Toro 74722 - Mower Maintenance; Servicing the Cutting Blades

MowerMaintenance
ServicingtheCuttingBlades
Maintainsharpbladesthroughoutthecuttingseason,because
sharpbladescutcleanlywithouttearingorshreddingthe
grassblades.Tearingandshreddingthegrassturnsitbrown
attheedges,whichslowsgrowthandincreasesthechance
ofdisease.
Checkthecuttingbladesdailyforsharpnessandforany
wearordamage.Filedownanynicksandsharpenthe
bladesasnecessary.Ifabladeisdamagedorworn,replace
itimmediatelywithagenuineTororeplacementblade.For
convenientsharpeningandreplacement,keepextrablades
onhand.
WARNING
Awornordamagedbladecanbreakandapiece
ofthebladecouldbethrownatyouorbystanders,
resultinginseriouspersonalinjuryordeath.
•Inspectthebladeperiodicallyforwearor
damage.
•Replaceawornordamagedblade.
BeforeInspectingorServicingthe
Blades
Parkthemachineonalevelsurface,disengagethe
blade-controlswitch,movethemotion-controlleversoutward
tothePARKposition,shutofftheengine,andremovethekey.
InspectingtheBlades
ServiceInterval:Beforeeachuseordaily—Checkthe
cuttingblades.
1.Inspectthecuttingedges(Figure43).
Note:Iftheedgesarenotsharporhavenicks,remove
andsharpentheblades;referto(page).
2.Inspecttheblades,especiallythecurvedarea(Figure
43).
Note:Ifyounoticeanydamage,wear,oraslot
forminginthisarea(items3and4inFigure43),
immediatelyinstallanewblade.
Figure43
1.Cuttingedge3.Wear/slotforming
2.Curvedarea
4.Damage
CheckingforBentBlades
Note:Parkthemachineonalevelsurfaceforthefollowing
procedure.
1.Raisethemowerdecktothehighestheight-of-cut
position.
2.Whilewearingthicklypaddedgloves,orotheradequate
handprotection,slowlyrotatethebladetobemeasured
intoapositionthatallowsyoutoeffectivelymeasure
thedistancebetweenthecuttingedgeandthelevel
surfacethatthemachineison(Figure44).
G014972
1
2
3
Figure44
1.Deck3.Blade
2.Spindlehousing
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