Toro 30403 User manual

FormNo.3425-822RevA
Base62inand72inMower
Groundsmaster®3320/3280-DTractionUnit
ModelNo.30403—SerialNo.403330001andUp
ModelNo.30404—SerialNo.403330001andUp
Registeratwww.Toro.com.
OriginalInstructions(EN)*3425-822*A

ThisproductcomplieswithallrelevantEuropean
directives.Fordetails,pleaseseetheDeclarationof
Incorporation(DOI)atthebackofthispublication.
WARNING
CALIFORNIA
Proposition65Warning
Useofthisproductmaycauseexposure
tochemicalsknowntotheStateof
Californiatocausecancer,birthdefects,
orotherreproductiveharm.
Introduction
Thisrotary-bladelawncuttingunitismountedto
aride-onmachineandisintendedtobeused
byprofessional,hiredoperatorsincommercial
applications.Itisprimarilydesignedforcuttinggrass
onwell-maintainedlawnsinparks,sportselds,
andoncommercialgrounds.Usingthisproductfor
purposesotherthanitsintendedusecouldprove
dangeroustoyouandbystanders.
Readthisinformationcarefullytolearnhowtooperate
andmaintainyourproductproperlyandtoavoid
injuryandproductdamage.Youareresponsiblefor
operatingtheproductproperlyandsafely.
Visitwww.Toro.comforproductsafetyandoperation
trainingmaterials,accessoryinformation,helpnding
adealer,ortoregisteryourproduct.
Wheneveryouneedservice,genuineT oroparts,or
additionalinformation,contactanAuthorizedService
DealerorT oroCustomerServiceandhavethemodel
andserialnumbersofyourproductready.Figure1
identiesthelocationofthemodelandserialnumbers
ontheproduct.Writethenumbersinthespace
provided.
Important:Withyourmobiledevice,youcan
scantheQRcodeontheserialnumberdecal(if
equipped)toaccesswarranty,parts,andother
productinformation.
g243406
Figure1
ModelNo.
SerialNo.
Thismanualidentiespotentialhazardsandhas
safetymessagesidentiedbythesafety-alertsymbol
(Figure2),whichsignalsahazardthatmaycause
seriousinjuryordeathifyoudonotfollowthe
recommendedprecautions.
g000502
Figure2
1.Safety-alertsymbol
Thismanualuses2wordstohighlightinformation.
Importantcallsattentiontospecialmechanical
informationandNoteemphasizesgeneralinformation
worthyofspecialattention.
©2018—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN554202
Contactusatwww.Toro.com.
PrintedintheUSA
AllRightsReserved

Contents
Safety.......................................................................3
GeneralSafety...................................................3
CuttingUnitSafety..............................................3
SafetyandInstructionalDecals..........................5
Setup........................................................................7
1PreparingtheMachine.....................................7
2InstallingaCompletionKit................................7
3InstallingtheCastorWheelAssemblies............8
4InstallingtheLiftArms......................................8
5InstallingtheCuttingUnitsontheLift
Arms...............................................................9
6ConnectingthePTOShafttotheCutting
UnitGearbox.................................................10
7GreasingtheMachine....................................10
ProductOverview....................................................11
Specications...................................................11
Attachments/Accessories..................................11
Operation.................................................................11
AdjustingtheHeight-of-Cut................................11
AdjustingtheCuttingUnitPitch.........................13
AdjustingtheSkids...........................................13
AdjustingtheRollers.........................................14
CorrectingCuttingUnitMismatch.....................14
OperatingTips.................................................15
Maintenance...........................................................16
RecommendedMaintenanceSchedule(s)...........16
DailyMaintenanceChecklist.............................16
Lubrication........................................................17
CheckingtheLubricantintheGearbox..............17
SeparatingtheCuttingUnitfromtheTraction
Unit...............................................................18
MountingtheCuttingUnittotheTraction
Unit...............................................................19
ServicingtheBushingsintheCastor
Arms.............................................................19
ServicingtheCastorWheelsand
Bearings........................................................20
ServicingtheCuttingBlades.............................20
CheckingandCorrectingMismatchof
Blades...........................................................22
ReplacingtheDriveBelt...................................22
CleaningUndertheCuttingUnit........................23
Storage...................................................................23
Safety
Thismachinehasbeendesignedinaccordancewith
ENISO5395:2013andANSIB71.4-2017.
GeneralSafety
Thisproductiscapableofamputatinghandsand
feetandofthrowingobjects.Alwaysfollowallsafety
instructionstoavoidseriouspersonalinjury.
•Readandunderstandthecontentsofthis
Operator’sManualbeforestartingtheengine.
•Useyourfullattentionwhileoperatingthe
machine.Donotengageinanyactivitythat
causesdistractions;otherwise,injuryorproperty
damagemayoccur.
•Donotputyourhandsorfeetnearmoving
componentsofthemachine.
•Donotoperatethemachinewithoutallguards
andothersafetyprotectivedevicesinplaceand
workingonthemachine.
•Keepclearofanydischargeopening.Keep
bystandersandpetsawayfromthemachine.
•Keepchildrenoutoftheoperatingarea.Never
allowchildrentooperatethemachine.
•Parkthemachineonalevelsurface,lowerthe
cuttingunits,disengagethedrives,engagethe
parkingbrake(ifprovided),shutofftheengine,
andremovethekeybeforeleavingtheoperator's
positionforanyreason.
Improperlyusingormaintainingthismachinecan
resultininjury.Toreducethepotentialforinjury,
complywiththesesafetyinstructionsandalways
payattentiontothesafety-alertsymbol,which
meansCaution,Warning,orDanger—personalsafety
instruction.Failuretocomplywiththeseinstructions
mayresultinpersonalinjuryordeath.
Youcanndadditionalsafetyinformationwhere
neededthroughoutthisOperator’sManual.
CuttingUnitSafety
•Thecuttingunitisonlyapartofacomplete
machinewheninstalledonatractionunit.Read
thetractionunitOperator’sManualcarefully
forcompleteinstructionsonthesafeuseofthe
machine.
•Stopthemachine,removethekey,andwaitfor
allmovingpartstostopbeforeinspectingthe
attachmentafterstrikinganobjectorifthereis
anabnormalvibrationinthemachine.Makeall
necessaryrepairsbeforeresumingoperation.
3

•Keepallpartsingoodworkingconditionandall
hardwaretightened.Replaceallwornordamaged
decals.
•Useonlyaccessories,attachments,and
replacementpartsapprovedbyToro.
4

SafetyandInstructionalDecals
Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyarea
ofpotentialdanger.Replaceanydecalthatisdamagedormissing.
decal120-6604
120-6604
1.Thrownobjecthazard—keepbystandersawayfromthe
machine.
2.Cutting/dismembermenthazardofhand,mower
blade—stayawayfrommovingparts,keepallguardsand
shieldsinplace.
3.Cutting/dismembermenthazardoffoot,mowerblade—stay
awayfrommovingparts,keepallguardsandshieldsin
place.
decal93-6697
93-6697
1.ReadtheOperator's
Manual.
2.AddSAE80w-90(API
GL-5)oilevery50hours.
decal93-7818
93-7818
1.Warning—readtheOperator'sManualforinstructionson
torquingthebladebolt/nutto115to149N∙m(85to110
ft-lb).
decal117-4979
117–4979
1.Entanglementhazard,belt—stayawayfrommovingparts,
keepallguardsandshieldsinplace.
decal108-1988
108-1988
1.Beltrouting
decal100-5622
100-5622
1.Height-of-cutadjustment
5

decal108-1986
108-1986
1.Heightofcut
decal115-4505
115-4505
1.Warning—readtheOperator'sManual.
2.Tippinghazard—lowerthecuttingunitwhendrivingdown
slopes.For2wheeldriveunits,adda16kg(35lb)rear
weighttoGM3280Dunitsanda32kg(70lb)rearweightto
GM3320units.For4wheeldrive3280Dunits,adda16
kg(35lb)rearweight.
decal133-8061
133-8061
6

Setup
LooseParts
Usethechartbelowtoverifythatallpartshavebeenshipped.
ProcedureDescriptionQty.Use
1Nopartsrequired–Preparethemachine.
2Completionkit(soldseparately)1Installacompletionkit.
3Castorwheelassembly2Installthecastorwheelassemblies.
Rightliftarm1
Leftliftarm1
Pivotpin2
4Cotterpin2
Installtheliftarms.
Thrustwasher4
Clevispin4
Hairpincotter2
Height-of-cutcollar2
Clevispin2
Hairpincotter2
Bolt(1/2x3/4inch)2
5
Washer2
Installthecuttingunits
6Nopartsrequired–ConnectthePTOshafttothecutting
unitgearbox.
7Nopartsrequired–Greasethemachine.
MediaandAdditionalParts
DescriptionQty.Use
PartsCatalog1
Operator'sManual1Readmaterialbeforeoperation
WARNING
Ifyouleavethekeyintheignitionswitch,
someonecouldaccidentallystarttheengine
andseriouslyinjureyouorotherbystanders.
Removethekeyfromtheignitionswitch
beforeyoudoanymaintenance.
DANGER
IftheengineisstartedandthePTOshaftis
allowedtorotate,seriousinjurycouldresult.
DonotstarttheengineandengagethePTO
leverwhenthePTOshaftisnotconnectedto
thegearboxonthecuttingunit.
Note:Determinetheleftandrightsidesofthe
machinefromthenormaloperatingposition.
1
PreparingtheMachine
NoPartsRequired
Procedure
1.Parkthemachineonalevelsurface.
2.Engagetheparkingbrake.
3.Shutofftheengineandremovethekey.
7

2
InstallingaCompletionKit
Partsneededforthisprocedure:
1Completionkit(soldseparately)
Procedure
Install1ofthefollowing62-inchor72-inchcompletion
kitstothebasedeckusingtheinstructionprovided
inthekit:
•Model30303,72-inchRearDischarge
•Model30304,72-inchGuardian
•Model30305,62-inchRearDischarge
•Model30306,62-inchGuardian
3
InstallingtheCastorWheel
Assemblies
Partsneededforthisprocedure:
2Castorwheelassembly
Procedure
Thethrustwashers,spacers,andtensioningcaps
havebeeninstalledonthecastorwheelspindlesfor
shipping.
1.Removethetensioningcapsfromthespindle
shaftsandslideoffthespacersandthrust
washers(Figure3).
g008866
Figure3
1.Tensioningcap4.Axlemountingholes
2.Spacers5.Castorwheel
3.Thrustwashers
2.Slidethespacersontothecastorspindleto
getthedesiredheight-of-cut;refertoFigure7
andFigure8todeterminethecombinationsof
spacersforthesetting.Slideathrustwasher
ontothespindle,pushthecastorthroughthe
castorarm.Installanotherthrustwasherand
theremainingspacersontothespindleand
installthetensioningcaptosecuretheassembly
(Figure3).
Important:Thethrustwashers,notthe
spacers,mustcontactthetopandbottom
ofthecastorarm.
4
InstallingtheLiftArms
Partsneededforthisprocedure:
1Rightliftarm
1Leftliftarm
2Pivotpin
2Cotterpin
Procedure
1.On1sideofthetractionunit,loosen(donot
remove)thewheelnutssecuringthewheeland
tireassemblytothefrontwheelstuds.
2.Jackupthemachineuntilthefrontwheelisoffof
theoor.Usejackstandsorblockthemachine
topreventitfromaccidentallyfalling.
8

3.Removethewheelnutsandslidethewheeland
tireassemblyoffofthestuds.
4.Mountaliftarmtothepivotbracketwithapivot
pinandacotterpin(Figure4).Mounttheliftarm
withthebendpositionedoutward.
g012393
Figure4
1.Pivotpin3.Pivotbracket
2.Liftarm4.Brakereturnspring
5.Hookthebrakereturnspringtothetabonthe
liftarm(Figure4).
6.Installthewheelandtireassembly.Torquethe
wheelnutsto102to108N·m(75to80ft-lb).
7.Repeattheprocedureontheoppositesideof
themachine.
5
InstallingtheCuttingUnits
ontheLiftArms
Partsneededforthisprocedure:
4Thrustwasher
4Clevispin
2Hairpincotter
2Height-of-cutcollar
2Clevispin
2Hairpincotter
2Bolt(1/2x3/4inch)
2Washer
Procedure
1.Movethecuttingunitintopositioninfrontofthe
tractionunit.
2.MovetheliftlevertotheFLOATposition.Push
aliftarmdownuntiltheholesintheliftarmline
upwiththeholesinthecastorarmbracketand
theheightofcutrodcanbeinsertedintothelift
armpads(Figure5).
3.Securetheliftarmtothecastorarmwith2
thrustwashers,aclevispinandahairpincotter.
Positionthethrustwashersbetweentheliftarm
andthecastorarmbracket(Figure5).Insert
endofcotterpinintotheslotinthecastorarm
tabtoretaincotterpin.
g012229
Figure5
1.Liftarm7.Hairpincotter
2.Castorarmbracket8.Height-of-cutcollar
3.Height-of-cutrod9.Clevispin
4.Liftarmpads10.Hairpincotter
5.Thrustwashers11.Bolt
6.Clevispin
4.Repeattheprocedureontheoppositeliftarm.
5.Startthetractionunitandraisethecuttingunit.
6.Pushdownontherearofthecuttingunitand
inserttheheightofcutrodsthroughtheliftarm
pads.
9

7.Installtheheightofcutcollarsontotheheight
ofcutrodsandsecurewiththeclevispinsand
hairpincotters(Figure5).Positiontheheadof
theclevispintowardthefrontofthedeck,if
possible.
8.Installabolt(1/2x3/4inch)andawashertotop
ofeachheightofcutrod(Figure5).
6
ConnectingthePTOShaft
totheCuttingUnitGearbox
NoPartsRequired
Procedure
1.SlidethemalePTOshaftintothefemalePTO
shaft(Figure6).Alignthemountingholesinthe
gearcaseinputshaftwiththeholesinthePTO
shaftandslidethemtogether.
g012230
Figure6
1.PTOshaft3.Gearcase
2.Boltsandlocknuts4.Rollpin
2.Securethemwitharollpin(Figure6).
3.Tightentheboltsandnuts(Figure6).
7
GreasingtheMachine
NoPartsRequired
Procedure
Beforeoperatingthemachine,itmustbegreasedto
ensureproperlubricatingcharacteristics;referto7
GreasingtheMachine(page10).Failuretoproperly
greasethemachinewillresultinprematurefailureof
criticalparts.
10