Toro GrandStand 74504TE - Mower Deck Maintenance; Servicing the Cutting Blades; Blade Safety; Before Inspecting or Servicing the Blades

MowerDeck
Maintenance
ServicingtheCutting
Blades
Toensureasuperiorqualityofcut,keeptheblades
sharp.Forconvenientsharpeningandreplacement,
keepextrabladesonhand.
BladeSafety
Awornordamagedbladecanbreak,andapieceof
thebladecouldbethrowntowardyouorbystanders,
resultinginseriouspersonalinjuryordeath.
•Inspectthebladesperiodicallyforwearordamage.
•Usecarewhencheckingtheblades.Wrapthe
bladesorweargloves,andusecautionwhen
servicingtheblades.Onlyreplaceorsharpenthe
blades;neverstraightenorweldthem.
•Alwaysinspectthemachinetoensurethatthe
bladesandbladeboltsarenotwornordamaged.
Replacewornordamagedbladesandboltsinsets
topreservebalance.
•Onmulti-bladedmachines,takecareasrotating1
bladecancauseotherbladestorotate.
BeforeInspectingorServicingthe
Blades
1.Parkthemachineonalevelsurface,disengage
thePTO,andengagetheparkingbrake.
2.Shutofftheengine,removethekey,and
disconnectthespark-plugwiresfromthespark
plugs.
InspectingtheBlades
ServiceInterval:Beforeeachuseordaily
1.Inspectthecuttingedges(Figure78).
2.Iftheedgesarenotsharporhavenicks,remove
andsharpentheblade;refertoSharpeningthe
Blades(page49).
3.Inspecttheblades,especiallyinthecurvedarea.
4.Ifyounoticeanycracks,wear,oraslotforming
inthisarea,immediatelyinstallanewblade
(Figure78).
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Figure78
1.Cuttingedge3.Wear/slotforming
2.Curvedarea4.Crack
CheckingforBentBlades
1.Rotatethebladesuntiltheendsfaceforward
andbackward.
2.Measurefromalevelsurfacetothecutting
edge,positionA,oftheblades(Figure79).
g000975
Figure79
1.Measureherefromblade
tohardsurface
2.PositionA
3.Rotatetheoppositeendsofthebladesforward.
4.Measurefromalevelsurfacetothecuttingedge
ofthebladesatthesamepositionasinstep2
above.
Note:Thedifferencebetweenthedimensions
obtainedinsteps2and3mustnotexceed3mm
(1/8inch).
Note:Ifthisdimensionexceeds3mm
(1/8inch),replacetheblade.
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