Toro 30366 User manual

FormNo.3372-462RevA
60inSideDischargeMower
Groundsmaster®3320/3280-DTractionUnit
ModelNo.30366—SerialNo.312000001andUp
ToregisteryourproductordownloadanOperator'sManualorPartsCatalogatnocharge,gotowww.Toro.com.OriginalInstructions(EN)

ThisproductcomplieswithallrelevantEuropean
directives,fordetailspleaseseetheseparateproduct
specicDeclarationofConformity(DOC)sheet.
Introduction
Thisrotary-bladelawncuttingdeckismounted
toaride-onmachineandisintendedtobeused
byprofessional,hiredoperatorsincommercial
applications.Itisprimarilydesignedforcuttinggrass
onwell-maintainedlawnsinparks,sportselds,and
oncommercialgrounds.Itisnotdesignedforcutting
brush,mowinggrassandothergrowthalongside
highways,orforagriculturaluses.
Readthisinformationcarefullytolearnhowtooperate
andmaintainyourproductproperlyandtoavoidinjury
andproductdamage.Youareresponsibleforoperating
theproductproperlyandsafely.
YoumaycontactTorodirectlyatwww.Toro.comfor
productandaccessoryinformation,helpndingadealer,
ortoregisteryourproduct.
Wheneveryouneedservice,genuineToroparts,or
additionalinformation,contactanAuthorizedService
DealerorToroCustomerServiceandhavethemodel
andserialnumbersofyourproductready.Themodel
andserialnumbersarestampedintoaplatethatis
mountedonthemowerhousing.Writethenumbersin
thespaceprovided.
ModelNo.
SerialNo.
Thismanualidentiespotentialhazardsandhassafety
messagesidentiedbythesafetyalertsymbol(Figure1),
whichsignalsahazardthatmaycauseseriousinjury
ordeathifyoudonotfollowtherecommended
precautions.
Figure1
1.Safetyalertsymbol
Thismanualuses2otherwordstohighlightinformation.
Importantcallsattentiontospecialmechanical
informationandNoteemphasizesgeneralinformation
worthyofspecialattention.
Contents
Introduction.................................................................2
Safety...........................................................................3
SafeOperatingPractices.......................................3
ToroMowerSafety...............................................4
SafetyandInstructionalDecals.............................6
Setup...........................................................................8
1InstallingtheLiftArmstotheTraction
Unit..................................................................9
2ConnectingtheLiftArmstotheCutting
Unit..................................................................9
3ReplacingtheTractionUnitPTO
Shaft..............................................................10
4ConnectingthePTOShafttotheCutting
UnitGearBox................................................10
5GreasingtheMachine......................................10
ProductOverview......................................................11
Specications.....................................................11
Attachments/Accessories...................................11
Operation...................................................................12
CheckingtheLubricantintheGear
Box................................................................12
AdjustingtheHeight-of-Cut...............................12
AdjustingtheRollers..........................................13
AdjustingtheSkids.............................................14
AdjustingtheFlowBafe...................................14
PositioningtheFlowBafe.................................14
AdjustingtheCuttingUnitPitch.........................15
CorrectingCuttingUnitMismatch......................15
UsingtheSideDischarge....................................16
OperatingTips...................................................16
Maintenance...............................................................17
RecommendedMaintenanceSchedule(s)................17
Lubrication.........................................................18
PreMaintenance.................................................19
SeparatingtheCuttingUnitfromtheTraction
Unit................................................................19
MountingtheCuttingUnittotheTraction
Unit................................................................20
ServicingtheBushingsintheCastor
Arms..............................................................20
ServicingtheCastorWheelsandBearings............21
CheckingforaBentBlade...................................21
RemovingandInstallingtheBlade(s)...................22
InspectingandSharpeningtheBlade(s)...............22
CheckingandCorrectingMismatchof
Blades............................................................23
ReplacingtheDriveBelt.....................................23
ReplacingtheGrassDeector.............................24
©2012—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN554202
Contactusatwww.Toro.com.
PrintedintheUSA.
AllRightsReserved

Safety
ThismachinemeetsorexceedsCENstandard
EN836:1997,ISOstandard5395:1990,andANSI
B71.4-2004specicationsineffectatthetimeof
production.
Improperuseormaintenancebytheoperatoror
ownercanresultininjury.Toreducethepotential
forinjury,complywiththesesafetyinstructions
andalwayspayattentiontothesafetyalertsymbol,
whichmeansCAUTION,WARNING,orDANGER-
"personalsafetyinstruction."Failuretocomplywiththe
instructionmayresultinpersonalinjuryordeath.
SafeOperatingPractices
ThefollowinginstructionsarefromtheCENstandard
EN836:1997,ISOstandard5395:1990,andANSI
B71.4-2004.
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.Theyareammableandvaporsareexplosive.
–Useonlyanapprovedcontainer.
–Neverremovefuelcaporaddfuelwithengine
running.Allowenginetocoolbeforerefueling.
Donotsmokewhilerefueling.
–Neverrefuelordrainthemachineindoors.
•Checkthatoperator'spresencecontrols,safety
switchesandshieldsareattachedandfunctioning
properly.Donotoperateunlesstheyarefunctioning
properly.
Operation
•Neverrunanengineinanenclosedarea.
•Onlyoperateingoodlight,keepingawayfromholes
andhiddenhazards.
•Besurealldrivesareinneutralandparkingbrakeis
engagedbeforestartingengine.Onlystartengine
fromtheoperator'sposition.Alwaysusetheseat
beltswhentheROPSisintheraisedposition.Do
notusetheseatbeltswhentheROPSisinthe
loweredposition.
•Slowdownanduseextracareonhillsides.Besure
totravelintherecommendeddirectiononhillsides.
Turfconditionscanaffectthemachine'sstability.
Usecautionwhileoperatingneardrop-offs.
•Slowdownandusecautionwhenmakingturnsand
whenchangingdirectionsonslopes.
•Neverraisedeckwiththebladesrunning.
•Neveroperatewithguardsnotsecurelyinplace.Be
sureallinterlocksareattached,adjustedproperly,
andfunctioningproperty.
•Donotchangetheenginegovernorsettingor
overspeedtheengine.
•Stoponlevelground,lowerthecuttingunits,
disengagedrives,engageparkingbrake(ifprovided),
shutoffenginebeforeleavingtheoperator'sposition
foranyreason.
•Stopequipmentandinspectthebladesafterstriking
objectsorifanabnormalvibrationoccurs.Make
necessaryrepairsbeforeresumingoperations.
•Keephandsandfeetawayfromthecuttingunits.
•Lookbehindanddownbeforebackinguptobesure
ofaclearpath.
•Nevercarrypassengersandkeeppetsandbystanders
away.
•Slowdownandusecautionwhenmakingturnsand
crossingroadsandsidewalks.Stopbladesifnot
mowing.
3

•Donotoperatethemowerundertheinuenceof
alcoholordrugs.
•Lightningcancausesevereinjuryordeath.If
lightningisseenorthunderisheardinthearea,do
notoperatethemachine;seekshelter.
•Usecarewhenloadingorunloadingthemachine
intoatrailerortruck.
•Usecarewhenapproachingblindcorners,shrubs,
trees,orotherobjectsthatmayobscurevision.
•Theoperatorshallturnonashingwarninglights,
ifprovided,whenevertravelingonapublicroad,
exceptwheresuchuseisprohibitedbylaw.
MaintenanceandStorage
•Disengagedrives,lowerthecuttingunits,move
tractionpedaltoNeutral,setparkingbrake,stop
engineandremovekey.Waitforallmovementto
stopbeforeadjusting,cleaningorrepairing.
•Cleangrassanddebrisfromcuttingunits,drives,
mufer.Letenginecoolbeforestoringanddonot
storenearames,andenginetohelppreventres.
Cleanupoilorfuelspillage.
•Letenginecoolbeforestoringanddonotstorenear
ame.
•Shutofffuelwhilestoringortransporting.Donot
storefuelnearamesordrainindoors.
•Parkmachineonlevelground.Neverallowuntrained
personneltoservicemachine.
•Usejackstandstosupportcomponentswhen
required.
•Carefullyreleasepressurefromcomponentswith
storedenergy.
•Disconnectbatterybeforemakinganyrepairs.
Disconnectthenegativeterminalrstandthe
positivelast.Reconnectpositiverstandnegative
last.
•Usecarewhencheckingblades.Wrapthebladesor
weargloves,andusecautionwhenservicingthem.
Onlyreplaceblades.Neverstraightenorweldthem.
•Keephandsandfeetawayfrommovingparts.If
possible,donotmakeadjustmentswiththeengine
running.
•Chargebatteriesinanopenwellventilatedarea,
awayfromsparkandames.Unplugchargerbefore
connectingordisconnectingfrombattery.Wear
protectiveclothinganduseinsulatedtools.
•Keepallpartsingoodworkingconditionandall
hardwaretightened.Replaceallwornordamaged
decals.
ToroMowerSafety
Thefollowinglistcontainssafetyinformationspecic
toToroproductsorothersafetyinformationthatyou
mustknowthatisnotincludedintheCEN,ISO,or
ANSIstandard.
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.
•Thegrassdeectormustalwaysbeinstalledandin
thelowestpositiononthesidedischargecutting
unit.Neveroperatethemowerwithoutthedeector
orentiregrasscollector.
•Ifthecuttingunitdischargeareaeverplugs,shutthe
engineoffbeforeremovingtheobstruction.
•Cutgrassslopescarefully.Donotstart,stop,orturn
suddenly.
•Donottouchtheengineormuferwhiletheengine
isrunningorsoonafterithasstoppedbecausethese
areascouldbehotenoughtocauseburns.
MaintenanceandStorage
•Checktheblademountingboltsfrequentlytobesure
thattheyaretightenedtospecication.
•Makesurethatallhydrauliclineconnectorsare
tightandallhydraulichosesandlinesareingood
conditionbeforeapplyingpressuretothesystem.
4

•Keepyourbodyandhandsawayfrompinhole
leaksornozzlesthatejecthydraulicuidunderhigh
pressure.Usepaperorcardboard,notyourhands,
tosearchforleaks.Hydraulicuidescapingunder
pressurecanhavesufcientforcetopenetratethe
skinandcauseseriousinjury.
•Beforedisconnectingorperforminganyworkon
thehydraulicsystem,allpressureinthesystemmust
berelievedbystoppingtheengineandloweringthe
cuttingunitstotheground.
•Iftheenginemustberunningtoperforma
maintenanceadjustment,keephands,feet,clothing,
andanypartsofthebodyawayfromthecutting
units,attachments,andanymovingparts.Keep
everyoneaway.
•Donotoverspeedtheenginebychanginggovernor
settings.Toensuresafetyandaccuracy,havean
AuthorizedToroDistributorcheckthemaximum
enginespeedwithatachometer.
•Theenginemustbeshutoffbeforecheckingtheoil
oraddingoiltothecrankcase.
•Makesurethatthemowerfueltankisemptyifthe
machineistobestoredinexcessof30days.Do
notstorethemowernearanyopenameorwhere
gasolinefumesmaybeignitedbyaspark.
•Performonlythosemaintenanceinstructions
describedinthismanual.Ifmajorrepairsare
everneededorifassistanceisdesired,contactan
AuthorizedToroDistributor.
•Tomakesureofoptimumperformanceand
continuedsafetycerticationofthemachine,use
onlygenuineTororeplacementpartsandaccessories.
Replacementpartsandaccessoriesmadebyother
manufacturerscouldbedangerous,andsuchuse
couldvoidtheproductwarranty.
5

SafetyandInstructionalDecals
Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyareaof
potentialdanger.Replaceanydecalthatisdamagedorlost.
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.
93-7818
1.Warning—readtheOperator'sManualforinstructionson
torquingthebladebolt/nutto115-149N-m(85-110ft-lb).
117–4979
1.Entanglementhazard,belt—stayawayfrommovingparts,
keepallguardsandshieldsinplace.
107-2908
1.Thrownobjecthazard—keepbystandersasafedistance
fromthemachine.
2.Thrownobjecthazard—donotoperatethemowerwiththe
deectoruporremoved,keepthedeectorinplace.
3.Cutting/dismembermenthazardofhandorfoot,mower
blade—stayawayfrommovingparts.
108-1988
1.Beltrouting
6

100-5622
1.Heightofcutadjustment
108-1986
1.Heightofcut
107-1622
107-2916
1.Removetheignitionkeyandreadthe
Operator'sManualbeforeservicingor
performingmaintenance.
2.Thrownobjecthazard—donotoperate
themowerwiththedeectorupor
removed,keepthedeectorinplace;
keepbystandersasafedistancefrom
themachine.
3.Cutting/dismembermenthazardof
handorfoot,mowerblade—stayaway
frommovingparts.
7

Setup
LooseParts
Usethechartbelowtoverifythatallpartshavebeenshipped.
ProcedureDescriptionQty.Use
Pivotpinassembly2
1Cotterpin2Installtheliftarmstothetractionunit
Liftarm,right1
Liftarm,left1
Thrustwasher-nylon4
Clevispin4
Hairpin2
Heightofcutcollar2
Clevispin2
Hairpin2
Capscrew,1/2x3/4inch2
2
Washer2
Connecttheliftarmstothecuttingunit
3Nopartsrequired–ReplacetheTractionUnitPTOShaft
(CuttingUnitModel30366only)
4Nopartsrequired–ConnectthePTOshafttothecutting
unitgearbox.
5Nopartsrequired–Greasethemachine.
MediaandAdditionalParts
DescriptionQty.Use
Operator'sManual1Reviewthematerialandsaveinanappropriateplace
PartsCatalog1Usetoreferencepartnumbers
DeclarationofConformity1
WARNING
Ifyouleavethekeyintheignitionswitch,someone
couldaccidentallystarttheengineandseriously
injureyouorotherbystanders.
Removethekeyfromtheignitionswitchbeforeyou
doanymaintenance.
DANGER
IftheengineisstartedandthePTOshaftisallowed
torotate,seriousinjurycouldresult.
DonotstarttheengineandengagethePTOswitch
whenthePTOshaftisnotconnectedtothegear
boxonthecuttingunit.
Note:Determinetheleftandrightsidesofthemachine
fromthenormaloperatingposition.
8

1
InstallingtheLiftArmstothe
TractionUnit
Partsneededforthisprocedure:
2Pivotpinassembly
2Cotterpin
Procedure
1.Ononesideofthetractionunit,loosen(donot
remove)thewheelnutssecuringthewheelandtire
assemblytothefrontwheelstuds.
2.Jackupthemachineuntilthefrontwheelisoffof
theoor.Usejackstandsorblockthemachineto
preventitfromaccidentallyfalling.
3.Removethewheelnutsandslidethewheelandtire
assemblyoffofthestuds.
4.Mountaliftarmtothepivotbracketwithapivotpin
andacotterpin(Figure2).Mounttheliftarmwith
thebendpositionedoutward.
5.Hookthebrakereturnspringtothetabonthelift
arm(Figure2).
Figure2
1.Pivotpin4.Brakereturnspring
2.Liftarm5.Tab
3.Pivotbracket
6.Installthewheelandtireassembly.Torquethewheel
nutsto75–80ft-lb(102–108N-m).
7.Repeattheprocedureontheoppositesideofthe
machine.
2
ConnectingtheLiftArmsto
theCuttingUnit
Partsneededforthisprocedure:
1Liftarm,right
1Liftarm,left
4Thrustwasher-nylon
4Clevispin
2Hairpin
2Heightofcutcollar
2Clevispin
2Hairpin
2Capscrew,1/2x3/4inch
2Washer
Procedure
1.Movethecuttingunitintopositioninfrontofthe
tractionunit.
2.MovetheliftlevertotheFloatposition.Pushalift
armdownuntiltheholesintheliftarmlineupwith
theholesinthecastorarmbracketandtheheight
ofcutrodcanbeinsertedintotheliftarmpads
(Figure3).
3.Securetheliftarmtothecastorarmwith(2)thrust
washers,aclevispinandahairpincotter.Position
thethrustwashersbetweentheliftarmandthecastor
armbracket(Figure3).Insertendofcotterpininto
theslotinthecastorarmtabtoretaincotterpin.
4.Repeattheprocedureontheoppositeliftarm.
5.Startthetractionunitandraisethecuttingunit.
6.Pushdownontherearofthecuttingunitandinsert
theheightofcutrodsthroughtheliftarmpads.
7.Installtheheightofcutcollarsontotheheightof
cutrodsandsecurewiththeclevispinsandhair
pincotters(Figure3).Headofclevispintobe
positionedtowardthefrontofthedeck.
8.Installa1/2x3/4inchboltandawashertotopof
eachheightofcutrod(Figure3).
9

Figure3
1.Liftarm7.Hairpincotter
2.Castorarmbracket8.Height-of-cutcollar
3.Height-of-cutrod9.Clevispin
4.Liftarmpads10.Hairpincotter
5.Thrustwashers11.Bolt
6.Clevispin
3
ReplacingtheTractionUnit
PTOShaft
NoPartsRequired
Procedure
CuttingunitModel30366isequippedwithashorter
PTOshaftwhichmustbeinstalledonthetractionunit
asfollows:
1.Removethecotterpin,boltsandlocknutssecuring
thefemaleendofthePTOshafttothetractionunit
shaft.
2.RemovethePTOshaftfromthetractionunitshaft
andretainitforfutureapplications.
3.InstallthefemaleendofthePTOshaft,supplied
withthecuttingunit,tothetractionunitshaftwith
thecotterpin.
4.Tightentheboltsandlocknuts.
4
ConnectingthePTOShaftto
theCuttingUnitGearBox
NoPartsRequired
Procedure
1.SlidethemalePTOshaftintothefemalePTOshaft.
Alignthemountingholesinthegearcaseinput
shaftwiththeholesinthePTOshaftandslidethem
together.
Figure4
1.PTOshaft3.Gearcase
2.Boltsandlocknuts4.Rollpin
2.Securethemwitharollpin.
3.Tightentheboltsandnutsandtorqueto175to225
in-lb(18to25N-m).
10

5
GreasingtheMachine
NoPartsRequired
Procedure
Beforeoperatingthemachine,itmustbegreased
toensureproperlubricatingcharacteristics;referto
GreasingtheBearingsandBushings.Failuretoproperly
greasethemachinewillresultinprematurefailureof
criticalparts.
ProductOverview
Specications
Note:Specicationsanddesignaresubjecttochange
withoutnotice.
Widthof
Cut
60inches(1.52m)
Height
ofCut
Adjustablefrom1to5inches(25to127mm)in1/2
inch(13mm)increments
Net
Weight
450lb.(204kg)
Attachments/Accessories
AselectionofToroapprovedattachmentsand
accessoriesareavailableforusewiththemachineto
enhanceandexpanditscapabilities.Contactyour
AuthorizedServiceDealerorDistributororgoto
www.Toro.comforalistofallapprovedattachments
andaccessories.
11

Operation
Note:Determinetheleftandrightsidesofthe
machinefromthenormaloperatingposition.
CAUTION
Ifyouleavethekeyintheignitionswitch,someone
couldaccidentlystarttheengineandseriously
injureyouorotherbystanders.
Removethekeyfromtheignitionbeforeyoudo
anymaintenance.
CheckingtheLubricantinthe
GearBox
ServiceInterval:Every50hours
Thegearboxisdesignedtooperateoneitherpetroleum
orsyntheticSAE80–90wt.gearlube.Althoughthe
gearboxisshippedwithlubricantfromthefactory,
checkthelevelbeforeoperatingthecuttingunit.The
gearboxcapacityis12oz.(283ml).
1.Positionthemachineandcuttingunitonalevel
surface.
2.Removethedipstick/llplugfromthetopof
thegearbox(Figure5)andmakesurethatthe
lubricantisbetweenthemarksonthedipstick.If
thelubricantlevelislow,addenoughlubricantuntil
thelevelisbetweenthemarks.
Figure5
1.Dipstick/llplug
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.RefertoFigure6andFigure7to
determinethecorrectholesforthesetting.
Figure6
1.Tensioningcap4.Axlemountingholes
2.Spacers5.CastorWheel
3.Shims
Figure7
Note:Whenoperatingin2–1/2inch(64mm)
heightofcutorhigher,theaxleboltmustbe
installedinthelowercastorforkholetoprevent
grassbuildupbetweenthewheelandthefork.
Whenoperatinginheightofcutslowerthan2–1/2
inches(64mm)andgrassbuildupisdetected,
12

reversethemachinesdirectiontopullanyclippings
awayfromthewheel/forkarea.
3.Removethetensioningcapfromthespindleshaft
(Figure6)andslidethespindleoutofthecastor
arm.Putthe2shims(1/8inch)ontothespindle
shaftastheywereoriginallyinstalled.Theseshims
arerequiredtoachievealevelacrosstheentirewidth
ofthecuttingunits.Slidetheappropriatenumber
of1/2inchspacersontothespindleshafttogetthe
desiredheight-of-cut;thenslidethewasheronto
theshaft.
RefertoFigure7todeterminethecombinations
ofspacersforthesetting.
4.Pushthecastorspindlethroughthecastorarm.
Installtheshims(astheywereoriginallyinstalled)
andtheremainingspacersontothespindleshaft.
Installthetensioningcaptosecuretheassembly.
5.Removethehairpinandclevispinsecuringthe
heightofcutcollartotheheightofcutrodonthe
rearofthecuttingunit(Figure8).
Figure8
1.Height-of-cutrod3.Clevispinandhairpin
cotter
2.Height-of-cutcollar
6.Aligntheheight-of-cutcollartothedesired
height-of-cutholesontheheightofcutrod
(Figure8andFigure9).
7.Securetheadjustmentwiththeclevispinandhair
pin.
Note:Positiontheheadoftheclevispintoward
thefrontofthedeck,ifpossible.
Note:Whenusing1inch(25mm),1-1/2inch(38
mm),oroccasionally2inch(51mm)height–of–cut,
movetheskidsandrollertothehighestholes.
Figure9
AdjustingtheRollers
Note:Ifthecuttingunitistobeusedinthe1or1-1/2
in.(25or38mm)height-of-cutsetting,thecuttingunit
rollersmustberepositionedinthetopbracketholes.
Toadjustthefrontrollers(Figure10).
1.Removethescrewandnutsecuringtherollershaft
tothedeckbracket.
Figure10
1.Roller2.Rollershaft
2.Slidetheshaftoutofthelowerbracketholes,align
therollerwiththetopholes,andinstalltheshaft.
3.Installthescrewandnuttosecuretheassemblies.
Toadjusttherear(internal)rollers(Figure11)
13

Figure11
1.Internalrollers
AdjustingtheSkids
Theskidsshouldbemountedinthelowerposition
whenoperatinginheightofcutsgreaterthan2-1/2
inches(64mm)andinthehigherpositionwhen
operatinginheightofcutslowerthan2-1/2inches(64
mm).
Adjusttheskidsbyremovingtheangeboltandnuts,
positioningthemasdesired,andinstallingthefasteners
(Figure12).
Figure12
1.Skid
AdjustingtheFlowBafe
Themowerdischargeowcanbeadjustedfordifferent
typesofmowingconditions.Positionthecamlocksand
bafetogivethebestqualityofcut.
1.Toadjustthecamlocks,swingtheleverupto
loosenthecamlock(Figure13).
2.Adjustthebafeandcamlocksintheslotstothe
desireddischargeow .
3.Swingtheleverbackovertotightenthebafeand
camlocks(Figure13).
4.Ifthecamlocksdonotlockthebafeintoplace
oritistootight,loosentheleverandthenrotate
thecamlock.Adjustthecamlockuntilthedesired
lockingpressureisachieved.
G008961
12
34
Figure13
1.Unlocklever3.Positionthebafe
2.Rotatethecamlockto
increaseordecrease
lockingpressure
4.Locklever
PositioningtheFlowBafe
Thefollowingguresareonlyrecommendationsfor
use.Adjustmentswillvarybygrasstype,moisture
content,andheightofgrass.
Note:Iftheenginepowerdrawsdownandthemower
groundspeedisthesame,openupthebafe.
PositionA
Thisisthefullrearposition.Thesuggesteduseforthis
positionisafollows.
•Useforshort,lightgrassmowingconditions.
•Useindryconditions.
•Forsmallergrassclippings.
•Propelsgrassclippingsfartherawayfromthe
mower.
14

Figure14
PositionB
Usethispositionwhenbagging.Alwaysalignitwith
thebloweropening.
Figure15
PositionC
Thisisthefullopenposition.Thesuggestedusefor
thispositionisasfollows.
•Useintall,densegrassmowingconditions.
•Useinwetconditions.
•Lowerstheenginepowerconsumption.
•Allowsincreasedgroundspeedinheavyconditions.
Figure16
AdjustingtheCuttingUnit
Pitch
Cuttingunitpitchisthedifferenceinheight-of-cut
fromthefrontofthebladeplanetothebackofthe
bladeplane.Tororecommendsabladepitchof1/4in.
(6mm).Thatisthebackofthebladeplaneis1/4in.(6
mm)higherthanthefront.
1.Positionthemachineonalevelsurfaceontheshop
oor.
2.Setthecuttingunittothedesiredheight-of-cut.
3.Rotate1bladesothatitpointsstraightforward.
4.Usingashortruler,measurefromtheoortothe
fronttipoftheblade.Rotatethebladetiptotherear
andmeasurefromtheoortothetipoftheblade.
5.Subtractthefrontdimensionfromtherear
dimensiontocalculatethebladepitch.
6.Loosenthejamnutsonthebottomofthe
height-of-cutrods(Figure17).
Figure17
1.Height-of-cut2.Jamnut
7.Rotatetheheight-of-cutrodstoraiseorlowerthe
rearofthecuttingunitandattainthecorrectcutting
unitpitch.
8.Tightenthejamnuts.
CorrectingCuttingUnit
Mismatch
Duetodifferencesingrassconditionsandthe
counterbalancesettingofthetractionunit,itisadvised
thatgrassbecutandappearancecheckedbeforeformal
cuttingisstarted.
1.Setthecuttingunittothedesiredheightofcut;
refertoAdjustingtheHeightofCut.
15

2.Checkandadjustfrontandreartractortirepressure
to20psi(138kPa).
3.Checkandadjustallcastortirepressuresto50psi
(345kPa).
4.Checkforbentblades;refertoCheckingforaBent
Blade.
5.Cutgrassinatestareatodetermineifallcutting
unitsarecuttingatthesameheight.
6.Ifcuttingunitadjustmentsarestillneeded,ndaat
surfaceusinga6foot(2m)orlongerstraightedge.
7.Toeasemeasuringbladeplane,raisetheheightof
cuttothehighestposition;refertoAdjustingthe
HeightofCut.
8.Lowerthecuttingunitontotheatsurface.Remove
thecoversfromthetopofthecuttingunits.
9.Rotatethebladeoneachspindleuntiltheendsface
forwardandbackward.
10.Measurefromtheoortothefronttipofthe
cuttingedge.
UsingtheSideDischarge
Themowerhasahingedgrassdeectorthatdisperses
clippingstothesideanddowntowardtheturf.
DANGER
Withoutagrassdeector,dischargecover,or
completegrasscatcherassemblymountedin
place,youandothersareexposedtobladecontact
andthrowndebris.Contactwithrotatingmower
blade(s)andthrowndebriswillcauseinjuryor
death.
•Neverremovethegrassdeectorfromthe
mowerbecausethegrassdeectorroutes
materialdowntowardtheturf.Ifthe
grassdeectoriseverdamaged,replaceit
immediately.
•Neverputyourhandsorfeetunderthemower.
•Nevertrytoclearthedischargeareaormower
bladesunlessyoumovethepowertakeoff
(bladecontrolswitch(PTO)totheoffposition,
rotatetheignitionkeytooffandremovethekey.
•Makesurethegrassdeectorisinthedown
position.
OperatingTips
MowWhenGrassisDry
Moweitherinthelatemorningtoavoidthedew,which
causesgrassclumping,orinlateafternoontoavoidthe
damagethatcanbecausedbydirectsunlightonthe
sensitive,freshlymowedgrass.
SelecttheProperHeight-of-CutSetting
toSuitConditions
Removeapproximately1in.(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,mowrstwiththeheight-of-cutata
highlevel;thenmowagain2–3dayslaterwithalower
heightsetting.
AlwaysMowwithSharpBlades
Asharpbladecutscleanlyandwithouttearingor
shreddingthegrassbladeslikeadullblade.Tearingand
shreddingcausesthegrasstoturnbrownattheedges
whichimpairsgrowthandincreasessusceptibilityto
diseases.
AfterOperating
Toensureoptimumperformance,cleantheunderside
ofthemowerhousingaftereachuse.Ifresidueis
allowedtobuildupinthemowerhousing,cutting
performancewilldecrease.
CuttingUnitPitch
Werecommendabladepitchof1/4in.(6mm).A
pitchlargerthan1/4in.(6mm)willresultinlesspower
required,largerclippings,andapoorerqualityofcut.A
pitchlessthan1/4in.(6mm)willresultinmorepower
required,smallerclippingsandabetterqualityofcut.
16

Maintenance
RecommendedMaintenanceSchedule(s)
MaintenanceService
IntervalMaintenanceProcedure
Aftertherst2hours•Tightenthecastorwheelnuts
Aftertherst10hours•Tightenthecastorwheelnuts
•Torquethebladebolts
Beforeeachuseordaily
•Lubricatethecastorarmbushings
•Lubricatethecastorwheelbearings
•Checktheblades
Every50hours
•Checkthegearboxlubricant
•Lubricatethegreasettings
•Tightenthecastorwheelnuts
•Torquethebladebolts
•Checkthebladedrivebeltadjustment
•Cleanunderthecuttingunitbeltcovers
Every400hours•Changethegearboxlubricant
CAUTION
Ifyouleavethekeyintheignitionswitch,someonecouldaccidentallystarttheengineandseriously
injureyouorotherbystanders.
Removethekeyfromtheignitionswitchbeforeyoudoanymaintenance.
17

Lubrication
ServiceInterval:Every50hours
Themachinehasgreasettingsthatmustbelubricated
regularlywithNo.2GeneralPurposeLithiumBase
Grease.Ifthemachineisoperatedundernormal
conditions,lubricateallbearingsandbushingsafter
every50hoursofoperationorimmediatelyafterevery
washing.
1.Lubricatethefollowingareas:
•Castorforkshaftbushings(2)(Figure18)
Figure18
•Spindleshaftbearings(3)(locatedunderthe
pulley)(Figure19)
Figure19
•Idlerarmshaftbearings(Figure19)
•Liftarmpivots,front(2)(Figure20)
Figure20
•Liftarmpivots,rear(2)(Figure21)
Figure21
2.Positionthemachineandcuttingunitonalevel
surfaceandlowerthecuttingunit.Removethe
dipstick/llplugfromthetopofthegearbox
(Figure22)andmakesurethatthelubricantis
betweenthemarksonthedipstick.Ifthelubricant
levelislow,addSAE80-90wt.gearlubeuntilthe
levelisbetweenthemarks.Thegearboxcapacity
is12oz.(283ml).
18

Figure22
1.Dipstick/llplug
PreMaintenance
Important:Thefastenersonthecoversofthis
machinearedesignedtoremainonthecoverafter
removal.Loosenallofthefastenersoneachcovera
fewturnssothatthecoverisloosebutstillattached,
thengobackandloosenthemuntilthecover
comesfree.Thiswillpreventyoufromaccidentally
strippingtheboltsfreeoftheretainers.
SeparatingtheCuttingUnit
fromtheTractionUnit
1.Positionthemachineonlevelsurface,lowerthe
cuttingunittotheoor,movetheliftlevertothe
Floatposition,shuttheengineoff,andengagethe
parkingbrake.
2.Removetheboltandwashermountedtothetopof
eachheightofcutrod(Figure23).
Figure23
1.Height-of-cutrod3.Height-of-cutcollar
2.Boltandwasher4.Hairpincotterandclevis
pin
3.Removethehairpinandclevispinsecuringthe
heightofcutcollartotheheightofcutrodonthe
rearofthecuttingunit(Figure23).Removethe
heightofcutcollar.
4.Removethehairpincottersandclevispinssecuring
theliftarmstothecastorarmbrackets(Figure24).
Figure24
1.Liftarm3.Hairpincotter
2.Clevispin4.Castorarmbracket
5.Rollthecuttingunitawayfromthetractionunit,
separatingthemaleandfemalesectionsofthePTO
shaft(Figure25).
19

Figure25
1.PTOshaft
DANGER
IftheengineisstartedandthePTOshaftis
allowedtorotate,seriousinjurycouldresult.
DonotstarttheengineandengagethePTO
leverwhenthePTOshaftisnotconnectedto
thegearboxonthecuttingunit.
MountingtheCuttingUnitto
theTractionUnit
1.Positionthemachineonalevelsurfaceandshutthe
engineoff.
2.Movethecuttingunitintopositioninfrontofthe
tractionunit.
3.SlidethemalePTOshaftintothefemalePTOshaft
(Figure25).
4.MovetheliftlevertotheFloatposition.Pushalift
armdownuntiltheholesintheliftarmlineupwith
theholesinthecastorarmbracketandtheheight
ofcutrodcanbeinsertedintotheliftarmpads
(Figure26).
5.Securetheliftarmtothecastorarmwith(2)thrust
washers,aclevispinandahairpincotter.Position
thethrustwashersbetweentheliftarmandthecastor
armbracket(Figure26).Insertendofcotterpininto
theslotinthecastorarmtabtoretaincotterpin.
6.Repeattheprocedureontheoppositeliftarm.
7.Startthetractionunitandraisethecuttingunit.
8.Pushdownontherearofthecuttingunitandinsert
theheightofcutrodsthroughtheliftarmpads.
9.Installtheheightofcutcollarsontotheheightof
cutrodsandsecurewiththeclevispinsandhair
pincotters(Figure26).Headofclevispintobe
positionedtowardthefrontofthedeck.
10.Installa1/2x3/4inchboltandawashertotopof
eachheightofcutrod(Figure26).
Figure26
1.Liftarm7.Hairpincotter
2.Castorarmbracket8.Height-of-cutcollar
3.Height-of-cutrod9.Clevispin
4.Liftarmpads10.Hairpincotter
5.Thrustwashers11.Bolt
6.Clevispin
ServicingtheBushingsinthe
CastorArms
Thecastorarmshavebushingspressedintothetopand
bottomofthetubeandaftermanyhoursofoperation,
thebushingswillwear.Tocheckthebushings,movethe
castorforkbackandforthandfromsidetoside.Ifthe
castorspindleislooseinsidethebushings,thebushings
arewornandmustbereplaced.
1.Raisethecuttingunitsothatthewheelsareoffof
theoor.Blockthecuttingunitsothatitcannot
accidentallyfall.
2.Removethetensioningcap,spacer(s),andthrust
washerfromthetopofthecastorspindle.
20