Toro 31335 - Checking for Bent Blades; Removing and Installing Blades

4.Toassemblethecastorwheel,pushthebearingintothe
wheelhub.Wheninstallingthebearings,pressonthe
outerraceofthebearing.
5.Slidethebearingspacerintothewheelhub.Pushthe
otherbearingintotheopenendofthewheelhubto
captivatethebearingspacerinsidethewheelhub.
6.Installthecastorwheelassemblybetweenthecastor
forkandsecureitinplacewiththeboltandlocknut.
CheckingforaBentBlade
1.Positionthemachineonalevelsurface.Raisethe
cuttingunit,engagetheparkingbrake,putthetraction
pedalinneutral,putthePTOleverintheOffposition,
stoptheengine,andremovetheignitionkey.Blockthe
cuttingunittopreventitfromaccidentallyfalling.
2.Rotatethebladeuntiltheendsfaceforwardand
backward.Measurefromtheinsideofthecuttingunit
tothecuttingedgeatthefrontoftheblade(Figure29),
andrememberthisdimension.
G010549
Figure29
3.Rotatetheoppositeendofthebladeforward.Measure
betweenthecuttingunitandcuttingedgeofthe
bladeatthesamepositionasinstep2Thedifference
betweenthedimensionsobtainedinsteps2and3must
notexceed3mm(1/8inch).Ifthedimensionexceeds
3mm(1/8inch),replacethebladebecauseitisbent;
refertoRemovingtheCuttingBlade.
RemovingandInstallingthe
Blade(s)
Theblademustbereplacedifasolidobjectishit,the
bladeisout-of-balance,worn,orbent.Alwaysusegenuine
Tororeplacementbladestoensuresafetyandoptimum
performance.Neverusebladesmadebyothermanufacturers
becausetheycouldbedangerous.
1.Raisethecuttingunittothehighestposition,engage
theparkingbrake,stoptheengine,andremovethe
ignitionkey.Blockthecuttingunittopreventitfrom
accidentallyfalling.
2.Grasptheendofthebladeusingaragorthickly
paddedglove.Removethebladebolt,anti-scalpcup,
andbladefromthespindleshaft(Figure30).
G010555
1
2
Figure30
1.Bladebolt2.Anti-scalpcup
3.Installtheblade-sailfacingtowardthecuttingunit-with
theanti-scalpcupandbladebolt.Tightentheblade
boltto115-149N-m(85-110ft-lb).
Important:Thecurvedpartoftheblademustbe
pointingtowardtheinsideofthecuttingunitto
ensurepropercutting.
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