SPLIT-TYPE AIR CONDITIONERS
INDOOR UNIT
MSY-GN50VF MSY-GN60VF MSY-GN71VF MSY-GN80VF
English
OPERATING INSTRUCTIONS
For user
• To use this unit correctly and safely, be sure to read these operating
instructionsbeforeuse.
En-1
●OPERATINGINSTRUCTIONS●
S
AFETY PRECAUTIONS
C
ONTENTS
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• Sincerotatingpartsandpartswhichcouldcauseanelectricshockareused
inthisproduct,besuretoreadthese“SafetyPrecautions”beforeuse.
• Sincethecautionaryitemsshownhereareimportantforsafety,besureto
observethem.
• Afterreadingthismanual,keepittogetherwiththeinstallationmanualina
handyplaceforeasyreference.
• Besuretoreceive aguarantee cardfromyourdealer andcheck thatthe
purchaseddateandshopname,etc.areenteredcorrectly.
Incorrect handlingcould cause serious hazard, such as
death,seriousinjury,etc.withahighprobability.
Incorrecthandlingcouldcauseserioushazarddepending
ontheconditions.
: Besurenottodo.
: Besuretofollowtheinstruction.
: Neverinsertyourfingerorstick,etc.
Neverstepontotheindoor/outdoorunitanddonotputanythingonthem.
: Dangerofelectricshock.Becareful.
Besuretodisconnectthepowersupplyplugfromthepoweroutlet.
: Besuretoshutoffthepower.
: Riskoffire.
• Thismaycauseoverheating,fire,orelectricshock.
• Adirtyplugmaycausefireorelectricshock.
• Thismaycausefireorelectricshock.
• Thismaycreatesparks,whichcancausefire.
•
AftertheindoorunitisswitchedOFFwiththeremotecontroller,
makesuretoturnthebreakerOFFordisconnectthepowerplug.
• Thiscouldbedetrimentaltoyourhealth.
• Animproperly handled airconditionermay causefire,electric
shock,injury,orwaterleakage,etc.Consultyourdealer.
• Ifthepowersupplycordisdamaged,itmustbereplacedbythe
manufactureroritsserviceagentinordertoavoidahazard.
that no substance other than the specified refrigerant (R32)
• Anypresenceofforeignsubstancesuchasaircancauseabnor-
malpressureriseandmayresultinexplosionorinjury.
• Theuseofanyrefrigerantotherthanthatspecifiedforthesystem
willcausemechanicalfailure,systemmalfunction,orunitbreak-
down.Intheworstcase,thiscouldleadtoaseriousimpediment
tosecuringproductsafety.
Thisapplianceisnotintendedforusebypersons(including
children)withreducedphysical,sensoryormentalcapabilities,
Donotinsertyourfinger,astick,orotherobjectsintotheair
• Thismaycauseinjury,sincethefaninsiderotatesathighspeeds
duringoperation.
Incaseof anabnormalcondition(suchasaburningsmell),
• Acontinuedoperationintheabnormalstatemaycauseamalfunc-
tion,fire,orelectricshock.Inthiscase,consultyourdealer.
(Riskoffire)
Thisunitusesaflammablerefrigerant.
Ifrefrigerantleaksandcomesincontactwithfireorheatingpart,itwillcreateharmfulgasandthereisriskoffire.
ReadtheOPERATINGINSTRUCTIONScarefullybeforeoperation.
ServicepersonnelarerequiredtocarefullyreadtheOPERATINGINSTRUCTIONSandINSTALLATIONMANUALbeforeoperation.
FurtherinformationisavailableintheOPERATINGINSTRUCTIONS,INSTALLATIONMANUAL,andthelike.
Meanings of symbols displayed on indoor unit and/or outdoor unit
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S
AFETY PRECAUTIONS
Do not touch the airinlet orthe aluminum fins ofthe indoor/
• Thismaycauseinjury.
Donotuseinsecticidesorflammablespraysontheunit.
• Thismaycauseafireordeformationoftheunit.
Donotexposepetsorhouseplantstodirectairflow.
• Thismaycauseinjurytothepetsorplants.
• Watermaydripdownfromtheunit,whichmaycausedamageor
malfunction.
• Theunitmayfallandcauseinjury.
• Thismaycauseinjuryifyoufalldown.
• This may causea portion ofthe corewire to break, which may
causeoverheatingorfire.
themintoafire.
• Thismaycausethebatteriestoleak,orcauseafireorexplosion.
(80%RHormore)and/orwithwindowsoroutsidedoorleftopen.
• Thismaycausethewatercondensationintheairconditioner,which
maydripdown,wettingordamagingthefurniture.
• Thewater condensationin theairconditionermay contributeto
growthoffungi,suchasmold.
• Thismaycausedeteriorationofquality,orharmtoanimals and
plants.
Donotexposecombustionappliancestodirectairflow.
• Thismaycauseincompletecombustion.
• Batteryingestionmaycausechokingand/orpoisoning.
• Thismaycauseinjury,sincethefaninsiderotatesathighspeeds
duringoperation.
• Theunitmayaccumulatedirt,whichmaycauseoverheatingorfire.
• It should not be installedby the user since installation requires
specializedknowledgeandskills.Animproperlyinstalledaircon-
ditionermaycausewaterleakage,fire,orelectricshock.
• Anon-dedicatedpowersupplymaycauseoverheatingorfire.
Donotinstalltheunitwhereflammablegascouldleak.
• Ifgasleaksandaccumulatesaroundtheoutdoorunit,itmaycause
anexplosion.
• Donotconnecttheearthwiretoagaspipe,waterpipe,lightning
rod,oratelephoneearthwire.Improperearthingmaycauseelectric
shock.
locationoftheairconditioner(suchashighlyhumidareas).
• Ifanearthleakagebreakerisnotinstalled,itmaycauseelectric
shock.
• Ifthe drainpassageis improper,water maydrip downfromthe
indoor/outdoorunit,wettinganddamagingthefurniture.
Immediatelystopoperatingtheairconditionerandconsultyourdealer.
• Usinganoldbatterytogetherwithanewonemaycauseoverheat-
ing,leakage,orexplosion.
Ifthebatteryfluidcomesincontactwithyour skinorclothes,
• Ifthe batteryfluid comes in contact with youreyes,wash them
thoroughlywithcleanwaterandimmediatelyseekmedicalattention.
• Inadequateventilationmaycauseoxygenstarvation.
• Theunitmaybedamagediflightningstrikes.
• Dirtordustintheunitmaycreateanunpleasantodor,contribute
togrowthoffungi,suchasmold,orclogthedrainpassage,and
causewatertoleakfromtheindoorunit.Consultyourdealerfor
inspectionandmaintenance,whichrequirespecializedknowledge
andskills.
• Thismaycauseelectricshock.
containswater,suchasaflowervase,onit.
• Thismaycausefireorelectricshock.
• Thismaycauseinjuryifyouortheobjectfallsdown.
For installation
Dirtyfilterscause condensation in the air conditionerwhichwill contribute
filtersevery2weeks.
• The refrigerant used in the air conditioneris not harmful.
Normally,itdoesnotleak.However,ifrefrigerantleaksand
comesincontactwithfireorheatingpartofsuchafanheater,
keroseneheater,orcookingstove,itwillcreateharmfulgas
andthereisriskoffire.
• Unsuitabledetergentmaycausedamagetoplasticmaterial
inside the unit,which may result inwater leakage.Should
detergentcomeincontactwithelectricalpartsorthemotor,it
willresultinamalfunction,smoke,orfire.
• Theapplianceshallbestoredinaroomwithoutcontinuously
operatingignitionsources(forexample:openflames,anop-
eratinggasapplianceoranoperatingelectricheater).
• Beawarethatrefrigerantsmaynotcontainanodour.
• Donotusemeanstoacceleratethedefrostingprocessorto
cleantheappliance,other thanthoserecommendedbythe
manufacturer.
• Donotpierceorburn.
Theunitmustbeinstalledinroomswhichexceedthefloor
spacespecifiedbelow.
•GN50:1.7m²
•GN60:2.5m²
•GN71/80:3.9m²
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●OPERATINGINSTRUCTIONS●
Operationindicatorlamp
Airinlet(backandside)
Refrigerantpiping
Drainagehose
Airoutlet
Drainoutlet
Outdoor unit
N
AME OF EACH PART
Indoor unit
<GN71/80>
Remote controller
Outdoorunitsmaybedifferentinappearance.
Remote controller holder
Signaltransmitting
section
Distanceofsignal:
About6m
Beep(s)is(are)heardfrom
theindoorunitwhenthe
signalisreceived.
Operation
displaysection
(stop/operate)button
Temperature
buttons
Page5
Operation
selectbutton
Page5
button
Page8
FANspeedcontrol
button
Page6
LONGbutton
Page7
WIDEVANEcontrol
button
Page6
VANEcontrolbutton
Page6
TIME,TIMERsetbuttons
Page4,8
Increasetime
Decreasetime
CLOCKbutton
Page4
RESETbutton
Page4
Lid
Slidetheliddowntoopen
theremotecontroller.Slide
itdownfurthertogettothe
weeklytimerbuttons.
• Installtheremote
controllerholderina
placewherethesignal
canbereceivedbythe
indoorunit.
• Whentheremote
controllerisnotused,
placeitinthisholder.
Onlyusetheremotecontrollerprovided
withtheunit.
Donotuseotherremotecontrollers.
Iftwoormoreindoorunitsareinstalled
inproximitytooneanother,anindoor
unitthatisnotintendedtobeoperated
mayrespondtotheremotecontroller.
i-savebutton
Page7
setbuttons
Page9
Horizontalvane
Airoutlet
Airinlet
Heatexchanger
Frontpanel
Display section
Emergency
operationswitch
Page5
Batteryreplacement
indicator
Page4
button
Page7
Aircleaningfilter
(Anti-AllergyEn-
zymeFilter,option)
Airfilter
(Nanoplati-
numfilter)
Remotecontrol
receivingsection
Operationindicatorlamp
Remotecontrolreceivingsection
Emergencyoperationswitch
Page5
Horizontalvane
Airoutlet
Airfilter
(Nanoplatinumfilter)
Airinlet
Heatexchanger
Frontpanel
Aircleaningfilter
(ElectrostaticAnti-
AllergyEnzymeFilter,
option)
Display section
<GN50/60>
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• PressCLOCKgentlyusingathininstrument.
•Makesurethepolarityofthebatteriesiscorrect.
•Donotusemanganesebatteriesandleakingbatteries.Theremotecontroller
couldmalfunction.
•Donotuserechargeablebatteries.
•Thebatteryreplacementindicatorlightsupwhenthebatteryisrunninglow.
In about 7 days after the indicator startslights up,the remote controller
stopsworking.
•Replaceallbatterieswithnewonesofthesametype.
• Batteries can be used forapproximately 1year. However, batteries with
expiredshelfliveslastshorter.
• Press RESET gently using a thin instrument. Ifthe RESET button is not
pressed,theremotecontrollermaynotoperatecorrectly.
Beforeoperation: Insertthe powersupply plug intothepower outletand/or
turnthebreakeron.
Installing the remote controller batteries
P
REPARATION BEFORE OPERATION
1.
Removethefrontlid.
2.
Insertthenegative
poleofAAAalkaline
batteriesfirst.
3.
Installthefrontlid.
4.
PressRESET.
Setting current time
1.
PressCLOCK.
4.
PressCLOCKagain.
2.
PresseithertheTIMEbutton
ortheTIMERbuttonstoset
thetime.
Eachpressincreases/de-
creasesthetimeby1minute
(10minuteswhenpressed
longer).
3.
PresstheDAYbutton
tosettheday.
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●OPERATINGINSTRUCTIONS●
I FEEL mode
Theunit selectsthe operationmode according to the room temperature
whenIFEELisselected.Whentheroomtemperatureishigherthan25°C,
COOLisselected(settemperature:24°C).Whentheroomtemperatureis
lowerthan25°C,DRYisselected.However,whenoperationisstoppedand
thenstartedwithin2hours,themodewhichhasbeenselectedpreviously
isoperated.
DuringCOOLoperation,thesettemperaturemaynotbechangedwhen
theroomtemperatureismorethan2°Chigherthanthesettemperature.
Inthiscase,pleasewaituntiltheroomtemperaturedropstowithin2°Cof
thesettemperature.
COOL mode
Enjoycoolairatyourdesiredtemperature.
DRY mode
Dehumidifyyourroom.Theroommaybecooledslightly.
TemperaturecannotbesetduringDRYmode.
FAN mode
Circulatetheairinyourroom.
After COOL/DRY modeoperation, it isrecommended to operate in the
FANmodetodryinsidetheindoorunit.
Emergency operation
When the remote controller cannot be used...
Emergency operationcanbe activated by pressing the emergency operation
switch(E.O.SW)ontheindoorunit.
EachtimetheE.O.SWispressed,theoperationchangesin
thefollowingorder:
1
Press tostarttheoperation.
2
Press toselectoperationmode.Eachpress
changesmodeinthefollowingorder:
3
Press or tosetthetemperature.
Eachpressraisesorlowersthetemperatureby1°C.
Press tostoptheoperation.
• Thesamesettingisselectedthenexttimebysimplypressing .
Auto restart function
Ifapowerfailureoccursorthemainpoweristurnedoffduringoperation,“Auto
restart function”automatically starts operation in the same mode as the one
setwiththeremotecontrollerjustbeforetheshutoffofthemainpower.When
timerisset,timersettingiscancelledandtheunitstartsoperationwhenpower
isresumed.
S
ELECTING OPERATION MODES
Operation indicator lamp
Theoperationindicatorlampshowstheoperationstateoftheunit.
Indication Operationstate Roomtemperature
Theunitisoperatingtoreachtheset
temperature
About2°Cormore
awayfromsettem-
perature
Theroomtemperatureisapproach-
ingthesettemperature
About1to2°Cfrom
settemperature
Lit Notlit
Settemperature:24°C
Fanspeed:Medium
Horizontalvane:Auto
EmergencyCOOL
Stop
Thefirst30minutesofoperationistestrun.Temperature
controldoesnotwork,andfanspeedissettoHigh.
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F
AN SPEED AND AIRFLOW DIRECTION ADJUSTMENT
Press toselectfanspeed.Eachpresschanges
fanspeedinthefollowingorder:
•TwoshortbeepsareheardfromtheindoorunitwhensettoAUTO.
•Usehigherfanspeedtocooltheroomquicker.Itisrecommendedto
lowerthefanspeedoncetheroomiscool.
•Uselowerfanspeedforquietoperation.
Press toselectairflowdirection.Eachpress
changesairflowdirectioninthefollowingorder:
• TwoshortbeepsareheardfromtheindoorunitwhensettoAUTO.
<GN50/60>
Press toselecthorizontalairflowdirection.Each
presschangesairflowdirectioninthefollowingorder:
<GN71/80>
Press toselecthorizontalairflowdirection.Each
presschangesairflowdirectioninthefollowingorder:
(AUTO) (Quiet) (Low) (Med.) (High) (SuperHigh)
Airflow direction
.........Thevaneissettothemostefficientairflowdirection.:horizontal
position.
(Manual).......For efficient air conditioning, select the upper positionfor
COOL/DRY,andthelowerpositionforFAN.Ifthelowerposi-
tion is selected duringCOOL/DRY,the vane automatically
movestotheupwardpositionafter0.5to1hourtoprevent
anycondensationfromdripping.
(Swing).........Thevanemovesupanddownintermittently.
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●OPERATINGINSTRUCTIONS●
I-
SAVE OPERATION
1
Press duringCOOLorECONOCOOLmodeto
selecti-savemode.
2
Setthetemperature,fanspeed,andairflowdirection.
• The same setting isselected fromthenext timeby simply pressing
.
• Onegroupofsettingcanbesaved.
• Select the appropriate temperature, fan speed,and airflow direction
accordingtoyourroom.
Press againtocanceli-saveoperation.
• i-save operation is also cancelled when the MODE or POWERFUL
buttonispressed.
•Asimplifiedsetbackfunctionenablestorecallthepreferred(preset)setting
withasinglepushofthe button.Pressthebuttonagainandyoucango
backtotheprevioussettinginaninstance.
•i-saveoperationcannotbesetontheweeklytimer.
Exampleofuse:
1.Lowenergymode
Setthetemperature2°Cto3°CwarmerinCOOLmode.Thissettingissuit-
ableforunoccupiedroom,andwhileyouaresleeping.
2.Savingfrequentlyusedsettings
SaveyourpreferredsettingforCOOL/ECONOCOOL.Thisenablesyouto
selectyourpreferredsettingwithasinglepushofthebutton.
L
ONG OPERATION
Press tostartLONGoperation.
• Fanspeedincreasesandthehorizontalvanemovestothepositionfor
LONGmode.
• Airreachestolongerdistance.
Press againtocancelLONGoperation.
• LONG operationis cancelled when the OFF/ON,VANE,or ECONO
COOLbuttonispressed.
Press duringCOOLmodepage5tostart
POWERFULoperation.
Fanspeed : ExclusivespeedforPOWERFULmode
Horizontalvane : Set position, or downward airflow position during
AUTOsetting
• TemperaturecannotbesetduringPOWERFULoperation.
Press againtocancelPOWERFULoperation.
• POWERFUL operation is also cancelled automatically in 15 min-
utes,orwhentheOFF/ON,FAN,ECONOCOOL,ori-savebuttonis
pressed.
P
OWERFUL OPERATION
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E
CONO COOL OPERATION
Press duringCOOLmodepage5tostart
ECONOCOOLoperation.
Theunitperformsswingoperationverticallyinvariouscyclesaccordingtothe
temperatureofairflow.
Press againtocancelECONOCOOLoperation.
• ECONO COOL operation is cancelled when the VANE, LONG, or
POWERFULbuttonispressed.
Swingairflow(changeofairflow)makesyoufeelcoolerthanstationaryairflow.
Thesettemperatureandtheairflowdirectionareautomaticallychangedbythe
microprocessor.Itispossibletoperformcoolingoperationwithkeepingcomfort.
Asaresultenergycanbesaved.
1
Press or duringoperationtosetthetimer.
(ONtimer): TheunitturnsONatthesettime.
(OFFtimer): TheunitturnsOFFatthesettime.
Page4
2
Press (Increase)and (Decrease)tosetthe
timeoftimer.
Eachpressincreasesordecreasesthesettimeby10minutes.
• Setthetimerwhile or isblinking.
3
Press or againtocanceltimer.
• ONandOFFtimerscanbesettogether. markindicatestheorderoftimer
operations.
• IfpowerfailureoccurswhileON/OFFtimerisset,seepage5“Autorestart
function”.
T
IMER OPERATION (ON/OFF TIMER)
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●OPERATINGINSTRUCTIONS●
W
EEKLY TIMER OPERATION
• Amaximumof4ONorOFFtimerscanbesetforindividualdaysoftheweek.
• Amaximumof28ONorOFFtimerscanbesetforaweek.
Setting the weekly timer
* Makesurethatthecurrenttimeanddayaresetcorrectly.
1
Press toentertheweeklytimersettingmode.
2
Press and toselectsettingdayandnumber
.
3
Press , ,and tosetON/OFF,time,and
temperature.
E.g.: [ON],[6:00]
and[24°C]are
selected.
Pressing
selectsON/OFFtimer.
Pressing
deletestimersetting.
Pressing
adjuststhetime.
Pressing
adjuststhe
temperature.
Press and tocontinuesettingthetimerfor
otherdaysand/ornumbers.
4
Press tocompleteandtransmittheweeklytimersetting.
• Press totransmitthesettinginformationofweeklytimertotheindoor
unit.Pointtheremotecontrollertowardtheindoorunitfor3seconds.
• Whensettingthetimerformore thanonedayoftheweekor onenumber,
does nothavetobepressedpereachsetting.Press once
afterallthesettingsarecomplete.Alltheweeklytimersettingswillbesaved.
• Press toenterthe weekly timer setting mode, and press andhold
for 5 secondsto erase all weekly timer settings. Point the remote
controllertowardtheindoorunit.
5
Press toturntheweeklytimerON.( lights.)
* WhentheweeklytimerisON,thedayoftheweekwhosetimersetting
iscomplete,willlight.
ress againtoturntheweeklytimerOFF.(
goesout.)
ThesavedsettingswillnotbeclearedwhentheweeklytimeristurnedOFF.
Checking weekly timer setting
1
Press toentertheweeklytimersettingmode.
blinks.
2
Press or toviewthesettingoftheparticular
dayornumber.
Press toexittheweeklytimersetting.
* Holddownthebuttontochangethetimequickly.
*Thetemperaturecanbesetbetween16°Cand31°Catweeklytimer.
whichwasblink-
inggoesout,andthe
currenttimewillbe
displayed.
blinks.
Thesimple ON/OFFtimersettingisavailablewhiletheweeklytimerison.In
thiscase,theON/OFFtimerhaspriorityovertheweeklytimer;theweeklytimer
operationwillstartagainafterthesimpleON/OFFtimeriscomplete.
Pressing selectsthedayof
theweektobeset.
Pressing selects
thesettingnumber.
E.g.: [MonTue...Sun]
and[1]areselected.
* Alldayscanbeselected.
Whenalldaysoftheweekareselectedtoviewthesettingsandadifferentset-
tingisincludedamongthem, willbedisplayed.
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Aircleaningfilter
(Anti-Allergy Enzyme Filter, option)
• Removedirtbyavacuumcleaner.
•
Soakthefilteranditsframeinlukewarmwaterbeforerinsingit.
•
Afterwashing,dryitwellinshade.
Installalltabsoftheairfilter.
• Replaceitwithanewaircleaningfilterfor
bestperformance.
• PartsNumber
1.Liftthefrontpaneluntila“click”isheard.
2.Hold the hinges and pull to remove as
shownintheaboveillustration.
• Wipewithasoftdryclothorrinseitwith
water.
• Donotsoakitinwaterformorethantwo
hours.
• Dryitwellinshade.
3.Install the front panel by following the
removal procedure inreverse.Close the
frontpanelsecurelyandpressthepositions
indicatedbythearrows.
C
LEANING
• Switchoffthepowersupplyorturnoffthebreakerbeforecleaning.
• Becarefulnottotouchthemetalpartswithyourhands.
• Donotusebenzine,thinner,polishingpowder,orinsecticide.
• Useonlydilutedmilddetergents.
• Donotexposepartstodirectsunlight,heat,orfiretodry.
• Donotusewaterhotterthan50°C.
• Donotuseascrubbingbrush,ahardsponge,orthelike.
• Donotsoakorrinsethehorizontalvane.
• Donotapplyexcessiveforceonthefanasitmaycausecracksorbreakage.
<GN71/80>
Front panel
<GN50/60>
Hinge
GN71/80only
Hole
Airfilter(Nanoplatinumfilter)
•
• Removedirtbyavacuumcleaner,orrinsewithwater.
• Afterwashingwithwater,dryitwellinshade.
Whatis“Nanoplatinumfilter”?
Nanoplatinumisaceramicparticlethatincludesaplatinumnanoparticle.The
particlesareincorporatedintothefiltermaterial,whichresultsinprovidingsemi-
permanentantibacterialanddeodorizingcharacteristicsforthefilter.Nanoplati-
numsurpassesthecatechin(abioflavonoidthatisfoundingreentea)inperfor-
mance.Nanoplatinumfilterusesthiscompoundnotonlytoimproveairquality
butalsotoeliminatebacteriaandviruses.Thisairfilterhasasemi-permanent
lastingeffectevenafterwashingitwithwater.
• Clean the filters regularly for best performance and to re-
• Dirtyfilterscausecondensationintheairconditionerwhich
will contribute to the growth of fungi such as mold. It is
thereforerecommendedtocleanairfiltersevery2weeks.
Pulltoremovefrom
theairfilter
En-11
●OPERATINGINSTRUCTIONS●
W
HEN YOU THINK THAT TROUBLE HAS OCCURRED
Theunitcannotbeoperated. • Isthebreakerturnedon?
• Isthepowersupplyplugconnected?
• IstheONtimerset?Page8
Thehorizontalvanedoesnot
move.
• Arethe horizontalvane and thevertical vane
installedcorrectly?
• Isthefanguarddeformed?
Theunitcannotbeoperatedfor
about3minuteswhenrestarted.
• Thisprotectstheunitaccordingtoinstructions
fromthemicroprocessor.Pleasewait.
Mistisdischargedfromtheair
outletoftheindoorunit.
• Thecoolairfromtheunitrapidlycoolsmoisture
intheairinsidetheroom,anditturnsintomist.
Theswingoperationofthe
HORIZONTALVANEis
suspendedforawhile,then
restarted.
• ThisisfortheswingoperationoftheHORIZON-
TALVANEtobeperformednormally.
Theairflowdirectionchanges
duringoperation.
Thedirectionofthehorizontal
vanecannotbeadjustedwith
theremotecontroller.
• When the unitis operatedin COOL or DRY
mode,iftheoperationcontinueswithairblowing
downfor0.5to1hour,thedirectionoftheair
flowisautomaticallysettoupwardpositionto
preventwaterfromcondensinganddripping.
Theunitstartsoperationby
itselfwhenthemainpoweris
turnedon,thoughitisn’toper-
atedwiththeremotecontroller.
• These models are equipped with an auto
restart function. When the main power is
turned off without stopping the unitwith the
remote controller and is turned on again, the
unitstartsoperationautomaticallyinthesame
modeas theonesetwiththe remotecontrol-
lerjustbefore the shutoff of the main power.
Referto“Autorestartfunction”.Page5
The indoor unit discolors over
time.
• Althoughplasticturnsyellowduetotheinfluence
of some factors such as ultraviolet light and
temperature,thishasnoeffectontheproduct
functions.
Thefanoftheoutdoorunit
doesnotrotateeventhoughthe
compressorisrunning.Evenif
thefanstartstorotate,itstops
soon.
• When theoutside temperature is low during
coolingoperation,thefanoperatesintermittently
tomaintainsufficientcoolingcapacity.
Waterleaksfromtheoutdoor
unit.
• DuringCOOLandDRYoperations,pipeorpipe
connectingsectionsarecooledandthiscauses
watertocondense.
Thedisplayontheremote
controllerdoesnotappearorit
isdim.Theindoorunitdoesnot
respondtotheremotecontrol
signal.
• Arethebatteriesexhausted?Page4
• Is thepolarity (+, -) of thebatteries correct?
Page4
• Areanybuttonsontheremotecontrollerofother
electricappliancesbeingpressed?
Theroomcannotbecooled
sufficiently.
• Is the tem perature settin g appropriat e?
Page5
• Isthefansettingappropriate?Pleasechange
fanspeedtoHighorSuperHigh.
Page6
• Arethefiltersclean?Page10
• Isthefanorheatexchangeroftheindoorunit
clean?Page10
• Arethereanyobstaclesblockingtheairinletor
outletoftheindoororoutdoorunit?
• Isawindowordooropen?
• Whenaventilationfanoragascookerisused
inaroom,thecoolingloadincreases,resulting
inaninsufficientcoolingeffect.
• Whentheoutsidetemperatureishigh,thecooling
effectmaynotbesufficient.
• Itmay take a certaintimetoreach the setting
temperatureormaynotreachthatdependingon
thesizeoftheroom,theambienttemperature,
andthelike.
Airflow
Theairfromtheindoorunit
smellsstrange.
• Arethefiltersclean?Page10
• Isthefanorheatexchangeroftheindoorunit
clean?Page10
• The unit may suck in an odor adhering to the
wall,carpet,furniture,cloth,etc.andblowitout
withtheair.
Crackingsoundisheard. • Thissoundisgeneratedbytheexpansion/con-
tractionofthefrontpanel,etc.duetochangein
temperature.
“Burbling”soundisheard. • This sound is heard whenthe outside air is
absorbedfromthedrainhosebyturningonthe
rangehoodortheventilationfan,makingwater
flowinginthedrainhosetospoutout.
Thissoundis also heardwhenthe outside air
blows into the drainhose in case the outside
windisstrong.
Mechanicalsoundisheard
fromtheindoorunit.
• Thisistheswitchingsoundinturningon/offthe
fanorthecompressor.
Thesoundofwaterflowingis
heard.
• This is thesound of refrigerant or condensed
waterflowingintheunit.
Hissingsoundissometimes
heard.
• This is thesound when the flow of refrigerant
insidetheunitisswitched.
Weeklytimerdoesnotoperate
accordingtosettings.
• IstheON/OFFtimerset?Page8,9
• Transmit the setting informationofthe weekly
timer tothe indoorunitagain. Whentheinfor-
mationissuccessfullyreceived,alongbeepwill
soundfromtheindoorunit.Ifinformationfailsto
bereceived,3shortbeepswillbeheard.Ensure
informationissuccessfullyreceived.Page9
• Whenapowerfailureoccursandthemainpower
turns off, the indoor unitbuilt-in clock willbe
incorrect.Asaresult,theweeklytimermaynot
worknormally.
Be sure to place the remote controller where
the signal can be received by the indoor unit.
Page3
Theunitstarts/stopstheopera-
tionbyitself.
• Istheweeklytimerset?Page9
• Whenwaterleaksordripsfromtheindoorunit.
• Whentheupperoperationindicatorlampblinks.Exceptforwhenthelampof
amultiunitblinkswhiletheunitisonstandby.
• Whenthebreakertripsfrequently.
• TheremotecontrolsignalisnotreceivedinaroomwhereanelectronicON/
OFFtypefluorescentlamp(inverter-typefluorescentlamp,etc.)isused.
• OperationoftheairconditionerinterfereswithradioorTVreception.Anampli-
fiermayberequiredfortheaffecteddevice.
• Whenanabnormalsoundisheard.
• Whenanyrefrigerantleakageisfound.
En-12
Installation place
• Wherethereismuchmachineoil.
• Saltyplacessuchastheseaside.
• Wheresulfidegasisgeneratedsuchashotspring,sewage,wastewater.
• Whereoilissplashedorwheretheareaisfilledwithoilysmoke(suchascook-
ingareasandfactories,inwhichthepropertiesofplasticcouldbechanged
anddamaged).
• Wherethereishigh-frequencyorwirelessequipment.
• Wheretheairfromtheoutdoorunitairoutletisblocked.
• Wheretheoperationsoundorairfromtheoutdoorunitbothersthehousenext
door.
• Themountingheightofindoorunit1.8mto2.3mis recommended.Ifitis
impossible,pleaseconsultyourdealer.
• Donotoperatetheairconditionerduringinteriorconstructionandfinishing
work,orwhilewaxingthefloor.Beforeoperatingtheairconditioner,ventilate
theroomwellaftersuchworkisperformed.Otherwise,itmaycausevolatile
elementstoadhereinsidetheairconditioner,resultinginwaterleakageor
scatteringofdew.
Electrical work
• Provideanexclusivecircuitforthepowersupplyoftheairconditioner.
• Besuretoobservethebreakercapacity.
I
NSTALLATION PLACE AND
ELECTRICAL WORK
S
PECIFICATIONS
1
OperatebyCOOLmodewiththehighesttemperature
setorFANmodefor3to4hours.Page5
• Thisdriestheinsideoftheunit.
• Moistureintheairconditionercontributestogrowthoffungi,suchas
mold.
2
Press tostoptheoperation.
3
Turnoffthebreakerand/ordisconnectthepowersup-
plyplug.
4
Removeallbatteriesfromtheremotecontroller.
When using the air conditioner again:
1
Cleantheairfilter.Page10
2
Checkthattheairinletandoutletoftheindoorand
outdoorunitsarenotblocked.
3
Checkthattheearthisconnectedcorrectly.
4
Refertothe“PREPARATIONBEFOREOPERATION”,
andfollowtheinstructions.Page4
W
HEN THE AIR CONDITIONER IS NOT
GOING TO BE USED FOR A LONG TIME
Topreventtheeffects
ofafluorescentlamp,
keepasfarapartas
possible.
wall,etc.
Inverter-type
fluorescentlamp
Keepaspace
toprevent
thepicture
distortionor
thenoise.
1m
or
more
Radio
100mmor
more
Cordless
phoneor
Portable
phone
3mormore
1mor
more
Theinstallation locationof the outdoor
unit shouldbe atleast3 mawayfrom
theantennasforTVsets,radios,etc.In
areaswherethereceptionisweak,pro-
videgreaterspacebetweentheoutdoor
unit and the antenna of the affected
deviceifoperationoftheairconditioner
interfereswithradioorTVreception.
(GN50,60/GN71,80)
200/500mmormore
Fortheoptimumef-
ficiencyandtoextend
thelifetimeofusing,
theoutdoorunit
shouldbeinstalledin
awell-ventilateddry
place.
Cooling
Upperlimit
32°CDB
23°CWB
46°CDB
Lowerlimit
21°CDB
15°CWB
21°CDB
DB :DryBulb
WB:WetBulb
HEADOFFICE:TOKYOBUILDING,2-7-3,MARUNOUCHI,CHIYODA-KU,TOKYO100-8310,JAPAN
JG79Y271H02
