Toro 3910 User manual

FormNo.3389-654RevA
Reelmaster®3550TractionUnit
ModelNo.03910—SerialNo.315000001andUp
Registeratwww.Toro.com.
OriginalInstructions(EN)*3389-654*A

WARNING
CALIFORNIA
Proposition65Warning
Thisproductcontainsachemicalorchemicals
knowntotheStateofCaliforniatocausecancer,
birthdefects,orreproductiveharm.
Dieselengineexhaustandsomeofits
constituentsareknowntotheStateof
Californiatocausecancer,birthdefects,
andotherreproductiveharm.
ThisproductcomplieswithallrelevantEuropeandirectives;
fordetails,pleaseseetheseparateproductspecicDeclaration
ofConformity(DOC)sheet.
Important:Thisengineisnotequippedwithaspark
arrestermufer.ItisaviolationofCaliforniaPublic
ResourceCodeSection4442touseoroperatetheengine
onanyforest-covered,brush-covered,orgrass-covered
land.Otherstatesorfederalareasmayhavesimilarlaws.
Introduction
Thismachineisaride-on,reel-bladelawnmowerintended
tobeusedbyprofessional,hiredoperatorsincommercial
applications.Itisprimarilydesignedforcuttinggrasson
well-maintainedlawnsinparks,golfcourses,sportselds,
andoncommercialgrounds.Itisnotdesignedforcutting
brush,mowinggrassandothergrowthalongsidehighways,
orforagriculturaluses.
Readthisinformationcarefullytolearnhowtooperateand
maintainyourproductproperlyandtoavoidinjuryand
productdamage.Youareresponsibleforoperatingthe
productproperlyandsafely.
YoumaycontactTorodirectlyatwww .Toro.comforproduct
andaccessoryinformation,helpndingadealer,ortoregister
yourproduct.
Wheneveryouneedservice,genuineToroparts,oradditional
information,contactanAuthorizedServiceDealerorToro
CustomerServiceandhavethemodelandserialnumbersof
yourproductready.Figure1identiesthelocationofthe
modelandserialnumbersontheproduct.Writethenumbers
inthespaceprovided.
Figure1
1.Modelandserialnumberlocation
ModelNo.
SerialNo.
Thismanualidentiespotentialhazardsandhassafety
messagesidentiedbythesafetyalertsymbol(Figure2),
whichsignalsahazardthatmaycauseseriousinjuryordeath
ifyoudonotfollowtherecommendedprecautions.
Figure2
1.Safetyalertsymbol
Thismanualuses2wordstohighlightinformation.
Importantcallsattentiontospecialmechanicalinformation
andNoteemphasizesgeneralinformationworthyofspecial
attention.
©2014—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN554202
Contactusatwww.Toro.com.
PrintedintheUSA
AllRightsReserved

Contents
Safety...........................................................................4
SafeOperatingPractices...........................................4
ToroMowerSafety..................................................6
SoundPowerLevel..................................................7
SoundPressureLevel...............................................7
VibrationLevel......................................................7
SafetyandInstructionalDecals.................................8
Setup...........................................................................12
1InstallingtheCuttingUnits....................................13
2AdjustingtheTurfCompensationSpring.................15
3InstallingtheCEDecal.........................................15
4InstallingtheHoodLatch(CEonly)........................15
5UsingtheCuttingUnitKickstand...........................16
ProductOverview.........................................................18
Controls...............................................................18
Specications........................................................20
Attachments/Accessories........................................20
Operation....................................................................20
CheckingtheEngine-OilLevel.................................20
FillingtheFuelTank...............................................21
CheckingtheCoolingSystem...................................22
CheckingtheHydraulicSystem................................22
CheckingtheReel-to-BedknifeContact.....................23
CheckingtheTirePressure......................................23
TorquingtheWheelNuts........................................23
PositioningtheSeat................................................23
StartingandStoppingtheEngine..............................24
SettingtheReelSpeed.............................................25
AdjustingtheLiftArmCounterbalance.....................26
BleedingtheFuelSystem.........................................26
UnderstandingtheDiagnosticLight..........................27
UnderstandingtheDiagnosticACEDisplay...............27
CheckingtheInterlockSwitches...............................28
TransportingtheMachine........................................29
LoadingtheMachine..............................................29
TowingtheMachine...............................................30
OperatingTips......................................................31
Maintenance.................................................................32
RecommendedMaintenanceSchedule(s)......................32
DailyMaintenanceChecklist....................................33
ServiceIntervalChart.............................................34
PremaintenanceProcedures........................................34
RemovingtheHood...............................................34
RemovingtheBatteryCover....................................34
Lubrication...............................................................35
GreasingtheBearingsandBushings..........................35
EngineMaintenance..................................................37
ServicingtheAirCleaner.........................................37
ChangingtheEngineOilandFilter...........................37
FuelSystemMaintenance...........................................38
ServicingtheFuelTank...........................................38
InspectingtheFuelLinesandConnections.................38
DrainingtheWaterSeparator...................................38
ChangingtheFuelFilterCanister..............................39
BleedingAirfromtheInjectors................................39
ElectricalSystemMaintenance....................................39
ServicingfortheBattery..........................................39
CheckingtheFuses.................................................40
DriveSystemMaintenance.........................................40
AdjustingtheTractionDriveforNeutral....................40
CoolingSystemMaintenance......................................41
CleaningtheEngineCoolingSystem.........................41
BrakeMaintenance....................................................42
AdjustingtheParkingBrake.....................................42
BeltMaintenance......................................................42
ServicingtheEngineBelts.......................................42
ControlsSystemMaintenance.....................................43
AdjustingtheThrottle.............................................43
HydraulicSystemMaintenance....................................44
ChangingtheHydraulicFilter...................................44
ChangingtheHydraulicFluid...................................44
CheckingtheHydraulicLinesandHoses....................45
CuttingUnitSystemMaintenance.................................45
UsingtheOptionalGaugeBar..................................45
BacklappingtheCuttingUnits..................................45
Storage........................................................................47
StoringtheBattery..................................................47
PreparingtheMachineforSeasonalStorage................47
3

Safety
ThismachinehasbeendesignedinaccordancewithENISO
5395:2013(whenappropriatedecalsareapplied)andANSI
B71.4-2012.
Improperlyusingormaintainingthemachinecanresult
ininjury.Toreducethepotentialforinjury,complywith
thesesafetyinstructionsandalwayspayattentiontothe
safetyalertsymbol,whichmeansCaution,Warning,or
Danger—personalsafetyinstruction.Failuretocomply
withtheinstructionmayresultinpersonalinjuryor
death.
SafeOperatingPractices
Training
•ReadtheOperator’sManualandothertrainingmaterial
carefully.Befamiliarwiththecontrols,safetysigns,and
theproperuseoftheequipment.
•Iftheoperatorormechaniccannotreadthelanguage
ofthismanual,itistheowner’sresponsibilitytoexplain
thismaterialtothem.
•Neverallowchildrenorpeopleunfamiliarwiththese
instructionstouseorservicethemower.Local
regulationsmayrestricttheageoftheoperator.
•Nevermowwhilepeople,especiallychildren,orpetsare
nearby.
•Keepinmindthattheoperatororuserisresponsiblefor
accidentsorhazardsoccurringtootherpeopleortheir
property.
•Donotcarrypassengers.
•Alldriversandmechanicsshouldseekandobtain
professionalandpracticalinstruction.Theowneris
responsiblefortrainingtheusers.Suchinstructionshould
emphasizethefollowing:
–Theneedforcareandconcentrationwhenworking
withride-onmachines
–Controlofaride-onmachineslidingonaslopewill
notberegainedbytheapplicationofthebrake.The
mainreasonsforlossofcontrolareasfollows:
◊Insufcientwheelgrip
◊Beingdriventoofast
◊Inadequatebraking
◊Thetypeofmachineisunsuitableforthetask
◊Lackofawarenessoftheeffectofground
conditions,especiallyslopes
◊Incorrecthitchingandloaddistribution
Preparation
•Whilemowing,alwayswearsubstantial,slip-resistant
footwear,longtrousers,hardhat,safetyglasses,and
hearingprotection.Longhair,looseclothing,orjewelry
maygettangledinmovingparts.Donotoperatethe
equipmentwhenbarefootorwearingopensandals.
•Thoroughlyinspecttheareawheretheequipmentisto
beusedandremoveallobjectswhichmaybethrownby
themachine.
•Replacefaultysilencers/mufers.
•Evaluatetheterraintodeterminewhataccessoriesand
attachmentsareneededtoproperlyandsafelyperform
thejob.Onlyuseaccessoriesandattachmentsapproved
bythemanufacturer.
•Checkthatoperator’spresencecontrols,safetyswitches
andshieldsareattachedandfunctioningproperly.Donot
operateunlesstheyarefunctioningproperly.
Operation
•Donotoperatetheengineinaconnedspacewhere
dangerouscarbonmonoxideandotherexhaustgasses
cancollect.
•Mowonlyindaylightoringoodarticiallight.
•Beforeattemptingtostarttheengine,disengageallblade
attachmentclutches,shiftintoneutral,andengagethe
parkingbrake.Onlystarttheenginefromtheoperator’s
position.NeverremovetheROPSandalwayswearthe
seatbeltsduringoperation.
•Donotputhandsorfeetnearorunderrotatingparts.
Keepclearofthedischargeopeningatalltimes.
•Rememberthereisnosuchthingasasafeslope.Travel
ongrassslopesrequiresparticularcare.Dothefollowing
toguardagainstoverturning:
–Donotstoporstartsuddenlywhengoingupor
downhill.
–Keepmachinespeedslowonslopesandduringtight
turns.
–Stayalertforhumpsandhollowsandotherhidden
hazards.
–Nevermowacrossthefaceoftheslope,unlessthe
mowerisdesignedforthispurpose.
•Stayalertforholesintheterrainandotherhiddenhazards.
•Watchoutfortrafcwhencrossingornearroadways.
•Stopthebladesfromrotatingbeforecrossingsurfaces
otherthangrass.
•Whenusinganyattachments,neverdirectdischargeof
materialtowardbystandersnorallowanyonenearthe
machinewhileinoperation.
•Neveroperatethemachinewithdamagedguards,shields,
orwithoutsafetyprotectivedevicesinplace.Besureall
interlocksareattached,adjustedproperly,andfunctioning
properly.
•Donotchangetheenginegovernorsettingsoroverspeed
theengine.Operatingtheengineatexcessivespeedmay
increasethehazardofpersonalinjury.
•Dothefollowingbeforeleavingtheoperator’sposition:
4

–Stoponlevelground.
–Disengagethepowertake-offandlowerthe
attachments.
–Changeintoneutralandsettheparkingbrake.
–Stoptheengineandremovethekey.
•Disengagethedrivetoattachments,stoptheengine,and
removetheignitionkeyinthefollowingconditions:
–Beforemakingheightadjustments,unlessthe
adjustmentcanbemadefromtheoperator’sposition.
–Beforeclearingblockages
–Beforechecking,cleaning,orworkingonthemower
–Afterstrikingaforeignobjectorifanabnormal
vibrationoccurs(checkimmediately).Inspectthe
cuttingunitsfordamageandmakerepairsbefore
restartingandoperatingtheequipment.
•Disengagethedrivetoattachmentswhentransportingor
whennotmachineisnotinuse.
•Stoptheengineanddisengagethedrivetoattachments
beforethefollowing:
–Refueling
–Makingheightadjustment,unlesstheadjustmentcan
bemadefromtheoperator'sposition
•Reducethethrottlesettingbeforestoppingtheengine
and,iftheengineisprovidedwithafuelshut-offvalve,
turnthefueloffattheconclusionofmowing.
•Neverraisethecuttingunitswiththereelsrunning.
•Keephandsandfeetawayfromthecuttingunits.
•Lookbehindanddownbeforebackinguptobesureof
aclearpath.
•Slowdownandusecautionwhenmakingturnsand
crossingroadsandsidewalks.
•Donotoperatethemowerundertheinuenceofalcohol
ordrugs.
•Lightningcancausesevereinjuryordeath.Iflightning
isseenorthunderisheardinthearea,donotoperate
themachine;seekshelter.
•Usecarewhenloadingorunloadingthemachineintoa
trailerortruck.
•Theoperatorshallturnonashingwarninglights,if
provided,whenevertravelingonapublicroad,except
wheresuchuseisprohibitedbylaw .
RolloverProtectionSystem
(ROPS)—UseandMaintenance
•TheROPSisanintegralandeffectivesafetydevice.Keep
afoldingROPSintheraisedandlockedpositionanduse
theseatbeltwhenoperatingthemachine.
•LowerafoldingROPStemporarilyonlywhenabsolutely
necessary.Donotweartheseatbeltwhenfoldeddown.
•Beawarethereisnorolloverprotectionwhenafolded
ROPSisinthedownposition.
•Becertainthattheseatbeltcanbereleasedquicklyin
theeventofanemergency.
•Checktheareatobemowedandneverfolddowna
foldingROPSinareaswherethereareslopes,dropoffs
orwater.
•Checkcarefullyforoverheadclearances(i.e.branches,
doorways,electricalwires)beforedrivingunderany
objectsanddonotcontactthem.
•KeeptheROPSinsafeoperatingconditionby
periodicallythoroughlyinspectingfordamageand
keepingallmountingfastenerstight.
•ReplaceadamagedROPS.Donotrepairorrevise.
•DonotremovetheROPS.
•AnyalterationstoaROPSmustbeapprovedbythe
manufacturer.
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.
•Removeequipmentfromthetruckortrailerandrefuelit
ontheground.Ifthisisnotpossible,thenrefuelsuch
equipmentwithaportablecontainer,ratherthanfroma
fueldispensernozzle.
•Keepthenozzleincontactwiththerimofthefueltank
orcontaineropeningatalltimesuntilfuelingiscomplete.
•Donotuseanozzlelockopendevice.
•Iffuelisspilledonclothing,changeclothingimmediately.
•Neveroverllfueltank.Replacefuelcapandtighten
securely.
MaintenanceandStorage
•Keepallnuts,boltsandscrewstighttobesurethe
equipmentisinsafeworkingcondition.
•Neverstoretheequipment,withfuelinthetank,insidea
buildingwherefumesmayreachanopenameorspark.
•Allowtheenginetocoolbeforestoringinanyenclosure.
5

•Toreducetherehazard,keeptheengine,
silencer/mufer,batterycompartmentfuelstoragearea,
cuttingunitsanddrivesfreeofgrass,leaves,orexcessive
grease.Cleanupoilorfuelspillage.
•Replacewornordamagedpartsforsafety.
•Ifthefueltankhastobedrained,dothisoutdoors.
•Whenmachineistobeparked,stored,orleftunattended,
lowerthecuttingunitsunlessapositivemechanicallock
isprovided.
•Disengagedrives,lowerthecuttingunits,setparking
brake,stopengineandremovekey.Waitforallmovement
tostopbeforeadjusting,cleaningorrepairing.
•Shutofffuelwhilestoringortransporting.Donotstore
fuelnearames.
•Parkthemachineonlevelground.Neverallowuntrained
personneltoservicemachine.
•Usejackstandstosupportcomponentswhenrequired.
•Carefullyreleasepressurefromcomponentswithstored
energy.
•Disconnectbatterybeforemakinganyrepairs.Disconnect
thenegativeterminalrstandthepositivelast.Reconnect
positiverstandnegativelast.
•Keephandsandfeetawayfrommovingparts.Ifpossible,
donotmakeadjustmentswiththeenginerunning.
•Chargebatteriesinanopenwellventilatedarea,away
fromsparkandames.Unplugchargerbeforeconnecting
ordisconnectingfrombattery.Wearprotectiveclothing
anduseinsulatedtools.
Hauling
•Usecarewhenloadingorunloadingthemachineintoa
trailerortruck.
•Usefullwidthrampsforloadingmachineintotraileror
truck.
•Tiethemachinedownsecurelyusingstraps,chains,cable,
orropes.Bothfrontandrearstrapsshouldbedirected
downandoutwardfromthemachine.
ToroMowerSafety
ThefollowinglistcontainssafetyinformationspecictoToro
productsorothersafetyinformationthatyoumustknowthat
isnotincludedintheCEN,ISO,orANSIstandards.
Thisproductiscapableofamputatinghandsandfeetand
throwingobjects.Alwaysfollowallsafetyinstructionsto
avoidseriousinjuryordeath.
Useofthisproductforpurposesotherthanitsintendeduse
couldprovedangeroustouserandbystanders.
WARNING
Engineexhaustcontainscarbonmonoxide,which
isanodorless,deadlypoisonthatcankillyou.Do
notrunengineindoorsorinanenclosedarea.
Preparation
Besuretoestablishyourownspecialproceduresandwork
rulesforunusualoperatingconditions(e.g.,slopestoosteep
foroperation).Surveythecompletemowingsiteto
determinewhichhillscanbesafelyoperatedon.When
performingthissitesurvey,alwaysusecommonsenseand
takeintoconsiderationtheturfconditionandtherolloverrisk.
Todeterminewhichhillsorslopesmaybesafelyoperatedon,
usetheslopechartprovidedinthemanual.Toperforma
sitesurvey,followtheprocedureoutlinedintheOperation
sectionofthethismanual.Themaximumsidehillangleis
detailedontheslopedecalafxedonthemachine.
Training
Theoperatormustbeskilledandtrainedinhowtodriveon
hillsides.Failuretousecautiononslopesorhillsmaycause
thevehicletotiporroll,possiblyresultinginpersonalinjury
ordeath.
Operation
•Knowhowtostopthemachineandenginequickly.
•Donotoperatethemachinewhilewearingtennisshoes
orsneakers.
•Wearingsafetyshoesandlongpantsisadvisableand
requiredbysomelocalordinancesandinsurance
regulations.
•Keephands,feet,andclothingawayfrommovingparts
andthemowerdischargearea.
•Fillthefueltankuntillevelis1/2inch(12mm)belowthe
bottomofthellerneck.Donotoverll.
•Checkthesafetyinterlockswitchesdailyforproper
operation.Ifaswitchshouldfail,replacetheswitch
beforeoperatingthemachine.
•Whenstartingtheengine,engagetheparkingbrake,put
thetractionpedalinneutral,anddisengagetheblade
drive.Aftertheenginestarts,releasetheparkingbrake
andkeepyourfootoffofthetractionpedal.Themachine
mustnotmove.Ifmovementisevident,refertothe
Maintenancesectionofthismanualtoadjustthetraction
drive.
•Useextremecautionwhenoperatingclosetosandtraps,
ditches,creeks,steephillsides,orotherhazards.
•Reducespeedwhenmakingsharpturns.
•Donotturnonhills.
•Donotoperateonasidehillthatistoosteep.Arollover
mayoccurbeforelosingtraction.
•Theslopeangleatwhichthemachineswilltipis
dependentonmanyfactors.Amongthesearemowing
conditionssuchaswetorundulatingterrain,speed
(especiallyinturns),positionofthecuttingunits(upor
down),tirepressure,andoperatorexperience.Atsidehill
anglesof20degreesorless,theriskofarolloverislow .
Astheslopeangleincreasestoarecommendedmaximum
limitof25degrees,theriskofarolloverincreasestoa
6

moderatelevel.Donotexceeda25degreesidehill
slopeanglebecausetheriskofarolloverandserious
injuryordeathisveryhigh.
•Forsteeringcontrol,lowerthecuttingunitswhengoing
downslopes.
•Avoidsuddenstopsandstarts.
•Usethereversepedalforbraking.
•Watchfortrafcwhennearorcrossingroads.Always
yieldtheright-of-way.
•Raisethecuttingunitswhendrivingfromoneworkarea
toanother.
•Donottouchtheengine,mufer,exhaustpipe,or
hydraulictankwhiletheengineisrunningorsoonafter
ithasstoppedbecausetheseareascouldbehotenough
tocauseburns.
•Thismachineisnotdesignedorequippedforon-roaduse
andisaslow-movingvehicle.Ifyoumustcrossortravel
onapublicroad,youshouldbeawareofandcomplywith
localregulations,suchasrequiredlights,slowmoving
vehiclesigns,andreectors.
MaintenanceandStorage
•Beforeservicingormakingadjustments,stoptheengine
andremovetheignitionkey.
•Ensurethattheentiremachineisproperlymaintained
andingoodoperatingcondition.Frequentlycheckall
nuts,bolts,screws,andhydraulicttings.
•Makesureallhydrauliclineconnectorsaretightandall
hydraulichosesandlinesareingoodconditionbefore
applyingpressuretothesystem.
•Keepyourbodyandhandsawayfrompinholeleaksor
nozzlesthatejecthydraulicuidunderhighpressure.
Usepaperorcardboard,notyourhands,tosearchfor
leaks.Hydraulicuidescapingunderpressurecanhave
sufcientforcetopenetratetheskinandcauseserious
injury.Ifuidisinjectedintotheskinitmustbesurgically
removedwithinafewhoursbyadoctorfamiliarwiththis
formofinjuryorgangrenemayresult.
•Beforedisconnectingorperforminganyworkonthe
hydraulicsystem,allpressureinthesystemmustbe
relievedbystoppingtheengineandloweringthecutting
unitstotheground.
•Iftheenginemustberunningtoperformamaintenance
adjustment,keephands,feet,clothing,andanypartsof
thebodyawayfromthecuttingunits,attachments,and
anymovingparts.Keepeveryoneaway.
•Donotoverspeedtheenginebychanginggovernor
settings.Toensuresafetyandaccuracy,havean
AuthorizedToroDistributorcheckthemaximumengine
speedwithatachometer.
•Theenginemustbeshutoffbeforecheckingtheoilor
addingoiltothecrankcase.
•Ifmajorrepairsareeverneededorifassistanceisdesired,
contactanAuthorizedToroDistributor.
•Toensureoptimumperformanceandcontinuedsafety
certicationofthemachine,useonlygenuineToro
replacementpartsandaccessories.Replacementparts
andaccessoriesmadebyothermanufacturerscouldbe
dangerous,andsuchusecouldvoidtheproductwarranty.
SoundPowerLevel
Thisunithasaguaranteedsoundpowerlevelof101dBA,
whichincludesanUncertaintyValue(K)of1dBA.
Soundpowerlevelwasdeterminedaccordingtothe
proceduresoutlinedinISO11094.
SoundPressureLevel
Thisunithasasoundpressurelevelattheoperator’searof85
dBA,whichincludesanUncertaintyValue(K)of1dBA.
Soundpressurelevelwasdeterminedaccordingtothe
proceduresoutlinedinENISO5395:2013.
VibrationLevel
Hand-Arm
Measuredvibrationlevelforrighthand=0.28m/s2
Measuredvibrationlevelforlefthand=0.26m/s2
UncertaintyValue(K)=0.14m/s2
Measuredvaluesweredeterminedaccordingtotheprocedures
outlinedinENISO5395:2013.
WholeBody
Measuredvibrationlevel=0.2m/s2
UncertaintyValue(K)=0.1m/s2
Measuredvaluesweredeterminedaccordingtotheprocedures
outlinedinENISO5395:2013.
7

SafetyandInstructionalDecals
Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyareaofpotential
danger.Replaceanydecalthatisdamagedorlost.
117–2718
117-3270
1.Warning—donottouchthehotsurface.
2.Cutting/dismembermenthazard,hand;entanglement
hazard,belt—stayawayfrommovingparts,keepallguards
andshieldsinplace.
110-9642
1.Storedenergyhazard—readtheOperator'sManual.
2.Movethecotterpintotheholeclosesttotherodbracket
andthenremovetheliftarmandpivotyoke.
120-0627
1.Cutting/dismembermenthazard,fan—stayawayfrom
movingparts,keepallguardsandshieldsinplace.
93–6688
1.Warning—readthe
Operator’sManualbefore
performingmaintenance.
2.Cuttinghazardofhandor
foot—stoptheengineand
waitforallmovingpartsto
stop.
106-6755
1.Enginecoolantunder
pressure.
3.Warning—donottouchthe
hotsurface.
2.Explosionhazard—read
theOperator'sManual.
4.Warning—readthe
Operator'sManual.
93-7276
1.Explosionhazard—weareyeprotection.
2.Causticliquid/chemicalburnhazard—toperformrstaid,
ushwithwater.
3.Firehazard—nore,openames,orsmoking.
4.Poisonhazard—keepchildrenasafedistancefromthe
battery.
8

99-3444
99–3444
1.Transportspeed2.Mowspeed
120–2102
1.ReadtheOperator’sManual
120–1683
1.Warning—readtheOperator'sManual,donotoperatethis
machineunlessyouaretrained.
4.Warning—donotparkthemachineonslopes;engagethe
parkingbrake,lowerthecuttingunits,stoptheengineand
removetheignitionkeybeforeleavingthemachine.
2.Warning—readtheOperator'sManualbeforetowingthe
machine.
5.Thrownobjecthazard—keepbystandersasafedistancefrom
themachine.
3.Tippinghazard—slowmachinebeforeturning,donotturnat
highspeeds;lowerthecuttingunitwhendrivingdownslopes;
usearolloverprotectionsystemandweartheseatbelt
6.Entanglementhazard,belt—stayawayfrommovingparts,
keepallguardsandshieldsinplace.
9

120–1686
(Afxoverpart120-1683forCE)
1.Warning—readtheOperator'sManual,donotoperatethis
machineunlessyouaretrained.
4.Warning—donotparkthemachineonslopes;engagethe
parkingbrake,lowerthecuttingunits,stoptheengineand
removetheignitionkeybeforeleavingthemachine.
2.Warning—readtheOperator'sManualbeforetowingthe
machine.
5.Thrownobjecthazard—keepbystandersasafedistancefrom
themachine.
3.Tippinghazard—donotturnathighspeeds;donotdriveup
ordownslopesgreaterthan16degrees;donotdriveacross
sloesgreaterthan22degrees.
6.Entanglementhazard,belt—stayawayfrommovingparts,
keepallguardsandshieldsinplace.
121–7884
1.8bladereeladjustment3.ReadtheOperator’sManualforinformationonadjustingthe
reel.
2.11bladereeladjustment
10

00
00
120–2105
1.Lowerthereels5.ReadtheOperator’sManual
forinformationonstartingthe
engine—1)Sitintheoperator’s
position;2)Turnthekeytothe
engine—preheatposition;3)Waituntil
theelectricalpreheatlightturnsoff;
4)Turnthekeytotheengine—start
position;5)Disengagetheparking
brake.
9.Engine—start
2.Raisethereels6.ReadtheOperator’sManual
forinformationonstoppingthe
engine—1)Disengagethereels;2)Turn
thekeytotheengine—stopposition;
3)Removethekeyfromtheignition;
4)Engagetheparkingbrake.
10.Lights
3.Pulltheknobouttoengagethereels7.Engine—stop11.Fast
4.Pushtheknobintodisengagethereels8.Engine—preheat12.Slow
BatterySymbols
Someorallofthesesymbolsareonyourbattery
1.Explosionhazard6.Keepbystandersasafe
distancefromthebattery.
2.Nore,opename,or
smoking.
7.Weareyeprotection;
explosivegasescan
causeblindnessandother
injuries
3.Causticliquid/chemical
burnhazard
8.Batteryacidcancause
blindnessorsevereburns.
4.Weareyeprotection9.Flusheyesimmediately
withwaterandgetmedical
helpfast.
5.ReadtheOperator's
Manual.
10.Containslead;donot
discard.
11

Setup
LooseParts
Usethechartbelowtoverifythatallpartshavebeenshipped.
ProcedureDescriptionQty.Use
1Nopartsrequired–Installthecuttingunits.
2Nopartsrequired–Adjusttheturfcompensationspring.
3Warningdecal(120-1686)1InstalltheCEdecal,ifrequired.
Lockbracket1
Rivet2
Washer1
Screw,1/4x2inches1
4
Locknut,1/4inch1
Installthehoodlatch(CEonly).
5Cuttingunitkickstand1Usethecuttingunitkickstand.
MediaandAdditionalParts
DescriptionQty.Use
Ignitionkeys2Starttheengine.
Operator'sManual1
Engineoperator'smanual1Readthemanualsbeforeoperatingthemachine.
PartsCatalog1Usethepartscatalogtolookupandorderparts.
Operatortrainingmaterial1Reviewthetrainingmaterialbeforeoperatingthemachine.
CuttingPerformancePaper1Usethepaperforadjustingthecuttingunitreel-to-bedknife
contact.
Shim1Usetheshimforadjustingthecuttingunitreel-to-bedknife
contact.
Note:Determinetheleftandrightsidesofthemachinefromthenormaloperatingposition.
12

1
InstallingtheCuttingUnits
NoPartsRequired
Procedure
1.Removethereelmotorsfromtheshippingbrackets.
2.Removetheshippingbracketsanddiscard.
3.Removethecuttingunitsfromthecartons.Assemble
andadjustasdescribedinthecuttingunitOperator's
Manual.
4.Makesurethatthecounterweight(Figure3)isinstalled
totheproperendofthecuttingunitasdescribedinthe
cuttingunitOperator'sManual.
Figure3
1.Counterweight
5.Allthecuttingunitsareshippedwiththeturf
compensationspringmountedtotherightsideofthe
cuttingunit.Theturfcompensationspringmustbe
mountedtothesamesideofthecuttingunitasthe
reeldrivemotor.Repositiontheturfcompensation
asfollows:
A.Removethe2carriageboltsandnutssecuringthe
rodbrackettothecuttingunittabs(Figure4).
Figure4
1.Turfcompensationspring3.Springtube
2.Rodbracket
B.Removetheangenutsecuringthespringtube
bolttothecarrierframetab(Figure4),and
removetheassembly.
C.Mountthespringtubebolttotheoppositetabon
thecarrierframeandsecureitwiththeangenut.
Note:Positiontheboltheadtotheoutersideof
thetabasshowninFigure4.
Figure5
1.Oppositecarrierframetab2.Rodbracket
D.Mounttherodbrackettothecuttingunittabs
withthecarriageboltsandnuts(Figure5).
Note:Wheninstallingorremovingthecuttingunits,
makesurethatthehairpincotterisinstalledinthe
springrodholenexttotherodbracket.Otherwise,
thehairpincottermustbeinstalledintheholeinthe
endoftherod.
6.Loweralltheliftarmscompletely.
7.Removethesnapperpinandthecapfromthelift-arm
pivotyoke(Figure6).
13

Figure6
1.Snapperpin2.Cap
8.Forthefrontcuttingunits,slideacuttingunitunder
theliftarmwhileinsertingthecarrierframeshaftup
intothelift-armpivotyoke(Figure7).
g020321
Figure7
1.Liftarm3.Lift-armpivotyoke
2.Carrierframeshaft
9.Usethefollowingprocedureontherearcuttingunits
whentheheightofcutisabove1.2cm(3/4inch).
A.Removethelynchpinandwashersecuringthe
lift-armpivotshafttotheliftarmandslidethe
lift-armpivotshaftoutoftheliftarm(Figure8).
Figure8
1.Lift-armshaftlynchpinandwasher
B.Insertthelift-armyokeontothecarrierframe
shaft(Figure7).
C.Insertthelift-armshaftintotheliftarmand
secureitwiththewasherandlynchpin(Figure8).
10.Insertthecapoverthecarrierframeshaftandlift-arm
yoke.
11.Securethecapandthecarrierframeshafttothe
lift-armyokewiththesnapperpin.
Note:Usetheslotifasteeringcuttingunitisdesired
orusetheholeifthecuttingunitistobelockedin
position(Figure6).
12.Securethelift-armchaintothechainbracketwiththe
snapperpin(Figure9).
Note:Usethenumberofchainlinksspeciedinthe
cuttingunitOperator'sManual.
Figure9
1.Lift-armchain3.Snapperpin
2.Chainbracket
13.Coatthesplineshaftofthereelmotorwithclean
grease.
14.Oilthereel-motorO-ringandinstallitontothemotor
ange.
15.Installthemotorbyrotatingitclockwisesothatthe
motorangesclearthelocknuts(Figure10).Rotatethe
motorcounterclockwiseuntiltheangesencirclethe
nutsthentightenthenuts.
Important:Makesurethatthereelmotorhoses
arenottwisted,kinked,oratriskofbeingpinched.
14

Figure10
1.Reel-drivemotor2.Mountingnuts
2
AdjustingtheTurf
CompensationSpring
NoPartsRequired
Procedure
Theturfcompensationspring(Figure11)transfersweight
fromthefronttotherearroller.Thishelpstoreduceawave
patternintheturf,alsoknownasmarcellingorbobbing.
Important:Makespringadjustmentswiththecutting
unitmountedtothetractionunit,pointingstraight
aheadandloweredtotheshopoor.
1.Makesurethatthehairpincotterisinstalledintherear
holeinthespringrod(Figure11).
g020164
Figure11
1.Turfcompensationspring3.Springrod
2.Hairpincotter4.Hexnuts
2.Tightenthehexnutsonthefrontendofthespring
roduntilthecompressedlengthofthespring(Figure
11)is12.7cm(5inches).
Note:Whenoperatingonroughterrain,decreasethe
springlengthby2.5cm(1/2inch).Groundfollowing
willbeslightlydecreased.
3
InstallingtheCEDecal
Partsneededforthisprocedure:
1Warningdecal(120-1686)
Procedure
IfthismachinewillbeusedforCE,afxthewarningdecal
120-1686overEnglishwarningdecal120-1683.
15

4
InstallingtheHoodLatch(CE
only)
Partsneededforthisprocedure:
1Lockbracket
2Rivet
1Washer
1Screw,1/4x2inches
1Locknut,1/4inch
Procedure
1.Unhookthehoodlatchfromthehood-latchbracket.
2.Removethe(2)rivetssecuringthehood-latchbracket
tothehood(Figure12)andremovethehood-latch
bracketfromthehood.
G012628
1
2
Figure12
1.Hood-latchbracket2.Rivets
3.Whilealigningthemountingholes,positiontheCE
lockbracketandthehood-latchbracketontothehood.
Note:Thelockbracketmustbeagainstthehood
(Figure13).Donotremovetheboltandnutassembly
fromthelock-bracketarm.
G012629
1
2
Figure13
1.CElockbracket2.Boltandnutassembly
4.Alignthewasherswiththeholesontheinsideofthe
hood.
5.Rivetthebracketsandthewasherstothehood(Figure
13).
6.Hookthelatchontothehood-latchbracket(Figure14).
G012630
1
Figure14
1.Hoodlatch
7.Screwtheboltintotheotherarmofthehood-lock
brackettolockthelatchinposition(Figure15).
Note:Tightentheboltsecurelybutdonottighten
thenut.
G012631
1
2
3
Figure15
1.Bolt3.Armofhood-lockbracket
2.Nut
16

5
UsingtheCuttingUnit
Kickstand
Partsneededforthisprocedure:
1Cuttingunitkickstand
Procedure
Wheneverthecuttingunithastobetippedtoexposethe
bedknife/reel,propuptherearofthecuttingunitwiththe
kickstandtomakesurethatthenutsonthebackendofthe
bedbaradjustingscrewsarenotrestingontheworksurface
(Figure16).
g020158
Figure16
1.Cuttingunitkickstand
Securethekickstandtothechainbracketwiththesnapper
pin(Figure17).
Figure17
1.Chainbracket3.Cuttingunitkickstand
2.Snapperpin
17

ProductOverview
Controls
Figure18
1.Forwardtractionpedal3.Mow/transportslide
2.Reversetractionpedal4.Tilt-steeringlever
TractionPedals
Pressthetractionforwardpedal(Figure18)tomoveforward.
Presstractionreversepedal(Figure18)tomovebackwardor
toassistinstoppingwhenmovingforward.Also,allowthe
pedaltomoveormoveittotheneutralpositiontostopthe
machine.
Mow/TransportSlide
Usingyourheel,movethemow/transportslide(Figure18)
tothelefttotransportandtotherighttomow.Thecutting
unitswillonlyoperateinthemowpositionandnotlower
inthetransportposition.
Important:Themowspeedissetatthefactoryto9.7
km/h(6mph).Itcanbeincreasedordecreasedby
adjustingthespeedstopscrew(Figure19).
Figure19
1.Speedstopscrew
Tilt-SteeringLever
Pullthetilt-steeringlever(Figure18)backtotiltthesteering
wheeltothedesiredposition.Thenpushtheleverforward
tosecuretheposition.
IgnitionSwitch
Theignitionswitch(Figure20),usedtostart,stop,and
preheattheengine,has3positions:Off,On/Preheat,and
Start.RotatethekeytotheOn/Preheatpositionuntilthe
glow-plugindicatorlightgoesout(approximately7seconds);
thenrotatethekeytotheStartpositiontoengagethestarter
motor.Releasethekeywhentheenginestarts.Thekeywill
moveautomaticallytotheOn/Runposition.Toshutthe
engineoff,rotatethekeytotheOffposition.Removethekey
fromtheswitchtopreventaccidentalstarting.
Figure20
1.Parkingbrake7.Oil-pressurelight
2.Ignitionswitch8.Temperaturelight
3.Enable/Disableswitch9.Lightswitch
4.Diagnosticlight10.Glow-plugindicatorlight
5.Lowermow/raisecontrol
lever
11.Throttle
6.Hourmeter12.Alternatorlight
Throttle
Movethethrottle(Figure20)forwardtoincreasetheengine
speedandrearwardtodecreasetheenginespeed.
Enable/DisableSwitch
Usetheenable/disableswitch(Figure20)inconjunction
withthelowermow/raisecontrollevertooperatethe
cutterheads.Thecuttingunitscannotbeloweredwhen
themow/transportleverisinthetransportposition.
HourMeter
Thehourmeter(Figure20)indicatesthetotalhoursof
machineoperation.Thehourmeterstartstofunction
wheneverthekeyswitchisOn.
18

LowerMow/RaiseControlLever
Thislever(Figure20)raisesandlowersthecuttingunitsand
alsostartsandstopsthecutterheadswhenthecutterheads
areenabledinthemowmode.Thecuttingunitscannot
beloweredwhenthemow/transportleverisinthe
transportposition.
Note:Whenthecuttingunitsreenabled,theleverdoesnot
havetobeheldintheforwardpositionwhilethecuttingunits
areloweredorraised.
EngineCoolantTemperatureWarning
Light
Thetemperaturewarninglight(Figure20)glowsiftheengine
coolanttemperatureishigh.Thecuttingunitswilldisable,if
thetractionunitisnotstoppedandthecoolanttemperature
risesanother10°F,theenginewillkill.
Oil-PressureWarningLight
Theoil-pressurewarninglight(Figure20)glowsiftheengine
oilpressuredropsbelowasafelevel.
AlternatorLight
Thealternatorlight(Figure20)shouldbeoffwhentheengine
isrunning.Ifitison,thechargingsystemshouldbechecked
andrepairedasnecessary.
Glow-PlugIndicator
Theglow-plugindicatorlight(Figure20)willglowwhenthe
glowplugsareoperating.
ParkingBrake
Whenevertheengineisshutoff,engagetheparkingbrake
(Figure20)topreventaccidentalmovementofthemachine.
Toengagetheparkingbrake,pulluponthelever.Theengine
willstopifyoupressthetractionpedalwiththeparkingbrake
engaged.
DiagnosticLight
Thediagnosticlight(Figure20)willilluminateshoulda
systemfaultberecognized.
FuelGauge
Thefuelgauge(Figure21)registerstheamountoffuelin
thetank.
Figure21
1.Fuelgauge
PowerPoint
Thepowerpoint,locatedontheoutsideofthecontrolpanel,
isa12-voltpowersupplyforelectronicdevices(Figure22).
Figure22
1.Powerpoint
ReelSpeedControlKnob
Thereelspeedcontrolcontrolsthespeedofthecuttingunits
(Figure23).Thereelspeedincreasesastheknobisturned
counterclockwise.Refertothereelspeedchartdecal(Figure
31),todeterminetheproperreelspeed.
19

Figure23
1.Backlaplever2.Reelspeedcontrolknob
BacklapLever
Usethebacklapleverinconjunctionwiththelower
mow/raisecontrolleverforthereels(Figure23).
Specications
Note:Specicationsanddesignaresubjecttochange
withoutnotice.
WidthofCut208cm(82inches)
OverallWidth239cm(94inches)
TransportWidth231cm(91inches)
OverallLength295cm(110inches)
HeighttotopofROPS188cm(74inches)
WheelBase151cm(59.5inches)
Weightwith18inch,8blade
cuttingunits
900kg(1985lb)
Weightwithoutcuttingunits708kg(1560lb)
Attachments/Accessories
AselectionofToroapprovedattachmentsandaccessoriesis
availableforusewiththemachinetoenhanceandexpand
itscapabilities.ContactyourAuthorizedServiceDealeror
Distributororgotowww .Toro.comforalistofallapproved
attachmentsandaccessories.
Operation
Note:Determinetheleftandrightsidesofthemachine
fromthenormaloperatingposition.
CheckingtheEngine-OilLevel
ServiceInterval:Beforeeachuseordaily
Theengineisshippedwithoilinthecrankcase;however,the
oillevelmustbecheckedbeforeandaftertheengineisrst
started.
Crankcasecapacityisapproximately3.8L(4USqt)with
thelter.
Usehigh-qualityengineoilthatmeetsthefollowing
specications:
•APIClassicationLevelRequired:CH-4,CI-4orhigher.
•Preferredoil:SAE15W-40(above0ºF(-17ºC))
•Alternateoil:SAE10W-30or5W-30(alltemperatures)
Note:ToroPremiumEngineoilisavailablefromyour
distributorineither15W-40or10W-30viscosity.Refertothe
partscatalogforpartnumbers.
Note:Thebesttimetochecktheengineoiliswhenthe
engineiscoolbeforeithasbeenstartedfortheday.Ifithas
alreadybeenrun,allowtheoiltodrainbackdowntothe
sumpforatleast10minutesbeforechecking.Iftheoillevel
isatorbelowthe“add”markonthedipstick,addoiltobring
theoilleveltothe“full”mark.Donotoverlltheengine.If
theoillevelisbetweenthe“full”and“add”marks,nooil
additionisrequired.
1.Positionthemachineonalevelsurface.
2.Removethedipstick(Figure24)andwipeitwitha
cleanrag.
Figure24
1.Dipstick
3.Pushthedipstickdownintothedipsticktubeandmake
surethatitisseatedfully.Pullthedipstickoutand
checktheoillevel.
4.Iftheoillevelislow ,removetheoil-llcap(Figure25)
andgraduallyaddsmallquantitiesofoil,checkingthe
20