Toro 74740 - Engine Maintenance; Servicing the Air Cleaner

5.Pumpgreaseintothettingsuntilgreasebegins
tooozeoutofthebearings.
EngineMaintenance
ServicingtheAirCleaner
ServiceInterval:Beforeeachuseordaily—Check
theaircleanerfordirty,looseor
damagedparts.
Every25hours—Serviceorreplacethe
precleaner(moreoftenunderextremelydusty,
dirtyconditions).
Every50hours—Servicethepaperelement
(moreoftenunderextremelydusty,dirty
conditions).
Every100hours—Replacethepaperelement
(moreoftenunderextremelydusty,dirty
conditions).
Thisengineisequippedwithareplaceable,high
densitypaperair-cleanerelement.Checktheair
cleanerdailyorbeforestartingtheengine.Checkfor
abuildupofdirtanddebrisaroundtheair-cleaner
system.Keepthisareaclean.Also,checkforlooseor
damagedcomponents.Replaceallbentordamaged
air-cleanercomponents.
Note:Operatingtheenginewithlooseordamaged
air-cleanercomponentscouldallowunlteredairinto
theengine,causingprematurewearandfailure.
Note:Servicetheaircleanermoreoftenunder
extremelydusty,dirtyconditions.
1.Rotatethelatchesoutward.
2.Removethecovertoaccesstheair-cleaner
element(Figure27).
3.Removetheprecleanerandpaperelement.
4.Removetheprecleanerfromthepaperelement,
andgentlytapthepaperelementtodislodgedirt
Note:Donotwashthepaperelementoruse
pressurizedair,asthiswilldamagetheelement.
Note:Replaceadirty,bent,ordamaged
element.Handlethenewelementcarefully;
donotuseifthesealingsurfacesarebentor
damaged.
5.Washtheprecleanerinwarmwaterwith
detergent,rinse,andairdry.
6.Lightlyoiltheprecleanerwithnewengineoiland
squeezeoutexcessoil.
7.Cleantheair-cleanerbaseasrequired,and
checkthecondition.
8.Installtheprecleaneroverthepaperelement.
9.Installtheprecleanerandpaperelementonto
theair-cleanerbase.
10.Installthecover,andsecureitwiththelatches
(Figure27).
27