3
AC1234-6 Rev. C
Safety Precautions
ALLOW ONLY QUALIFIED PERSONNEL TO OPERATE THE MACHINE. Beforeoperatingthemachine,
readandfollowtheinstructionsandwarningsinthismanual.Theoperatormustbefamiliarwithair
conditioningandrefrigerationsystems,refrigerants,andthedangersofpressurizedcomponents.Ifthe
operatorcannotreadthismanual,operatinginstructionsandsafetyprecautionsmustbereadanddiscussed
intheoperator’snativelanguage.
USE THE MACHINE AS OUTLINED IN THIS MANUAL.Usingthemachineinamannerforwhichitwas
notdesignedwillcompromisethemachineandnullifytheprotectionsprovided.
PRESSURIZED TANK CONTAINS LIQUID REFRIGERANT.Donotoverlltheinternalstoragevessel(ISV),
becauseoverllingmaycauseexplosionresultinginpersonalinjuryordeath.Donotrecoverrefrigerants
intononrellablecontainers;useonlytype-approvedrellablecontainersthathavepressurereliefvalves.
HOSES MAY CONTAIN LIQUID REFRIGERANT UNDER PRESSURE. Contactwithrefrigerantmay
causepersonalinjury,includingblindnessandfrozenskin.Wearprotectiveequipment,including
gogglesandgloves.Disconnecthosesusingextremecaution.Ensurethephasehasbeencompleted
beforedisconnectingthemachinetopreventthereleaseofrefrigerationtotheatmosphere.
AVOID BREATHING A/C REFRIGERANT AND LUBRICANT VAPOR OR MIST.Exposuremayirritateeyes,
nose,andthroat.ToremoverefrigerantfromtheA/Csystem,useonlyequipmentcertiedforthetypeof
refrigerantbeingremoved.Usetheunitinlocationswithmechanicalventilationthatprovidesatleastfourair
changesperhour.Ifaccidentalsystemdischargeoccurs,ventilatetheworkareabeforeresumingservice.
DO NOT DISPERSE REFRIGERANT INTO THE ENVIRONMENT.Suchaprecautionisnecessarytoprevent
thepossiblepresenceofrefrigerantintheworkingenvironment.
TO REDUCE THE RISK OF FIRE,donotusethemachineinthevicinityofspilledoropencontainersof
gasolineorotherammablesubstances.
TO REDUCE THE RISK OF FIRE, donotuseanextensioncord. Anextensioncordmayoverheatandcause
re.Ifyoumustuseanextensioncord,usetheshortestpossiblecordwithaminimumsizeof14AWG.
TO REDUCE THE RISK OF FIRE,donotusethemachineinthevicinityofamesandhotsurfaces.
Refrigerantcandecomposeathightemperaturesandcanfreetoxicsubstancestotheenvironmentwhich
canbenoxioustotheuser.
TO REDUCE THE RISK OF FIRE,donotusethemachineinenvironmentscontainingexplosivegasesor
vapors.
TO REDUCE THE RISK OF FIRE,protectthemachinefromconditionsthatmaycauseelectricalfailureor
otherhazardsrelatingtoambientinteraction.
CAUTION—DO NOT PRESSURE TEST OR LEAK TEST EQUIPMENT AND / OR VEHICLE AIR CON-
DITIONING SYSTEMS WITH COMPRESSED AIR.Somemixturesofairandrefrigeranthavebeenshown
tobecombustibleatelevatedpressures.Thesemixtures,ifignited,maycauseinjuryorpropertydamage.
HIGH VOLTAGE ELECTRICITY INSIDE THE MACHINE HAS A RISK OF ELECTRICAL SHOCK. Exposure
maycausepersonalinjury.Disconnectpowerbeforeservicingthemachine.
NEVER LEAVE THE MACHINE LIVE IF AN IMMEDIATE USE IS NOT SCHEDULED.Disconnectthe
electricalsupplybeforealongperiodofinactivityorbeforeinternalmaintenanceisperformed.
DO NOT MODIFY THE PRESSURE RELIEF VALVE OR CHANGE THE CONTROL SYSTEM SETTINGS.
Usingthemachineinamannerforwhichitwasnotdesignedwillcompromisethemachineandnullifythe
protectionsprovided.
WARNING : To prevent personal injury,
Additional health and safety information may be obtained
from refrigerant and lubricant manufacturers.