Toro 74760 - Mower Maintenance; Servicing the Cutting Blades

MowerMaintenance
ServicingtheCutting
Blades
Maintainsharpbladesthroughoutthecuttingseason
becausesharpbladescutcleanlywithouttearingor
shreddingthegrassblades.T earingandshredding
turnsgrassbrownattheedges,whichslowsgrowth
andincreasesthechanceofdisease.
Checkthecutterbladesdailyforsharpness,and
foranywearordamage.Filedownanynicksand
sharpenthebladesasnecessary.Ifabladeis
damagedorworn,replaceitimmediatelywitha
genuineTororeplacementblade.Forconvenient
sharpeningandreplacement,youmaywanttokeep
extrabladesonhand.
WARNING
Awornordamagedbladecanbreak,anda
pieceofthebladecouldbethrownintothe
operator'sorbystander'sarea,resultingin
seriouspersonalinjuryordeath.
•Inspectthebladeperiodicallyforwearor
damage.
•Replaceawornordamagedblade.
BeforeInspectingorServicingthe
Blades
Parkthemachineonalevelsurface,disengagethe
blade-controlswitch,andmovethemotion-control
leversoutwardtothePARKposition.Stoptheengine
andremovethekey.
InspectingtheBlades
ServiceInterval:Beforeeachuseordaily—Check
thecuttingblades.
1.Inspectthecuttingedges(Figure45).Ifthe
edgesarenotsharporhavenicks,removeand
sharpentheblades;refertoSharpeningthe
Blades.
2.Inspecttheblades,especiallythecurvedarea
(Figure45).Ifyounoticeanydamage,wear,or
aslotforminginthisarea(item3inFigure45),
immediatelyinstallanewblade.
g006530
Figure45
1.Cuttingedge3.Wear/slotforming
2.Curvedarea
4.Damage
CheckingforBentBlades
Note:Themachinemustbeonalevelsurfacefor
thefollowingprocedure.
1.Raisethemowerdecktothehighest
height-of-cutposition;alsoconsideredthe
'transport'position.
2.Whilewearingthicklypaddedglovesorother
adequatehandprotectionslowlyrotatebladeto
bemeasuredintoapositionthatallowseffective
measurementofthedistancebetweenthe
cuttingedgeandthelevelsurfacethemachine
ison.
g014972
Figure46
1.Deck3.Blade
2.Spindlehousing
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