Toro Groundsmaster 3320-D - Servicing the Castor Wheels and Bearings; Checking for a Bent Blade; Removing and Installing the Blade(S)

5.Applygreasetotheinsideandoutsideofthenew
bushings.Usingahammerandatplate,drivethe
bushingsintothemountingtube.
6.Inspectthecastorspindleforwearandreplaceitif
damaged.
7.Pushthecastorspindlethroughthebushingsand
mountingtube.Slidethethrustwasherandspacer(s)
ontothespindle.Installthetensioningcaponthe
castorspindletoretainallpartsinplace.
ServicingtheCastorWheels
andBearings
1.Removethelocknutfromtheboltholdingthecastor
wheelassemblybetweenthecastorfork(Figure30).
Graspthecastorwheelandslidetheboltoutofthe
forkorpivotarm.
Figure30
1.Castorwheel3.Bearing(2)
2.Castorfork
4.Bearingspacer
2.Removethebearingfromthewheelhubandallow
thebearingspacertofallout(Figure30).Remove
thebearingfromtheoppositesideofthewheelhub.
3.Checkthebearings,spacer,andinsideofthewheel
hubforwear.Replaceanydamagedparts.
4.Toassemblethecastorwheel,pushthebearinginto
thewheelhub.Wheninstallingthebearings,press
ontheouterraceofthebearing.
5.Slidethebearingspacerintothewheelhub.Pushthe
otherbearingintotheopenendofthewheelhubto
captivatethebearingspacerinsidethewheelhub.
6.Installthecastorwheelassemblybetweenthecastor
forkandsecureitinplacewiththeboltandlocknut.
CheckingforaBentBlade
1.Positionthemachineonalevelsurface.Raisethe
cuttingunit,engagetheparkingbrake,putthe
tractionpedalinneutral,putthePTOleverin
theOffposition,stoptheengine,andremovethe
ignitionkey.Blockthecuttingunittopreventitfrom
accidentallyfalling.
2.Rotatethebladeuntiltheendsfaceforwardand
backward.Measurefromtheinsideofthecutting
unittothecuttingedgeatthefrontoftheblade
(Figure31),andrememberthisdimension.
G010549
Figure31
3.Rotatetheoppositeendofthebladeforward.
Measurebetweenthecuttingunitandcuttingedge
ofthebladeatthesamepositionasinstep
2The
differencebetweenthedimensionsobtainedinsteps
2and3mustnotexceed1/8inch(3mm).Ifthe
dimensionexceeds1/8inch(3mm),replacethe
bladebecauseitisbent;refertoRemovingthe
CuttingBlade.
RemovingandInstallingthe
Blade(s)
Theblademustbereplacedifasolidobjectishit,the
bladeisout-of-balance,worn,orbent.Alwaysuse
genuineTororeplacementbladestoensuresafetyand
optimumperformance.Neverusebladesmadebyother
manufacturersbecausetheycouldbedangerous.
1.Raisethecuttingunittothehighestposition,engage
theparkingbrake,stoptheengine,andremovethe
ignitionkey.Blockthecuttingunittopreventitfrom
accidentallyfalling.
2.Grasptheendofthebladeusingaragorthickly
paddedglove.Removethebladebolt,anti-scalpcup,
andbladefromthespindleshaft(
Figure32).
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