Toro 74797 - Engine and Fuel System Maintenance

EngineMaintenance
ServicingtheAirCleaner
Note:Servicetheaircleanermorefrequently(everyfew
hours)ifoperatingconditionsareextremelydustyorsandy.
RemovingtheElements
1.Parkthemachineonalevelsurfaceanddisengagethe
blade-controlswitch(PTO).
2.Engagetheparkingbrake,stoptheengine,removethe
key,andwaitforallmovingpartstostopbeforeleaving
theoperatingposition.
3.Cleanaroundtheair-cleanercovertopreventdirtfrom
gettingintotheengineandcausingdamage.
4.Liftthecoverandrotatetheair-cleanerassemblyout
oftheengine(Figure26).
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Figure26
5.Removethefoamelementfromthepaperelement
(Figure27).
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Figure27
ServicingtheFoamElement
ServiceInterval:Every25hours/Monthly(whichever
comesrst)—Cleantheair-cleanerfoam
element(moreoftenindusty,dirty
conditions).
Every100hours/Yearly(whichevercomes
rst)—Replacetheair-cleanerfoamelement(more
oftenindusty,dirtyconditions).
Washthefoamelementwithwaterandreplacethefoam
elementifitisdamaged.
ServicingthePaperElement
ServiceInterval:Every100hours/Yearly(whichevercomes
rst)—Servicetheair-cleanerpaper
element(moreoftenindusty,dirty
conditions).
Every200hours/Every2years(whichevercomes
rst)—Replacetheair-cleanerpaperelement(more
oftenindusty,dirtyconditions).
1.Lightlytaptheelementonaatsurfacetoremovedust
anddirt.
2.Inspecttheelementfortears,anoilylm,anddamage
totheseal.
Important:Donotcleanthepaperelementwith
pressurizedairorliquids,suchassolvent,gas,
orkerosene.Replacethepaperelementifitis
damagedorcannotbecleanedthoroughly.
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