Toro 74665 - Mower Maintenance; Servicing the Cutting Blades

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Figure55
MowerDeckswith2Blades
1.Idlerpulley
4.Spring
2.Mowerbelt
5.Enginepulley
3.Outsidepulley6.Spring-removaltool
7.Routethenewbeltaroundtheenginepulleyand
mowerpulleys(Figure54andFigure55).
8.Usingaspring-removaltool(ToroPartNo.
92-5771),installtheidlerspringoverthedeck
hookandplacetensionontheidlerpulleyand
themowerbelt(Figure54andFigure55).
9.Tightenthebottom2boltsforthemower-deck
curtaintothemowerdeck.RefertoReleasing
theMower-DeckCurtain(page30).
10.Installthepulleycovers.
MowerMaintenance
ServicingtheCutting
Blades
Toensureasuperiorqualityofcut,keeptheblades
sharp.Forconvenientsharpeningandreplacement,
keepextrabladesonhand.
BladeSafety
Awornordamagedbladecanbreak,andapieceof
thebladecouldbethrowntowardyouorbystanders,
resultinginseriouspersonalinjuryordeath.Tryingto
repairadamagedblademayresultindiscontinued
safetycerticationoftheproduct.
•Inspectthebladesperiodicallyforwearordamage.
•Usecarewhencheckingtheblades.Wrapthe
bladesorweargloves,andusecautionwhen
servicingtheblades.Onlyreplaceorsharpenthe
blades;neverstraightenorweldthem.
•Onmulti-bladedmachines,takecareasrotating1
bladecancauseotherbladestorotate.
BeforeInspectingorServicingthe
Blades
1.Parkthemachineonalevelsurface,disengage
theblade-controlswitch(PTO),andengagethe
parkingbrake.
2.Shutofftheengine,removethekey,and
disconnectthespark-plugwiresfromthespark
plugs.
InspectingtheBlades
ServiceInterval:Beforeeachuseordaily
1.Inspectthecuttingedges(Figure56).
2.Iftheedgesarenotsharporhavenicks,remove
andsharpentheblade;refertoSharpeningthe
Blades(page43).
3.Inspecttheblades,especiallyinthecurvedarea.
4.Ifyounoticeanycracks,wear,oraslotforming
inthisarea,immediatelyinstallanewblade
(Figure56).
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