Toro 74785 - Mower Maintenance; Servicing the Cutting Blades

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,removethekeyfromthe
keyswitch,anddisconnectthespark-plugwires
fromthesparkplugs.
InspectingtheBlades
ServiceInterval:Beforeeachuseordaily
1.Inspectthecuttingedges(Figure43).
2.Iftheedgesarenotsharporhavenicks,remove
andsharpentheblade;refertoSharpeningthe
Blades(page38).
3.Inspecttheblades,especiallyinthecurvedarea.
4.Ifyounoticeanycracks,wear,oraslotforming
inthisarea,immediatelyinstallanewblade
(Figure43).
g006530
Figure43
1.Cuttingedge3.Wear/slotforming
2.Curvedarea4.Crack
CheckingforBentBlades
Note:Themachinemustbeonalevelsurfacefor
thefollowingprocedure.
1.Raisethemowerdecktothehighest
height-of-cutposition.
2.Whilewearingthicklypaddedgloves,orother
adequatehandprotection,slowlyrotatethe
bladetobemeasuredintoapositionthatallows
effectivemeasurementofthedistancebetween
thecuttingedgeandthelevelsurfacethe
machineison(Figure44).
g014972
Figure44
1.Deck3.Blade
2.Spindlehousing
3.Measurefromthetipofthebladetotheat
surface(Figure45).
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