FormNo.3360-268RevA
CommercialWalk-BehindMower
FixedDeck,PistolGrip,Gear-Drive,witha
48inTURBOFORCE
®
CuttingUnit
ModelNo.39688—SerialNo.280000001andUp
Registeratwww.Toro.com.OriginalInstructions(EN)
Warning
CALIFORNIA
Proposition65Warning
Theengineexhaustfromthisproduct
containschemicalsknowntotheStateof
Californiatocausecancer,birthdefects,
orotherreproductiveharm.
ThissparkignitionsystemcomplieswithCanadian
ICES-002.
Important:Thisengineisnotequippedwitha
sparkarrestermufer.ItisaviolationofCalifornia
PublicResourceCodeSection4442touseoroperate
theengineonanyforest-covered,brush-covered,or
grass-coveredland.Otherstatesorfederalareas
mayhavesimilarlaws.
Theenclosed
Engine Owner’ s Man ual
issupplied
forinformationregardingtheUSEnvironmental
ProtectionAgency(EPA)andtheCalifornia
EmissionControlRegulationofemissionsystems,
maintenance,andwarranty.Replacementsmaybe
orderedthroughtheenginemanufacturer.
Introduction
Readthisinformationcarefullytolearnhowtooperate
andmaintainyourproductproperlyandtoavoidinjury
andproductdamage.Youareresponsibleforoperating
theproductproperlyandsafely.
YoumaycontactTorodirectlyatwww.Toro.comfor
productandaccessoryinformation,helpndinga
dealer,ortoregisteryourproduct.
Wheneveryouneedservice,genuineToroparts,or
additionalinformation,contactanAuthorizedService
DealerorToroCustomerServiceandhavethemodel
andserialnumbersofyourproductready.Figure1
identiesthelocationofthemodelandserialnumbers
ontheproduct.Writethenumbersinthespace
provided.
Figure1
1.Modelandserialnumberlocation
ModelNo.
SerialNo.
Thismanualidentiespotentialhazardsandhas
safetymessagesidentiedbythesafetyalertsymbol
(Figure2),whichsignalsahazardthatmaycauseserious
injuryordeathifyoudonotfollowtherecommended
precautions.
Figure2
1.Safetyalertsymbol
Thismanualuses2otherwordstohighlightinformation.
Importantcallsattentiontospecialmechanical
informationandNoteemphasizesgeneralinformation
worthyofspecialattention.
Contents
Introduction.................................................................2
Safety...........................................................................4
SafeOperatingPractices.......................................4
ToroMowerSafety...............................................5
SlopeChart..........................................................7
SafetyandInstructionalDecals.............................8
Setup..........................................................................11
1CheckingtheFluidsandTirePressure..............11
2ReadingtheManualandViewingtheSafety
Video.............................................................11
ProductOverview......................................................12
Controls.............................................................12
Specications.....................................................13
Attachments/Accessories...................................13
Operation...................................................................13
AddingFuel.......................................................13
©2008—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420
2
Contactusatwww.Toro.com.
PrintedintheUSA.
AllRightsReserved
ThinkSafetyFirst...............................................14
OperatingtheParkingBrakeandNeutral
Locks.............................................................14
StartingandStoppingtheEngine........................15
OperatingtheBladeControl(PTO)
Lever..............................................................16
TheSafetyInterlockSystem................................16
DrivingForwardorBackward.............................17
StoppingtheMower...........................................17
TransportingMachines.......................................17
SideDischargingorMulchingtheGrass..............17
AdjustingtheWheelDriveTension.....................18
AdjustingtheHeight-of-Cut...............................18
AdjustingtheFlowBafe...................................20
PositioningtheFlowBafe.................................20
AdjustingtheHandleHeight..............................22
HeightofCutChart............................................24
Maintenance...............................................................25
RecommendedMaintenanceSchedule(s)................25
Lubrication.............................................................25
HowtoGrease...................................................25
LubricatingtheCasterandWheel
Bearings.........................................................26
GreasingtheTransmissionCouplers...................26
GreasingtheMowerBeltIdler............................26
EngineMaintenance...............................................27
ServicingtheAirCleaner....................................27
ServicingtheEngineOil.....................................28
ServicingtheSparkPlugs....................................29
FuelSystemMaintenance.......................................30
DrainingtheFuelTank.......................................30
ReplacingtheFuelFilter.....................................31
DriveSystemMaintenance.....................................32
CheckingtheTirePressure.................................32
AdjustingtheControlRods................................32
CoolingSystemMaintenance..................................33
CleaningtheAirIntakeScreen............................33
CleaningtheCoolingSystem...............................33
BrakeMaintenance.................................................34
ServicingtheBrakes...........................................34
BeltMaintenance....................................................35
CheckingtheBelts..............................................35
ReplacingtheTractionDriveBelt........................35
ReplacingtheDriveBelt.....................................35
ReplacingtheMowerBelt...................................35
AdjustingtheMowerBeltTension......................36
ControlsSystemMaintenance.................................38
AdjustingtheControlRods................................38
MowerDeckMaintenance......................................39
ServicingtheCuttingBlades...............................39
AdjustingtheBladeBrake...................................41
ReplacingtheGrassDeector.............................41
Storage.......................................................................42
Troubleshooting.........................................................44
Schematics.................................................................46
3
Safety
Note:Theadditionofattachmentsmadeby
othermanufacturersthatdonotmeetAmerican
NationalStandardsInstitutecerticationwillcause
noncomplianceofthismachine.
Improperuseormaintenancebytheoperatororowner
canresultininjury.Toreducethepotentialforinjury,
complywiththesesafetyinstructionsandalwayspay
attentiontothesafetyalertsymbol
,whichmeans
CAUTION,WARNING,orDANGER-“personalsafety
instruction."Failuretocomplywiththeinstructionmay
resultinpersonalinjuryordeath.
SafeOperatingPractices
ThefollowinginstructionsarefromANSIstandard
B71.4-2004.
Training
•ReadtheOperator’sManualandothertraining
material.Iftheoperator(s)ormechanic(s)cannot
readEnglishitistheowner’sresponsibilitytoexplain
thismaterialtothem.
•Becomefamiliarwiththesafeoperationofthe
equipment,operatorcontrols,andsafetysigns.
•Alloperatorsandmechanicsshouldbetrained.The
ownerisresponsiblefortrainingtheusers.
•Neverletchildrenoruntrainedpeopleoperateor
servicetheequipment.Localregulationsmayrestrict
theageoftheoperator.
•Theowner/usercanpreventandisresponsiblefor
accidentsorinjuriesoccurringtohimselforherself,
otherpeopleorproperty.
Preparation
•Evaluatetheterraintodeterminewhataccessories
andattachmentsareneededtoproperlyand
safelyperformthejob.Onlyuseaccessoriesand
attachmentsapprovedbythemanufacturer.
•Wearappropriateclothingincludinghardhat,safety
glassesandhearingprotection.Longhair,loose
clothingorjewelrymaygettangledinmovingparts.
•Inspecttheareawheretheequipmentistobeused
andremoveallobjectssuchasrocks,toysandwire
whichcanbethrownbythemachine.
•Useextracarewhenhandlinggasolineandother
fuels.Theyareammableandvaporsareexplosive.
–Useonlyanapprovedcontainer
–Neverremovegascaporaddfuelwithengine
running.Allowenginetocoolbeforerefueling.
Donotsmoke.
–Neverrefuelordrainthemachineindoors.
•Checkthatoperator’spresencecontrols,safety
switchesandshieldsareattachedandfunctioning
properly.Donotoperateunlesstheyarefunctioning
properly.
Operation
•Neverrunanengineinanenclosedarea.
•Onlyoperateingoodlight,keepingawayfromholes
andhiddenhazards.
•Besurealldrivesareinneutralandparkingbrakeis
engagedbeforestartingengine.Onlystartengine
fromtheoperator’sposition.
•Besureofyourfootingwhileusingthismachine,
especiallywhenbackingup.Walk,don’trun.Never
operateonwetgrass.Reducedfootingcouldcause
slipping.
•Slowdownanduseextracareonhillsides.Besure
totravelsidetosideonhillsides.Turfconditions
canaffectthemachine’sstability.Usecautionwhile
operatingneardrop-offs.
•Slowdownandusecautionwhenmakingturnsand
whenchangingdirectionsonslopes.
•Neverraisedeckwiththebladesrunning.
•NeveroperatewiththePTOshield,orotherguards
notsecurelyinplace.Besureallinterlocksare
attached,adjustedproperly,andfunctioningproperly.
•Neveroperatewiththedischargedeectorraised,
removedoraltered,unlessusingagrasscatcher.
•Donotchangetheenginegovernorsettingor
overspeedtheengine.
•Stoponlevelground,disengagedrives,engage
parkingbrake(ifprovided),shutoffenginebefore
leavingtheoperator’spositionforanyreason
includingemptyingthecatchersoruncloggingthe
chute.
•Stopequipmentandinspectbladesafterstriking
objectsorifanabnormalvibrationoccurs.Make
necessaryrepairsbeforeresumingoperations.
•Keephandsandfeetawayfromthecuttingunit.
•Lookbehindanddownbeforebackinguptobesure
ofaclearpath.
•Keeppetsandbystandersaway.
•Slowdownandusecautionwhenmakingturnsand
crossingroadsandsidewalks.Stopbladesifnot
mowing.
4
•Beawareofthemowerdischargedirectionanddo
notpointitatanyone.
•Donotoperatethemowerundertheinuenceof
alcoholordrugs.
•Usecarewhenloadingorunloadingthemachine
intoorfromatrailerortruck.
•Usecarewhenapproachingblindcorners,shrubs,
trees,orotherobjectsthatmayobscurevision.
Maintenanceandstorage
•Disengagedrives,setparkingbrake,stopengineand
removekeyanddisconnectsparkplugwire.Wait
forallmovementtostopbeforeadjusting,cleaning
orrepairing.
•Cleangrassanddebrisfromcuttingunit,drives,
mufers,andenginetohelppreventres.Cleanup
oilorfuelspillage.
•Letenginecoolbeforestoringanddonotstorenear
ame.
•Shutofffuelwhilestoringortransporting.Donot
storefuelnearamesordrainindoors.
•Parkmachineonlevelground.Setparkingbrake.
Neverallowuntrainedpersonneltoservicemachine.
•Usejackstandstosupportcomponentswhen
required.
•Carefullyreleasepressurefromcomponentswith
storedenergy.
•Disconnectthebatteryorremovesparkplugwire
beforemakinganyrepairs.Disconnectthenegative
terminalrstandthepositivelast.Reconnectthe
positiverstandnegativelast.
•Usecarewhencheckingblades.Wraptheblade(s)or
weargloves,andusecautionwhenservicingthem.
Onlyreplaceblades.Neverstraightenorweldthem.
•Keephandsandfeetawayfrommovingparts.If
possible,donotmakeadjustmentswiththeengine
running.
•Keepallpartsingoodworkingconditionandall
hardwaretightened.Replaceallwornordamaged
decals.
ToroMowerSafety
Thefollowinglistcontainssafetyinformationspecic
toToroproductsandothersafetyinformationyoumust
know .
Thisproductiscapableofamputatinghandsand
feetandthrowingobjects.Alwaysfollowallsafety
instructionstoavoidseriousinjuryordeath.
Thisproductisdesignedforcuttingandrecyclinggrass
or,whenequippedwithagrassbagger,forcatching
cutgrass.Anyuseforpurposesotherthanthesecould
provedangeroustouserandbystanders.
GeneralOperation
•Besuretheareaisclearofotherpeoplebefore
mowing.Stopthemachineifanyoneentersthearea.
•Donottouchequipmentorattachmentpartswhich
maybehotfromoperation.Allowtocoolbefore
attemptingtomaintain,adjustorservice.
•UseonlyToro-approvedattachments.Warrantymay
bevoidedifusedwithunapprovedattachments.
•Checkcarefullyforoverheadclearances(i.e.
branches,doorways,electricalwires)before
operatingunderanyobjectsanddonotcontact
them.
SlopeOperation
Allslopesandrampsrequireextracaution.Ifyoufeel
uneasyonaslope,donotmowit.
•Removeobstaclessuchasrocks,treelimbs,etc.from
themowingarea.
•Watchforholes,rutsorbumps.Tallgrasscanhide
obstacles.
•Usecautionneardrop-offs,ditches,orembankments.
Themachinecouldsuddenlyturnoverifawheel
goesovertheedgeofaclifforditch,orifanedge
cavesin.
•Useextracarewithgrasscatchersorother
attachments.Thesecanchangethestabilityofthe
machine.
•Keepallmovementonslopesslowandgradual.Do
notmakesuddenchangesinspeedordirection.
•Mowslopessidetoside.
•Donotmowslopesgreaterthan15degrees.
Service
•Neverstorethemachineorfuelcontainerinside
wherethereisanopename,suchasnearawater
heaterorfurnace.
•Keepnutsandboltstight,especiallytheblade
attachmentboltsandnuts.Keepequipmentingood
condition.
•Nevertamperwithsafetydevices.Checksafety
systemsforproperoperationbeforeeachuse.
5
•Useonlygenuinereplacementpartstoensurethat
originalstandardsaremaintained.
•Checkbrakeoperationfrequently.Adjustandservice
asrequired.
6
SlopeChart
7
SafetyandInstructional
Decals
Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyareaof
potentialdanger.Replaceanydecalthatisdamagedorlost.
43-8480
66-1340
95-2814
95-5537
1.ReadtheOperator’s
Manualforinstructionson
operatingthecuttingblade
3.Pullbacktodisengage
2.Pushforwardtoengage
98-0776
99-3943
1.Engine
8
98-5130
1.Warning—readtheOperator’sManualforinstructionson
torquingthebladebolt/nutto75-80ft-lb(102-106N⋅m).
98-5954
104-8569
105-4104
1.Reverse3.Transmissionspeeds
2.Neutral
105-4111
106-0699
106-2733
1.Fast
3.Slow
2.Continuousvariable
setting
110-2067
110-2068
1.ReadtheOperator’sManual.
Manufacturer’sMark
1.Indicatesthebladeisidentiedasapartfromtheoriginal
machinemanufacturer.
9
106-2737
1.Park3.Neutral5.Engine—run
2.Drive4.Engine—stop6.Warning—wearearprotection.
10
Setup
LooseParts
Usethechartbelowtoverifythatallpartshavebeenshipped.
ProcedureDescription
Qty.
Use
1
Nopartsrequired
–
Checktheuidsandtirepressure.
Operator’sManual
1
EngineOperator’sManual
1
PartsCatalog
1
SafetyVideo
1
RegistrationCard
1
2
Oildrainhose
1
ReadtheOperator’sManualandwatch
thevideobeforeoperatingthemachine.
Note:Determinetheleftandrightsidesofthemachinefromthenormaloperatingposition.
1
CheckingtheFluidsandTire
Pressure
NoPartsRequired
Procedure
•Beforeyoustarttheengineandusethemachine,
checktheoillevelintheenginecrankcase;referto
CheckingtheEngineOilLevel.
•Checkthegreaseforthemowerandmowerdeck.
RefertotheLubricationSection.
•Checkthetirepressure;refertoCheckingtheTire
Pressure.
2
ReadingtheManualand
ViewingtheSafetyVideo
Partsneededforthisprocedure:
1
Operator’sManual
1
EngineOperator’sManual
1
PartsCatalog
1
SafetyVideo
1
RegistrationCard
1
Oildrainhose
Procedure
•ReadtheOperator’sManual.
•Viewthesafetyvideo.
•Fillouttheregistrationcardandmailitinorregister
onlineatwww.Toro.com.
•Usetheoildrainhosewhenchangingtheengineoil.
Note:Thecuttingbladesaresettoa3inch(76mm)
height-of-cutatinitialpurchase.TheaxlepositionisD,
with4spacersbelowboththespindleandthecaster.
11
ProductOverview
Figure3
1.Sidedischarge5.Controls
2.Mowerdeck6.Handle
3.Recoilstarter
7.Casterwheel
4.Gastank
Controls
Becomefamiliarwithallthecontrols(Figure4)before
youstarttheengineandoperatethemachine.
Figure4
1.Throttlecontrol6.Drivelever
2.Ignitionswitch
7.Gearshiftlever
3.Neutral/parkingbrakelock8.Choke
4.OperatorPresence
Control(OPC)lever
9.Bladecontrollever(PTO)
5.Handle
10.FuelShut-offValve
ThrottleControl
Thethrottlecontrolhastwopositions:FastandSlow.
OperatorPresenceControl(OPC)
Levers
WhenyousqueezetheOPCleversagainstthehandles,
theOPCsystemsensesthattheoperatorisinthenormal
operatingposition.WhenyoureleasetheOPClevers,
theOPCsystemsensesthattheoperatorhasleftthe
normaloperatingposition,andthesystemwillstopthe
engineifeitherthegearshiftleverisnotintheneutral
positionorthebladecontrol(PTO)leverisengaged.
DriveLevers
Releasedriveleverstoengageforwardtraction
operation.Squeezerightsideofdrivelevertoturnright
andleftsidetoturnleft.
GearShiftLever
Thetransmissionhasveforwardspeeds,neutraland
reverse,andhasanin-lineshiftpattern.
Important:Donotshiftwhileunitismoving,as
transmissiondamagemayoccur.
Neutral/ParkingBrakeLock
Squeezedriveleversandmovethelocksrearwardfor
neutrallock.Squeezedriveleversandmovethelocks
forwardtosettheparkingbrake.
BladeControlLever(PTO)
ThisleverisusedinconjunctionwiththeOPClevers
toengageordisengagethemowerdeckbeltanddrive
themowerblades.
RecoilStarter
Pulltherecoilstarterhandletostartengine(notshown
in).
FuelShut-offValve
Closethefuelshut-offvalvewhentransportingor
storingmower.
IgnitionSwitch
Thisswitchisusedinconjunctionwithrecoilstarterand
hastwopositions:RunandOff.
Choke
Usethechoketostartacoldengine.
12
Specications
Note:Specicationsanddesignaresubjecttochange
withoutnotice.
Widthwithdeectordown63–1/2inches(161.3cm)
Length
78–3/8inches(198.9cm)
Height
41inches(104.1cm)
Weight
500lb(227kg)
Attachments/Accessories
AselectionofToroapprovedattachmentsand
accessoriesareavailableforusewiththemachineto
enhanceandexpanditscapabilities.Contactyour
AuthorizedServiceDealerorDistributororgoto
www.Toro.comforalistofallapprovedattachments
andaccessories.
Operation
AddingFuel
UseUnleadedRegularGasolinesuitablefor
automotiveuse(85pumpoctaneminimum).Leaded
regulargasolinemaybeusedifunleadedregularisnot
available.
Important:Neverusemethanol,gasoline
containingmethanol,orgasoholcontainingmore
than10%ethanolbecausethefuelsystemcouldbe
damaged.Donotmixoilwithgasoline.
Incertainconditions,gasolineisextremely
ammableandhighlyexplosive.Areor
explosionfromgasolinecanburnyouand
othersandcandamageproperty.
•Fillthefueltankoutdoors,inanopenarea,
whentheengineiscold.Wipeupany
gasolinethatspills.
•Neverllthefueltankinsideanenclosed
trailer.
•Donotllthefueltankcompletelyfull.Add
gasolinetothefueltankuntilthelevelis1/4
to1/2inch(6to13mm)belowthebottomof
thellerneck.Thisemptyspaceinthetank
allowsgasolinetoexpand.
•Neversmokewhenhandlinggasoline,and
stayawayfromanopenameorwhere
gasolinefumesmaybeignitedbyaspark.
•Storegasolineinanapprovedcontainerand
keepitoutofthereachofchildren.Never
buymorethana30-daysupplyofgasoline.
•Donotoperatewithoutentireexhaust
systeminplaceandinproperworking
condition.
13
Incertainconditionsduringfueling,static
electricitycanbereleasedcausingaspark
whichcanignitethegasolinevapors.Are
orexplosionfromgasolinecanburnyouand
othersandcandamageproperty.
•Alwaysplacegasolinecontainersonthe
groundawayfromyourvehiclebeforelling.
•Donotllgasolinecontainersinsidea
vehicleoronatruckortrailerbedbecause
interiorcarpetsorplastictruckbedliners
mayinsulatethecontainerandslowtheloss
ofanystaticcharge.
•Whenpractical,removegas-powered
equipmentfromthetruckortrailerand
refueltheequipmentwithitswheelsonthe
ground.
•Ifthisisnotpossible,thenrefuelsuch
equipmentonatruckortrailerfroma
portablecontainer,ratherthanfroma
gasolinedispensernozzle.
•Ifagasolinedispensernozzlemustbeused,
keepthenozzleincontactwiththerimof
thefueltankorcontaineropeningatall
timesuntilfuelingiscomplete.
Gasolineisharmfulorfatalifswallowed.
Long-termexposuretovaporscancauseserious
injuryandillness.
•Avoidprolongedbreathingofvapors.
•Keepfaceawayfromnozzleandgastankor
conditionerbottleopening.
•Keepgasawayfromeyesandskin.
UsingStabilizer/Conditioner
Useafuelstabilizer/conditionerinthemachineto
providethefollowingbenets:
•Keepsgasolinefreshduringstorageof90daysor
less.Forlongerstorageitisrecommendedthatthe
fueltankbedrained.
•Cleanstheenginewhileitruns
•Eliminatesgum-likevarnishbuildupinthefuel
system,whichcauseshardstarting
Important:Donotusefueladditives
containingmethanolorethanol.
Addthecorrectamountofgas
stabilizer/conditionertothegas.
Note:Afuelstabilizer/conditionerismost
effectivewhenmixedwithfreshgasoline.To
minimizethechanceofvarnishdepositsinthefuel
system,usefuelstabilizeratalltimes.
FillingtheFuelTank
1.Shuttheengineoffandsettheparkingbrake.
2.Cleanaroundfueltankcapandremovethecap.
Addunleadedregulargasolinetofueltank,untilthe
levelis1/4to1/2inch(6to13mm)belowthe
bottomofthellerneck.Thisspaceinthetank
allowsgasolinetoexpand.Donotllthefueltank
completelyfull.
3.Installfueltankcapsecurely.Wipeupanygasoline
thatmayhavespilled.
ThinkSafetyFirst
Carefullyreadallthesafetyinstructionsanddecalsin
thesafetysection.Knowingthisinformationcould
helpyouoranybystandersavoidinjury.
Theuseofprotectiveequipmentforeyes,hearing,feet
andheadisrecommended.
Thismachineproducessoundlevelsinexcess
of85dBAattheoperator’searandcancause
hearinglossthroughextendedperiodsof
exposure.
Wearhearingprotectionwhenoperatingthis
machine.
Figure5
1.Warning—wearhearingprotection.
OperatingtheParkingBrake
andNeutralLocks
Alwayssettheparkingbrakeswhenyoustopthe
machineorleaveitunattended.
14
Childrenorbystandersmaybeinjuredifthey
moveorattempttooperatethemachinewhile
itisunattended.
Alwayssettheparkingbrakewhenleaving
themachineunattended,evenifjustforafew
minutes.
SettingtheParkingBrakes
1.Squeezethedrivelevers(Figure6).
Figure6
1.Handle
4.Fullspeedforward
2.Neutral/parkingbrakelock
5.Drivelever
3.Parkposition6.Neutralposition
2.Placeyourthumbsontheupperpartofthelocks
andmovethemforwardinintotheparkposition
(Figure6).
3.Releasethedrivelevers.
ReleasingtheParkingBrakes
1.Squeezethedrivelevers(Figure6).
2.Placeyourthumbsontheupperpartofthelocks
andmovethemrearwarduntiltheyareinthedrive
position(Figure6).
SettingtheNeutralLocks
1.Squeezethedrivelevers(Figure6).
2.Placeyourthumbsontheupperpartofthelocks
andmovethemrearwardintotheneutrallock
position(Figure6).
ReleasingtheNeutralLocks
1.Squeezethedriveleversback.
2.Placeyourthumbsontheupperpartofthelocks
andmovethemforwarduntiltheyareinthedrive
position(Figure6).
StartingandStoppingthe
Engine
StartingtheEngine
1.Connectthewirestothesparkplugs.
2.Openthefuelvalve.
3.Disengagethebladecontrol(PTO)leverandmove
theshiftlevertotheneutralposition.
4.Settheparkingbrakes.
5.Turntheignitionkeytotherunposition(Figure7).
6.Tostartacoldengine,movethethrottlecontrol
midwaybetweenthefastandslowpositions.
7.Tostartawarmengine,movethethrottlecontrol
tothefastposition.
8.Pullthechokeknobiftheengineiscold(Figure7).
Note:Awarmorhotengineusuallydoesnot
requireanychoking.
9.Grasptherecoilstarterhandlermlyandpullit
outuntilpositiveengagementresults;thenpullthe
handlevigorouslytostarttheengine.Allowthe
ropetorecoilslowly.
Important:Donotpulltherecoilropetoits
limitorreleasethestarterhandlewhenyoupull
outtheropebecausetheropemaybreakorthe
recoilassemblymaybedamaged.
10.Pushthechoketooffastheenginewarmsup.
11.Iftheengineiscold,allowittowarmupandthen
movethethrottlecontroltothefastposition.
StoppingtheEngine
Important:Inanemergency,youcanstopthe
engineimmediatelybyturningtheignitionkeyto
the
of f
position.
1.Movethethrottlelevertotheslowposition.
2.Letengineidlefor30to60secondsbeforeturning
theignitionkeytooff.
3.Turntheignitionkeytotheoffposition.
4.Settheparkingbrakesandremovethekey.
15
5.Disconnectthewirefromthesparkplugtoprevent
someonefromaccidentallystartingthemachine
whiletransportingorperformingmaintenanceonit.
6.Closethefuelshut-offvalvebeforetransporting
orstoringthemachine.
Important:Closethefuelshut-offvalvebefore
transportingorthestoringthemachineto
preventfuelleakage.
Figure7
1.Throttlecontrol
3.Choke
2.Ignitionswitch
OperatingtheBladeControl
(PTO)Lever
Thebladecontrol(PTO)leverengagesanddisengages
thepowertothemowerblades.
EngagingtheMowerBlades(PTO)
1.Squeezetheoperatorpresencecontrol(OPC)levers
againstthehandles(Figure8).
2.Pushthebladecontrol(PTO)leverrmlyforward
untilitlatchesoverthecenter(Figure8).
3.Restarttheengineandrepeattheprocedureto
engagethemowerbladesiftheoperatorpresence
control(OPC)leversarereleased.
DisengagingtheMowerBlades(PTO)
Todisengagetheblades,pullthebladecontrollever
rearwardalltheway(Figure8).Theenginewillkill
whentheOPCleversarereleasedwiththebladecontrol
leverengaged.
Note:Itisnecessarytofullyandmanuallydisengage
thebladecontrollever.
Figure8
1.OperatorPresence
Control(OPC)lever
2.Bladecontrollever(PTO)
TheSafetyInterlockSystem
Ifsafetyinterlockswitchesaredisconnected
ordamagedthemachinecouldoperate
unexpectedlycausingpersonalinjury.
•Donottamperwiththeinterlockswitches.
•Checktheoperationoftheinterlock
switchesdailyandreplaceanydamaged
switchesbeforeoperatingthemachine.
UnderstandingtheSafetyInterlock
System
Thesafetyinterlocksystemisdesignedtopreventthe
enginefromstartingunless:
•Thebladecontrol(PTO)leverisdisengaged.
•ThemachineisshiftedintotheNeutralposition.
•TheignitionkeyisintheRunposition.
Thesafetyinterlocksystemisalsodesignedtostopthe
enginewhen:
•TheignitionkeyisturnedtotheOffposition.
•Themachineisshiftedintogearwithoutholding
theOPClevers.
•Thebladecontrol(PTO)leverisengagedwithout
holdingtheOPClevers.
16
TestingtheSafetyInterlockSystem
ServiceInterval:Beforeeachuseordaily
Testthesafetyinterlocksystembeforeyouusethe
machineeachtime.Ifthesafetysystemdoesnot
operateasdescribed,haveanAuthorizedService
Dealerrepairthesafetysystemimmediately.
1.Settheparkingbrakes,movetheshiftleverintothe
Neutralposition,disengagethebladecontrol(PTO)
leverandplacethethrottleforward.
2.Starttheengine;refertoStartingtheEngine.
3.WithoutholdingtheOperatorPresenceControl
(OPC)levers,engagethebladecontrol(PTO)lever.
Theengineshouldstop.
4.Disengagethebladecontrol(PTO)lever.
5.Withtheenginerunning,holddowntheOPC
leversandengagethebladecontrol(PTO)lever.
Thedrivebeltshouldengageandthemowerblades
beginrotating.
6.ReleasetheOPClevers.Theengineshouldstop.
7.Withtheenginerunning,movetheshiftleverinto
gearandreleasetheOPClevers.Theengineshould
stop.
8.Withtheenginerunning,turntheignitionkeyto
theoffposition.Theengineshouldstop.
9.Ifalltheaboveconditionsarenotmet,havean
AuthorizedServiceDealerrepairthesafetysystem
immediately.
DrivingForwardorBackward
Thethrottlecontrolregulatestheenginespeedas
measuredinRPM(revolutionsperminute).Placethe
throttlecontrolinthefastpositionforbestmowing
performance.
DrivingForward
1.Ensurethattheparkingbrakesareengaged.
2.Movetheshiftleverintoaforwardgear.
3.SqueezetheOPCleversagainstthehandles.
4.Releasetheparkingbrakes;refertoReleasingthe
ParkingBrakesandNeutralLocks.
5.Slowlyreleasethedrivelevers.
Note:Togostraight,releasethedrivelevers
equally.Toturn,squeezethedriveleveronthesame
sideasthedirectionyouwanttoturn.
DrivingBackward
1.Ensurethattheparkingbrakesareengaged.
2.SqueezetheOPCleversagainstthehandles.
3.Movetheshiftleverintothereversegear.
4.Releasetheparkingbrakes;refertoReleasingthe
ParkingBrakesandNeutralLocks.
5.Slowlyreleasethedrivelevers.
Note:Youmustpullthemowerbackwardtoassist
itsrearwardmovement.
StoppingtheMower
1.Squeezethedriveleversallthewaybacktoengage
thebrakes.
2.Settheparkingbrakes.RefertoSettingtheParking
Brakes.
3.ShifttransmissionintotheNeutralposition.
4.MovethethrottletotheStopposition,andwaitfor
allmovingpartstostopbeforeleavingtheoperating
position.
Childrenorbystandersmaybeinjuredifthey
moveorattempttooperatethemachinewhile
itisunattended.
Alwaysremovetheignitionkeyandsetthe
parkingbrakewhenleavingthemachine
unattended,evenifjustforafewminutes.
TransportingMachines
Useaheavy-dutytrailerortrucktotransportthe
machine.Ensurethatthetrailerortruckhasall
necessarylightingandmarkingasrequiredbylaw.
Pleasecarefullyreadallthesafetyinstructions.
Knowingthisinformationcouldhelpyou,yourfamily,
petsorbystandersavoidinjury.
Totransportthemachine:
•Stoptheengine,removethekey,setthebrake,and
closethefuelvalve.
•Securelyfastenthemachinetothetrailerortruck
withstraps,chains,cable,orropes.
•Secureatrailertothetowingvehiclewithsafety
chains.
SideDischargingorMulching
theGrass
Thismowerhasahingedgrassdeectorthatdisperses
clippingstothesideanddowntowardtheturf.
17
Withoutthegrassdeector,dischargecover,
orcompletegrasscatcherassemblymounted
inplace,youandothersareexposedtoblade
contactandthrowndebris.Contactwith
rotatingmowerblade(s)andthrowndebriswill
causeinjuryordeath.
•Neverremovethegrassdeectorfrom
themowerbecausethegrassdeector
routesmaterialdowntowardtheturf.Ifthe
grassdeectoriseverdamaged,replaceit
immediately.
•Neverputyourhandsorfeetunderthe
mower.
•Nevertrytocleardischargeareaormower
bladesunlessyoureleasethebailandthe
powertakeoff(PTO)isoff.Rotatethe
ignitionkeytoOff.Alsoremovethekeyand
pullthewireoffthesparkplug(s).
AdjustingtheWheelDrive
Tension
Youmayneedtoincreasethewheeldrivebelttension
undercertainoperatingconditions,suchasmowerover
hillyterrainorwhilepullingasulky.
1.Stoptheengine,removethekey,andwaitforall
movingpartstostop.
2.Disconnectthewiresfromthesparkplugs.
3.Disengagetheneutral/parkingbrakelocks,and
releasethedriveleverstoreducethespringforce.
4.Removethedrivespringfromtheadjustmentbolt
(Figure9).
Figure9
1.PositionA4.Drivespring
2.PositionB
5.Adjustmentbolt(In
positionA)
3.PositionC
6.Drivepulleyshield
5.Removethelocknutthatsecurestheadjustment
bolttothedrivepulleyshield(Figure9).
6.Locateboltassemblyinthedesiredtensionposition
asfollows:
•PositionAfornormalconditions
•PositionBformoresevereconditions
•PositionCforthemostsevereconditions
Note:Thewheeldrivetensionislowestwhen
theboltassemblyisinPositionA.Thetension
increasesinPositionsBandC(Figure9).
7.Installtheadjustmentboltandthedrivespring.
8.Repeatstepsthroughfortheoppositeside.
AdjustingtheHeight-of-Cut
Thismachinehasa1to4-1/4inch(26to108mm)
rangefortheheight-of-cut.Thiscanbeachievedby
adjustingbladespacers,rearaxleheight,andfront
casterspacers.UsetheHeight-of-CutCharttoselect
thecombinationofadjustmentsrequired.
AdjustingtheBladeHeight
Adjustthebladesbyusingthe4spacers(1/4inch)
(6mm)onthebladespindlebolts.Thisallowsfora
1-inch(25mm)adjustmentrange,in1/4inch(6mm)
increments,ofcuttingheightinanyaxleposition.Use
thesamenumberofbladespacersonallbladesto
achievealevelcut(2aboveand2below,1aboveand3
below,etc.).
1.Disengagethebladecontrol(PTO)leverandset
theparkingbrakes.
18
2.Stoptheengineandwaitforallmovingpartsto
stopbeforeleavingtheoperatingposition.
3.Holdthebladeboltandremovethenut(Figure10).
Figure10
1.Blade
4.Spacer
2.Bladebolt5.Thinwasher
3.Curvedwasher
6.Nut
4.Slidetheboltdownthroughthespindle,andchange
thespacersasneeded(Figure10).
5.Installtheboltandcurvedwasher,addextra
spacer(s),andsecurethemwithathinwasheranda
nut(Figure10).
6.Torquethebladeboltto75-80ft-lb(101-108N•m).
AdjustingtheAxleHeight
Adjusttheaxlepositiontotheselectedheight-of-cut
setting.RefertotheHeight-of-CutChart.
1.Disengagethebladecontrol(PTO)leverandset
theparkingbrakes.
2.Stoptheengineandwaitforallmovingpartsto
stopbeforeleavingtheoperatingposition.
3.Loosen,butdonotremove,the2axlepivotbolts
andthe2axleadjustmentbolts(Figure11).
Figure11
1.Axlepivotbolt2.Axleadjustmentbolt
4.Placeajackundertherearcenteroftheengine
frame.Raisethebackendoftheengineframeup
enoughtoremovethefront2axleadjustmentbolts
(Figure11).
Note:Usejackstandstosupportthemachine.
5.Raiseorlowertheengineframewiththejackso
thatyoucaninstallthefront2axleadjustmentbolts
inthedesiredholelocation(Figure11).
Note:Useataperedpunchtohelpaligntheholes.
6.Tightenall4boltsandlowerthemower.
7.Adjustthecontrolrodsandthebrakelinkages
asrequired.RefertoServicingtheBrakesand
AdjustingtheControlRods.
Important:Youmustadjustthecontrolrods
andthebrakelinkagewhenyouchangethe
axlepositionsforpropertractionandbrake
function.
AdjustingtheCasterPosition
1.UsingtheHeight-of-CutChart,adjustthecaster
spacerstomatchwiththeaxleholeselected
(Figure12).
19
Figure12
1.Latchpin
3.Spacer,1/2inch(13mm)
2.Spacer,3/16inch(5mm)
2.Removethelatchpin,slidethecasterfromthe
support,andchangethespacers(Figure12).
3.Installthecasterinthesupportandinsertthelatch
pin(Figure12).
AdjustingtheFlowBafe
Themowerdischargeowcanbeadjustedfordifferent
typesofmowingconditions.Positionthecamlockand
bafetogivethebestqualityofcut.
1.DisengagethePTO,movethemotioncontrol
leverstotheneutrallockedpositionandsetthe
parkingbrake.
2.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
3.Toadjustthecamlock,swingtheleveruptoloosen
thecamlock(Figure13).
4.Adjustthebafeandcamlockintheslottothe
desireddischargeow.
5.Swingtheleverbackovertotightenthebafeand
camlock(Figure13).
6.Ifthecamdoesnotlockthebafeintoplaceoritis
tootight,loosentheleverandthenrotatethecam
lock.Adjustthecamlockuntilthedesiredlocking
pressureisachieved.
Figure13
1.Camlock
3.Rotatecamtoincreaseor
decreaselockingpressure
2.Lever
4.Slot
PositioningtheFlowBafe
Thefollowingguresareonlyrecommendationsfor
use.Adjustmentswillvarybygrasstype,moisture
content,andheightofgrass.
Note:Iftheenginepowerdrawsdownandthemower
groundspeedisthesame,openupthebafe.
20
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