Toro 74939 - Servicing the Cutting Blades

12.Ifthefrontdecklinksdonothaveenoughadjustment
toachieveaccuratecutheight,thesinglepoint
adjustmentcanbeutilizedtogainmoreadjustment.
13.Toadjustthesinglepointsystem,loosenthe2boltsat
thebottomoftheheightofcutplate.RefertoFigure
93.
1
g017029
Figure93
1.Boltsatthebottomoftheheight-of-cutplate.
14.Ifthedeckistoolow,tightenthesinglepoint
adjustmentboltbyrotatingitclockwise.Ifthedeckis
toohigh,loosenthesinglepointadjustmentboltby
rotatingitcounterclockwise(Figure94).
Note:Loosenortightensinglepointadjustmentbolt
enoughtomovetheheight-of-cutplatemountingbolts
atleast1/3thelengthoftheavailabletravelintheir
slots.Thiswillregainsomeupanddownadjustment
oneachofthe4decklinks.
g017036
Figure94
1.Singlepointadjustmentbolt
15.Tightenthe2boltsatthebottomoftheheightofcut
plate(Figure93).
16.Torqueto27-33ft-lb(37-45N-m).
Note:Inmostconditions,thebackbladetipshould
beadjusted6.4mm(1/4inch)higherthanthefront.
17.Onbothsidesofthedeck,measurefromthelevel
surfacetothebacktipoftheblade(PostionB).The
measurementshouldread8.3cm(31/4inches)(Figure
90).
18.Fine-tunetheadjustmentnutonthefrontdecklift
assemblybyturningit(Figure91).
Toincreasetheheight,turntheadjustmentnut
clockwise;todecrease,turnitcounterclockwise.
19.Adjustandmeasureuntilall4sidesarethecorrect
height.
20.Tightenallofthejamnutsonthedeckliftarm
assemblies.
21.Lowerthedischargechute.
ServicingtheCuttingBlades
Maintainsharpbladesthroughoutthecuttingseasonbecause
sharpbladescutcleanlywithouttearingorshreddingthegrass
blades.Tearingandshreddingturnsgrassbrownattheedges,
whichslowsgrowthandincreasesthechanceofdisease.
Checkthecutterbladesdailyforsharpness,andforany
wearordamage.Filedownanynicksandsharpenthe
bladesasnecessary.Ifabladeisdamagedorworn,replace
itimmediatelywithagenuineTororeplacementblade.For
convenientsharpeningandreplacement,youmaywantto
keepextrabladesonhand.
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