Toro 30716 - Inspecting and Sharpening the Blade(S)

2.Grasptheendofthebladeusingaragorthickly
paddedglove.Removethebladebolt,anti-scalpcup,
andbladefromthespindleshaft(Figure27).
G010555
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2
Figure27
1.Bladebolt2.Anti-scalpcup
3.Installtheblade-sailfacingtowardthecuttingunit-with
theanti-scalpcupandbladebolt.Tightentheblade
boltto85-110ft-lb(115-149N-m).
Important:Thecurvedpartoftheblademustbe
pointingtowardtheinsideofthecuttingunitto
ensurepropercutting.
WARNING
Donottrytostraightenabladethatisbent,
andneverweldabrokenorcrackedblade.
Alwaysuseanewbladetoensurecontinued
safetycerticationoftheproduct.
InspectingandSharpeningthe
Blade(s)
ServiceInterval:Beforeeachuseordaily
Every50hours
DANGER
Awornordamagedbladecanbreak,andapiece
ofthebladecouldbethrownintotheoperator's
orbystander'sarea,resultinginseriouspersonal
injuryordeath.
•Inspectthebladeperiodicallyforwearor
damage.
•Donottrytostraightenabladethatisbent.
•Neverweldabrokenorcrackedblade.
•Replaceawornordamagedbladewitha
newTorobladetoensurecontinuedsafety
certicationoftheproduct.
Twoareasmustbeconsideredwhencheckingandservicing
thecuttingblade:thesailandthecuttingedge.Bothcutting
edgesandthesail,whichistheturnedupportionopposite
thecuttingedge,contributetoagoodquality-of-cut.The
sailisimportantbecauseitpullsgrassupstraight,thereby
producinganevencut.However,thesailwillgraduallywear
downduringoperation,andthisconditionisnormal.Asthe
sailwearsdown,thequality-of-cutwilldegradesomewhat,
althoughthecuttingedgesaresharp.Thecuttingedgeof
theblademustbesharpsothatthegrassiscutratherthan
torn.Adullcuttingedgeisevidentwhenthetipsofthegrass
appearbrownandshredded.Sharpenthecuttingedgesto
correctthiscondition.
1.Raisethecuttingunittothehighestposition,shutthe
engineoff,andengagetheparkingbrake.Blockthe
cuttingunittopreventitfromaccidentallyfalling.
2.Examinethecuttingendsofthebladecarefully,
especiallywheretheatandcurvedpartsoftheblade
meet(Figure28).Sincesandandabrasivematerialcan
wearawaythemetalthatconnectstheatandcurved
partsoftheblade,checkthebladebeforeusingthe
machine.Ifwearisnoticed(Figure28),replacethe
blade;refertoRemovingtheCuttingBlade.
Figure28
1.Cuttingedge3.Wear/slotforming
2.Curvedarea/sail4.Crack
WARNING
Ifthebladeisallowedtowear,aslotwillform
betweenthesailandatpartoftheblade
(Figure28).Eventually,apieceoftheblade
maybreakoffandbethrownfromunderthe
housing,possiblyresultinginseriousinjuryto
yourselforbystanders.
•Inspectthebladeperiodicallyforwearor
damage.
•Replaceawornordamagedbladewitha
newTorobladetoensurecontinuedsafety
certicationoftheproduct.
3.Examinethecuttingedgesofallblades.Sharpenthe
cuttingedgesiftheyaredullornicked.Sharpenonly
thetopsideofthecuttingedgeandmaintainthe
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