOT USE the appli.an_
with a broken adapter plug_
B, S_UA'TIIONS WHEN THE APPLIANCE WILL
BiEDI_O,NNE,CTED O_EN,
Do not use an adapter plug in these situations.
Unplugging the power coird frequently c_ lead to
an evemuaJ brea_ge of the ground terminal The
wa_ _wer outlet shoiu_d_ replaced by a
three=s_ot(grounding) outlet instead.
USE OF EX_NSION CORD,S,
£ecause of _tentia_ sa:fe_yhazards we strongly
discourage the u_ of an e;dension cot& However,
if yo_ wish to _se an extension cord, use a CSA
ce_ified/ULqisted 3_wire (grounding) extension
cord rated at 15A, 125V.
Before cailing for service, ple_e review the foilowi_ #st of common,problems and solutions,
The a# conditioner is operating no.ally where
You hear a pinging noise _is iscaused by water being pick_ up by the condenser on rainy days or in highly
humid conditions, This feature is designed to help remove moisture in the air and improve _oling efficiency
You hear the thermostat c_ick,This is caus÷J by the compressor cycle sta_n9 andstopping,
•iYou see water dripping from the rear o__e unit, Water may be collected in the base pan in highly humid
conditions or on rainy days, This water ove_ows and drips from the rear o_the unit,
You hear the f_q running while the compressor is silent This is a normal operationai fe_ure_
The air conditioner may _ opeta'tingabnormally when:
The air conditioner
atai/
Air conditioner
does not,c,ooi
Ice,appears on the
air _nditioner.
Make surethe plugis completely plugged into
e outiet
Check the fus_circu_ breaker box and replace
_e fuse or reset the breaker
Inthe event of a power f_lure, set _e power
control to OFF, When the power is restored,,
wait 3 minutes to restart the air conditioner to
prevent the compressor from overloading
. Make surethere are no curtains, blinds,
furni_re or other ob_acles in froR_of the air
conditioner
Turn_e knob to a higher ee_ing, The highest
setfJngprovides maximum cooling
Clean the fitter at least eve_ 2 weeks, Refer to
_e _C;areand Maintenance' section of the
manual
After_e _r conditioner isturned on, you need
to give the air _ndi_oner some time to coo_the
tOO m,
Check for open furnace floor residers and co{d
air returns
CLOSE _e air _nditioner vent
See Ice appears on the air conditioner below
. Ice mayblock theairflow andoL_ruct theair
co_itioner from _operly coolingthe room Set
t_ _anat HIGHwhile _ing the TEMPERATURE
CONTROLat 1or2 u_il the ice meltso
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LG LP090CEM Owner's manual

Type
Owner's manual
This manual is also suitable for

LG LP090CEM is a smart air conditioner that offers a wide range of features to keep you comfortable all year round. With its powerful cooling and heating capabilities, you can easily adjust the temperature of your room to your desired level. The unit also features an energy-saving mode that helps you save money on your energy bills. Additionally, the LG LP090CEM comes with a remote control for easy operation.

Ask a question and I''ll find the answer in the document

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