Page 1

Base62inand72inMower
FormNo.3372-806RevA
Groundsmaster
ModelNo.30645—SerialNo.312000001andUp
ModelNo.30646—SerialNo.312000001andUp
®
3400TractionUnit
ToregisteryourproductordownloadanOperator'sManualorPartsCatalogatnocharge,gotowww.T oro.com.OriginalInstructions(EN)
Page 2

Contents
Introduction
ThisproductcomplieswithallrelevantEuropean 
directives,fordetailspleaseseetheseparateproduct 
specicDeclarationofConformity(DOC)sheet.
Thisrotary-bladelawncuttingdeckismounted 
toaride-onmachineandisintendedtobeused 
byprofessional,hiredoperatorsincommercial 
applications.Itisprimarilydesignedforcuttinggrass 
onwell-maintainedlawnsinparks,sportselds,and 
oncommercialgrounds.Itisnotdesignedforcutting 
brush,mowinggrassandothergrowthalongside 
highways,orforagriculturaluses.
Readthisinformationcarefullytolearnhowtooperate 
andmaintainyourproductproperlyandtoavoidinjury 
andproductdamage.Youareresponsibleforoperating 
theproductproperlyandsafely .
YoumaycontactTorodirectlyatwww.T oro.comfor 
productandaccessoryinformation,helpndingadealer, 
ortoregisteryourproduct.
Wheneveryouneedservice,genuineToroparts,or 
additionalinformation,contactanAuthorizedService 
DealerorToroCustomerServiceandhavethemodel 
andserialnumbersofyourproductready.Themodel 
andserialnumbersarestampedintoaplatethatis 
mountedonthemowerhousing.Writethenumbersin 
thespaceprovided.
ModelNo.
SerialNo.
Thismanualidentiespotentialhazardsandhassafety 
messagesidentiedbythesafetyalertsymbol(Figure1), 
whichsignalsahazardthatmaycauseseriousinjury 
ordeathifyoudonotfollowtherecommended 
precautions.
Introduction.................................................................2
Safety...........................................................................3
SafeOperatingPractices.......................................3
ToroMowerSafety...............................................4
SafetyandInstructionalDecals.............................6
Setup...........................................................................7
1InstallingaCompletionKit................................7
2InstallingtheCastorWheelAssemblies...............8
3InstallingtheLiftArms......................................8
4InstallingtheCuttingUnitontheLift
Arms................................................................9
5ConnectingtheHydraulicDrive.........................9
6GreasingtheMachine......................................10
ProductOverview......................................................11
Specications.....................................................11
Attachments/Accessories...................................11
Operation...................................................................11
AdjustingtheHeight-of-Cut...............................11
AdjustingtheCuttingUnitPitch.........................12
AdjustingtheSkids.............................................13
AdjustingtheRollers..........................................13
CorrectingCuttingUnitMismatch......................13
OperatingTips...................................................14
Maintenance...............................................................15
RecommendedMaintenanceSchedule(s)................15
Lubrication.........................................................15
TiltingtheCuttingUnitforMaintenance.............16
SeparatingtheCuttingUnitfromtheTraction
Unit................................................................17
MountingtheCuttingUnittotheTraction
Unit................................................................17
ServicingtheBushingsintheCastor
Arms..............................................................18
ServicingtheCastorWheelsandBearings............18
CheckingforaBentBlade...................................19
RemovingandInstallingtheBlade(s)...................19
InspectingandSharpeningtheBlade(s)...............20
CheckingandCorrectingMismatchof
Blades............................................................21
ReplacingtheDriveBelt.....................................21
Figure1
1.Safetyalertsymbol
Thismanualuses2otherwordstohighlightinformation. 
Importantcallsattentiontospecialmechanical 
informationandNoteemphasizesgeneralinformation 
worthyofspecialattention.
©2012—TheT oro®Company 
8111LyndaleAvenueSouth 
Bloomington,MN55420
Contactusatwww.T oro.com.
2
PrintedintheUSA.
AllRightsReserved
Page 3

Safety
ThismachinemeetsorexceedsCENstandardEN 
836:1997.
Improperuseormaintenancebytheoperatoror 
ownercanresultininjury.Toreducethepotential 
forinjury,complywiththesesafetyinstructions 
andalwayspayattentiontothesafetyalertsymbol, 
whichmeansCAUTION,WARNING,orDANGER"personalsafetyinstruction."Failuretocomplywiththe 
instructionmayresultinpersonalinjuryordeath.
SafeOperatingPractices
ThefollowinginstructionsarefromtheCENstandard 
EN836:1997.
Training
•Readtheoperator'smanualandothertraining 
materialcarefully .Befamiliarwiththecontrols, 
safetysigns,andtheproperuseoftheequipment.If 
theoperatorormechaniccannotreadthelanguage 
ofthismanual,itistheowner'sresponsibilityto 
explainthismaterialtothem.
•Becomefamiliarwiththesafeoperationofthe 
equipment,operatorcontrols,andsafetysigns.
•Alloperatorsandmechanicsshouldbetrained.The 
ownerisresponsiblefortrainingtheusers
•Neverletchildrenoruntrainedpeopleoperateor 
servicetheequipment.Localregulationsmayrestrict 
theageoftheoperator.
•Theowner/usercanpreventandisresponsiblefor 
accidentsorinjuriesoccurringtohimselforherself, 
otherpeople,orproperty.
Preparation
•Evaluatetheterraintodeterminewhataccessories 
andattachmentsareneededtoproperlyand 
safelyperformthejob.Onlyuseaccessoriesand 
attachmentsapprovedbythemanufacturer.
•Wearappropriateclothingincludinghardhat,safety 
glassesandearprotection.Longhair,looseclothing 
orjewelrymaygettangledinmovingparts.
•Inspecttheareawheretheequipmentistobeused 
andremoveallobjectssuchasrocks,toysandwire 
whichcanbethrownbythemachine.
•Useextracarewhenhandlinggasolineandother 
fuels.Theyareammableandvaporsareexplosive.
–Useonlyanapprovedcontainer.
–Neverremovefuelcaporaddfuelwithengine
running.Allowenginetocoolbeforerefueling. 
Donotsmoke.
–Neverrefuelordrainthemachineindoors.
–Iffuelisspilled,donotattempttostartthe
enginebutmovethemachineawayfromthe 
areaofspillageandavoidcreatinganysourceof 
ignitionuntilfuelvaporshavedissipated.
–Replaceallfueltankandcontainercapssecurely
•Replacefaultysilencers/mufers.
•Checkthatoperator'spresencecontrols,safety 
switchesandshieldsareattachedandfunctioning 
properly.Donotoperateunlesstheyarefunctioning 
properly.
•Beforeusing,alwaysvisuallyinspecttoseethatthe 
blades,bladebolts,andcuttingassemblyarenot 
wornordamaged.
•Onmulti-bladedmachines,takecareasrotatingone 
bladecancauseotherbladestorotate
Operation
•Neverrunanengineinanenclosedarea.
•Onlyoperateingoodlight,keepingawayfromholes 
andhiddenhazards.
•Besurealldrivesareinneutralandparkingbrakeis 
engagedbeforestartingengine.Onlystartengine 
fromtheoperator'sposition.
•Slowdownanduseextracareonhillsides.Besure 
totravelintherecommendeddirectiononhillsides. 
Turfconditionscanaffectthemachine'sstability. 
Usecautionwhileoperatingneardrop-offs.
•Slowdownandusecautionwhenmakingturnsand 
whenchangingdirectionsonslopes.
•Whenusinganyattachments,neverdirectdischarge 
ofmaterialtowardbystandersnorallowanyonenear 
themachinewhileinoperation.
•Neverraisedeckwiththebladesrunning.
•Neveroperatewithguardsnotsecurelyinplace.Be 
sureallinterlocksareattached,adjustedproperly, 
andfunctioningproperty.
•Donotchangetheenginegovernorsettingor 
overspeedtheengine.
•Stoponlevelground,lowerthecuttingunits, 
disengagedrives,engageparkingbrake(ifprovided), 
shutoffengineandremovethekeyfromtheignition 
beforeleavingtheoperator'spositionforanyreason.
•Stoptheequipment,engageparkingbrake(if 
provided),shutoffengine,removethekeyfromthe 
ignitionandinspectthebladesafterstrikingobjects
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orifanabnormalvibrationoccurs.Makenecessary 
repairsbeforeresumingoperations.
•Keephandsandfeetawayfromthecuttingunits.
•Lookbehindanddownbeforebackinguptobesure 
ofaclearpath.
•Whenmachineistobeparked,stored,orleft 
unattended,lowerthecuttingunitsunlessapositive 
mechanicallockisprovided.
•Nevercarrypassengersandkeeppetsandbystanders 
away.
•Slowdownandusecautionwhenmakingturnsand 
crossingroadsandsidewalks.Stopbladesifnot 
mowing.
•Usecarewhencheckingblades.Wrapthebladesor 
weargloves,andusecautionwhenservicingthem. 
Onlyreplaceblades.Neverstraightenorweldthem.
•Keephandsandfeetawayfrommovingparts.If 
possible,donotmakeadjustmentswiththeengine 
running.
•Chargebatteriesinanopenwellventilatedarea, 
awayfromsparkandames.Unplugchargerbefore 
connectingordisconnectingfrombattery.W ear 
protectiveclothinganduseinsulatedtools.
•Keepallpartsingoodworkingconditionandall 
hardwaretightened.Replaceallwornordamaged 
decals.
•Donotoperatethemowerundertheinuenceof 
alcoholordrugs.
•Lightningcancausesevereinjuryordeath.If 
lightningisseenorthunderisheardinthearea,do 
notoperatethemachine;seekshelter.
•Usecarewhenloadingorunloadingthemachine 
intoatrailerortruck.
•Usecarewhenapproachingblindcorners,shrubs, 
trees,orotherobjectsthatmayobscurevision.
•Theoperatorshallturnonashingwarninglights, 
ifprovided,whenevertravelingonapublicroad, 
exceptwheresuchuseisprohibitedbylaw.
MaintenanceandStorage
•Disengagedrives,lowerthecuttingunits,move 
tractionpedaltoNeutral,setparkingbrake,stop 
engineandremovekey.Waitforallmovementto 
stopbeforeadjusting,cleaningorrepairing.
•Cleangrassanddebrisfromcuttingunits,drives, 
muferandenginetohelppreventres.Letengine 
coolbeforestoringanddonotstorenearames. 
Cleanupoilorfuelspillage.
•Letenginecoolbeforestoringanddonotstorenear 
ame.
•Donotstorefuelnearamesordrainindoors.
•Parkmachineonlevelground.Neverallowuntrained 
personneltoservicemachine.
•Usejackstandstosupportcomponentswhen 
required.
ToroMowerSafety
Thefollowinglistcontainssafetyinformationspecicto 
Toroproductsorothersafetyinformationthatyoumust 
knowthatisnotincludedintheCENstandard.
Thisproductiscapableofamputatinghandsand 
feetandthrowingobjects.Alwaysfollowallsafety 
instructionstoavoidseriousinjuryordeath.
Useofthisproductforpurposesotherthanitsintended 
usecouldprovedangeroustouserandbystanders.
•Knowhowtostoptheenginequickly .
•Donotoperatethemachinewhilewearingtennis 
shoesorsneakers.
•Wearingsafetyshoesandlongpantsisadvisableand 
requiredbysomelocalordinancesandinsurance 
regulations.
•Handlefuelcarefully .Wipeupanyspills.
•Checkthesafetyinterlockswitchesdailyforproper 
operation.Ifaswitchshouldfail,replacetheswitch 
beforeoperatingthemachine.
•Usingthemachinedemandsattention.Toprevent 
lossofcontrol:
–Donotdriveclosetosandtraps,ditches,creeks,
embankments,orotherhazards.
–Avoidsuddenstopsandstarts.
–Whennearorcrossingroads,alwaysyieldthe
right-of-way.
–Lowerthecuttingunitwhengoingdownslopes.
•Carefullyreleasepressurefromcomponentswith 
storedenergy.
•Disconnectbatterybeforemakinganyrepairs. 
Disconnectthenegativeterminalrstandthe 
positivelast.Reconnectpositiverstandnegative 
last.
•Thegrassdeectormustalwaysbeinstalledandin 
thelowestpositiononthesidedischargecutting 
unit.Neveroperatethemowerwithoutthedeector 
orentiregrasscollector.
•Ifthecuttingunitdischargeareaeverplugs,shutthe 
engineoff,engagetheparkingbrakeandremove
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thekeyfromtheignitionbeforeremovingthe 
obstruction.
•Cutgrassslopescarefully.Donotstart,stop,orturn 
suddenly.
•Donottouchtheengineormuferwhiletheengine 
isrunningorsoonafterithasstoppedbecausethese 
areascouldbehotenoughtocauseburns.
MaintenanceandStorage
•Checktheblademountingboltsfrequentlytobesure 
thattheyaretightenedtospecication.
•Makesurethatallhydrauliclineconnectorsare 
tightandallhydraulichosesandlinesareingood 
conditionbeforeapplyingpressuretothesystem.
•Keepyourbodyandhandsawayfrompinhole 
leaksornozzlesthatejecthydraulicuidunderhigh 
pressure.Usepaperorcardboard,notyourhands, 
tosearchforleaks.Hydraulicuidescapingunder 
pressurecanhavesufcientforcetopenetratethe 
skinandcauseseriousinjury.
•Beforedisconnectingorperforminganyworkon 
thehydraulicsystem,allpressureinthesystemmust 
berelievedbystoppingtheengineandloweringthe 
cuttingunitstotheground.
•Iftheenginemustberunningtoperforma 
maintenanceadjustment,keephands,feet,clothing, 
andanypartsofthebodyawayfromthecutting 
units,attachments,andanymovingparts.Keep 
everyoneaway.
•Donotoverspeedtheenginebychanginggovernor 
settings.T oensuresafetyandaccuracy,havean 
AuthorizedToroDistributorcheckthemaximum 
enginespeedwithatachometer.
•Theenginemustbeshutoffbeforecheckingtheoil 
oraddingoiltothecrankcase.
•Performonlythosemaintenanceinstructions 
describedinthismanual.Ifmajorrepairsare 
everneededorifassistanceisdesired,contactan 
AuthorizedToroDistributor.
•Tomakesureofoptimumperformanceand 
continuedsafetycerticationofthemachine,use 
onlygenuineTororeplacementpartsandaccessories. 
Replacementpartsandaccessoriesmadebyother 
manufacturerscouldbedangerous,andsuchuse 
couldvoidtheproductwarranty.
5
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SafetyandInstructionalDecals
Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyareaof 
potentialdanger.Replaceanydecalthatisdamagedorlost.
108-1988
1.Beltrouting
120-6604
1.Thrownobjecthazard—keepbystandersawayfromthe 
machine.
2.Cutting/dismembermenthazardofhand,mower 
blade—stayawayfrommovingparts,keepallguardsand 
shieldsinplace.
3.Cutting/dismembermenthazardoffoot,mowerblade—stay 
awayfrommovingparts,keepallguardsandshieldsin 
place.
93-7818
1.Warning—readtheOperator'sManualforinstructionson 
torquingthebladebolt/nutto115-149N-m(85-1 10ft-lb).
100-5622
1.Heightofcutadjustment
117–4979
1.Entanglementhazard,belt—stayawayfrommovingparts, 
keepallguardsandshieldsinplace.
108-1986
1.Heightofcut
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Setup
LooseParts
Usethechartbelowtoverifythatallpartshavebeenshipped.
ProcedureDescription
1 
2
3
4
5 
6
Completionkit(soldseparately)
Castorwheelassembly
Liftarm,right 
Liftarm,left 
Liftcylinderpin 
Cylindercarriagebolt 
Cylinderangenut 
Thrustwasher4 
Clevispin 
Hairpincotter2 
Height-of-cutcollar 
Clevispin 
Hairpincotter2
Nopartsrequired
Nopartsrequired
Qty.
1Installacompletionkit.
2Installthecastorwheelassemblies.
1 
1 
2 
2 
2
4
2 
2
–
–
Installtheliftarms.
Installthecuttingunits
Connectthehydraulicdrive.
Greasethemachine.
Use
MediaandAdditionalParts
Description
PartsCatalog 
Operator'sManual 
Certicateofcompliance
Qty.
1 
1 
1
DANGER
Iftheengineisstartedandthehydraulichosesare 
notcorrectlyconnectedseriousinjurycouldresult.
Makesurethehydraulichosesarecorrectly 
connectedorblankingplugshavebeenttedbefore 
startingtheengineandengagingthecuttingunit.
Note:Determinetheleftandrightsidesofthemachine 
fromthenormaloperatingposition.
Use
1
InstallingaCompletionKit
Partsneededforthisprocedure:
1
Completionkit(soldseparately)
Procedure
Installoneofthefollowing62inchor72inch 
completionkitstothebasedeckusingtheinstruction 
providedinthekit:
•Model30648,62inchRearDischarge
•Model30306,62inchGuardian
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•Model30649,72inchRearDischarge
g017949
1
2
3
4
5
6
7
8
1
2
3
6
7
8
•Model30304,72inchGuardian
2
InstallingtheCastorWheel 
Assemblies
Partsneededforthisprocedure:
2
Castorwheelassembly
3
InstallingtheLiftArms
Partsneededforthisprocedure:
1
Liftarm,right
1
Liftarm,left
2
Liftcylinderpin
2
Cylindercarriagebolt
2
Cylinderangenut
Procedure
Thethrustwashers,spacers,andtensioningcapshave 
beeninstalledonthecastorwheelspindlesforshipping.
1.Removethetensioningcapsfromthespindle 
shaftsandslideoffthespacersandthrustwashers
Figure2).
(
Figure2
Procedure
1.Releasethecabletiesthatareholdingupthetraction 
unitliftcylindersandlowerittotheoor.
2.Openandraisethetractionunit’soperatorplatform.
3.Fromundertheraisedoperatorplatform,remove 
thenutsandcarriageboltsthatsecuretheliftarm 
pivotpinstothetractionunitandremovetheLH 
andRHliftarmpivotpins(
Figure3
Figure3).
1.Tensioningcap4.Axlemountingholes
2.Spacers5.Castorwheel
3.Thrustwashers
2.Slidethespacersontothecastorspindletogetthe 
desiredheight-of-cut;refertoFigure7&Figure8to 
determinethecombinationsofspacersforthe 
setting.Slideathrustwasherontothespindle,push 
thecastorthroughthecastorarm.Installanother 
thrustwasherandtheremainingspacersontothe 
spindleandinstallthetensioningcaptosecurethe 
assembly(Figure2).
1.Cylindercarriagebolt5.RHliftarm
2.Liftcylinderpin6.Liftarmcarriagebolt
3.Cylinderangenut7.Liftarmpivotpin
4.LHliftarm8.Liftarmnut
4.Mounttheliftarmstothetractionunitwiththe 
bendspositionedoutwards,andsecureitusingthe 
previouslyremovedliftarmpivotpins,carriagebolts, 
andnuts(Figure3).
5.Raiseandsecuretheliftarms.
6.Turnonthetractionunit’signitionandmovethe 
cuttingunittotheoatposition.
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7.Securetheliftcylinderstotheliftarmsusingthe
g017950
1
2
3
4
5
6
7
8
9
10
suppliedliftcylinderpins,carriagebolts,andnuts 
(Figure3).
8.Turnoffthetractionunit,andlowerandsecurethe 
operatorplatform.
4
InstallingtheCuttingUniton 
theLiftArms
Partsneededforthisprocedure:
4Thrustwasher
4
Clevispin
2Hairpincotter
2
Height-of-cutcollar
2
Clevispin
2Hairpincotter
Procedure
Figure4
1.Liftarm6.Clevispin
2.Castorarmbracket
3.Height-of-cutrod8.Height-of-cutcollar
4.Liftarmpads9.Clevispin
5.Thrustwashers10.Hairpincotter
7.Hairpincotter
1.Movethecuttingunitintopositioninfrontofthe 
tractionunit.
2.Turnonthetractionunit’signitionandmovethe 
cuttingunittotheoatposition.Pushaliftarm 
downuntiltheholesintheliftarmlineupwiththe 
holesinthecastorarmbracketandtheheightofcut 
rodcanbeinsertedintotheliftarmpads(
3.Securetheliftarmtothecastorarmwith2thrust 
washers,aclevispinandahairpincotter.Position 
thethrustwashersbetweentheliftarmandthecastor 
armbracket( 
theslotinthecastorarmtabtoretaincotterpin.
4.Repeattheprocedureontheoppositeliftarm.
5.Startthetractionunitandraisethecuttingunit.
6.Pushdownontherearofthecuttingunitandinsert
7.Installtheheightofcutcollarsontotheheightof
8.Lowerthedeckandswitchthetractionunitignition
theheightofcutrodsthroughtheliftarmpads.
cutrodsandsecurewiththeclevispinsandhairpin 
cotters(Figure4).
switchtotheoffposition.
Figure4).Insertendofcotterpininto
Figure4).
5
ConnectingtheHydraulic 
Drive
NoPartsRequired
Procedure
Important:Foryoursafetythecuttervalveelectrical
connectorhasbeendisconnectedtodisablethe 
operationofthecutterdrive.Reconnectthe 
electricalconnectoronceallhoselineconnections 
havebeenmadecorrectly.
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WARNING
Hydraulicuidescapingunderpressurecan 
penetrateskinandcauseinjury.
•Makesureallhydraulicuidhosesandlinesare 
ingoodconditionandallhydraulicconnections 
andttingaretightbeforeapplyingpressureto 
thehydraulicsystem.
•Keepyourbodyandhandsawayfrompin 
holeleaksornozzlesthatejecthighpressure 
hydraulicuid.
•Usecardboardorpapertondhydraulicleaks.
•Safelyrelieveallpressureinthehydraulicsystem 
beforeperforminganyworkonthehydraulic 
system.
•Seekimmediatemedicalattentionifuidis 
injectedintotheskin.
Note:Somehydraulicuidlossmayoccur.
1.Turnoffthecutters,lowerthecuttingunits,stopthe 
engine,engagetheparkingbreak,andremovethe 
ignitionkey .
A.Removethehoselineendplug.
B.Removetheportcap.
C.Connectthehosetotheport.
D.Tighteneachhoseconnection.
4.Ensurethatallhosesarecorrectlyrouted, 
connectionscleaned,andhoselinestightened. 
Retainthehoseplugsandportcapsforfutureuse.
5.Usethecabletiesprovidedtosecurethehoselines.
6.Raisethetractionunit’soperatorplatform,and 
connectthecuttervalveelectricalconnector
Figure6).
(
2.Cleantheareasaroundthehydraulicportsandthe 
hydraulichoselineends(
Figure5).
Figure6
7.Checktheuidlevels,securethetractionunit’s 
operatorplatform,andverifythatthecutterdeck 
isworkingcorrectly.
6
Figure5
1.Cap5/8,blanking4.Drainport(tocuttervalve
2.Cap3/8,blanking5.Returnport(tocuttervalve
3.Cableties6.Pressureport(fromcutter
3.Identifythe3hydraulichoselinesandports.Referto 
Figure5foreachhose’sappropriateport.Perform 
thefollowingprocessforeachconnection:
teeonCDport)
M2port)
valveM1port)
GreasingtheMachine
NoPartsRequired
Procedure
Beforeoperatingthemachine,itmustbegreased 
toensureproperlubricatingcharacteristics;referto 
GreasingtheBearingsandBushings.Failuretoproperly 
greasethemachinewillresultinprematurefailureof 
criticalparts.
10
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ProductOverview
Operation
Specications
Note:Specicationsanddesignaresubjecttochange
withoutnotice.
Widthof 
Cut
Height 
ofCut
Net 
Weight
Attachments/Accessories
AselectionofToroapprovedattachmentsand 
accessoriesareavailableforusewiththemachineto 
enhanceandexpanditscapabilities.Contactyour 
AuthorizedServiceDealerorDistributororgoto 
www.T oro.comforalistofallapprovedattachments 
andaccessories.
62inches(1.575m)or72inches(1.829m)
Adjustablefrom1to5inches(25to127mm)in1/2 
inch(13mm)increments
Model30645–463lbs.(210kg) 
Model30646–496lbs.(225kg)
Note:Determinetheleftandrightsidesofthe 
machinefromthenormaloperatingposition.
CAUTION
Ifyouleavethekeyintheignitionswitch,someone 
couldaccidentlystarttheengineandseriously 
injureyouorotherbystanders.
Removethekeyfromtheignitionbeforeyoudo 
anymaintenance.
AdjustingtheHeight-of-Cut
Theheight-of-cutisadjustablefrom1to5inches(25 
to127mm)in1/2inch(13mm)increments.Toadjust 
theheight-of-cut,positionthecastorwheelaxlesinthe 
upperorlowerholesofthecastorforks,addorremove 
anequalnumberofspacersfromthecastorforksand 
securetheheightofcutcollartothedesiredholesin 
theheightofcutrod.
1.Starttheengineandraisethecuttingunitoffthe 
oorsothattheheight-of-cutcanbechanged.Stop 
theengineandremovethekeyafterthecuttingunit 
israised.
2.Positionthecastorwheelaxlesinthesameholesin 
bothcastorforks.Referto 
determinethecorrectholesforthesetting.
Note:Whenoperatingin2–1/2inch(64mm) 
heightofcutorhigher,theaxleboltmustbe 
installedinthelowercastorforkholetoprevent 
grassbuildupbetweenthewheelandthefork. 
Whenoperatinginheightofcutslowerthan2–1/2 
inches(64mm)andgrassbuildupisdetected, 
reversethemachinesdirectiontopullanyclippings 
awayfromthewheel/forkarea.
3.Removethetensioningcapfromthespindleshaft
Figure7)andslidethespindleoutofthecastor
( 
arm.Putthe2shims(1/8inch)ontothespindle 
shaftastheywereoriginallyinstalled.Theseshims 
arerequiredtoachievealevelacrosstheentirewidth 
ofthecuttingunits.Slidetheappropriatenumber 
of1/2inchspacersontothespindleshafttogetthe 
desiredheight-of-cut;thenslidethewasheronto 
theshaft.
Referto 
combinationsofspacersforthesetting.
Figure7&Figure8todeterminethe
Figure7&Figure8to
11
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Figure9
Figure7
1.Tensioningcap4.Axlemountingholes
2.Spacers5.CastorWheel
3.Shims
Figure8
4.Pushthecastorspindlethroughthecastorarm. 
Installtheshims(astheywereoriginallyinstalled) 
andtheremainingspacersontothespindleshaft. 
Installthetensioningcaptosecuretheassembly.
1.Height-of-cutrod3.Clevispinandhairpin 
cotter
2.Height-of-cutcollar
6.Aligntheheight-of-cutcollartothedesired 
height-of-cutholesontheheightofcutrod 
(Figure10).
5.Removethehairpinandclevispinsecuringthe 
heightofcutcollartotheheightofcutrodonthe 
rearofthecuttingunit(
Figure9).
Figure10
7.Securetheadjustmentwiththeclevispinandhair 
pin.
Note:Positiontheheadoftheclevispintoward 
thefrontofthedeck,ifpossible.
Note:Whenusing1inch(25mm),1-1/2inch(38 
mm),oroccasionally2inch(51mm)height–of–cut, 
movetheskidsandrollertothehighestholes.
AdjustingtheCuttingUnit 
Pitch
Cuttingunitpitchisthedifferenceinheight-of-cut 
fromthefrontofthebladeplanetothebackofthe 
bladeplane.Tororecommendsabladepitchof1/2
12
Page 13

inch(13mm).Thatisthebackofthebladeplaneis1/2 
inch(13mm)higherthanthefront.
1.Positionthemachineonalevelsurfaceontheshop 
oor.
2.Setthecuttingunittothedesiredheight-of-cut.
3.Rotate1bladesothatitpointsstraightforward.
4.Usingashortruler,measurefromtheoortothe 
fronttipoftheblade.Rotatethebladetiptotherear 
andmeasurefromtheoortothetipoftheblade.
Figure12
5.Subtractthefrontdimensionfromtherear 
dimensiontocalculatethebladepitch.
6.Loosenthejamnutsonthebottomofthe 
height-of-cutrods(
1.Height-of-cut
7.Rotatetheheight-of-cutrodstoraiseorlowerthe 
rearofthecuttingunitandattainthecorrectcutting 
unitpitch.
Figure11).
Figure11
2.Jamnut
1.Skid
AdjustingtheRollers
Note:Ifthecuttingunitistobeusedinthe1or1-1/2
inch(25or38mm)height-of-cutsetting,thecutting 
unitrollersmustberepositionedinthetopbracket 
holes.
1.Removethescrewandnutsecuringtherollershaft 
tothedeckbracket(
Figure13).
8.Tightenthejamnuts.
AdjustingtheSkids
Theskidsshouldbemountedinthelowerposition 
whenoperatinginheightofcutsgreaterthan2-1/2 
inches(64mm)andinthehigherpositionwhen 
operatinginheightofcutslowerthan2-1/2inches(64 
mm).
Adjusttheskidsbyremovingtheangeboltandnuts, 
positioningthemasdesired,andinstallingthefasteners 
(Figure12).
Figure13
1.Roller
2.Slidetheshaftoutofthelowerbracketholes,align 
therollerwiththetopholes,andinstalltheshaft.
3.Installthescrewandnuttosecuretheassemblies.
2.Rollershaft
CorrectingCuttingUnit 
Mismatch
Duetodifferencesingrassconditionsandthe 
counterbalancesettingofthetractionunit,itisadvised 
thatgrassbecutandappearancecheckedbeforeformal 
cuttingisstarted.
1.Setthecuttingunittothedesiredheightofcut; 
refertoAdjustingtheHeightofCut.
13
Page 14

2.Checkandadjustfrontandreartractortirepressure 
to10psi(0.7BAR).
3.Checkandadjustallcastortirepressuresto50psi 
(3.4BAR).
4.Checkforbentblades;refertoCheckingforaBent 
Blade.
5.Cutgrassinatestareatodetermineifallcutting 
unitsarecuttingatthesameheight.
6.Ifcuttingunitadjustmentsarestillneeded,ndaat 
surfaceusinga6foot(2m)orlongerstraightedge.
7.Toeasemeasuringbladeplane,raisetheheightof 
cuttothehighestposition;refertoAdjustingthe 
HeightofCut.
8.Lowercuttingunitontotheatsurface.Remove 
thecoversfromthetopofthecuttingunits.
9.Rotatethebladeoneachspindleuntiltheendsface 
forwardandbackward.
10.Measurefromtheoortothefronttipofthe 
cuttingedge.
11.Adjust1/8inch(3mm)shimsoncastorfork(s)to 
matchheightofcuttodecal( 
AdjustingtheCuttingUnitPitch.
Figure14);referto
damagethatcanbecausedbydirectsunlightonthe 
sensitive,freshlymowedgrass.
SelecttheProperHeight-of-CutSetting 
toSuitConditions
Removeapproximately1inch(25mm)ornomorethan 
1/3ofthegrassbladewhencutting.Inexceptionally 
lushanddensegrass,youmayhavetoraisethe 
height-of-cuttothenextsetting.
MowatProperIntervals
Undermostnormalconditionsyouwillneedtomow 
approximatelyevery4–5days.Butremember,grass 
growsatdifferentratesatdifferenttimes.Thismeans 
thatinordertomaintainthesameheight-of-cut,which 
isagoodpractice,youwillneedtocutmorefrequently 
inearlyspring;asthegrassgrowthrateslowsinmid 
summer,cutonlyevery8–10days.Ifyouareunableto 
mowforanextendedperiodduetoweatherconditions 
orotherreasons,mowrstwiththeheight-of-cutata 
highlevel;thenmowagain2–3dayslaterwithalower 
heightsetting.
AlwaysMowwithSharpBlades
Figure14
1.Tensioningcap4.Axlemountingholes
2.Spacers5.Castorwheel
3.Shims
OperatingTips
Asharpbladecutscleanlyandwithouttearingor 
shreddingthegrassbladeslikeadullblade.Tearingand 
shreddingcausesthegrasstoturnbrownattheedges 
whichimpairsgrowthandincreasessusceptibilityto 
diseases.
AfterOperating
Toensureoptimumperformance,cleantheunderside 
ofthemowerhousingaftereachuse.Ifresidueis 
allowedtobuildupinthemowerhousing,cutting 
performancewilldecrease.
CuttingUnitPitch
Werecommendabladepitchof1/2inch(13mm).A 
pitchlargerthan1/2inch(13mm)willresultinless 
powerrequired,largerclippings,andapoorerquality 
ofcut.Apitchlessthan1/2inch(13mm)willresult 
inmorepowerrequired,smallerclippingsandabetter 
qualityofcut.
MowWhenGrassisDry
Moweitherinthelatemorningtoavoidthedew,which 
causesgrassclumping,orinlateafternoontoavoidthe
14
Page 15

Maintenance
RecommendedMaintenanceSchedule(s)
MaintenanceService
Interval
Aftertherst2hours
Aftertherst10hours
Beforeeachuseordaily
Every50hours
Every400hours
1
Immediatelyaftereverywashing,regardlessoftheintervallisted
MaintenanceProcedure
•Tightenthecastorwheelnuts
•Tightenthecastorwheelnuts
•T orquethebladebolts
•Checktheblades
•Lubricatethegreasettings1
•Checkthegearboxoillevel
•Tightenthecastorwheelnuts
•T orquethebladebolts
•Checkthebladedrivebeltadjustment
•Cleanunderthecuttingunitbeltcovers
•Changethegearboxoil
CAUTION
Ifyouleavethekeyintheignitionswitch,someonecouldaccidentallystarttheengineandseriously 
injureyouorotherbystanders.
Removethekeyfromtheignitionswitchbeforeyoudoanymaintenance.
Important:Thefastenersonthecoversofthismachinearedesignedtoremainonthecoverafterremoval.
Lubrication
Themachinehasgreasettingsthatmustbelubricated 
regularlywithNo.2GeneralPurposeLithiumBase 
Grease.Ifthemachineisoperatedundernormal 
conditions,lubricateallbearingsandbushingsafter 
every50hoursofoperationorimmediatelyafterevery 
washing.
Lubricatethefollowingareas:
•Castorforkshaftbushings(2)(
Figure15)
Figure15
•Spindleshaftbearings(3)(locatedunderthepulley) 
(Figure16).
15
Page 16

Figure16
g017956
1
2
3
4
5
6
8
7
9
10
•Idlerarmshaftbearings(Figure16).
•Liftarmpivots,front(2)(
Figure17).
TiltingtheCuttingUnitfor 
Maintenance
Topreparetheunitformaintenance:
1.Positionthemachineonalevelsurface,raisethe 
cuttingunit,turnofftheengine,engagetheparking 
break,andapplytheliftarmlatches.
Note:Ifthecuttingunitisa72inch(183cm) 
modelwithareardischargekittted,therearLH 
footguardshouldberemovedpriortocarryingout 
thisoperation.
2.Removethehairpinandclevispinsecuringthe 
height-of-cutcollartotheheight-of-cutrodonthe 
rearofthecuttingunit( 
height-of-cutcollars.
Figure19).Removethe
Figure17
•Liftarmpivots,rear(2)(Figure18).
Figure18
Figure19
1.Liftarmlatches6.Liftarmpads
2.Hairpincotter
3.Clevispin
4.Height-of-cutcollar9.RHliftarm
5.Height-of-cutrod
7.Clevispin
8.Hairpincotter
10.RHcasterarm
3.Pivotthedeckuntiltheclevispincanbeinserted 
throughtheholeintheRHcastorarmandsecure 
ittotheRHliftarm.Securetheclevispinwitha 
haripincotter(Figure19).
Tolowerthedeckfromthetiltedposition:
1.Removethehairpincotter.Liftthedeckuntilthe 
clevispincanbeeasilyremovedfromtheholeinthe 
RHcastorarm(
Figure19).
2.Lowerandtiltthedeckbackensuringthe 
height-of-cutrodsdonotgetcaughtonanypartof 
thetractionunit.
3.Pushdownontherear,right-handsideofthecutting 
unitandinserttheheight-of-cutrodsthroughthe
16
Page 17

liftarmpads.RepeatfortheLHside,makingsure
theRHsideheight-of-cutroddoesnotfallout 
(Figure19).
4.Installtheheight-of-cutcollarsontotheheight-of-cut 
rodsandsecurethemwiththeclevispinsandhair 
pincotters(
Figure19).Makesuretheheadofthe
clevispinistowardthefrontofthedeck.
SeparatingtheCuttingUnit 
fromtheTractionUnit
1.Positionthemachineonlevelsurface,raisethe 
cuttingunit,movetheliftlevertotheFloatposition, 
shuttheengineoff,andengagetheparkingbrake.
2.Removethehairpinandclevispinsecuringthe 
height-of-cutrodtotherearofthecuttingunit
Figure20).Removetheheight-of-cutcollars.
(
Figure20
Figure21
1.Liftarm
2.Clevispin4.Castorarmbracket
3.Hairpincotter
5.Removethehydraulicmotorcovers,removethe 
bolts,thenremovethehydraulicmotorfromthe 
cuttingunit.(Figure22).
1.Height-of-cutrod
2.Height-of-cutcollar
3.Turnontheignitionswitchandlowerthecutting 
unittotheoor.Leavetheliftswitchintheoat 
position.
Note:Makesuretheengineisnotrunning.
4.Removethehairpincottersandclevispinssecuring 
theliftarmstothecastorarmbrackets(Figure21).
3.Hairpincotterandclevis 
pin
Figure22
6.Raisetheliftarms,latchthemintheraisedposition, 
androllthecuttingunitawayfromthetractionunit. 
Turnofftheignitionswitch.
DANGER
Donotengagethecuttingunitdrivewhilethe 
hydraulicmotorisnotconnectedtothecutting 
unit.
MountingtheCuttingUnitto 
theTractionUnit
1.Positionthemachineonalevelsurfaceandshutthe
17
engineoff.Leavetheignitionswitchon.
Page 18

2.Movethecuttingunitintopositioninfrontofthe
g017960
1
2
3
4
5
6
7
8
9
10
tractionunit.
3.Installthehydraulicmotorontothecuttingunit, 
secureitusingthetwobolts,theninstallthetwo 
hydraulicmotorcovers(
Figure22).
4.MovetheliftswitchtotheFloatposition.Pusha 
liftarmdownuntiltheholesintheliftarmlineup 
withtheholesinthecastorarmbracketandthe 
heightofcutrodcanbeinsertedintotheliftarm 
pads(Figure23).
pincotters(
Figure23).Headofclevispintobe
positionedtowardthefrontofthedeck.
ServicingtheBushingsinthe 
CastorArms
Thecastorarmshavebushingspressedintothetopand 
bottomofthetubeandaftermanyhoursofoperation, 
thebushingswillwear.Tocheckthebushings,movethe 
castorforkbackandforthandfromsidetoside.Ifthe 
castorspindleislooseinsidethebushings,thebushings 
arewornandmustbereplaced.
1.Raisethecuttingunitsothatthewheelsareoffof 
theoor.Latchthecuttingunitsothatitcannot 
accidentallyfall.
2.Removethetensioningcap,spacer(s),andthrust 
washerfromthetopofthecastorspindle.
3.Pullthecastorspindleoutofthemountingtube. 
Allowthethrustwasherandspacer(s)toremainon 
thebottomofthespindle.
4.Insertapinpunchintothetoporbottomofthe 
mountingtubeanddrivethebushingoutofthetube
Figure24).Alsodrivetheotherbushingoutofthe
( 
tube.Cleantheinsideofthetubestoremovedirt.
Figure23
1.Liftarm6.Clevispin
2.Castorarmbracket
3.Height-of-cutrod8.Height-of-cutcollar
4.Liftarmpads9.Clevispin
5.Thrustwashers10.Hairpincotter
5.Securetheliftarmtothecastorarmwith(2)thrust 
washers,aclevispinandahairpincotter.Position 
thethrustwashersbetweentheliftarmandthecastor 
armbracket(Figure23).Insertendofcotterpininto 
theslotinthecastorarmtabtoretaincotterpin.
7.Hairpincotter
6.Repeattheprocedureontheoppositeliftarm.
7.Startthetractionunitandraisethecuttingunit.
8.WorkingontheRHside,pushdownontherear 
ofthecuttingunitandinserttheheightofcutrods 
throughtheliftarmpads.RepeatontheLHside 
takingcarenottoallowtheRHsideheight-of-cut 
rodtofallout.
9.Installtheheightofcutcollarsontotheheightof 
cutrodsandsecurewiththeclevispinsandhair
Figure24
1.Castorarmtube
2.Bushings
5.Applygreasetotheinsideandoutsideofthenew 
bushings.Usingahammerandatplate,drivethe 
bushingsintothemountingtube.
6.Inspectthecastorspindleforwearandreplaceitif 
damaged.
7.Pushthecastorspindlethroughthebushingsand 
mountingtube.Slidethethrustwasherandspacer(s) 
ontothespindle.Installthetensioningcaponthe 
castorspindletoretainallpartsinplace.
ServicingtheCastorWheels 
andBearings
1.Removethelocknutfromtheboltholdingthecastor 
wheelassemblybetweenthecastorfork(Figure25).
18
Page 19

Graspthecastorwheelandslidetheboltoutofthe
forkorpivotarm.
Figure25
1.Castorwheel3.Bearing(2)
2.Castorfork
4.Bearingspacer
2.Removethebearingfromthewheelhubandallow 
thebearingspacertofallout(Figure25).Remove 
thebearingfromtheoppositesideofthewheelhub.
3.Checkthebearings,spacer,andinsideofthewheel 
hubforwear.Replaceanydamagedparts.
4.Toassemblethecastorwheel,pushthebearinginto 
thewheelhub.Wheninstallingthebearings,press 
ontheouterraceofthebearing.
5.Slidethebearingspacerintothewheelhub.Pushthe 
otherbearingintotheopenendofthewheelhubto 
captivatethebearingspacerinsidethewheelhub.
Figure26
3.Rotatetheoppositeendofthebladeforward. 
Measurebetweenthecuttingunitandcuttingedge 
ofthebladeatthesamepositionasinstep2The 
differencebetweenthedimensionsobtainedin 
steps2and3mustnotexceed1/8inch(3mm).If 
thedimensionexceeds1/8inch(3mm),replace 
thebladebecauseitisbent;refertoRemovingthe 
CuttingBlade.
RemovingandInstallingthe 
Blade(s)
Theblademustbereplacedifasolidobjectishit,the 
bladeisout-of-balance,worn,orbent.Alwaysuse 
genuineTororeplacementbladestoensuresafetyand 
optimumperformance.Neverusebladesmadebyother 
manufacturersbecausetheycouldbedangerous.
1.Raisethecuttingunittothehighestposition,engage 
theparkingbrake,stoptheengine,andremovethe 
ignitionkey.Latchthecuttingunittopreventitfrom 
accidentallyfalling.
2.Grasptheendofthebladeusingaragorthickly 
paddedglove.Removethebladebolt,anti-scalpcup, 
andbladefromthespindleshaft(
Figure27).
6.Installthecastorwheelassemblybetweenthecastor 
forkandsecureitinplacewiththeboltandlocknut.
CheckingforaBentBlade
1.Positionthemachineonalevelsurface.Raisethe 
cuttingunit,engagetheparkingbrake,putthe 
tractionpedalinneutral,putthecuttingunitdrive 
switchintheOffposition,stoptheengine,and 
removetheignitionkey.Latchthecuttingunitto 
preventitfromaccidentallyfalling.
2.Rotatethebladeuntiltheendsfaceforwardand 
backward.Measurefromtheinsideofthecutting 
unittothecuttingedgeatthefrontoftheblade 
(Figure26),andrememberthisdimension.
Figure27
1.Bladebolt2.Anti-scalpcup
3.Installtheblade-sailfacingtowardthecutting 
unit-withtheanti-scalpcupandbladebolt.Tighten 
thebladeboltto85-110ft-lb(115-149N-m).
Important:Thecurvedpartoftheblademust 
bepointingtowardtheinsideofthecuttingunit 
toensurepropercutting .
19
Page 20

InspectingandSharpeningthe 
Blade(s)
DANGER
Awornordamagedbladecanbreak,andapiece 
ofthebladecouldbethrownintotheoperator's 
orbystander'sarea,resultinginseriouspersonal 
injuryordeath.
•Inspectthebladeperiodicallyforwearor 
damage.
•Donottrytostraightenabladethatisbent.
Figure28
1.Cuttingedge3.Wear/slotforming
2.Curvedarea/sail4.Crack
•Neverweldabrokenorcrackedblade.
•Replaceawornordamagedbladewitha 
newT orobladetoensurecontinuedsafety 
certicationoftheproduct.
Twoareasmustbeconsideredwhencheckingand 
servicingthecuttingblade:thesailandthecuttingedge. 
Bothcuttingedgesandthesail,whichistheturnedup 
portionoppositethecuttingedge,contributetoagood 
quality-of-cut.Thesailisimportantbecauseitpullsgrass 
upstraight,therebyproducinganevencut.However, 
thesailwillgraduallyweardownduringoperation,and 
thisconditionisnormal.Asthesailwearsdown,the 
quality-of-cutwilldegradesomewhat,althoughthe 
cuttingedgesaresharp.Thecuttingedgeoftheblade 
mustbesharpsothatthegrassiscutratherthantorn. 
Adullcuttingedgeisevidentwhenthetipsofthegrass 
appearbrownandshredded.Sharpenthecuttingedges 
tocorrectthiscondition.
1.Positionthemachineonalevelsurface.Raisethe 
cuttingunit,engagetheparkingbrake,putthe 
tractionpedalinneutral,putthecuttingunitdrive 
switchintheOffposition,stoptheengine,remove 
theignitionkey,andapplytheliftarmlatches.
WARNING
Ifthebladeisallowedtowear,aslotwillform 
betweenthesailandatpartoftheblade
Figure28).Eventually,apieceoftheblademay
( 
breakoffandbethrownfromunderthehousing, 
possiblyresultinginseriousinjurytoyourself 
orbystanders.
•Inspectthebladeperiodicallyforwearor 
damage.
•Replaceawornordamagedbladewitha 
newTorobladetoensurecontinuedsafety 
certicationoftheproduct.
3.Examinethecuttingedgesofallblades.Sharpenthe 
cuttingedgesiftheyaredullornicked.Sharpenonly 
thetopsideofthecuttingedgeandmaintainthe 
originalcuttingangletoensuresharpness(Figure29). 
Thebladewillremainbalancedifthesameamount 
ofmetalisremovedfrombothcuttingedges.
2.Examinethecuttingendsofthebladecarefully, 
especiallywheretheatandcurvedpartsofthe 
blademeet( 
materialcanwearawaythemetalthatconnects 
theatandcurvedpartsoftheblade,checkthe 
bladebeforeusingthemachine.Ifwearisnoticed 
(Figure28),replacetheblade;refertoRemovingthe 
CuttingBlade.
Figure28).Sincesandandabrasive
Figure29
1.Sharpenatoriginalangle
Note:Removethebladesandsharpenthemona 
grinder;refertoRemovingtheCuttingBlades.After 
sharpeningthecuttingedges,installthebladewith 
theanti-scalpcupandbladebolt.Thebladesails 
mustbeontopoftheblade.Tightenthebladebolt 
to85-110ft-lb(115-149N-m).
20
Page 21

CheckingandCorrecting
MismatchofBlades
Ifthereismismatchbetweentheblades,thegrasswill 
appearstreakedwhenitiscut.Thisproblemcanbe 
correctedbymakingsurethatthebladesarestraightand 
allofthebladesarecuttingonthesameplane.
1.Usinga3foot(1meter)longcarpenterslevel,nd 
alevelsurfaceontheshopoor.
2.Raisetheheight-of-cuttothehighestposition;refer 
toAdjustingtheHeight-of-Cut.
3.Lowerthecuttingunitontotheatsurface.Remove 
thecoversfromthetopofthecuttingunit.
4.Rotatethebladesuntiltheendsfaceforwardand 
backward.Measurefromtheoortothefronttipof 
thecuttingedge.Rememberthisdimension.Then 
rotatethesamebladesothattheoppositeendis 
forward,andmeasureagain.Thedifferencebetween 
thedimensionsmustnotexceed1/8inch(3mm). 
Ifthedimensionexceeds1/8inch(3mm),replace 
thebladebecauseitisbent.Makesuretomeasure 
alloftheblades.
5.Comparethemeasurementsoftheouterblades 
withthecenterblade.Thecenterblademustnotbe 
morethan3/8inch(10mm)lowerthantheouter 
blades.Ifthecenterbladeismorethan3/8inch(10 
mm)lowerthantheouterblades,proceedtostep 
andaddshimsbetweenthespindlehousingandthe 
bottomofthecuttingunit.
1.Lowerthecuttingunittotheshopoor.Remove 
thebeltcoversfromthetopofthecuttingunitand 
setthecoversaside.
2.Usingatorquewrenchorsimilartool,movetheidler 
pulley(Figure30)awayfromthedrivebelttorelease 
thebelttensionandallowthebelttobeslippedoff 
thexedidlerpulley(Figure30).
Figure30
1.Idlerpulley2.Fixedidlerpulley
6
6.Removethebolts,atwashers,lockwashers,and 
nutsfromtheouterspindleintheareawherethe 
shimsmustbeadded.Toraiseorlowertheblade, 
addashim,PartNo.3256-24,betweenthespindle 
housingandthebottomofthecuttingunit.Continue 
tocheckthealignmentofthebladesandaddshims 
untilthetipsofthebladesarewithintherequired 
dimension.
Important:Donotusemorethanthreeshimsat 
anyoneholelocation.Usedecreasingnumbers 
ofshimsinadjacentholesifmorethanoneshim 
isaddedtoanyoneholelocation.
7.Installthebeltcovers.
ReplacingtheDriveBelt
Thebladedrivebelt,tensionedbythespringloaded 
idlerpulley,isverydurable.However,aftermanyhours 
ofuse,thebeltwillshowsignsofwear.Signsofaworn 
beltare:squealingwhenbeltisrotating,bladesslipping 
whencuttinggrass,frayededges,burnmarksandcracks. 
Replacethebeltifanyoftheseconditionsareevident.
Figure31
1.Bolts2.Hydraulicmotor
3.Removetheboltsandhydraulicmotorasshownin 
Figure31.
4.Removetheoldbeltfromaroundtheremaining 
pulleys.
5.Routethenewbeltaroundthespindlepulleysand 
idlerpulleyassemblyasshowninFigure32.
21
Page 22

Figure32
1.Beltrouting
6.Installthehydraulicmotorandsecureitwiththe 
boltsremovedearlier(Figure31).
7.Installthebeltcovers.
22
Page 23

Notes:
23
Page 24

TheT oroT otalCoverageGuarantee
ALimitedWarranty
ConditionsandProductsCovered
TheT oroCompanyanditsafliate,T oroWarrantyCompany ,pursuant 
toanagreementbetweenthem,jointlywarrantyourT oroCommercial 
product(“Product”)tobefreefromdefectsinmaterialsorworkmanship 
fortwoyearsor1500operationalhours*,whicheveroccursrst.This 
warrantyisapplicabletoallproductswiththeexceptionofAerators 
(refertoseparatewarrantystatementsfortheseproducts).Wherea 
warrantableconditionexists,wewillrepairtheProductatnocosttoyou 
includingdiagnostics,labor,parts,andtransportation.Thiswarranty 
beginsonthedatetheProductisdeliveredtotheoriginalretailpurchaser. 
*Productequippedwithanhourmeter.
InstructionsforObtainingWarrantyService
YouareresponsiblefornotifyingtheCommercialProductsDistributoror 
AuthorizedCommercialProductsDealerfromwhomyoupurchasedthe 
Productassoonasyoubelieveawarrantableconditionexists.Ifyouneed 
helplocatingaCommercialProductsDistributororAuthorizedDealer,or 
ifyouhavequestionsregardingyourwarrantyrightsorresponsibilities, 
youmaycontactusat:
ToroCommercialProductsServiceDepartment 
ToroWarrantyCompany
811 1LyndaleAvenueSouth 
Bloomington,MN55420-1196
952–888–8801or800–952–2740 
E-mail:commercial.warranty@toro.com
OwnerResponsibilities
AstheProductowner,youareresponsibleforrequiredmaintenance 
andadjustmentsstatedinyourOperator'sManual.Failuretoperform 
requiredmaintenanceandadjustmentscanbegroundsfordisallowinga 
warrantyclaim.
ItemsandConditionsNotCovered
Notallproductfailuresormalfunctionsthatoccurduringthewarranty 
periodaredefectsinmaterialsorworkmanship.Thiswarrantydoesnot 
coverthefollowing:
•Productfailureswhichresultfromtheuseofnon-Tororeplacement
parts,orfrominstallationanduseofadd-on,ormodiednon-T oro 
brandedaccessoriesandproducts.Aseparatewarrantymaybe 
providedbythemanufactureroftheseitems.
•Productfailureswhichresultfromfailuretoperformrecommended
maintenanceand/oradjustments.Failuretoproperlymaintainyour 
ToroproductpertheRecommendedMaintenancelistedinthe 
Operator’sManualcanresultinclaimsforwarrantybeingdenied.
•ProductfailureswhichresultfromoperatingtheProductinan
abusive,negligent,orrecklessmanner.
•Partssubjecttoconsumptionthroughuseunlessfoundtobe
defective.Examplesofpartswhichareconsumed,orusedup, 
duringnormalProductoperationinclude,butarenotlimitedto,brake 
padsandlinings,clutchlinings,blades,reels,rollersandbearings 
(sealedorgreasable),bedknives,sparkplugs,castorwheelsand 
bearings,tires,lters,belts,andcertainsprayercomponentssuchas 
diaphragms,nozzles,andcheckvalves,etc.
•Failurescausedbyoutsideinuence.Conditionsconsideredtobe
outsideinuenceinclude,butarenotlimitedto,weather,storage 
practices,contamination,useofunapprovedfuels,coolants, 
lubricants,additives,fertilizers,water,orchemicals,etc.
•Failureorperformanceissuesduetotheuseoffuels(e.g.gasoline,
diesel,orbiodiesel)thatdonotconformtotheirrespectiveindustry 
standards.
•Normalnoise,vibration,wearandtear,anddeterioration.
•Normal“wearandtear”includes,butisnotlimitedto,damageto
seatsduetowearorabrasion,wornpaintedsurfaces,scratched 
decalsorwindows,etc.
Parts
Partsscheduledforreplacementasrequiredmaintenancearewarranted 
fortheperiodoftimeuptothescheduledreplacementtimeforthatpart. 
Partsreplacedunderthiswarrantyarecoveredforthedurationofthe 
originalproductwarrantyandbecomethepropertyofToro.Torowill 
makethenaldecisionwhethertorepairanyexistingpartorassemblyor 
replaceit.T oromayuseremanufacturedpartsforwarrantyrepairs.
DeepCycleandLithium-IonBatteryWarranty:
DeepcycleandLithium-Ionbatterieshaveaspeciedtotalnumberof 
kilowatt-hourstheycandeliverduringtheirlifetime.Operating,recharging, 
andmaintenancetechniquescanextendorreducetotalbatterylife.Asthe 
batteriesinthisproductareconsumed,theamountofusefulworkbetween 
chargingintervalswillslowlydecreaseuntilthebatteryiscompletelyworn 
out.Replacementofwornoutbatteries,duetonormalconsumption, 
istheresponsibilityoftheproductowner.Batteryreplacementmaybe 
requiredduringthenormalproductwarrantyperiodatowner’sexpense. 
Note:(Lithium-Ionbatteryonly):ALithium-Ionbatteryhasapartonly 
proratedwarrantybeginningyear3throughyear5basedonthetime 
inserviceandkilowatthoursused.RefertotheOperator'sManualfor 
additionalinformation.
MaintenanceisatOwner’sExpense
Enginetune-up,lubrication,cleaningandpolishing,replacementoflters, 
coolant,andcompletingrecommendedmaintenancearesomeofthe 
normalservicesToroproductsrequirethatareattheowner’sexpense.
GeneralConditions
RepairbyanAuthorizedT oroDistributororDealerisyoursoleremedy 
underthiswarranty .
NeitherTheToroCompanynorToroWarrantyCompanyisliablefor 
indirect,incidentalorconsequentialdamagesinconnectionwiththe 
useoftheToroProductscoveredbythiswarranty,includingany 
costorexpenseofprovidingsubstituteequipmentorserviceduring 
reasonableperiodsofmalfunctionornon-usependingcompletion 
ofrepairsunderthiswarranty .ExceptfortheEmissionswarranty 
referencedbelow,ifapplicable,thereisnootherexpresswarranty. 
Allimpliedwarrantiesofmerchantabilityandtnessforuseare 
limitedtothedurationofthisexpresswarranty.
Somestatesdonotallowexclusionsofincidentalorconsequential 
damages,orlimitationsonhowlonganimpliedwarrantylasts,sothe 
aboveexclusionsandlimitationsmaynotapplytoyou.Thiswarranty 
givesyouspeciclegalrights,andyoumayalsohaveotherrightswhich 
varyfromstatetostate.
Noteregardingenginewarranty:
TheEmissionsControlSystemonyourProductmaybecoveredby 
aseparatewarrantymeetingrequirementsestablishedbytheU.S. 
EnvironmentalProtectionAgency(EPA)and/ortheCaliforniaAir 
ResourcesBoard(CARB).Thehourlimitationssetforthabovedonot 
applytotheEmissionsControlSystemWarranty.RefertotheEngine 
EmissionControlWarrantyStatementsuppliedwithyourproductor 
containedintheenginemanufacturer’sdocumentationfordetails
CountriesOtherthantheUnitedStatesorCanada
CustomerswhohavepurchasedT oroproductsexportedfromtheUnitedStatesorCanadashouldcontacttheirT oroDistributor(Dealer)toobtain 
guaranteepoliciesforyourcountry ,province,orstate.IfforanyreasonyouaredissatisedwithyourDistributor'sserviceorhavedifcultyobtaining 
guaranteeinformation,contacttheToroimporter.
374-0253RevB