Figure24
3.Toadjustdistance,locateadjusterboltonrearpivot
linkofcuttingunit(Figure25).Loosenjamnuton
adjusterbolt.Loosenortightenadjusterboltsuntil
0.38-0.62inch(10-16mm)clearanceisattained,
thentightenjamnut.
4.Repeatprocedureonoppositesideofcuttingdeck.
Figure25
1.Adjusterbolt2.Jamnut
CorrectingMismatchBetweenCutting
Units
Duetodifferencesingrassconditionsandthe
counterbalancesettingofthetractionunit,itisadvised
thatgrassbecutandappearancecheckedbeforeformal
cuttingisstarted.
1.Setallcuttingunitstothedesiredheightofcut;
refertoAdjustingtheHeightofCuttablein
Specications,page17.
2.Checkandadjustfrontandreartractortirepressure
to25-30psi(172-207kPa).
3.Checkandadjustallcastortirepressuresto50psi
(345kPa).
4.Checkchargeandcounterbalancepressures
withengineathighidleusingtestportsdened
inHydraulicSystemsTestPorts.Adjust
counterbalancesettingtobe230psi(1585kPa)
higherthanchargepressurereading.
5.Checkforbentblades;refertoCheckingforaBent
BladeprocedureinMowerMaintenance,page50.
6.Cutgrassinatestareatodetermineifallcutting
unitsarecuttingatthesameheight.
7.Ifcuttingunitadjustmentsarestillneeded,ndaat
surfaceusinga6foot(2m)orlongerstraightedge.
8.Toeasemeasuringbladeplane,raisetheheightof
cuttothehighestposition;refertoAdjustingthe
HeightofCut.
9.Lowercuttingunitsontotheatsurface.Remove
thecoversfromthetopofthecuttingunits.
10.Loosentheangenut,securingtheidlerpulley,to
releasethebelttensiononeachcuttingunit.
CenterCuttingUnitSetup
Rotatebladeoneachspindleuntiltheendsfaceforward
andbackward.Measurefromtheoortothefront
tipofthecuttingedge.Adjust1/8inchshimson
frontcastorfork(s)tomatchheightofcuttodecal
(Figure26);refertoAdjustingtheCuttingUnitPitch
procedureinMowerMaintenance,page50.
Figure26
1.Castorwheel4.Shims
2.Tensioningcap5.Axlemountingholes
3.Spacers
WingCuttingUnitSetup
Rotatebladeofeachspindleuntiltheendsfaceforward
andbackward.Measurefromtheoortothefront
tipofthecuttingedge.Adjust1/8inchshimson
frontcastorarm(s)tomatchheightofcuttodecal
26