Toro 74955 - Engine Maintenance; Servicing the Air Cleaner

13.Applyathreadlockingadhesivetothesecondspacer
nutandthreaditontotheaxlewiththewrenchats
facingoutward.
14.Torquethenutto8-9N-m(75-80in-lb),loosen,then
re-torqueto2-3N-m(20-25in-lb).
Note:Makesurethattheaxledoesnotextendbeyond
eithernut.
15.Installthesealguardsoverthewheelhubandinsert
thewheelintothecasterfork.Installthecasterbolt
andtightenthenutfully.
Important:Topreventsealandbearingdamage,check
thebearingadjustmentoften.Spinthecastertire.The
tireshouldnotspinfreely(morethan1or2revolutions)
orhaveanysideplay.Ifthewheelspinsfreely,adjustthe
torqueonthespacernutuntilthereisaslightamountof
drag.Applythreadlockingadhesive.
EngineMaintenance
ServicingtheAirCleaner
ServiceInterval:Every150hours
Every300hours/Yearly(whichevercomes
rst)—Replacetheprimaryairlter(moreoftenin
dustyorsandyconditions).
Every300hours—Checktheinnerairlter.
Every600hours—Replacetheinnerairlter.
Note:Checktheltersmorefrequentlyiftheoperating
conditionsareextremelydustyorsandy.
RemovingtheFilters
1.DisengagethePTO,movethemotion-controlleversto
theneutral-lockedposition,andsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
3.Releasethelatchesontheaircleaner,andpullthe
air-inletcoverofftheair-cleanerbody(Figure43).
4.Cleantheair-inletscreenandcover.
5.Installtheair-inletcoverandsecureitwiththelatches
(Figure43).
g012996
3
4
1
2
Figure43
1.Air-inletcover3.Air-cleanerbody
2.Air-inletscreen4.Latch
6.Releasethelatchesontheaircleanerandpullthe
air-cleanercoverofftheair-cleanerbody(Figure44).
7.Cleantheinsideoftheair-cleanercoverwith
compressedair.
8.Gentlyslidetheprimarylteroutoftheair-cleaner
body(Figure44).
Note:Avoidknockingthelterintothesideofthe
body.
9.Removetheinnerlteronlyifyouintendtoreplaceit.
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