Toro 04475 User manual

FormNo.3361-872RevA
Three-WheelDriveKit
forGreensmaster3250-D
ModelNo.04475
InstallationInstructions
RemovingtheExistingWheel
1.Parkthetractoronalevelsurfaceandsettheparking
brake.TurntheignitionkeytoOfftostopthe
engine.Removethekey.
Accidentalstartingoftheenginecouldseriously
injureyouorotherbystanders.
Removethekeyfromtheignitionswitchbefore
youdoanymaintenance.
2.Lifttherearofthetractionunitandremovethetire
assemblyfromthecastorfork.
3.Removethewheelhubassemblyfromthetire
assembly.Retainthelugnuts.
4.Removetheadapterplatesfromthecastorfork.
5.Removethegreasettingfromthemotorandhub
assembly(Figure1).
G0101 17
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Figure1
1.Motorandhubassembly5.Relubeangette
2.Greasetting6.Setscrew
3.Standardangette7.AdapterPlate
4.Bearing
ModifytheCastorFork
Note:Ifthetractionunithasaserialnumberpriorto
269999999,thecastorwheelforkmustbemodied.If
themodicationisrequired,aDrillGuide,ToroPart
No.112–0256–01mustbeobtainedfromyourlocal
authorizedToroDistributor.Ifamodicationisnot
required,proceedtoInstallMotorandHubAssembly.
1.Mountthedrillguidetotherightsideofthecastor
forkwith(2)5/16x3inchbolts,(4)3/8x7/8
washersandnuts.Positionthecomponentsas
showninFigure2.
G0101 18
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Figure2
1.Drillguide
2.Usingremainingholeindrillguide,enlargeholein
castorforkto9/16inch.
Important:Itishighlyrecommendedthata
neworrecentlysharpened9/16inchdrillbit
beused.Proceedslowlywhendrilling.Donot
useexcessiveforcewhendrillingasjamming
mayoccur.
3.Movethefastenerstotheotherholesinthedrill
guideandrepeattheprocessuntilall(3)holesare
enlarged.
InstallingtheMotorandHub
Assembly
1.Removethegreasettingfromthenewmotorand
hubassembly(Figure3).
2.Mountthetireassemblytothemotorandhub
assemblywith4lugnuts.Torquelugnutsto70to
90ft-lb(95to122N-m).
3.Re-installthegreasettingtothehubassembly,
pointingitawayfromtire.
4.Insertangettesandbearingontoendofmotor
shaftasshowninFigure3.
©2008—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420
Registeratwww.Toro.com.OriginalInstructions(EN)
PrintedintheUSA.
AllRightsReserved

G0101 19
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45
Figure3
1.Motorandhubassembly4.Spacermount
2.Flangettesw/bearing5.Decal(2)
3.Adapterplate
5.Mountthe(2)straightttingstothesideofthe
motorassembly(Figure3).
Note:MakesureallO-ringsarelubricatedandin
positionbeforeinstallingttings.
6.Positionthemotorhub,angetteswithbearing,
adapterplateandtireassemblyintocastorfork.
Ensurethatportsonmotorfacerearward(Figure3).
7.Looselysecuremotortotheinsideofcasterfork
with(2)socket-headscrewsand(2)nuts(Figure3).
8.Tightenmotorscrewsto100ft-lbs(135N-m).
9.Looselyassembleangetteswithbearingtoinsideof
castorforkwith(3)new3/8x2inchscrews,adapter
plate,spacermount,(3)13/32x13/16hardened
washersand(3)3/8inchlocknuts.
Important:Makesurenoradialloadisputon
themotorshaft.
Note:Thegreasettingmustbeinthedownward
positionontheangette(Figure3).
10.Tightentheangettescrewsto40ft-lbs(55N-m).
Note:Failuretocarefullyfollowtheaboveassembly
sequencemayresultinprematuremotorsealand
bearingfailure.
11.Applyathread-lockingadhesive(suchasLoctite®)
tobearingsetscrewsandtorqueto80to100in-lb
(9to11N-m).
12.Verifyoverrunningbearingoperation:Thetire
shouldrollfreelyforward,butengagewheelmotor
whenrolledbackward.
13.Lowerrearoftractionunittoground.
14.GreaseallttingswithNo.2generalpurpose
lithium-basedgrease.
15.Applyadecaltoeachsideofcasterfork(Figure3).
InstallingtheHoses
1.UsingthedimensionsshowninFigure4,locate,
mark,anddrill4holes(9/32inchdiameter)intothe
right-handframetube.
11
1/4 in.
11
1/4 in.
1 1/16 in.1 1/16 in.
G010120
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Figure4
1.Right-handframetube
2.Securethehoseclampbracketstotheframeas
showninFigure5with4selftappingscrews.
G010121
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Figure5
1.Hoseclampbracket
3.Disconnectthelowerhydrostathosefromthe
hydrostat(Figure6)andfromtheupperbulkheadtee
ttingtothefrontwheelmotors(Figure7).Remove
anddiscardit.
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G010122
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Figure6
1.Hydrostathose(upper)
4.Connectthe90degreettingendofthenew
(shortest)hosetothelowerportofthehydrostat.
Routethehosethroughthelowerpositioninthe
hoseclamps,behindcastorfork,andtothelower
portoftherearwheelmotor.
G010123
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Figure7
1.Upperbulkheadteetting
5.Connectthe90degreettingendofthenew
hydraulichose(longesthose)totheopenupper
bulkheadteetting.Routethehosethroughthe
upperpositioninthehoseclamps,behindthecastor
fork,andtotheupperportintherearwheelmotor.
6.Securethehoseendstothettings.
7.Securethehosestogetherattherearoftheunitwith
acabletie.
8.Turnthesteeringforkfullysidetosidetocheckfor
properhoseexandposition.Thehosesshould
notrubonthetanks,steeringfork,orsteering
hoses.Notethatthehoseclampbracketsareslotted
verticallytoallowforadjustment.Securethehoses
inthebrackets.
9.GreaseallttingswithNo.2GeneralPurpose
LithiumBasedgrease.
InstallingtheSeatBelts
1.Installeachendoftheseatbelttotheholesin
thebackoftheseatwithscrews(7/16x1inch)
andlockwashers(7/16inch)(Figure8).Tighten
themsecurely.Thelatchsideofthebeltshouldbe
mountedtotheleftsideoftheseat.
Note:Whenoperatingthemachine,alwaysusethe
seatbeltandROPStogether.
G010124
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Figure8
1.Seatbelt3.Seatpin
2.Lynchpin4.Seatsupport
2.Installthelynchpinintotheseatpintosecurethe
seatsupport(Figure8).
InstallingtheROPS
1.LowertheROPSframeontothemountingbrackets,
aligningthemountingholesasshowninFigure9.
Note:ToallowinstallationoftheROPSmounting
nutontherightsideofthemachine,thedouble
clampholdingthesteeringcylinderhosesnexttothe
ROPSsupportmustberotated180degrees.
2.Secureeachsideoftherollbartothemounting
bracketswith2bolts(5/8x4-1/2inch)andlocknuts.
Torquethefastenersto135-165ft-lb(183-224N-m).
Note:Whenoperatingthemachine,alwaysusethe
seatbeltandROPStogether.
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G010125
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Figure9
1.ROPS
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Schematics
G010139
HydraulicSchematic(Rev.B)
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Notes:
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Notes:
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