Toro Z580-D Z Master 74266 - Engine Maintenance; Servicing the Air Cleaner

8.Iftheaxleassemblyhashadbothspacernuts
removed(orbrokenloose),applyathreadlocking
adhesivetoonespacernutandthreadontotheaxle
withthewrenchatsfacingoutward.DoNotthread
spacernutallofthewayontotheendoftheaxle.
Leaveapproximately1/8inch(3mm)fromthe
outersurfaceofthespacernuttotheendoftheaxle
insidethenut.
9.Inserttheassemblednutandaxleintothewheelon
thesideofthewheelwiththenewsealandbearing.
10.Withtheopenendofthewheelfacingup,ll
theareainsidethewheelaroundtheaxlefullof
general-purposegrease.
11.Insertthesecondbearingandnewsealintothe
wheel.
12.Applyathreadlockingadhesivetothe2ndspacer
nutandthreadontotheaxlewiththewrenchats
facingoutward.
13.Torquethenutto75-80in-lb(8-9N-m),loosen,
thenre-torqueto20-25in-lb(2-3N-m).Makesure
axledoesnotextendbeyondeithernut.
14.Reinstallthesealguardsoverthewheelhuband
insertwheelintocasterfork.Reinstallcasterbolt
andtightennutfully.
Important:Topreventsealandbearingdamage,
checkthebearingadjustmentoften.Spinthecaster
tire.Thetireshouldnotspinfreely(morethan1or
2revolutions)orhaveanysideplay.Ifthewheel
spinsfreely,adjusttorqueonspacernutuntilthere
isaslightamountofdrag.Reapplythreadlocking
adhesive.
EngineMaintenance
ServicingtheAirCleaner
Note:Checktheltersmorefrequentlyifoperating
conditionsareextremelydustyorsandy.
RemovingtheAirFilter
ServiceInterval:Every250hours(moreoftenindirty
ordustyconditions).
1.DisengagethePTO,movethemotioncontrollevers
totheneutrallockedpositionandsettheparking
brake.
2.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
3.Releasethelatchesontheaircleanerandpulltheair
cleanercoveroffoftheaircleanerbody(Figure34).
4.Cleantheinsideoftheaircleanercoverwith
compressedair.
5.Gentlyslidethelteroutoftheaircleanerbody
(Figure34).Avoidknockingthelterintotheside
ofthebody.
6.Inspectthelterfordamagebylookingintothe
lterwhileshiningabrightlightontheoutsideof
thelter.Holesinthelterwillappearasbright
spots.Ifthelterisdamageddiscardit.
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