Toro Z Master 74927 - Engine Maintenance; Servicing the Air Cleaner

14.Reinstallthesealguardsoverthewheelhubandinsert
wheelintocasterfork.Reinstallcasterboltandtighten
nutfully.
Important:Topreventsealandbearingdamage,check
thebearingadjustmentoften.Spinthecastertire.The
tireshouldnotspinfreely(morethan1or2revolutions)
orhaveanysideplay.Ifthewheelspinsfreely,adjust
torqueonspacernutuntilthereisaslightamountof
drag.Reapplythreadlockingadhesive.
EngineMaintenance
WARNING
Contactwithhotsurfacesmaycausepersonal
injury.
Keephands,feet,face,clothingandotherbody
partsawaythemuferandotherhotsurfaces.
ServicingtheAirCleaner
ServiceInterval:Every250hours—Replacetheprimaryair
lter.
Every250hours—Checkthesecondaryairlter.
Every500hours—Replacethesecondaryairlter.
Note:Servicetheaircleanermorefrequentlyifoperating
conditionsareextremelydustyorsandy.
RemovingtheFilters
1.DisengagethePTO,movethemotioncontrolleversto
theneutrallockedpositionandsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
3.Pushdowntoreleasetheretainingclampsontheair
cleanerandpulltheaircleanercoveroffoftheair
cleanerbody(
Figure46).
4.Cleantheinsideoftheaircleanercoverwith
compressedair.
5.Gentlyslidetheprimarylteroutoftheaircleaner
body(Figure46).Avoidknockingthelterintothe
sideofthebody.
6.Removethesecondarylteronlyifyouintendto
replaceit.
Important:Neverattempttocleanthesecondary
lter.Ifthesecondarylterisdirty,thenthe
primarylterisdamagedandyoushouldreplace
bothlters.
7.Inspecttheprimarylterfordamagebylookinginto
thelterwhileshiningabrightlightontheoutsideof
thelter.Holesinthelterwillappearasbrightspots.
Ifthelterisdamageddiscardit.
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