Toro Groundsmaster 300 Series - Checking and Correcting Mismatch of Blades

genuineTororeplacementbladestoensuresafetyand
optimumperformance.Neverusebladesmadebyother
manufacturersbecausetheycouldbedangerous.
1.Raisethecuttingunittothehighestposition,engage
theparkingbrake,stoptheengine,andremovethe
ignitionkey.Blockthecuttingunittopreventitfrom
accidentallyfalling.
2.Grasptheendofthebladeusingaragorthickly
paddedglove.Removethebladebolt,anti-scalpcup,
andbladefromthespindleshaft(
Figure27).
G010555
1
2
Figure27
1.Bladebolt2.Anti-scalpcup
3.Installtheblade-sailfacingtowardthecutting
unit-withtheanti-scalpcupandbladebolt.Tighten
thebladeboltto85-110ft-lb(115-149N-m).
Important:Thecurvedpartoftheblademust
bepointingtowardtheinsideofthecuttingunit
toensurepropercutting.
WARNING
Donottrytostraightenabladethatisbent,and
neverweldabrokenorcrackedblade.Always
useanewbladetoensurecontinuedsafety
certicationoftheproduct.
InspectingandSharpeningthe
Blade(s)
ServiceInterval:Beforeeachuseordaily
Every50hours
DANGER
Awornordamagedbladecanbreak,andapiece
ofthebladecouldbethrownintotheoperator’s
orbystander’sarea,resultinginseriouspersonal
injuryordeath.
•Inspectthebladeperiodicallyforwearor
damage.
•Donottrytostraightenabladethatisbent.
•Neverweldabrokenorcrackedblade.
•Replaceawornordamagedbladewitha
newTorobladetoensurecontinuedsafety
certicationoftheproduct.
Twoareasmustbeconsideredwhencheckingand
servicingthecuttingblade:thesailandthecuttingedge.
Bothcuttingedgesandthesail,whichistheturnedup
portionoppositethecuttingedge,contributetoagood
quality-of-cut.Thesailisimportantbecauseitpullsgrass
upstraight,therebyproducinganevencut.However,
thesailwillgraduallyweardownduringoperation,and
thisconditionisnormal.Asthesailwearsdown,the
quality-of-cutwilldegradesomewhat,althoughthe
cuttingedgesaresharp.Thecuttingedgeoftheblade
mustbesharpsothatthegrassiscutratherthantorn.
Adullcuttingedgeisevidentwhenthetipsofthegrass
appearbrownandshredded.Sharpenthecuttingedges
tocorrectthiscondition.
1.Raisethecuttingunittothehighestposition,shut
theengineoff,andengagetheparkingbrake.Block
thecuttingunittopreventitfromaccidentallyfalling.
2.Examinethecuttingendsofthebladecarefully,
especiallywheretheatandcurvedpartsofthe
blademeet(
Figure28).Sincesandandabrasive
materialcanwearawaythemetalthatconnects
theatandcurvedpartsoftheblade,checkthe
bladebeforeusingthemachine.Ifwearisnoticed
(
Figure28),replacetheblade;refertoRemovingthe
CuttingBlade.
Figure28
1.Cuttingedge3.Wear/slotforming
2.Curvedarea/sail4.Crack
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