Toro TimeCutter HD ZX4800 - Engine Maintenance

Pre-Maintenance
Procedures
MaintenanceandStorage
Safety
•Beforerepairingthemachinedothefollowing:
–Disengagethedrives.
–Engagetheparkingbrake.
–Shutofftheengineandremovethekey.
–Disconnectthespark-plugwire.
•Parkthemachineonalevelsurface.
•Cleangrassanddebrisfromthecuttingunit,drives,
mufers,andenginetohelppreventres.
•Cleanupoilorfuelspills.
•Lettheenginecoolbeforestoringthemachine.
•Donotstorethemachineorfuelnearamesordrain
thefuelindoors.
•Donotallowuntrainedpersonneltoservicethemachine.
•Usejackstandstosupportthemachineand/or
componentswhenrequired.
•Carefullyreleasepressurefromcomponentswithstored
energy.
•Disconnectthebatteryorremovethespark-plugwire
beforemakinganyrepairs.Disconnectthenegative
terminalrstandthepositiveterminallast.Connectthe
positiveterminalrstandnegativelast.
•Usecarewhencheckingtheblades.Wraptheblade(s)
orwearthicklypaddedgloves,andusecautionwhen
servicingthem.Onlyreplaceblades;donotstraighten
orweldthem.
•Keepyourhandsandfeetawayfrommovingparts.
Ifpossible,donotmakeadjustmentswiththeengine
running.
•Keepallpartsingoodworkingconditionandallhardware
tightened,especiallytheblade-attachmentbolts.Replace
allwornordamageddecals.
•Neverinterferewiththeintendedfunctionofasafety
deviceorreducetheprotectionprovidedbyasafety
device.Checktheirproperoperationregularly.
•Toensureoptimumperformanceandcontinuedsafety
certicationofthemachine,useonlygenuineToro
replacementpartsandaccessories.Replacementparts
andaccessoriesmadebyothermanufacturerscouldbe
dangerous,andsuchusecouldvoidtheproductwarranty.
•Checktheparkingbrakeoperationfrequently.Adjustand
serviceasrequired.
EngineMaintenance
WARNING
Contactwithhotsurfacesmaycausepersonal
injury.
Keepyourhands,feet,face,clothing,andother
bodypartsawaythemuferandotherhotsurfaces.
EngineSafety
Shutofftheenginebeforecheckingtheoiloraddingoilto
thecrankcase.
ServicingtheAirCleaner
ServiceInterval:Beforeeachuseordaily
Note:Servicetheaircleanermorefrequently(everyfew
hours)ifoperatingconditionsareextremelydustyorsandy.
RemovingtheElements
1.Parkthemachineonalevelsurfaceanddisengagethe
blade-controlswitch(PTO).
2.Engagetheparkingbrake,shutofftheengine,remove
thekey,andwaitforallmovingpartstostopbefore
leavingtheoperatingposition.
3.Cleanaroundtheair-cleanercovertopreventdirtfrom
gettingintotheengineandcausingdamage.
4.Liftthecoverandrotatetheair-cleanerassemblyout
oftheengine(Figure33).
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