Toro Groundsmaster 5910 - Cutting Unit Alignment

CorrectingaMismatch
BetweentheCuttingUnits
Duetodifferencesingrassconditionsandthe
counterbalancesettingofthetractionunit,youshould
cutthegrassandchecktheappearancebeforeyou
beginmowingtheentirearea.
1.Setallcuttingunitstothedesiredheightofcut;
refertoAdjustingtheHeightofCut(page30).
2.Checkandadjustthefrontandreartirepressure.
Note:Thecorrectairpressureinthefronttires
is220kPa(32psi)andthereartiresis207kPa
(30psi).
3.Checkandadjustallcastertirepressuresto340
kPa(50psi).
4.Checktheliftandcounterbalancepressureswith
theenginethrottleatHIGHIDLEusingthetest
ports;refertoInspectingtheHydraulicSystem
TestPorts(page88).
5.Checkforbentblades;refertoCheckingfora
BentBlade(page92).
6.Cutgrassinatestareatodetermineifallcutting
unitsaremowingatthesameheight.
7.Ifyouneedtoadjustacuttingunit,ndaat
surfaceusinga2m(6ft)orlongerstraightedge
toensurethatthesurfaceisat.
8.Toeasemeasuringthebladeplane,raisethe
heightofcuttothehighestposition;referto
AdjustingtheHeightofCut(page30).
9.Lowerthecuttingunitsontotheatsurfaceand
removethecoversfromthetopsofthecutting
units.
WingCuttingUnits
1.Rotatethebladeofeachspindleuntiltheends
faceforwardandbackward.
2.Fortheoutsidebladespindleonly,equallyadjust
theshimsonthefrontcasterforkstomatchthe
desiredheightofcut.
3.Measurefromtheoortothefronttipofthe
mowingblade.
4.Rotatetheblade180°andmeasurefromthe
oortothetipofthemowingblade.
Note:Therearofthebladeshouldbe7.5mm
(0.3inch)higherthanthefront.
Note:Ifyouneedtomakeanadjustment,
adjusttheshimsontherearcasterforks.
MatchingtheHeightofCut
BetweenCuttingUnits
1.Positionthebladesidetosideontheoutside
spindleofbothwingcuttingunits.
2.Measurefromtheoortothetipofthe
cuttingedgeonbothunitsandcomparethe
measurements.
Note:Thesenumbersshouldbewithin3mm
(1/8inch)ofeachother.Makenoadjustment
atthistime.
3.Positionthebladesidetosideontheinside
spindleofthewingcuttingunitandthe
correspondingoutsidespindleofthefrontcutting
unit.
4.Measurefromtheoortothetipofthecutting
edgeontheinsideedgeofthewingcuttingunit
tothecorrespondingoutsideedgeofthefront
cuttingunitandcompare.
Note:Thewingcuttingunitcaster
wheelsshouldremainonthegroundwith
counterbalanceapplied.
Note:Ifyouneedtomakeanadjustmentto
matchthecutbetweenthefrontandwingcutting
unit,makethemtothewingcuttingunitsonly.
5.Iftheinsideedgeofthewingcuttingunitistoo
highrelativetotheoutsideedgeofthefront
cuttingunit,remove1shimfromthebottomof
thefront,insidecasterarmonthewingcutting
unit(Figure28andFigure29).
Note:Checkthemeasurementbetweenthe
outsideedgesofbothwingcuttingunitsandthe
insideedgeofthewingcuttingunittooutside
edgeofthefrontcuttingunitagain.
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