Toro Groundsmaster 4100 - Blade Maintenance

4.Checkthebearings,spacer,andinsideofthe
wheelhubforwearandreplaceanydamaged
parts.
5.Toassemblethecasterwheel,pushthebearing
intothewheelhub.
Note:Wheninstallingthebearings,presson
theouterfaceofthebearing.
6.Slidethebearingspacerintothewheelhuband
pushtheotherbearingintotheopenendofthe
wheelhubtocaptivatethebearingspacerinside
thewheelhub.
7.Installthecaster-wheelassemblybetweenthe
casterforkandsecureitinplacewiththebolt
andlocknut.
Replacingthe
Mower-Deck-HingeCovers
Thehingecoverpreventsdebrisfromescapingat
hingepointsbetweenmowerdecks.Ifthecover(s)
becomedamagedorworn,replacethem.
g011516
Figure127
BladeMaintenance
BladeSafety
Awornordamagedbladecanbreak,andapieceof
thebladecouldbethrowntowardyouorbystanders,
resultinginseriouspersonalinjuryordeath.
•Inspectthebladeperiodicallyforwearordamage.
•Usecarewhencheckingtheblades.Wrapthe
bladesorweargloves,andusecautionwhen
servicingtheblades.Onlyreplaceorsharpenthe
blades;neverstraightenorweldthem.
•Onmulti-bladedmachines,takecareasrotating1
bladecancauseotherbladestorotate.
CheckingforaBentBlade
Afterstrikingaforeignobject,inspectthemachine
fordamageandmakerepairsbeforestarting
andoperatingtheequipment.T orqueallofthe
spindle-pulleynutsto176to203N∙m(130to150
ft-lb).
1.Positionthemachineonalevelsurface,raise
themowerdeck,engagetheparkingbrake,put
thetractionpedalinNEUTRAL,putthePTOlever
intheOFFposition,shutofftheengine,and
removetheignitionkey.
Note:Blockthemowerdecktopreventitfrom
accidentallyfalling.
2.Rotatethebladeuntiltheendsfaceforwardand
backwardandmeasurefromtheinsideofthe
mowerdecktothecuttingedgeatthefrontof
theblade(Figure128).
Note:Rememberthisdimension.
g004740
Figure128
3.Rotatetheoppositeendofthebladeforward
andmeasurebetweenthemowerdeckand
cuttingedgeofthebladeatthesameposition
asinstep2.
Note:Thedifferencebetweenthedimensions
obtainedinsteps2and3mustnotexceed3mm
(1/8inch).Ifthedimensionexceeds3mm(1/8
inch),thebladeisbentandmustbereplaced;
refertoRemovingandInstallingtheMower
Blade(s)(page84).
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