Toro 30555 User manual

FormNo.3383-271RevA
52inSideDischargeMower
Groundsmaster®200,3320and3280-D
SeriesTractionUnit
ModelNo.30555—SerialNo.314000001andUp
Registeratwww.Toro.com.
OriginalInstructions(EN)*3383-271*A

ThisproductcomplieswithallrelevantEuropeandirectives,
fordetailspleaseseetheseparateproductspecicDeclaration
ofConformity(DOC)sheet.
WARNING
CALIFORNIA
Proposition65Warning
Thisproductcontainsachemicalorchemicals
knowntotheStateofCaliforniatocausecancer,
birthdefects,orreproductiveharm.
Introduction
Thisrotary-bladelawncuttingdeckismountedtoaride-on
machineandisintendedtobeusedbyprofessional,hired
operatorsincommercialapplications.Itisprimarilydesigned
forcuttinggrassonwell-maintainedlawnsinparks,sports
elds,andoncommercialgrounds.Itisnotdesignedfor
cuttingbrush,mowinggrassandothergrowthalongside
highways,orforagriculturaluses.
Readthisinformationcarefullytolearnhowtooperateand
maintainyourproductproperlyandtoavoidinjuryand
productdamage.Youareresponsibleforoperatingthe
productproperlyandsafely.
YoumaycontactTorodirectlyatwww .Toro.comforproduct
andaccessoryinformation,helpndingadealer,ortoregister
yourproduct.
Wheneveryouneedservice,genuineToroparts,oradditional
information,contactanAuthorizedServiceDealerorToro
CustomerServiceandhavethemodelandserialnumbers
ofyourproductready.Themodelandserialnumbersare
stampedintoaplatelocatedonthecarrierframebehindthe
rightfrontcastorwheel.Writethenumbersinthespace
provided.
ModelNo.
SerialNo.
Thismanualidentiespotentialhazardsandhassafety
messagesidentiedbythesafetyalertsymbol(Figure1),
whichsignalsahazardthatmaycauseseriousinjuryordeath
ifyoudonotfollowtherecommendedprecautions.
Figure1
1.Safetyalertsymbol
Thismanualuses2otherwordstohighlightinformation.
Importantcallsattentiontospecialmechanicalinformation
andNoteemphasizesgeneralinformationworthyofspecial
attention.
©2013—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN554202
Contactusatwww.Toro.com.
PrintedintheUSA.
AllRightsReserved

Contents
Introduction..................................................................2
Safety...........................................................................3
SafeOperatingPractices...........................................3
ToroMowerSafety..................................................5
SafetyandInstructionalDecals.................................6
Setup............................................................................8
1InstallingtheLiftArms..........................................8
2InstallingtheCarrierFrame....................................9
3InstallingtheCuttingUnit.....................................10
4InstallingtheCEDecal.........................................11
5InstallingRearWeight...........................................11
ProductOverview.........................................................12
Specications........................................................12
Attachments/Accessories........................................12
Operation....................................................................12
AdjustingtheHeight-of-Cut....................................12
AdjustingtheRollers...............................................12
CheckingtheGearBoxLubricant.............................13
AdjustingWeightTransfer.......................................13
UsingtheGrassDeector.......................................13
Maintenance.................................................................14
Lubrication............................................................14
SeparatingtheCuttingUnitfromtheTraction
Unit..................................................................15
ServicingtheBushingsintheCastorArms.................15
ServicingtheCastorWheelandBearing.....................15
CheckingforaBentBlade........................................16
RemovingtheCuttingBlade.....................................16
InspectingandSharpeningtheBlade.........................17
CheckingandCorrectingMismatchof
Blades...............................................................18
ReplacingtheGrassDeector..................................19
AdjustingtheIdlerPulley........................................19
ReplacingtheDriveBelt..........................................19
Troubleshooting...........................................................21
Safety
ThismachinemeetsorexceedsCENstandardEN836:1997,
ISOstandard5395:1990,andANSIB71.4-2004specications
ineffectatthetimeofproduction.
Improperuseormaintenancebytheoperatororownercan
resultininjury.Toreducethepotentialforinjury,comply
withthesesafetyinstructionsandalwayspayattentiontothe
safetyalertsymbol,whichmeansCAUTION,WARNING,or
DANGER-"personalsafetyinstruction."Failuretocomply
withtheinstructionmayresultinpersonalinjuryordeath.
SafeOperatingPractices
ThefollowinginstructionsareadaptedfromtheCEN
standardEN836:1997,ISOstandard5395:1990,andANSI
B71.4-2012.
Training
•Readtheoperator'smanualandothertrainingmaterial
carefully.Befamiliarwiththecontrols,safetysigns,and
theproperuseoftheequipment.Iftheoperatoror
mechaniccannotreadthelanguageofthismanual,itis
theowner'sresponsibilitytoexplainthismaterialtothem.
•Becomefamiliarwiththesafeoperationoftheequipment,
operatorcontrols,andsafetysigns.
•Alloperatorsandmechanicsshouldbetrained.The
ownerisresponsiblefortrainingtheusers
•Neverletchildrenoruntrainedpeopleoperateorservice
theequipment.Localregulationsmayrestricttheageof
theoperator.
•Theowner/usercanpreventandisresponsiblefor
accidentsorinjuriesoccurringtohimselforherself,other
people,orproperty.
SafeHandlingofFuels
•Toavoidpersonalinjuryorpropertydamage,use
extremecareinhandlinggasoline.Gasolineisextremely
ammableandthevaporsareexplosive.
•Extinguishallcigarettes,cigars,pipes,andothersources
ofignition.
•Useonlyanapprovedfuelcontainer.
•Neverremovefuelcaporaddfuelwiththeengine
running.
•Allowenginetocoolbeforerefueling.
•Neverrefuelthemachineindoors.
•Neverstorethemachineorfuelcontainerwherethereis
anopename,spark,orpilotlightsuchasonawater
heateroronotherappliances.
•Neverllcontainersinsideavehicleoronatruckor
trailerbedwithaplasticliner.Alwaysplacecontainerson
thegroundawayfromyourvehiclebeforelling.
3

•Removeequipmentfromthetruckortrailerandrefuelit
ontheground.Ifthisisnotpossible,thenrefuelsuch
equipmentwithaportablecontainer,ratherthanfroma
fueldispensernozzle.
•Keepthenozzleincontactwiththerimofthefueltank
orcontaineropeningatalltimesuntilfuelingiscomplete.
Donotuseanozzlelockopendevice.
•Iffuelisspilledonclothing,changeclothingimmediately.
•Neveroverllfueltank.Replacefuelcapandtighten
securely.
Preparation
•Evaluatetheterraintodeterminewhataccessoriesand
attachmentsareneededtoproperlyandsafelyperform
thejob.Onlyuseaccessoriesandattachmentsapproved
bythemanufacturer.
•Wearappropriateclothingincludinghardhat,safety
glassesandearprotection.Longhair,looseclothingor
jewelrymaygettangledinmovingparts.
•Inspecttheareawheretheequipmentistobeusedand
removeallobjectssuchasrocks,toysandwirewhichcan
bethrownbythemachine.
•Checkthatoperator'spresencecontrols,safetyswitches
andshieldsareattachedandfunctioningproperly.Donot
operateunlesstheyarefunctioningproperly.
Operation
•Neverrunanengineinanenclosedarea.
•Onlyoperateingoodlight,keepingawayfromholesand
hiddenhazards.
•Besurealldrivesareinneutralandparkingbrakeis
engagedbeforestartingengine.Onlystartenginefrom
theoperator'sposition.Useseatbeltsifprovided.
•Slowdownanduseextracareonhillsides.Besureto
travelintherecommendeddirectiononhillsides.Turf
conditionscanaffectthemachine'sstability.Usecaution
whileoperatingneardrop-offs.
•Slowdownandusecautionwhenmakingturnsandwhen
changingdirectionsonslopes.
•Neverraisedeckwiththebladesrunning.
•Neveroperatewithguardsnotsecurelyinplace.Be
sureallinterlocksareattached,adjustedproperly,and
functioningproperty.
•Donotchangetheenginegovernorsettingoroverspeed
theengine.
•Stoponlevelground,lowerthecuttingunits,disengage
drives,engageparkingbrake(ifprovided),shutoffengine
beforeleavingtheoperator'spositionforanyreason.
•Stopequipmentandinspectthebladesafterstriking
objectsorifanabnormalvibrationoccurs.Make
necessaryrepairsbeforeresumingoperations.
•Keephandsandfeetawayfromthecuttingunits.
•Lookbehindanddownbeforebackinguptobesureof
aclearpath.
•Nevercarrypassengersandkeeppetsandbystanders
away.
•Slowdownandusecautionwhenmakingturnsand
crossingroadsandsidewalks.Stopbladesifnotmowing.
•Donotoperatethemowerundertheinuenceofalcohol
ordrugs.
•Lightningcancausesevereinjuryordeath.Iflightning
isseenorthunderisheardinthearea,donotoperate
themachine;seekshelter.
•Usecarewhenloadingorunloadingthemachineintoa
trailerortruck.
•Usecarewhenapproachingblindcorners,shrubs,trees,
orotherobjectsthatmayobscurevision.
•Theoperatorshallturnonashingwarninglights,if
provided,whenevertravelingonapublicroad,except
wheresuchuseisprohibitedbylaw .
MaintenanceandStorage
•Disengagedrives,lowerthecuttingunits,movetraction
pedaltoNeutral,setparkingbrake,stopengineand
removekey.Waitforallmovementtostopbefore
adjusting,cleaningorrepairing.
•Cleangrassanddebrisfromcuttingunits,drives,mufer.
Letenginecoolbeforestoringanddonotstorenear
ames,andenginetohelppreventres.Cleanupoilor
fuelspillage.
•Letenginecoolbeforestoringanddonotstorenear
ame.
•Shutofffuelwhilestoringortransporting.Donotstore
fuelnearamesordrainindoors.
•Parkmachineonlevelground.Neverallowuntrained
personneltoservicemachine.
•Usejackstandstosupportcomponentswhenrequired.
•Carefullyreleasepressurefromcomponentswithstored
energy.
•Disconnectbatterybeforemakinganyrepairs.Disconnect
thenegativeterminalrstandthepositivelast.Reconnect
positiverstandnegativelast.
•Usecarewhencheckingblades.Wrapthebladesor
weargloves,andusecautionwhenservicingthem.Only
replaceblades.Neverstraightenorweldthem.
•Keephandsandfeetawayfrommovingparts.Ifpossible,
donotmakeadjustmentswiththeenginerunning.
•Chargebatteriesinanopenwellventilatedarea,away
fromsparkandames.Unplugchargerbeforeconnecting
ordisconnectingfrombattery.Wearprotectiveclothing
anduseinsulatedtools.
•Keepallpartsingoodworkingconditionandallhardware
tightened.Replaceallwornordamageddecals.
4

Hauling
•Usecarewhenloadingorunloadingthemachineintoa
trailerortruck.
•Usefullwidthrampsforloadingmachineintotraileror
truck.
•Tiethemachinedownsecurelyusingstraps,chains,cable,
orropes.Bothfrontandrearstrapsshouldbedirected
downandoutwardfromthemachine
ToroMowerSafety
ThefollowinglistcontainssafetyinformationspecictoToro
productsorothersafetyinformationthatyoumustknowthat
isnotincludedintheCEN,ISO,orANSIstandard.
Thisproductiscapableofamputatinghandsandfeetand
throwingobjects.Alwaysfollowallsafetyinstructionsto
avoidseriousinjuryordeath.
Useofthisproductforpurposesotherthanitsintendeduse
couldprovedangeroustouserandbystanders.
•Knowhowtostoptheenginequickly.
•Donotoperatethemachinewhilewearingtennisshoes
orsneakers.
•Wearingsafetyshoesandlongpantsisadvisableand
requiredbysomelocalordinancesandinsurance
regulations.
•Handlefuelcarefully.Wipeupanyspills.
•Checkthesafetyinterlockswitchesdailyforproper
operation.Ifaswitchshouldfail,replacetheswitch
beforeoperatingthemachine.
•Usingthemachinedemandsattention.Topreventloss
ofcontrol:
–Donotdriveclosetosandtraps,ditches,creeks,
embankments,orotherhazards.
–Avoidsuddenstopsandstarts.
–Whennearorcrossingroads,alwaysyieldthe
right-of-way.
–Lowerthecuttingunitwhengoingdownslopes.
•Thegrassdeectormustalwaysbeinstalledandinthe
lowestpositiononthesidedischargecuttingunit.Never
operatethemowerwithoutthedeectororentiregrass
collector.
•Ifthecuttingunitdischargeareaeverplugs,shutthe
engineoffbeforeremovingtheobstruction.
•Cutgrassslopescarefully.Donotstart,stop,orturn
suddenly.
•Donottouchtheengineormuferwhiletheengineis
runningorsoonafterithasstoppedbecausetheseareas
couldbehotenoughtocauseburns.
MaintenanceandStorage
•Checktheblademountingboltsfrequentlytobesurethat
theyaretightenedtospecication.
•Makesurethatallhydrauliclineconnectorsaretightand
allhydraulichosesandlinesareingoodconditionbefore
applyingpressuretothesystem.
•Keepyourbodyandhandsawayfrompinholeleaksor
nozzlesthatejecthydraulicuidunderhighpressure.
Usepaperorcardboard,notyourhands,tosearchfor
leaks.Hydraulicuidescapingunderpressurecanhave
sufcientforcetopenetratetheskinandcauseserious
injury.
•Beforedisconnectingorperforminganyworkonthe
hydraulicsystem,allpressureinthesystemmustbe
relievedbystoppingtheengineandloweringthecutting
unitstotheground.
•Iftheenginemustberunningtoperformamaintenance
adjustment,keephands,feet,clothing,andanypartsof
thebodyawayfromthecuttingunits,attachments,and
anymovingparts.Keepeveryoneaway.
•Donotoverspeedtheenginebychanginggovernor
settings.Toensuresafetyandaccuracy,havean
AuthorizedToroDistributorcheckthemaximumengine
speedwithatachometer.
•Theenginemustbeshutoffbeforecheckingtheoilor
addingoiltothecrankcase.
•Makesurethatthemowerfueltankisemptyifthe
machineistobestoredinexcessof30days.Donotstore
themowernearanyopenameorwheregasolinefumes
maybeignitedbyaspark.
•Performonlythosemaintenanceinstructionsdescribed
inthismanual.Ifmajorrepairsareeverneededor
ifassistanceisdesired,contactanAuthorizedToro
Distributor.
•Tomakesureofoptimumperformanceandcontinued
safetycerticationofthemachine,useonlygenuineToro
replacementpartsandaccessories.Replacementparts
andaccessoriesmadebyothermanufacturerscouldbe
dangerous,andsuchusecouldvoidtheproductwarranty.
5

SafetyandInstructionalDecals
Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyareaofpotential
danger.Replaceanydecalthatisdamagedorlost.
107-2916
1.Removetheignitionkeyandreadthe
Operator'sManualbeforeservicingor
performingmaintenance.
2.Thrownobjecthazard—donotoperate
themowerwiththedeectorupor
removed,keepthedeectorinplace;
keepbystandersasafedistancefrom
themachine.
3.Cutting/dismembermenthazardof
handorfoot,mowerblade—stayaway
frommovingparts.
120-6604
1.Thrownobjecthazard—keepbystandersawayfromthe
machine.
2.Cutting/dismembermenthazardofhand,mower
blade—stayawayfrommovingparts,keepallguardsand
shieldsinplace.
3.Cutting/dismembermenthazardoffoot,mowerblade—stay
awayfrommovingparts,keepallguardsandshieldsin
place.
93-6697
1.ReadtheOperator's
Manual.
2.AddSAE80w-90(API
GL-5)oilevery50hours.
105-9551
2WD:GM 228D = 0
GM 225 = 25 kg(55 lbs)
4WD:0
107-2908
1.Thrownobjecthazard—keepbystandersasafedistance
fromthemachine.
2.Thrownobjecthazard—donotoperatethemowerwiththe
deectoruporremoved,keepthedeectorinplace.
3.Cutting/dismembermenthazardofhandorfoot,mower
blade—stayawayfrommovingparts.
6

105-9551
2WD:GM 228D = 0
GM 225 = 25 kg(55 lbs)
4WD:0
105–9551
1.Warning—readthe
Operator'sManual.
2.Lowerthecuttingdeck
whentravelingdown
slopes.GM225unites
require25kg(55lbs)of
rearweight.GM228Dand
four-wheeldriveunitsdo
notrequirerearweight.
93-7818
1.Warning—readtheOperator'sManualforinstructionson
torquingthebladebolt/nutto115-149N-m(85-110ft-lb).
93–7819
1.Removetheignitionkeyandreadtheinstructionsbefore
servicingorperformingmaintenance.
2.Height-of-cut
99-5171
117–4979
1.Entanglementhazard,belt—stayawayfrommovingparts,
keepallguardsandshieldsinplace.
107-2915
1.Entanglementhazard,shaft-keepbystandersasafe
distancefromthemachine.
107-2926
1.Cutting/dismembermenthazard,impeller—stayawayfrom
movingparts.
2.Thrownobjecthazard—keepbystandersasafedistance
fromthemachine.
7

Setup
LooseParts
Usethechartbelowtoverifythatallpartshavebeenshipped.
ProcedureDescriptionQty.Use
Right-handliftarm1
Left-handliftarm1
Spacer4
Pivotpin2
1
Cotterpin(5/32x1-3/4inches)2
Installtheliftarms.
Rearcradle2
Spacer2
Bolt(3/8x2inches)6
Flangenut(3/8inch)6
2
Bolt(1/2x1-1/2inches)3
Installthecarrierframe.
Clevispins4
Hairpincotter4
3Cushionshim3
Installthecuttingunit.
4Decal1ApplyforCEcompliance.
5Nopartsrequired–Installrearweight.
MediaandAdditionalParts
DescriptionQty.Use
PartsCatalog1
Operator'sManual1Reviewthematerialandsaveinanappropriateplace:
DANGER
IftheengineisstartedandthePTOshaftisallowed
torotate,seriousinjurycouldresult.
DonotstarttheengineandengagethePTOlever
whenthePTOshaftisnotconnectedtothegear
boxonthecuttingunit.
Note:Determinetheleftandrightsidesofthemachine
fromthenormaloperatingposition.
Note:Wheninstallingthe52inchdeckontoa
Groundsmaster200Seriestractionunit,theWeightTransfer
Kit,ToroPartNumber70-8090mustbeinstalled.
1
InstallingtheLiftArms
Partsneededforthisprocedure:
1Right-handliftarm
1Left-handliftarm
4Spacer
2Pivotpin
2Cotterpin(5/32x1-3/4inches)
Procedure
1.Ononesideofthetractionunit,loosen(donot
remove)thewheelnutssecuringthewheelandtire
assemblytothefrontwheelstuds.
8

2.Jackupthemachineuntilthefrontwheelisoffofthe
oor.Usejackstandsorblockthemachinetoprevent
itfromaccidentallyfalling.
3.Removethewheelnutsandslidethewheelandtire
assemblyoffofthestuds.
4.Mountaliftarmtothepivotbracketwith2spacers,
apivotpin,andacotterpin(5/32x1-3/4inches).
Mounttheliftarmwiththebendpositionedoutward
(Figure2).
2G010540
12
3
4
Figure2
1.Liftarm3.Pivotbracket
2.Spacer(2)4.Pivotpin
5.Mounttherearoftheliftarmtotheliftcylinderwitha
pivotpinand2cotterpins(suppliedwiththetraction
unit)(Figure3).
G010541
1
2
33
Figure3
1.Cylinderpin3.Cotterpin
2.Cylinderend
6.Removethecotterpinsfromtheclevispinsholding
thebrakestrutsandyokestogether,anddiscardthe
cotterpins.Keepingtheclevispininplace,installthe
shortendofthespringintotheholeintheclevispinto
retainthepartstogether.Connecttheotherendofthe
springstotheslottedholesintheliftarms(Figure4).
G010542
1
2
Figure4
1.Brakereturnspring2.Slottedhole
7.Repeattheprocedureontheoppositesideofthe
machine.
2
InstallingtheCarrierFrame
Partsneededforthisprocedure:
2Rearcradle
2Spacer
6Bolt(3/8x2inches)
6Flangenut(3/8inch)
3Bolt(1/2x1-1/2inches)
Procedure
Note:GreasethecastorwheelshaftwithNo.2greaseafter
installingandafterinitialoperationofthemachine.
1.Carrierframeisshippedupsidedown.Turnframe
overbeforeinstallation.
2.Removethelynchpinand2thrustwashersshippedon
eachcastorwheelassembly.Leave2thrustwasherson
eachshaft,inserttheshaftsintotheframemounting
tube,andinstallthethrustwashersandlynchpin
(Figure5).
9

G010543
1
2
3
4
Figure5
1.Castorwheelassembly3.Thrustwashers
2.Carrierframe4.Lynchpin
3.Mountarearcradletoeachliftarmwith3bolts(3/8x
2inches),spacers,andangenutsasshowninFigure6.
Figure6
1.Liftarm3.Rearcradle
2.Carrierframe4.Spacer
Note:Iftherearcradlemountingholesarenotin
theliftarms,usethedimensionsshowninFigure7to
locate,mark,anddrillthe3holes(10.31mm(13/32
inch)diameter)requiredineachliftarm.
G010545
1
2
3
4
5
6
Figure7
1.31.75mm(1.250inches)4.12.7mm(0.500inch)
2.62mm(2.438inches)5.25.4mm(1.000inch)
3.(12.7mm(0.500inch)6.10.31mm(0.406inch)
diameter(3)
4.Slidethecarrierframeontotheliftarmsaligningthe
mountingholes.Secureeachsideofthecarrierframe
totheliftarmswith3bolts(1/2x1-1/2inches).
Torquetheboltsto95-108N-m(70-80ft-lb)(Figure6).
3
InstallingtheCuttingUnit
Partsneededforthisprocedure:
4Clevispins
4Hairpincotter
3Cushionshim
Procedure
1.MakesurethatthePTOshaftonthetractionunit
clearsthecuttingunitframe,engagetheparkingbrake,
putthetractionpedalinneutral,thePTOleverinthe
Offposition,starttheengine,andraisetheframe.
2.Stopengineandslidethecuttingunitundertheframe.
3.Removethe2boltsandlockwasherssecuringthePTO
guardmountingbracketstothegearbox(Figure8).
Retainthefastenersforfutureinstallation.
10

Figure8
1.PTOguard2.Gearbox
4.SlidethePTOshaftguardontothePTOshaft,
positioningtheguardasshowninFigure8.
5.SlidethemalePTOshaftintothefemalePTOshaft.
AlignthegearcaseinputshaftwiththePTOshaftand
slidethemtogether.Securethemwiththerollpinand
tightentheboltsandlocknuts.
6.AttachthePTOshaftguardtothegearboxwiththe2
boltsandlockwasherspreviouslyremoved.
7.Lowerthecarrierframeandinstall4clevispins
throughthedesiredheight-of-cutbracketholesand
framebrackets.Secureall4pinswithhairpincotters
(Figure9).
Note:OntheGM3280-Dand3320theenginemust
bestartedtolowerthecarrierframe.
Figure9
1.25mm(1inch)6.89mm(3-1/2inches)
2.38mm(1-1/2inches)7.102mm(4inches)
3.51mm(2inches)8.Grassdeector
4.64mm(2-1/2inches)9.Springhinges
5.76mm(3inches)
8.Checktomakesurethatthefrontheight-of-cutpinsare
restingproperlyontheframecushions(Figure10).If
thepinsarenotrestingproperly,placeashimorshims
underthecushiontoraiseitforproperalignment.
Figure10
1.Framecushions
4
InstallingtheCEDecal
Partsneededforthisprocedure:
1Decal
Procedure
ApplythedealtothecuttingunitforCEcompliance
5
InstallingRearWeight
NoPartsRequired
Procedure
TwoWheelDriveGroundsmaster200Series,3280-D,and
3320tractionunitscomplywiththeANSIB71.4-2004
Standardwhenequippedwithrearweight.Refertothe
chartinthetractionunitOperator'sManualtodeterminethe
combinationsofweightrequired.Orderthepartsfromyour
localAuthorizedToroDistributor.
FourWheelDriveGroundsmaster200Seriesand3280-D
tractionunitsdonotneedadditionalrearweighttocomply
withtheANSIB71.4-2004Standard.
11

ProductOverview
Specications
Note:Specicationsanddesignaresubjecttochange
withoutnotice.
Widthof
Cut
1.314m(51-3/4inches)
Height
ofCut
Adjustablefrom25to102mm(1to4inches)in1/2
inch(13mm)increments
Blade
Tip
Speed
15,525ft/minute@3250engineRPM
Cutting
Blades
3heat-treatedsteelblades,each4.8mm(3/16inch)
thickand457mm(18inches)long
Pneumatic
Wheels
203mm(8inches)diametergreaseableroller
bearings(inatedto138-207kPa[20-30psi])
Drive
System
PTOdrivengearboxtransmitspowerthrougha"AA"
sectionbelttoallbladespindles.
Net
Weight
153kg(338lbs.)
Attachments/Accessories
AselectionofToroapprovedattachmentsandaccessoriesis
availableforusewiththemachinetoenhanceandexpand
itscapabilities.ContactyourAuthorizedServiceDealeror
Distributororgotowww .Toro.comforalistofallapproved
attachmentsandaccessories.
Operation
Note:Determinetheleftandrightsidesofthemachine
fromthenormaloperatingposition.
AdjustingtheHeight-of-Cut
Theheight-of-cutisadjustablefrom25to102mm(1to4
inches)in13mm(1/2inch)incrementsbyrelocating4clevis
pinsindifferentholelocations(Figure11).
Figure11
1.25mm(1inch)6.89mm(3-1/2inches)
2.38mm(1-1/2inches)7.102mm(4inches)
3.51mm(2inches)8.Grassdeector
4.64mm(2-1/2inches)9.Springhinges
5.76mm(3inches)
AdjustingtheRollers
Note:Ifthecuttingunitistobeusedinthe25mm(1inch)
or38mm(1-1/2inches)height-of-cutsetting,therearcutting
unitrollersmustberepositionedinthetopbracketholes.
1.Removethecotterpinssecuringtherollershaftsto
theundersideofthedeck.
2.Slidetheshaftsoutofthelowerbracketholes,alignthe
rollerswiththetopholes,andinstalltheshafts.
3.Installthecotterpinstosecuretheassemblies.
12

CheckingtheGearBox
Lubricant
ThegearboxisdesignedtooperateonSAE80-90wt.gear
lube.Althoughthegearboxisshippedwithlubricantfrom
thefactory,checkthelevelbeforeoperatingthecuttingunit.
1.Positionthemachineandcuttingunitonalevelsurface.
2.Removethedipstick/llplugfromthetopofthegear
box(Figure12)andmakesurethatthelubricantis
betweenthemarksonthedipstick.Ifthelubricant
levelislow ,addenoughlubricantuntilthelevelis
betweenthemarks.
Figure12
1.Dipstick/llplug
AdjustingWeightTransfer
OnGroundsmaster3280-Dand3320modelsonly,referto
thetractionunitOperator'sManualfortheproceduretoadjust
thecounterbalancepressureforbestperformance.
UsingtheGrassDeector
DANGER
Withoutthegrassdeectormountedinplace,you
andothersareexposedtobladecontactandthrown
debris.Contactwiththerotatingmowerblade(s)
andthrowndebriswillcauseinjuryordeath
•Neverremovethegrassdeectorfromthemower
becausethegrassdeectorroutesmaterialdown
towardtheturf.Ifthegrassdeectorisever
damaged,replaceitimmediately.
•Neverputyourhandsorfeetunderthemower.
•Neveroperatethemowerwiththedeector
removedfromthecuttingunitortied/blocked
inaraisedposition.
Note:Thedeectorisspringloadedintoitsdownward
normaloperatingposition(Figure11),buttheoperatorcan
temporarilyswingitoutofthewaytofacilitateloadingina
trailerorwhenotherwisenecessary.
13

Maintenance
Important:Thefastenersonthecoversofthismachine
aredesignedtoremainonthecoverafterremoval.
Loosenallofthefastenersoneachcoverafewturnsso
thatthecoverisloosebutstillattached,thengoback
andloosenthemuntilthecovercomesfree.Thiswill
preventyoufromaccidentallystrippingtheboltsfree
oftheretainers.
Lubrication
Thecuttingunitmustbelubricatedregularly.Ifthemachine
isoperatedundernormalconditions,lubricatethecastor
bearingsandbushingswithNo.2generalpurposelithium
basegreaseormolybdenumbasegreaseafterevery8hoursof
operationordaily,whichevercomesrst.Allotherbearings,
bushings,andthegearboxmustbelubricatedafterevery50
hoursofoperation.
1.Lubricatethefollowingareas:
•castorspindlebushings(Figure13)
•castorwheelbearings(Figure13)
Figure13
•rightandleftliftarmpivotpins(Figure14)
Figure14
•bladespindlebearings(Figure15)
Figure15
2.Positionthemachineandcuttingunitonalevelsurface
andlowerthecuttingunit.Removethedipstick/ll
plugfromthetopofthegearbox(Figure16)and
makesurethatthelubricantisbetweenthemarkson
thedipstick.Ifthelubricantlevelislow,addSAE
80-90wt.gearlubeuntilthelevelisbetweenthemarks.
SAE80-90wt.syntheticgearlubemaybeusedasan
alternative.
Figure16
14

SeparatingtheCuttingUnit
fromtheTractionUnit
1.Positionthemachineonalevelsurface,raisethecutting
unit,engagetheparkingbrake,putthetractionpedal
inneutral,thePTOleverintheOffposition,shutthe
engineoff,andremovetheignitionkey.
2.Lowerthecuttingunitandremovethe4pinsfromthe
height-of-cutbrackets
3.Starttheengineandraisethecuttingunitframe.
4.Stoptheengineandslidethecuttingunitawayfrom
thetractionunitandcarrierframe,separatingthemale
andfemalesectionsofthePTOshaft(Figure17).
Figure17
1.PTOshaft
DANGER
IftheengineisstartedandthePTOshaftis
allowedtorotate,seriousinjurycouldresult.
DonotstarttheengineandengagethePTO
leverwhenthePTOshaftisnotconnectedto
thegearboxonthecuttingunit.
5.Thedeckcarrierframemustberemovedifthetraction
unitwillbeusedwithanyotheraccessory.
ServicingtheBushingsinthe
CastorArms
Thecastorarmshavebushingspressedintothetopand
bottomportionofthetubewhich,aftermanyhoursof
operation,willwear.Tocheckthebushings,movethecastor
forkbackandforthandfromsidetoside.Ifthecastorshaft
islooseinsidethebushings,thebushingsarewornandmust
bereplaced.
1.Raisethecuttingunitsothatthewheelsareoffofthe
oorandblockitsothatitcannotaccidentallyfall.
2.Removethelynchpinandthrustwashersfromthetop
ofthecastorspindle.
3.Pullthecastorspindleoutofthemountingtube.Allow
thethrustwasherstoremainonthebottomofthe
spindle.
4.Insertapinpunchintothetoporbottomofthe
mountingtubeanddrivethebushingoutofthetube
(Figure18).Alsodrivetheotherbushingoutofthe
tube.Cleantheinsideofthemountingtubetoremove
anydirt.
G010553
1
2
Figure18
1.Lynchpin2.Thrustwashers
5.Applygreasetotheinsideandoutsideofthenew
bushings.Usingahammerandatplate,drivethe
bushingsintothemountingtube.
6.Inspectthecastorshaftforwearandreplaceitifitis
damaged.
7.Pushthecastorshaftthroughthebushingsand
mountingtube.Slidethespacersontotheshaftand
secureitwiththelynchpin.
Important:Whenthebushingsareinstalled,the
insidediametermaycollapseslightly,andthis
maynotallowthecastorshafttobeinstalled.If
thecastorspindledoesnotslidethroughthenew
bushingsandmountingtube,reambothbushings
toaninsidediameterof1.126inches.
ServicingtheCastorWheel
andBearing
Thecastorwheelrotatesonahigh-qualityrollerbearingand
issupportedbyaspannerbushing.Evenaftermanyhours
ofuse,providedthatthebearingwaskeptwelllubricated,
bearingwearwillbeminimal.However,failuretokeepthe
bearinglubricatedwillcauserapidwear.Awobblycastor
wheelusuallyindicatesawornbearing.
15

1.Removethelocknutfromtheboltholdingthecastor
wheelassemblybetweenthecastorfork(Figure19).
Graspthecastorwheelandslidetheboltoutofthe
fork.
Note:Accountfor2thrustwashers.
2.Tipthewheeltothesideandallowthespannerbushing
(Figure19)tofallout.
Figure19
1.Castorfork4.Spannerbushing
2.Thrustwasher5.Rollerbearing
3.Bearingretainer
3.Removeonebearingretainerfromthewheelhuband
allowthebearingtofallout.Removethebearing
retainerfromtheoppositesideofthewheelhub
(Figure19).
4.Inspectthebearing,spannerbushing,andwheelfor
wear.Replacewornordamagedparts.
5.Toassembletheparts,slidethespannerbushing
throughthehubassembly.
6.Mountthecastorwheelassemblyandwashersbetween
theforkandinserttheboltandlocknut.Tightenthe
boltandlocknutuntilthespannerbushingandwashers
bottomoutagainsttheinsideofthecastorfork.
7.Pumpgreasethroughthegreasettingonthewheel
untilthebearingisgreasedthoroughly.
CheckingforaBentBlade
1.Positionthemachineonalevelsurface,raisethecutting
unit,engagetheparkingbrake,putthetractionpedal
inneutral,thePTOleverintheOffposition,shutthe
engineoff,removetheignitionkey,anddisconnectthe
wiresfromthesparkplugs.Blockthecuttingunitto
preventitfromaccidentallyfalling.
2.Rotatethebladeuntiltheendsfaceforwardand
backward.Measurefromtheinsideofthecuttingunit
tothecuttingedgeatthefrontoftheblade(Figure20),
andrememberthisdimension.
G010549
Figure20
3.Rotatetheoppositeendofthebladeforward.Measure
betweenthecuttingunitandcuttingedgeofthe
bladeatthesamepositionasinstep2Thedifference
betweenthedimensionsobtainedinsteps2and3must
notexceed3mm(1/8inch).Ifthedimensionexceeds
3mm(1/8inch),replacethebladebecauseitisbent;
refertoRemovingtheCuttingBlade.
RemovingtheCuttingBlade
Theblademustbereplacedifasolidobjectishit,the
bladeisout-of-balance,worn,orbent.Alwaysusegenuine
Tororeplacementbladestoensuresafetyandoptimum
performance.Neverusebladesmadebyothermanufacturers
becausetheycouldbedangerous.
DANGER
Awornordamagedbladecanbreak,andapiece
ofthebladecouldbethrownintotheoperator's
orbystander'sarea,resultinginseriouspersonal
injuryordeath.
•Inspectthebladeperiodicallyforwearor
damage.
•Donottrytostraightenabladethatisbent.
•Neverweldabrokenorcrackedblade.
•Replaceawornordamagedbladewitha
newTorobladetoensurecontinuedsafety
certicationoftheproduct.
1.Positionthemachineonalevelsurface,raisethe
cuttingunit,engagetheparkingbrake,putthetraction
pedalinneutral,thePTOleverintheOffposition,
shuttheengineoff,andremovetheignitionkey.Block
thecuttingunittopreventitfromaccidentallyfalling.
2.Grasptheendofthebladeusingaragorthickly
paddedglove.Removethebladebolt,anti-scalpcup,
andbladefromthespindleshaft(Figure21).
16

G010555
1
2
Figure21
1.Bladebolt2.Anti-scalpcup
3.Installtheblade-sailfacingtowardthecuttingunit-with
theanti-scalpcupandbladebolt.Tightentheblade
boltto85-110ft-lb(115-149N-m).
InspectingandSharpeningthe
Blade
Twoareasmustbeconsideredwhencheckingandservicing
thecuttingblade:thesailandthecuttingedge.Bothcutting
edgesandthesail,whichistheturnedupportionopposite
thecuttingedge,contributetoagoodquality-of-cut.The
sailisimportantbecauseitpullsgrassupstraight,thereby
producinganevencut.However,thesailwillgraduallywear
downduringoperation,andthisconditionisnormal.Asthe
sailwearsdown,thequality-of-cutwilldegradesomewhat,
althoughthecuttingedgesaresharp.Thecuttingedgeof
theblademustbesharpsothatthegrassiscutratherthan
torn.Adullcuttingedgeisevidentwhenthetipsofthegrass
appearbrownandshredded.Sharpenthecuttingedgesto
correctthiscondition.
1.Positionthemachineonalevelsurface,raisethe
cuttingunit,engagetheparkingbrake,putthetraction
pedalinneutral,thePTOleverintheOffposition,
shuttheengineoff,andremovetheignitionkey.Block
thecuttingunittopreventitfromaccidentallyfalling.
2.Examinethecuttingendsofthebladecarefully,
especiallywheretheatandcurvedpartsoftheblade
meet(Figure22).Sincesandandabrasivematerialcan
wearawaythemetalthatconnectstheatandcurved
partsoftheblade,checkthebladebeforeusingthe
machine.Ifwearisnoticed(Figure22),replacethe
blade;refertoRemovingtheCuttingBlade.
Figure22
1.Cuttingedge3.Wear/slotforming
2.Curvedarea/sail4.Crack
WARNING
Ifthebladeisallowedtowear,aslotwillform
betweenthesailandatpartoftheblade
(Figure22).Eventually,apieceoftheblade
maybreakoffandbethrownfromunderthe
housing,possiblyresultinginseriousinjuryto
yourselforbystanders.
•Inspectthebladeperiodicallyforwearor
damage.
•Replaceawornordamagedbladewitha
newTorobladetoensurecontinuedsafety
certicationoftheproduct.
3.Examinethecuttingedgesofallblades.Sharpenthe
cuttingedgesiftheyaredullornicked.Sharpenonly
thetopsideofthecuttingedgeandmaintainthe
originalcuttingangletoensuresharpness(Figure23).
Thebladewillremainbalancedifthesameamountof
metalisremovedfrombothcuttingedges.
Figure23
1.Sharpenatoriginalangle
Note:Removethebladesandsharpenthemona
grinder;refertoRemovingtheCuttingBlades.After
sharpeningthecuttingedges,installthebladewiththe
anti-scalpcupandbladebolt.Thebladesailsmustbe
ontopoftheblade.Tightenthebladeboltto115-149
N-m(85-110ft-lb).
17

CheckingandCorrecting
MismatchofBlades
Ifonecuttingbladecutslowerthantheothers,correctthem
asfollows:
1.Lowerthecuttingunitontoalevelsurface,engagethe
parkingbrake,putthetractionpedalinneutral,the
PTOleverintheOffposition,shuttheengineoff,
andremovetheignitionkey.Makesurethatthetire
pressureisequalonalltires.
2.Raisetheheight-of-cuttothe102mm(4inches)
position;refertoAdjustingtheHeight-of-Cut.
3.Rotatethebladessothatthetipslineupwithone
another.Thetipsoftheadjacentbladesmustbewithin
3mm(1/8inch)ofeachother.Ifthetipsarenot
within3mm(1/8inch)ofeachother,proceedtostep
10andaddshimsbetweenthespindlehousingand
bottomofthecuttingunit.
4.Checktomakesurethatthefrontheight-of-cutpins
arerestingproperlyontheframecushions.Ifthepins
arenotrestingproperly,placeashimorshimsunder
thecushiontoraiseitforproperalignment.
5.Positionall3bladesintheAposition(Figure24)and
measurefromthelevelsurfacetothebottomofthetip
endofeachblade(Figure25).
G010556
A
B
C
A
B
CA
B
C
Figure24
G010557
1
Figure25
1.Measurefrombladetiptoalevelsurface.
6.NotethemeasurementattainedatA,rotatetheblades
totheBposition(Figure24),measurethedistance
ofallofthebladestothelevelsurface,andnotethe
dimensions(Figure25).
7.RotatethebladestotheCposition,measure,andnote
thedistancemeasured(Figure24andFigure25).
8.Comparethemeasurementsatvariouspositions.All
dimensionsmustbeequalwithin6mm(1/4inch)
fromany2adjacentblades.Thedifferencebetween
thedimensionsofall3bladesmustnotexceed10mm
(3/8inch).Ifthedifferenceexceedsspecications,
proceedtostep9.
9.Removethebolts,atwashers,andlocknutsfrom
theouterspindleintheareawheretheshimsmustbe
added.Toraiseorlowertheblade,addashim,Part
No.3256-24,betweenthespindlehousingandbottom
ofthecuttingunit.Continuecheckingthealignmentof
thebladesandaddingshimsuntilthetipsoftheblades
arewithintherequireddimension.
10.Equalizetheside-to-sidemeasurementsasfollows:
A.Cuttingunitsusuallyoperatedat25to51mm(1
to2inches)height-of-cutshouldhavethelowside
ofthecuttingunitraised.Removethelynchpin
securingthecastorwheelonthelowend(Figure
26)andremovethecastorassembly.
G010553
1
2
Figure26
1.Lynchpin2.Thrustwashers(as
required)
B.Transferonethrustwasherfromthetopside
ofthecastorshafttothelowerside,installthe
castorassembly,andcomparethebladeheightof
allblades;refertosteps3through7.Continue
addingthrustwashersiftheheightstilldoesnot
meettherequirements.
C.Ifthecuttingunitisoperatedatthe51mmto102
mm(2to4inches)height-of-cut,lowerthehigh
sideofthecuttingunit.Removethelynchpinof
thecastoratthehighendoftheunitandremove
thecastorassembly(Figure26).
D.Transferonethrustwasherfromthelowerside
ofthecastorshafttothetopside,installthe
assembly,andcomparethebladeheightofallof
theblades;refertosteps3through7.Repeatthe
procedureiftheheightstilldoesnotmeetthe
requirements.
18

E.Iftheheightiswithinthespecieddimension,
installthelynchpin,settheheight-of-cuttothe
properheight,andresumeoperation.
ReplacingtheGrassDeector
1.Positionthemachineonalevelsurface,raisethe
cuttingunit,engagetheparkingbrake,putthetraction
pedalinneutral,thePTOleverintheOffposition,
shuttheengineoff,andremovetheignitionkey.Block
thecuttingunittopreventitfromaccidentallyfalling.
2.Removethe2bolts,locknuts,andspringssecuringthe
deectormountstothepivotbrackets(Figure27).
3.Toremovethepivotbrackets,removethecarriage
boltsandnuts(Figure27).
4.Installthepivotbracketsontopofthedischarge
openingwiththecarriageboltsandnuts.Theheadof
thecarriageboltsmustbeontheinsideofthecutting
unit.
Figure27
1.Bolt3.Pivotbrackets
2.Locknuts4.Spring
5.Positionthedeectormountsonthepivotbrackets
andsecurethepartstogetherwiththebolts,locknuts,
andsprings.Bothlocknutsmustfaceeachother.
Tightenthelocknutsuntiltheyareushagainstthe
deectorpivots.
6.Liftthedeectorandallowittodroptocheckthe
springtension.Thedeectormustbeheldrmlyinthe
fulldownwardpositionbythespringtension.Correct
itifnecessary.
AdjustingtheIdlerPulley
Theidlerpulleyappliesforceagainstthebeltsothatpower
canbetransmittedtothebladepulleys.Iftheidlerisnot
tensionedagainstthebeltwithsufcientforce,maximum
powerwillnotbetransmittedtothepulleys.Initialtensionon
anewbeltrequires34to41N-m(25to30ft-lb)oftorqueon
thelargenut,whichappliesforceagainstthebelt.Asthebelt
wearsandloosens,27to34N-m(20to25ft-lb)oftorqueon
thelargenutisrequired.Iftheidlerisnotadjustedtothese
specications,anadjustmentisnecessary.
1.Positionthemachineonalevelsurface,lowerthe
cuttingunit,engagetheparkingbrake,putthetraction
pedalinneutral,thePTOleverintheOffposition,
shuttheengineoff,andremovetheignitionkey.
2.Releasethelatchandloosentheboltsecuringthe
centercover.
3.Removethecentercoverfromthetopofthecutting
unit.
4.Loosenthe2nutssecuringtheidlerplateinplace.
Usingasocketandtorquewrench,tightentheidler
adjustingnutto24-41N-m(25-30ft-lb)(Figure28).
Figure28
1.Idlerplate3.Idleradjustment
2.Nuts(2)
5.Holdthetorqueagainstthebeltandtightenthe2nuts
sothattheidlerplateisheldsecurelyinplace.Release
theidleradjustingnut.
6.Installthecovertothetopofthecuttingunit.
7.Engagethelatchandtightenthebolttothesecurethe
cover.
ReplacingtheDriveBelt
Thebladedrivebelt,tensionedbytheadjustableidler,isvery
durable.However,aftermanyhoursofuse,thebeltwillshow
signsofwear.Signsofawornbeltare:squealingwhenbelt
isrotating,bladesslippingwhencuttinggrass,frayededges,
burnmarks,andcracks.Replacethebeltifanyofthese
conditionsareevident.
1.Positionthemachineonalevelsurface,lowerthe
cuttingunit,engagetheparkingbrake,putthetraction
pedalinneutral,thePTOleverintheOffposition,
shuttheengineoff,andremovetheignitionkey.
2.Releasethelatchesandloosentheboltssecuringthe
covers.
3.Removethecoversfromthetopofthecuttingunit.
4.Loosenthe2nutssecuringtheidlerplateinplaceand
removetheoldbeltfromthepulleys.
19

5.Toinstallanewbelt,thegearboxbasemustbe
removed.Todothis,removethe4carriageboltsand
locknutsholdingthegearboxbase.
6.Installthenewbeltaroundthegearboxpulley,spindle
pulleys,stationaryidlerpulley,andadjustableidler
pulley(Figure29).
G010560
1
2
Figure29
1.Adjustableidlerpulley2.Gearboxpulley
7.Installthegearboxbasewiththecarriageboltsand
locknuts.
8.Usingatorquewrench,adjustthetensionoftheidler
pulleyagainstthebelt;refertoAdjustingtheIdler
Pulley.
9.Installthecoverstothetopofthecuttingunit.
10.Engagethecoverlatchesandtightentheboltstosecure
thecovers.
20