Toro 04613 - Operation; Daily Adjustments of the Cutting Unit

Operation
Note:Determinetheleftandrightsidesofthemachine
fromthenormaloperatingposition.
CuttingUnitCharacteristics
Thedualknobbedknife-to-reeladjustmentsystem
incorporatedinthiscuttingunitsimpliestheadjustment
procedureneededtodeliveroptimummowingperformance.
Thepreciseadjustmentpossiblewiththedualknob/bedbar
designgivesthenecessarycontroltoprovideacontinual
self-sharpeningaction-thusmaintainingsharpcuttingedges,
ensuringgoodquality-of-cut,andgreatlyreducingtheneed
forroutinebacklapping.
DailyAdjustmentsofthe
CuttingUnit
Priortomowingeachday,orasrequired,checkeachcutting
unittoverifyproperbedknife-to-reelcontact.Thismustbe
performedeventhoughqualityofcutisacceptable.
1.Lowerthecuttingunitsontoahardsurface,shutoff
theengine,andremovetheignitionkey.
2.Slowlyrotatethereelinareversedirection,listening
forreel-to-bedknifecontact.
Note:Theadjustmentknobshavedetents
correspondingto0.018mm(0.0007inch)bedknife
movementforeachindexedposition.Referto
AdjustingtheBedknifetotheReel.
3.Testthecuttingperformancebyinsertingalongstrip
ofcuttingperformancepaper(Toropartnumber
125-5610)betweenreelandbedknife,perpendicular
tothebedknife(Figure12).Slowlyrotatethereel
forward;itshouldcutthepaper.
Figure12
Note:Ifexcessivecontact/reeldragisevidentitwill
beeithernecessarytobacklap,refacethefrontofthe
bedknife,orregrindthecuttingunittoachievethe
sharpedgesneededforprecisioncutting(Refertothe
ToroManualforSharpeningReelandRotaryMowers,
FormNo.09168SL).
Important:Lightcontactispreferredatalltimes.If
youdonotmaintainlightcontact,thebedknifeandreel
edgeswillnotsufcientlyself-sharpenandwilldullafter
aperiodofoperation.Ifyoumaintainexcessivecontact,
thebedknifeandreelwillwearquicker,wearunevenly,
andthequalityofcutmaybeadverselyaffected.
Note:Afterextendedrunning,aridgewilleventually
developatbothendsofthebedknife.Roundofforlethese
notchesushwiththecuttingedgeofthebedknifetoensure
smoothoperation.
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