Hitachi RPC-2.0FSR - Page 10

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A10762300A-rev.1
RISK OF EXPLOSION
Thecompressormustbestoppedbeforeremovingtherefrigerantpipes.
Allservicevalvesmustbefullyclosedafterpumpingdownoperation.
● Makesurethatunitinstallationandrefrigerantpipinginstallationcomplywithapplicablelegislationin
eachcountry.Also,inEurope,EN378mustbecomplied,asitistheapplicablestandard.
● Pleasereadthemanualcarefullybeforestartingtoworkontheinstallationoftheheatpumpair
conditionersystem.Failuretoobservetheinstructionsforinstallation,useandoperationdescribedinthis
documentationmayresultinoperatingfailureincludingpotentiallyseriousfaults,oreventhedestruction
oftheheatpumpairconditionersystem.
● Verifythatalltheinformationrequiredforthecorrectinstallationofthesystemiscorrectaccordingtothe
manualsbundledwithoutdoorandindoorunits.
Contactyourdistributorifitisnotthecase.
Additional safety information for R32 refrigerant air conditioner and heat pump according
to IEC 60335-2-40: 2018.
Explanationofsymbolsdisplayedontheindoorunitoroutdoorunit.
WARNING
Thissymbolshowsthatthisequipmentusesa
ammablerefrigerant(A2L).
Iftherefrigerantisleaked,togetherwithanexternal
ignitionsource,thereisapossibilityofignition.
CAUTION
ThissymbolshowsthattheOperationManualshould
bereadcarefully.
CAUTION
Thissymbolshowsthataservicepersonnelshould
behandlingthisequipmentwithreferencetothe
InstallationManual.
CAUTION
Thissymbolshowsthatthereisinformationincludedin
theOperationManualand/orInstallationManual.
NOTE
● Ifabnormality(burntodor,etc.)occurs,stoptheoperationandturnOFFthemainpowersource
immediately.Ifnot,itmaycausebreakageoftheproduct,anelectricshockorare.
Contactyourdistributororcontractor.
● Donotoperatetheindoorunitwithouttheelectricalboxcoverandtheairinletgrille.Itisunusually
dangerousthattheindoorfanandelectricalpartsareexposed.Inaddition,itmaycauseanelectricshock
duetotouchtheelectricalparts.
● Whentheairconditionerisnecessarytoberepairedorrelocated,contactyourdistributororcontractor.
Iftherepairandtheinstallationarenotcompleted,itmaycauseanelectricshockorare.
● Donotperformtheinstallationwork,therefrigerantpipingwork,thedrainpump,thedrainpipingand
electricalwiringconnectionwithouttuningOFFthemainpowersource.
Itmaycauseanelectricshockorinjury.
● Performthemaintenanceworkwithstablefooting.Ifnot,itmaycausefallingorinjury.
● Donotspraywaterordetergenttotheindoorunitwhenperformingthemaintenancework.
Itmaycauseanelectricshockorarebyelectricalshort-circuit.
● Protectsecurelytheelectricalpartsandconnectorsnottosplashwaterwhenperformingthemaintenance
work.Itnot,Itmaycauseanelectricshockorarebyelectricalshort-circuit.
● Theinsidepipingchargedrefrigerantishighpressure.Performsecurelytherefrigerantpipingworkbythe
authorizedinstaller.Ifnot,itmaycauseaseriousaccident.