FormNo.3358-908RevA
Z550ZMaster
®
with60inor72in
TURBOFORCE
®
SideDischarge
Mower
ModelNo.74272CP—SerialNo.280000001andUp
ModelNo.74273CP—SerialNo.280000001andUp
Registeratwww.Toro.com.OriginalInstructions(EN)
Warning
CALIFORNIA
Proposition65Warning
Theengineexhaustfromthisproduct
containschemicalsknowntotheStateof
Californiatocausecancer,birthdefects,
orotherreproductiveharm.
Important:Thisengineisnotequippedwitha
sparkarrestermufer.ItisaviolationofCalifornia
PublicResourceCodeSection4442touseoroperate
theengineonanyforest-covered,brush-covered,or
grass-coveredland.Otherstatesorfederalareas
mayhavesimilarlaws.
ThissparkignitionsystemcomplieswithCanadian
ICES-002.
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
SlopeChart..........................................................6
SafetyandInstructionalDecals.............................7
ProductOverview......................................................12
Controls.............................................................12
Operation...................................................................13
AddingFuel.......................................................13
CheckingtheEngineOilLevel............................14
©2007—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420
2
Contactusatwww.Toro.com.
PrintedintheUSA.
AllRightsReserved
UsingtheRolloverProtectionSystem
(ROPS)..........................................................14
ThinkSafetyFirst...............................................15
OperatingtheParkingBrake...............................16
StartingandStoppingtheEngine........................17
OperatingthePowerTakeOff(PTO).................18
TheSafetyInterlockSystem................................18
DrivingForwardorBackward.............................19
StoppingtheMachine.........................................20
AdjustingtheControlLeverResistance...............20
AdjustingtheHeight-of-Cut...............................20
AdjustingtheAnti-ScalpRollers.........................21
AdjustingtheFlowBafe...................................22
PositioningtheFlowBafe.................................22
UsingtheLiftAssistLever..................................23
PositioningtheSeat............................................23
UnlatchingtheSeat.............................................24
PushingtheMachinebyHand.............................24
UsingtheSideDischarge....................................25
BreakingInaNewMachine................................25
TransportingMachines.......................................25
LoadingMachines..............................................26
UsingtheZStand®............................................26
OperatingTips...................................................28
Maintenance...............................................................29
RecommendedMaintenanceSchedule(s)................29
Lubrication.............................................................30
GreasingandLubrication...................................30
EngineMaintenance...............................................31
ServicingtheAirCleaner....................................31
ServicingtheEngineOil.....................................32
ServicingtheSparkPlug.....................................33
FuelSystemMaintenance.......................................35
ReplacingtheFuelFilter.....................................35
ServicingtheFuelTank......................................35
ElectricalSystemMaintenance................................36
ServicingtheBattery...........................................36
ServicingtheFuses.............................................37
DriveSystemMaintenance.....................................38
AdjustingtheTracking........................................38
CheckingtheTirePressure.................................38
CheckingtheWheelHubSlottedNut..................38
AdjustingtheCasterPivotBearing......................39
CoolingSystemMaintenance..................................40
CleaningtheEngineScreenandtheOil
Cooler............................................................40
CleaningtheEngineFins....................................40
BrakeMaintenance.................................................40
AdjustingtheParkingBrake................................40
BeltMaintenance....................................................41
InspectingtheBelts............................................41
ReplacingtheMowerBelt...................................41
AdjustingtheMowerBeltTension......................42
ReplacingthePumpDriveBelt...........................43
ControlsSystemMaintenance.................................43
AdjustingtheControlHandleNeutral
Position..........................................................43
HydraulicSystemMaintenance...............................44
CheckingtheHydraulicFluid..............................44
ChangingtheHydraulicFilterandOil.................45
BleedingtheHydraulicSystem............................46
CheckingtheHydraulicHoses............................46
SettingtheHydraulicPumpNeutral
Position..........................................................46
MowerDeckMaintenance......................................48
LevelingtheMoweratThreePositions................48
ServicingtheCuttingBlades...............................50
ReplacingtheGrassDeector.............................52
Cleaning.................................................................53
CleaningtheHydraulicPumpShrouds................53
CleaningUndertheMower.................................53
WasteDisposal...................................................53
Storage.......................................................................54
Troubleshooting.........................................................55
Schematics.................................................................57
3
Safety
Improperuseormaintenancebytheoperatororowner
canresultininjury.Toreducethepotentialforinjury,
complywiththesesafetyinstructionsandalwayspay
attentiontothesafetyalertsymbol,whichmeans
CAUTION,WARNING,orDANGER-“personal
safetyinstruction."Failuretocomplywiththe
instructionmayresultinpersonalinjuryordeath.
Thisproductiscapableofamputatinghandsand
feetandthrowingobjects.Alwaysfollowallsafety
instructionstoavoidseriousinjuryordeath.
Thisproductisdesignedforcuttingandrecyclinggrass
or,whenequippedwithagrassbagger,forcatching
cutgrass.Anyuseforpurposesotherthanthesecould
provedangeroustouserandbystanders.
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
–Neverrefuelordrainthemachineindoors.
–Neverremovegascaporaddfuelwithengine
running.Allowenginetocoolbeforerefueling.
Donotsmoke.
•Checkthatoperator’spresencecontrols,safety
switchesandshieldsareattachedandfunctioning
properly.Donotoperateunlesstheyarefunctioning
properly.
Operation
•Neverrunanengineinanenclosedarea.
•Onlyoperateingoodlight,keepingawayfromholes
andhiddenhazards.
•Besurealldrivesareinneutralandparkingbrakeis
engagedbeforestartingengine.Starttheengineonly
fromtheoperator’sposition.Useseatbelts.
•Neverraisemowerwiththebladesrunning.
•NeveroperatewithoutthePTOshield,orother
guardssecurelyinplace.Besureallinterlocksare
attached,adjustedproperly,andfunctioningproperly.
•Neveroperatewiththedischargedeectorraised,
removedoraltered,unlessusingagrasscatcher.
•Donotchangetheenginegovernorsettingor
overspeedtheengine.
•Stoponlevelground,lowerimplements,disengage
drives,engageparkingbrake,shutoffenginebefore
leavingtheoperator’spositionforanyreason
includingemptyingthecatchersoruncloggingthe
chute.
•Stopequipmentandinspectbladesafterstriking
objectsorifanabnormalvibrationoccurs.Make
necessaryrepairsbeforeresumingoperations.
•Keephandsandfeetawayfromthecuttingunits.
•Nevercarrypassengersandkeeppetsandbystanders
away.
•Bealert,slowdownandusecautionwhenmaking
turns.Lookbehindandtothesidebeforechanging
directions.
•Slowdownandusecautionwhencrossingroadsand
sidewalks.Stopbladesifnotmowing.
•Beawareofthemowerdischargedirectionanddo
notpointitatanyone.
•Donotoperatethemowerundertheinuenceof
alcoholordrugs.
4
•Useextremecarewhenloadingorunloadingthe
machineintoatrailerortruck.
•Usecarewhenapproachingblindcorners,shrubs,
trees,orotherobjectsthatmayobscurevision.
SlopeOperation
•Donotmowslopesgreaterthan15degrees.
•Donotmowneardrop-offs,ditches,steepbanks
orwater.Wheelsdroppingoveredgescancause
rollovers,whichmayresultinseriousinjury,death
ordrowning.
•Donotmowslopeswhengrassiswet.Slippery
conditionsreducetractionandcouldcausesliding
andlossofcontrol.
•Donotmakesuddenturnsorrapidspeedchanges.
•Useawalkbehindmowerand/orahandtrimmer
neardrop-offs,ditches,steepbanksorwater.
•Reducespeedanduseextremecautiononslopes.
•Removeormarkobstaclessuchasrocks,treelimbs,
etc.fromthemowingarea.Tallgrasscanhide
obstacles.
•Watchforditches,holes,rocks,dips,andrisesthat
changetheoperatingangle,asroughterraincould
overturnthemachine.
•Avoidsuddenstartswhenmowinguphillbecause
themowermaytipbackwards.
•Beawarethatlossoftractionmayoccurgoing
downhill.Weighttransfertothefrontwheelsmay
causedrivewheelstoslipandcauselossofbraking
andsteering.
•Alwaysavoidsuddenstartingorstoppingona
slope.Iftireslosetraction,disengagethebladesand
proceedslowlyofftheslope.
•Followthemanufacturer’srecommendationsfor
wheelweightsorcounterweightstoimprovestability.
•Useextremecarewithgrasscatchersorother
attachments.Thesecanchangethestabilityofthe
machineandcauselossofcontrol.
UsingtheRolloverProtectionSystem
(ROPS)
•Keeptherollbarintheraisedandlockedposition
andusetheseatbeltwhenoperatingthemachine.
•Becertainthattheseatbeltcanbereleasedquickly
intheeventofanemergency.
•Beawarethereisnorolloverprotectionwhenthe
rollbarisdown.
•Checktheareatobemowedandneverfoldthe
ROPSinareaswherethereareslopes,dropoffsor
water.
•Lowertherollbaronlywhenabsolutelynecessary.
Donotweartheseatbeltwiththerollbarfolded
down.
•Checkcarefullyforoverheadclearances(i.e.
branches,doorways,electricalwires)beforedriving
underanyobjectsanddonotcontactthem.
Maintenanceandstorage
•Disengagedrives,lowerimplement,setparking
brake,stopengineandremovekeyordisconnect
sparkplugwire.Waitforallmovementtostop
beforeadjusting,cleaningorrepairing.
•Cleangrassanddebrisfromcuttingunits,drives,
mufers,andenginetohelppreventres.Cleanup
oilorfuelspillage.
•Letenginecoolbeforestoringanddonotstorenear
ame.
•Shutofffuelwhilestoringortransporting.Donot
storefuelnearamesordrainindoors.
•Parkmachineonlevelground.Neverallowuntrained
personneltoservicemachine.
•Usejackstandstosupportcomponentswhen
required.
•Carefullyreleasepressurefromcomponentswith
storedenergy.
•Disconnectbatteryorremovesparkplugwirebefore
makinganyrepairs.Disconnectthenegativeterminal
rstandthepositivelast.Reconnectpositiverst
andnegativelast.
•Usecarewhencheckingblades.Wraptheblade(s)or
weargloves,andusecautionwhenservicingthem.
Onlyreplaceblades.Neverstraightenorweldthem.
•Keephandsandfeetawayfrommovingparts.If
possible,donotmakeadjustmentswiththeengine
running.
•Chargebatteriesinanopenwellventilatedarea,
awayfromsparkandames.Unplugchargerbefore
connectingordisconnectingfrombattery.Wear
protectiveclothinganduseinsulatedtools.
•Keepallpartsingoodworkingconditionandall
hardwaretightened.Replaceallwornordamaged
decals.
•UseonlyToroapprovedattachments.Warrantymay
bevoidedifusedwithunapprovedattachments.
5
SlopeChart
6
SafetyandInstructionalDecals
Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyareaof
potentialdanger.Replaceanydecalthatisdamagedorlost.
1-403005
1-523552
1-633462
1-643339
54-9220
58-6520
1.Grease
66-1340
68-8340
7
98-4387
1.Warning—wearhearingprotection.
98-5954
103-5881
105-7798
105-7797
107-1621
107-1857
110-2067
8
110-2068
1.ReadtheOperator’sManual.
107-2112
107-1860
1.Heightofcut
107-1861
107-1864
107-1613
9
BatterySymbols
Someorallofthesesymbolsareonyourbattery
1.Explosionhazard
6.Keepbystandersasafe
distancefromthebattery.
2.Nore,opename,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.
Manufacturer’sMark
1.Indicatesthebladeisidentiedasapartfromtheoriginal
machinemanufacturer.
107-2102
110-5731
1.Engine—stop
5.Continuousvariable
setting
2.Engine—run
6.Slow
3.Engine—start
7.Powertake-off(PTO)
4.Fast
10
106-7492
106-9989
107-8076
1.Fast
2.Slow
3.Neutral4.Reverse
11
ProductOverview
Figure3
1.Motioncontrollever
5.Controls
2.Parkingbrakelever
6.Seatbelt
3.Height-of-cutlever
7.Rollbar
4.Fuelcap(bothsides)
Controls
Becomefamiliarwithallthecontrolsbeforeyoustartthe
engineandoperatethemachine(Figure3andFigure4).
Figure4
1.Gascap
4.Throttle
2.Choke5.Powertakeoff(PTO)
3.Ignitionswitch6.Hourmeter
HourMeter
Thehourmeterrecordsthenumberofhourstheengine
hasoperated.Itoperateswhentheengineisrunning.
Usethesetimesforschedulingregularmaintenance
(Figure4).
ThrottleControl
Thethrottlecontrolhastwopositions:FastandSlow.
Choke
Usethechoketostartacoldengine.
BladeControlSwitch(PTO)
Thebladecontrolswitch(PTO)isusedtoengagethe
electricclutchtodrivethemowerbladeswiththemotion
controlleversinthecenter,un-lockedposition.Pullthe
switchuptoengagethebladesandrelease.Todisengage
theblades,pushthebladecontrolswitch(PTO)down.
IgnitionSwitch
Thisswitchisusedtostartthemowerengineandhas
threepositions:Start,RunandOff.
Attachments/Accessories
AselectionofToroapprovedattachmentsand
accessoriesareavailableforusewiththemachineto
enhanceandexpanditscapabilities.Contactyour
12
AuthorizedServiceDealerorDistributororgoto
www.Toro.comforalistofallapprovedattachments
andaccessories.
Operation
Note:Determinetheleftandrightsidesofthe
machinefromthenormaloperatingposition.
AddingFuel
Useunleadedregulargasolinesuitableforautomotive
use(85pumpoctaneminimum).Leadedregular
gasolinemaybeusedifunleadedregularisnotavailable.
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
conditioneropening.
•Keepgasawayfromeyesandskin.
UsingStabilizer/Conditioner
Useafuelstabilizer/conditionerinthemachineto
providethefollowingbenets:
•Keepsgasolinefreshduringstorageof90daysor
less.Forlongerstorageitisrecommendedthatthe
fueltankbedrained.
•Cleanstheenginewhileitruns
•Eliminatesgum-likevarnishbuildupinthefuel
system,whichcauseshardstarting
Important:Donotusefueladditivescontaining
methanolorethanol.
Addthecorrectamountofgasstabilizer/conditioner
tothegas.
Note:Afuelstabilizer/conditionerismosteffective
whenmixedwithfreshgasoline.Tominimizethe
chanceofvarnishdepositsinthefuelsystem,usefuel
stabilizeratalltimes.
FillingtheFuelTank
1.Shuttheengineoffandsettheparkingbrake.
2.Cleanaroundeachfueltankcapandremovethecap.
3.Addunleadedregulargasolinetobothfueltanks,
untilthelevelis1/4to1/2inch(6mmto13mm)
belowthebottomofthellerneck.
Thisspaceinthetankallowsgasolinetoexpand.
Donotllthefueltankscompletelyfull.
4.Installfueltankcapssecurely.
5.Wipeupanygasolinethatmayhavespilled.
CheckingtheEngineOilLevel
Beforeyoustarttheengineandusethemachine,check
theoillevelintheenginecrankcase;refertoChecking
theOilLevelinEngineMaintenance,page31
UsingtheRolloverProtection
System(ROPS)
Toavoidinjuryordeathfromrollover:keepthe
rollbarintheraisedlockedpositionanduse
theseatbelt.
Ensurethattherearpartoftheseatissecured
withtheseatlatch.
14
Thereisnorolloverprotectionwhentherollbar
isinthedownposition.
•Lowertherollbaronlywhenabsolutely
necessary.
•Donotweartheseatbeltwhentherollbaris
inthedownposition.
•Driveslowlyandcarefully.
•Raisetherollbarassoonasclearance
permits.
•Checkcarefullyforoverheadclearances(i.e.
branches,doorways,electricalwires)before
drivingunderanyobjectsanddonotcontact
them.
Important:Lowertherollbaronlywhen
absolutelynecessary.
1.Tolowertherollbar,removethehairpincotterpins
andremovethetwopins(Figure6).
2.Lowertherollbartothedownposition.Thereare
twodownpositions.SeeFigure5forthepositions.
3.Installthetwopinsandsecurethemwiththe
hairpincotterpins(Figure6).
Figure5
1.Fulldownposition2.Downpositionwithbagger
installed
Important:Ensurethattherearpartofthe
seatissecuredwiththeseatlatch.
4.Toraisetherollbar,removethehairpincotterpins
andremovethetwopins(Figure6).
5.Raisetherollbartotheuprightpositionandinstall
thetwopinsandsecurethemwiththehairpincotter
pins(Figure6).
Important:Alwaysusetheseatbeltwiththe
rollbarintheraisedposition.
G004955
1
2
3
4
Figure6
1.Rollbar3.Pin
2.Raisedposition4.Hairpincotterpin
ThinkSafetyFirst
Pleasereadallsafetyinstructionsandsymbolsinthe
safetysection.Knowingthisinformationcouldhelp
youorbystandersavoidinjury.
15
Operatingonwetgrassorsteepslopescan
causeslidingandlossofcontrol.
Wheelsdroppingoveredgescancauserollovers,
whichmayresultinseriousinjury,deathor
drowning.
Thereisnorolloverprotectionwhentheroll
barisdown.
Alwayskeeptherollbarintheraisedandlocked
positionandusetheseatbelt.
Readandfollowtherolloverprotection
instructionsandwarnings.
Toavoidlossofcontrolandpossibilityof
rollover:
•Donotoperateneardrop-offsornearwater.
•Donotoperateonslopesgreaterthan
15degrees.
•Reducespeedanduseextremecautionon
slopes.
•Avoidsuddenturnsorrapidspeedchanges.
Figure7
1.SafeZone-usethe
ZMasterhereonslopes
lessthan15degreesor
atareas.
3.Water
2.Usewalkbehindmower
and/orhandtrimmernear
drop-offsandwater.
Thismachineproducessoundlevelsinexcess
of85dBAattheoperatorsearandcancause
hearinglossthroughextendedperiodsof
exposure.
Wearhearingprotectionwhenoperatingthis
machine.
Wearprotectiveequipmentforyoureyes,ears,feet,and
headwhenusingthismachine.
Figure8
1.Warning—wearhearingprotection
OperatingtheParkingBrake
Alwayssettheparkingbrakewhenyoustopthe
machineorleaveitunattended.
SettingtheParkingBrake
1.Movethemotioncontrollevers(Figure15)outto
theneutrallockposition.
2.Pullupandbackontheparkingbrakelevertoset
theparkingbrake(Figure9).Theparkingbrake
levershouldstayrmlyintheengagedposition.
Parkingbrakemaynotholdmachineparked
onaslopeandcouldcausepersonalinjuryor
propertydamage.
Donotparkonslopesunlesswheelsare
chockedorblocked
ReleasingtheParkingBrake
Pushforwardanddownontheparkingbrakelever
toreleasetheparkingbrake(Figure9).Theparking
brakeisdisengagedandtheleverwillrestagainstthe
brakestop.
16
Figure9
1.Parkingbrake-ON3.BrakeStop
2.Parkingbrake-OFF
StartingandStoppingthe
Engine
StartingtheEngine
1.Sitontheseatandmovethemotioncontrolsto
neutrallockedposition.
2.Settheparkingbrake;refertoSettingtheParking
Brake.
3.MovethePTO(powertakeoff)switchtotheOff
position(Figure10).
Figure10
1.PTO—on2.PTO—off
4.Movethechokecontroltotheonpositionbefore
startingacoldengine(Figure11).
Note:Awarmorhotenginemaynotrequire
choking.Afterenginestarts,movechokecontrolto
Runposition.
Figure11
1.Choke—on2.Choke—off
5.MovethethrottlecontroltotheFastposition
beforestartingacoldengine(Figure12).
Figure12
1.Throttle—fast
2.Throttle—slow
6.TurntheignitionkeytoStart(Figure13).Whenthe
enginesstarts,releasethekey.
Important:Donotengagestarterformore
than10secondsatatime.Ifenginefailstostart,
allow30secondcool-downperiodbetween
attempts.Failuretofollowtheseinstructions
canburnoutstartermotor.
17
Figure13
1.Off3.Start
2.Run
7.Aftertheenginestarts,movethechoketooff
(Figure11).Iftheenginestallsorhesitates,move
thechokebacktoonforafewseconds,thenmove
thethrottlelevertodesiredsetting.Repeatthisas
required.
StoppingtheEngine
1.PushthePTOtotheoffposition(Figure10).
2.Movethethrottlelevermidwaybetweentheslow
andfastpositions(Figure12).
3.Lettheengineidlefor60seconds.
4.Turntheignitionkeytotheoffpositionandremove
thekey(Figure13).
5.Closethefuelshutoffvalvebeforetransporting
orstoringthemachine.RefertoFuelSystem
Maintenance,page35.
Important:Makesurethatthefuelshutoff
valveisclosedbeforetransportingorstoring
themachine,asfuelleakagemayoccur.Setthe
parkingbrakebeforetransporting.Makesure
toremovethekeyasthefuelpumpmayrun
andcausethebatterytolosecharge.
Childrenorbystandersmaybeinjuredifthey
moveorattempttooperatethetractorwhileit
isunattended.
Alwaysremovetheignitionkeyandsetthe
parkingbrakewhenleavingthemachine
unattended,evenifjustforafewminutes.
OperatingthePowerTakeOff
(PTO)
Thepowertakeoff(PTO)switchstartsandstopsthe
mowerbladesandanypoweredattachments.
EngagingthePTO
1.Iftheengineiscold,allowtheenginetowarmup5
to10minutesbeforeengagingthePTO.
2.Whileseatedintheseat,releasethepressureonthe
tractioncontrolleversandplaceinneutral.
3.Placethethrottleinthefastposition.
Note:EngagingthePTOwiththethrottleatthe
halforlesspositionwillcauseexcessiveweartothe
drivebelts.
4.Pulloutonthepowertakeoff(PTO)switchto
engageit(Figure14).
Figure14
1.PTO-On2.PTO-Off
DisengagingthePTO
Todisengage,pushthePTOswitchtotheOffposition
(Figure14).
TheSafetyInterlockSystem
Ifsafetyinterlockswitchesaredisconnected
ordamagedthemachinecouldoperate
unexpectedlycausingpersonalinjury.
•Donottamperwiththeinterlockswitches.
•Checktheoperationoftheinterlock
switchesdailyandreplaceanydamaged
switchesbeforeoperatingthemachine.
UnderstandingtheSafetyInterlock
System
Thesafetyinterlocksystemisdesignedtopreventthe
enginefromstartingunless:
18
•Youaresittingontheseat.
•Theparkingbrakeisengaged.
•Thepowertakeoff(PTO)isdisengaged.
•Themotioncontrolleversareintheneutrallocked
position
Thesafetyinterlocksystemalsoisdesignedtostopthe
enginewhenthetractioncontrolsaremovedfromthe
lockedpositionwiththeparkingbrakeengagedorif
yourisefromtheseatwhenthePTOisengaged.
TestingtheSafetyInterlockSystem
ServiceInterval:Beforeeachuseordaily
Ifthesafetysystemdoesnotoperateasdescribed
below,haveanAuthorizedServiceDealerrepairthe
safetysystemimmediately.
1.Sittingontheseat,engagetheparkingbrakeand
movethePTOtoon.Trystartingtheengine;the
engineshouldnotcrank.
2.Sittingontheseat,engagetheparkingbrakeand
movethePTOtooff.Moveeithermotioncontrol
lever(outofneutrallockedposition).Trystarting
theengine;theengineshouldnotcrank.Repeatfor
othercontrollever.
3.Sittingontheseat,engagetheparkingbrake,
movethePTOswitchtooffandmovethemotion
controlleverstoneutrallockposition.Nowstart
theengine.Whiletheengineisrunning,release
theparkingbrake,engagethePTOandriseslightly
fromtheseat;theengineshouldstop.
4.Sittingontheseat,engagetheparkingbrake,move
thePTOswitchtooffandmovethemotioncontrol
leverstoneutrallockposition.Nowstarttheengine.
Whiletheengineisrunning,centereithermotion
controlandmove(forwardorreverse);theengine
shouldstop.Repeatforothermotioncontrol.
5.Sittingontheseat,disengagetheparkingbrake,
movethePTOswitchtooffandmovethemotion
controlleverstoneutrallockposition.Trystarting
theengine;theengineshouldnotcrank.
DrivingForwardorBackward
Thethrottlecontrolregulatestheenginespeedas
measuredinrpm(revolutionsperminute).Place
thethrottlecontrolinthefastpositionforbest
performance.Alwaysoperateinthefullthrottle
positionwhenmowing.
Machinecanspinveryrapidly.Operatormay
losecontrolofmachineandcausepersonal
injuryordamagetomachine.
•Usecautionwhenmakingturns.
•Slowthemachinedownbeforemaking
sharpturns.
DrivingForward
1.Releasetheparkingbrake;refertoReleasingthe
ParkingBrake.
2.Movetheleverstothecenter,un-lockedposition.
3.Togoforward,slowlypushthemotioncontrol
leversforward(Figure15).
Note:Theenginewillkillifthetractioncontrol
leversaremovedwiththeparkingbrakeengaged.
Togostraight,applyequalpressuretobothmotion
controllevers(Figure15).
Toturn,movethemotioncontrollevertoward
neutralinthedirectionyouwanttoturn(Figure15).
Thefartheryoumovethetractioncontrolleversin
eitherdirection,thefasterthemachinewillmovein
thatdirection.
Tostop,pullthemotioncontrolleverstotheneutral
position.
19
Figure15
1.Motioncontrol
lever-neutrallockposition
3.Forward
2.Center,un-lockedposition
4.Backward
DrivingBackward
1.Movetheleverstothecenter,un-lockedposition.
2.Togobackward,slowlypullthemotioncontrol
leversrearward(Figure15).
Togostraight,applyequalpressuretobothmotion
controllevers(Figure15).
Toturn,releasepressureonthemotioncontrollever
towardthedirectionyouwanttoturn(Figure15).
Tostop,pushthemotioncontrolleverstothe
neutralposition.
StoppingtheMachine
Tostopthemachine,movethetractioncontrollevers
toneutralandmovetolockedposition,disengagethe
powertakeoff(PTO),andturntheignitionkeytooff.
Settheparkingbrakewhenyouleavethemachine;refer
toSettingtheParkingBrake.Remembertoremovethe
keyfromtheignitionswitch.
Childrenorbystandersmaybeinjuredifthey
moveorattempttooperatethetractorwhileit
isunattended.
Alwaysremovetheignitionkeyandsetthe
parkingbrakewhenleavingthemachine
unattended,evenifjustforafewminutes.
AdjustingtheControlLever
Resistance
Thetopdampermountingboltcanbeadjustedto
obtainadesiredmotioncontrolleverresistance.Refer
toFigure16forthemountingoptions.
Torquetheboltto200in-lb(22.6N⋅m).
Figure16
1.Damper4.Mediumresistanceor
mediumfeel
2.Motioncontrolbracket
5.Leastresistanceorsoftest
feel
3.Mostresistanceorrmest
feel
AdjustingtheHeight-of-Cut
Theheight-of-cutisadjustedfrom1-1/2to5inch
(38to127mm)in1/4inch(6mm)incrementsby
relocatingtheclevispinintodifferentholelocations.
1.Raisetheheight-of-cutlevertothetransport
position(alsothe5inch(127mm)cuttingheight
position)(Figure17).
20
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