Toro Groundsmaster 5910 - Blade Maintenance; Blade Safety; Checking for Bent Blades; Removing and Installing Blades

BladeMaintenance
BladeSafety
•Inspectthebladeperiodicallyforwearordamage.
•Usecarewhencheckingtheblades.Wrapthe
bladesorweargloves,andusecautionwhen
servicingtheblades.Onlyreplaceorsharpenthe
blades;neverstraightenorweldthem.
•Onmulti-bladedmachines,takecareasrotating
onebladecancauseotherbladestorotate.
CheckingforaBentBlade
Afterstrikingaforeignobject,inspectthemachine
fordamageandmakerepairsbeforerestartingand
operatingtheequipment.Torqueallthespindle-pulley
nutsto176to203N·m(130to150ft-lb).
1.Raisethecuttingunit.
2.Performthepre-maintenanceprocedure;refer
toPre-MaintenanceProcedures(page63).
3.Blockthecuttingunittopreventitfrom
accidentallyfalling.
4.Rotatethebladeuntiltheendsfaceforwardand
backward,andmeasurefromtheinsideofthe
cuttingunittothecuttingedgeatthefrontofthe
blade(Figure140).
Note:Recordthisdimension.
g004740
Figure140
5.Rotatetheoppositeendofthebladeforward
andmeasurebetweenthecuttingunitand
cuttingedgeofthebladeatthesameposition
asinstep4.
Note:Thedifferencebetweenthedimensions
obtainedinsteps4and5mustnotexceed3mm
(1/8inch).Ifthedimensionexceeds3mm(1/8
inch),thebladeisbentandmustbereplaced;
refertoRemovingandInstallingtheCutting-Unit
Blade(s)(page92).
RemovingandInstalling
theCutting-UnitBlade(s)
Replacethebladeifithitsasolidobject,isout
ofbalance,orisbent.AlwaysusegenuineT oro
replacementbladestoensuresafetyandoptimum
performance.
1.Parkthemachineonalevelsurface,raisethe
cuttingunittothetransportposition,engagethe
parkingbrake,shutofftheengine,andremove
thekey.
Note:Blockthecuttingunittopreventitfrom
accidentallyfalling.
2.Grasptheendofthebladeusingaragor
thickly-paddedglove.
3.Removethebladebolt,anti-scalpcup,and
bladefromthespindleshaft(Figure141).
g004741
Figure141
1.Bladebolt2.Anti-scalpcup
4.Installtheblade,anti-scalpcup,andbladebolt
andtightenthebladeboltto115to149N∙m(85
to110ft-lb).
Important:Thecurvedpartoftheblade
mustbepointingtowardtheinsideofthe
cuttingunittoensurepropercutting.
Note:Afterstrikingaforeignobject,torqueall
spindle-pulleynutsto115to149N∙m(85to110
ft-lb).
92