Toro 74582 - Mower Deck Maintenance; Servicing the Blades

MowerDeck
Maintenance
ServicingtheBlades
ServiceInterval:Beforeeachuseordaily
Note:Determinetheleftandrightsidesofthemachine
fromthenormaloperatingposition.
Toensureasuperiorqualityofcut,keeptheblades
sharp.Forconvenientsharpeningandreplacement,
keepextrablades.
DANGER
Wornordamagedbladescanbreakandapiece
ofthebladecouldbethrownintotheoperator’s
orbystander’sarea,resultinginseriouspersonal
injuryordeath.
•Inspectthebladesperiodicallyforwearor
damage.
•Replacewornordamagedblades.
InspectingtheBlades
1.Removethemower;refertoRemovingtheMower.
2.Inspectthecuttingedges(Figure37).Iftheedges
arenotsharporhavenicks,removethebladesand
sharpenthem;refertoSharpeningtheBlades.
Figure37
1.Bladedriver
5.Spacer
2.Shearpin(2)
6.Washer
3.Blade7.Bolt
4.Bentedge
3.Inspecttheblades,especiallythebentedges
(Figure37).Ifyounoticeanywearordamageinthis
area,immediatelyinstallnewblades.
4.Iftheshearpinsarebroken,replacethem
immediately(Figure37).
Important:Iftheshearpinsarebroken,themower
beltmaybedamaged.Inspectthebelt;referto
AdjustingtheBladeDriveBelt.
RemovingtheBlades
1.Removethemower;refertoRemovingtheMower.
2.Carefullytipthemowerover.
3.Removethebolts,washers,andblades(Figure37).
Wedgeablockofwoodbetweeneachbladeandthe
mowertolockthebladewhenyouareremoving
eachbolt.
Note:Therightbladehasaleft-handthreadedbolt.
4.Inspectallparts;replaceanythatarewornor
damaged.
SharpeningtheBlades
1.Usealetosharpenthecuttingedgeatbothendsof
eachblade(Figure38).Maintaintheoriginalangle.
Thebladeretainsitsbalanceifyouremovethesame
amountofmaterialfrombothcuttingedges.
Figure38
1.Sharpenatoriginalangle
2.Checkthebalanceofeachbladebyputtingiton
abladebalancer(Figure39).Ifthebladestaysina
horizontalposition,thebladeisbalancedandcanbe
used.Ifthebladeisnotbalanced,lesomemetal
offthebacksideoftheblade.Repeatthisstepuntil
eachbladeisbalanced.
Figure39
1.Blade2.Balancer
InstallingtheBlades
1.Installtheblades,washers,andbladebolts
(Figure37).
Important:Thebentedgesofthebladesmust
bepointingtowardthetopofthemowerto
ensurepropercutting.
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