Toro 74253 - Servicing the Cutting Blades

2.Checkthedistancebetweenthetwolargewashers,
itneedstobe10-1/2inches(26.7cm)for60inch
mowerdecksor11–1/2inches(29.2cm)for72inch
mowerdecks(Figure74).
3.Adjustthisdistance,bylooseningthespringjam
nutandturningthenutinfrontofeachspring
(Figure74).Turningthenutclockwisewillshorten
thespring;counter-clockwisewilllengthenthe
spring.
4.Lockthenutintopositionbytighteningthespring
jamnut(Figure74).
Figure74
1.10-1/2inch(26.7cm)
betweenthelargewashers
for60inchmowerdecks
6.Liftnut
2.Frontnut7.Frontsupportarm
3.Springjamnut
8.Largewasher
4.Frontswivel
9.11–1/2inch(29.2cm)
betweenthelargewashers
for72inchmowerdecks
5.Swiveljamnut
ServicingtheCuttingBlades
Maintainsharpbladesthroughoutthecuttingseason
becausesharpbladescutcleanlywithouttearingor
shreddingthegrassblades.Tearingandshreddingturns
grassbrownattheedges,whichslowsgrowthand
increasesthechanceofdisease.
Checkthecutterbladesdailyforsharpness,andforany
wearordamage.Filedownanynicksandsharpenthe
bladesasnecessary.Ifabladeisdamagedorworn,
replaceitimmediatelywithagenuineTororeplacement
blade.Forconvenientsharpeningandreplacement,you
maywanttokeepextrabladesonhand.
Awornordamagedbladecanbreak,anda
pieceofthebladecouldbethrownintothe
operator’sorbystander’sarea,resultingin
seriouspersonalinjuryordeath.
•Inspectthebladeperiodicallyforwearor
damage.
•Replaceawornordamagedblade.
Inspectandcheckthebladesevery8hours.
BeforeInspectingorServicingthe
Blades
Parkthemachineonalevelsurface,disengagetheblade
control(PTO),andsettheparkingbrake.Turnthe
ignitionkeytoOff.Removethekey.
InspectingtheBlades
ServiceInterval:Beforeeachuseordaily
1.Inspectthecuttingedges(Figure75).Iftheedges
arenotsharporhavenicks,removeandsharpenthe
blades.RefertoSharpeningtheBlades.
2.Inspecttheblades,especiallythecurvedarea
(Figure75).Ifyounoticeanydamage,wear,oraslot
forminginthisarea(Figure75),immediatelyinstalla
newblade.
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