Toro 03188 - Operation; Adjusting the Cutting Unit

Operation
RefertoyourtractionunitOperator’sManualfor
detailedoperationinstructions.Beforeusingthe
cuttinguniteachday,adjustthebedknife;referto
AdjustingtheBedknifetotheReel(page9).Testthe
qualityofcutbycuttingatestswathbeforeusingthe
cuttingunittoensurethatthenishedcutiscorrect.
AdjustingtheCuttingUnit
AdjustingtheRearShield
Undermostconditions,youcanattainthebest
clippingdispersionwhentherearshieldisclosed
(frontdischarge).Whenconditionsareheavyorwet,
youmayopentherearshield.
Toopentherearshield(Figure6),loosenthebolt
securingtheshieldtotheleftsideplate,rotatethe
shieldtotheopenposition,andtightenthebolt.
g191341
Figure6
1.Bolt2.Rearshield
CheckingtheCuttingUnit
Thedualknobbedknife-to-reeladjustmentsystem
incorporatedinthiscuttingunitsimpliesthe
adjustmentprocedureneededtodeliveroptimum
mowingperformance.Thepreciseadjustment
possiblewiththedualknob/bedbardesigngives
thenecessarycontroltoprovideacontinual
self-sharpeningaction-thusmaintainingsharpcutting
edges,ensuringgoodqualityofcut,andgreatly
reducingtheneedforroutinebacklapping.
Priortomowingeachday,orasrequired,checkeach
cuttingunittoverifyproperbedknife-to-reelcontact.
Performthisprocedureevenwhenthequalityof
cutisacceptable.
1.Slowlyrotatethereelinareversedirection,
listeningforreel-to-bedknifecontact.
Note:Theadjustmentknobshavedetents
correspondingto0.022mm(0.0009inch)
bedknifemovementforeachindexedposition.
RefertoAdjustingtheBedknifetotheReel
(page9).
2.Testthecuttingperformancebyinsertingalong
stripofcuttingperformancepaper(T oroPartNo.
125-5610)betweenthereelandthebedknife,
perpendiculartothebedknife(Figure7).Slowly
rotatethereelforward;itshouldcutthepaper.
g003323
Figure7
Note:Ifexcessivecontact/reeldragisevident,
eitherbacklap,refacethefrontofthebedknife,
orgrindthecuttingunittoachievethesharp
edgesneededforprecisioncutting;refertoReel
MowerBasics,FormNo.09168SL.
Important:Lightcontactispreferred
atalltimes.Ifyoudonotmaintainlight
contact,thebedknifeandreeledgeswill
notsufcientlyself-sharpenandwilldull
afteraperiodofoperation.Ifyoumaintain
excessivecontact,thebedknifeandreelwill
wearmorequicklyandunevenly,andthe
qualityofcutmaybeadverselyaffected.
Note:Afterextendedrunning,aridgewill
eventuallydevelopatbothendsofthebedknife.
Roundofforlethesenotchesushwiththe
cuttingedgeofthebedknifetoensuresmooth
operation.
Note:Overtime,youwillneedtogrindthe
chamfer(Figure8),asitisonlydesignedtolast
40%ofthebedknifelife.
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