Toro 74915 Z Master G3 - Engine System Maintenance

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
WARNING
Contactwithhotsurfacesmaycausepersonal
injury.
Keephands,feet,face,clothingandotherbody
partsawaythemuferandotherhotsurfaces.
ServicingtheAirCleaner
ServiceInterval:Every250hours—Replacethe
primaryairlter.(moreoftenindusty
orsandyconditions)
Every250hours—Checkthesafety
airlter.
Every500hours—Replacethesafety
airlter.
Note:Checktheltersmorefrequentlyiftheoperating
conditionsareextremelydustyorsandy.
RemovingtheFilters
1.DisengagethePTO,movethemotioncontrollevers
totheneutrallockedposition,andsettheparking
brake.
2.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
3.Releasethelatchesontheaircleanerandpulltheair
cleanercoverofftheaircleanerbody(
Figure45).
Figure45
1.Aircleanerbody4.Aircleanercover
2.Primarylter5.Safetylter
3.Latch
4.Cleantheinsideoftheaircleanercoverwith
compressedair.
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