Toro 03681 - Page 14

adjustmentprocedureneededtodeliveroptimum
mowingperformance.Thepreciseadjustment
possiblewiththedualknob/bedbardesigngives
thenecessarycontroltoprovideacontinual
self-sharpeningaction-thusmaintainingsharpcutting
edges,ensuringgoodquality-of-cut,andgreatly
reducingtheneedforroutinebacklapping.
DailyAdjustmentsofCuttingUnit
Priortomowingeachday,orasrequired,eachcutting
unitmustbecheckedtoverifyproperbedknife-to-reel
contact.Thismustbeperformedeventhough
qualityofcutisacceptable.
1.Lowerthecuttingunitsontoahardsurface,shut
offtheengine,andremovetheignitionkey.
2.Slowlyrotatethereelinareversedirection,
listeningforreel-to-bedknifecontact.Ifno
contactisevident,turnthebedknifeadjusting
knobsclockwise,oneclickatatime,untillight
contactisfeltandheard.
Note:Theadjustmentknobshavedetents
correspondingto0.0009in.(0.023mm)bedknife
movementforeachindexedposition.
3.Ifexcessivecontactisfelt,turnthebedknife
adjustingknobscounterclockwise,oneclickat
atimeuntilnocontactisevident.Thenturn
thebedknifeadjustingknobsoneclickatatime
clockwise,untillightcontactisfeltandheard.
Important:Lightcontactispreferredatall
times.Iflightcontactisnotmaintained,
thebedknife/reeledgeswillnotsufciently
self-sharpenanddullcuttingedgeswillresult
afteraperiodofoperation.Ifexcessivecontact
ismaintained,bedknife/reelwearwillbe
accelerated,unevenwearcanresult,andquality
ofcutmaybeadverselyaffected.
Note:Asthereelbladescontinuetorunagainst
thebedknife,aslightburrwillappearonthefront
cuttingedgesurfacealongthefulllengthofthe
bedknife.Ifaleisoccasionallyrunacrossthe
frontedgetoremovethisburr,improvedcutting
canbeobtained.
Afterextendedrunning,aridgewilleventually
developatbothendsofthebedknife.Thesenotches
mustberoundedofforledushwiththecutting
edgeofthebedknifetoensuresmoothoperation.
Note:Overtime,thechamfer(Figure18)willneed
toberegroundasitisonlydesignedtolast40%
ofthebedknifelife.
Figure18
1.Lead-inchamferonrightendofbedknife
Note:Donotmakelead-inchamfertoolargeas
itmaycauseturftufting.
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