Toro 74549, 74553, 74578, 79548, 79549 Operator's Manual
...
FormNo.3379-934RevB
GrandStand
®
Mower
With48in,52in,or60inTURBOFORCE
CuttingUnit
ModelNo.74549—SerialNo.314000001andUp
ModelNo.74553—SerialNo.314000001andUp
ModelNo.74578—SerialNo.314000001andUp
ModelNo.79548—SerialNo.314000001andUp
ModelNo.79549—SerialNo.314000001andUp
ModelNo.79553—SerialNo.314000001andUp
®
Registeratwww.T oro.com.
OriginalInstructions(EN)
*3379-934*B
WARNING
g018327
CALIFORNIA
Proposition65Warning
Thisproductcontainsachemicalorchemicals
knowntotheStateofCaliforniatocausecancer,
birthdefects,orreproductiveharm.
Theengineexhaustfromthisproduct
containschemicalsknowntotheStateof
Californiatocausecancer,birthdefects,
orotherreproductiveharm.
ThissparkignitionsystemcomplieswithCanadianICES-002.
Important:Thisengineisnotequippedwithaspark
arrestermufer.ItisaviolationofCaliforniaPublic
ResourceCodeSection4442touseoroperatetheengine
onanyforest-covered,brush-covered,orgrass-covered
land.Otherstatesorfederalareasmayhavesimilarlaws.
WARNING
Removingstandardoriginalequipmentpartsand
accessoriesmayalterthewarranty,traction,and
safetyofthemachine.FailuretouseoriginalToro
partscouldcauseseriousinjuryordeath.Making
unauthorizedchangestotheengine,fuelorventing
system,mayviolateEPAandCARBregulations.
YoumaycontactTorodirectlyatwww .Toro.comforproduct
andaccessoryinformation,helpndingadealer,ortoregister
yourproduct.
Wheneveryouneedservice,genuineToroparts,oradditional
information,contactanAuthorizedServiceDealerorToro
CustomerServiceandhavethemodelandserialnumbersof
yourproductready .
modelandserialnumbersontheproduct.Writethenumbers
inthespaceprovided.
1.Locationofthemodelandserialnumbers
ModelNo.
SerialNo.
Figure1identiesthelocationofthe
Figure1
Replaceallpartsincluding,butnotlimitedto,tires,
belts,blades,andfuelsystemcomponentswith
originalT oroparts.
Theenclosed
informationregardingtheUSEnvironmentalProtection
Agency(EPA)andtheCaliforniaEmissionControl
Regulationofemissionsystems,maintenance,and
warranty.Replacementsmaybeorderedthroughthe
enginemanufacturer.
Engine Owner's Man ual
issuppliedfor
Introduction
Thisrotaryblade,ridinglawnmowerisintendedtobe
usedbyprofessional,hiredoperators,orresidential
homeowners.Itisdesignedprimarilyforcuttinggrass
onwell-maintainedlawnsonresidentialorcommercial
properties.Itisnotdesignedforcuttingbrushorfor
agriculturaluses.
Readthisinformationcarefullytolearnhowtooperateand
maintainyourproductproperlyandtoavoidinjuryand
productdamage.Youareresponsibleforoperatingthe
productproperlyandsafely .
Thismanualidentiespotentialhazardsandhassafety
messagesidentiedbythesafetyalertsymbol(
whichsignalsahazardthatmaycauseseriousinjuryordeath
ifyoudonotfollowtherecommendedprecautions.
Figure2
1.Safetyandalertsymbol
Thismanualuses2wordstohighlightinformation.
Importantcallsattentiontospecialmechanicalinformation
andNoteemphasizesgeneralinformationworthyofspecial
attention.
Figure2),
©2013—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420
Contactusatwww.T oro.com.
2
PrintedintheUSA.
AllRightsReserved
Contents
Introduction..................................................................2
Safety...........................................................................4
SafeOperatingPractices...........................................4
ToroMowerSafety..................................................6
SlopeIndicator.......................................................7
SafetyandInstructionalDecals.................................8
ProductOverview.........................................................12
Controls...............................................................13
Specications........................................................14
Operation....................................................................15
AddingFuel...........................................................15
CheckingtheEngine-oilLevel..................................16
BreakinginaNewMachine......................................16
ThinkSafetyFirst...................................................16
OperatingtheParkingBrake....................................16
OperatingtheMower-Blade-controlSwitch
(PTO)...............................................................17
OperatingtheThrottle............................................17
OperatingtheChoke...............................................17
OperatingtheIgnitionSwitch..................................18
UsingtheFuelShut-offValve...................................18
StartingandStoppingtheEngine..............................18
TheSafety-interlockSystem.....................................20
OperatingthePlatform...........................................21
DrivingForwardorBackward..................................22
StoppingtheMachine.............................................23
UsingtheRotationIndicator....................................23
PushingtheMachinebyHand..................................24
TransportingtheMachine........................................24
LoadingtheMachine..............................................24
SideDischargingorMulchingtheGrass.....................25
AdjustingtheHeight-of-Cut....................................25
AdjustingtheAnti-scalpRollers(60-inchMower
Decksonly)........................................................26
AdjustingtheFlowBafe........................................26
PositioningtheFlowBafe......................................26
UsingtheMid-sizeWeight.......................................27
Maintenance.................................................................28
RecommendedMaintenanceSchedule(s)......................28
PremaintenanceProcedures........................................29
RaisingtheMowerforAccess...................................29
ReleasingtheCushionforRearAccess.......................30
Lubrication...............................................................31
LubricatingtheMachine..........................................31
GreasingtheFrontCasterPivots..............................31
LubricateCaster-wheelHubs...................................32
EngineMaintenance..................................................33
ServicingtheAirCleaner.........................................33
ServicingtheEngineOil..........................................33
ServicingtheSparkPlug..........................................36
CheckingtheSparkArrester(ifequipped)..................37
FuelSystemMaintenance...........................................37
DrainingtheFuelTank...........................................37
ServicingtheFuelFilter...........................................38
ElectricalSystemMaintenance....................................38
ServicingtheBattery...............................................38
ServicingtheFuses.................................................40
DriveSystemMaintenance.........................................40
AdjustingtheTracking...........................................40
CheckingtheTirePressure......................................42
AdjustingtheCaster-pivotBearing............................42
ServicingtheCasterWheelsandBearings...................42
AdjustingtheElectricClutch....................................43
CoolingSystemMaintenance......................................44
CleaningtheAir-intakeScreen..................................44
CleaningtheCoolingSystem....................................44
CleaningtheHydraulic-oilCooler(52and60-inch
MowerModelsonly)...........................................44
ServicingtheHydraulic-oilCooler(52and60-inch
MowerModelsonly)...........................................44
BrakeMaintenance....................................................45
ServicingtheBrake.................................................45
BeltMaintenance......................................................47
ReplacingtheMower-deckBelt................................47
ReplacingthePump-driveBelt.................................48
ControlsSystemMaintenance.....................................49
AdjustingtheMotion-control-handle
Positions............................................................49
HydraulicSystemMaintenance....................................51
ServicingtheHydraulicSystem.................................51
MowerDeckMaintenance...........................................54
ServicingtheCuttingBlades.....................................54
CorrectingtheMowerQuality-of-Cut........................56
AdjustingtheDeck-liftSpring..................................59
ReplacingtheGrassDeector..................................59
Cleaning...................................................................60
CleaningUndertheMower......................................60
DisposingoftheWaste............................................60
Storage........................................................................60
CleaningandStorage..............................................60
Troubleshooting...........................................................62
Schematics...................................................................64
3
Safety
Improperuseormaintenancebytheoperatororowner
canresultininjury.Toreducethepotentialforinjury,
complywiththesesafetyinstructions,andpayattentionto
thesafetyalertsymbol,whichmeansCaution,Warning,or
Danger—“personalsafetyinstruction.”Failuretocomply
withtheinstructionsmayresultinpersonalinjuryor
death.
Important:Thismachinewasmanufacturedaccording
totheappropriateregulatorystandardsineffectatthe
timeofmanufacture.Modifyingthismachineinany
waymaycauseittobeoutofcompliancewiththose
standardsandwiththeinstructionsinthisOperator’s
Manual.Modicationstothismachineshouldonlybe
madebyeitherthemanufactureroranAuthorizedT oro
Dealer.
Thisproductiscapableofamputatinghandsandfeet.Follow
allsafetyinstructionstoavoidseriousinjuryordeath.
Theowner/usercanpreventandisresponsibleforaccidents
orinjuriesoccurringtopeople,ordamagetoproperty.
Important:Theadditionofattachmentsmadeby
othermanufacturersthatdonotmeetAmerican
NationalStandardsInstitutecerticationwillcause
noncomplianceofthismachine.
Preparation
•Evaluatetheterraintodeterminewhataccessoriesand
attachmentsareneededtoproperlyandsafelyperform
thejob.Onlyuseaccessoriesandattachmentsapproved
bythemanufacturer.
•Wearappropriateclothing;includingahardhat,safety
glasses,longpants,safetyshoes(rubberboots,gloves,
andhearingprotection.
Important:Longhair,looseclothingorjewelrymay
gettangledinmovingparts.
•Inspecttheareawheretheequipmentistobeusedand
ensurethatallobjectsareremovedfromtheareabefore
use.
•Useextracarewhenhandlingfuels.Theyareammable
andvaporsareexplosive.
–Useonlyanapprovedcontainer.
–Donotremovethefuelcaporaddfuelwiththe
enginerunning.Allowtheenginetocoolbefore
refueling.Donotsmokenearthemachinewhenthe
engineisrunning.
–Donotrefuelordrainthemachineindoors.
•Checkthattheoperator'spresencecontrols,safety
switches,andshieldsareattachedandfunctioning
properly.Donotoperatethemachineunlesstheyare
functioningproperly.
SafeOperatingPractices
ThefollowinginstructionsarefromANSIstandard
B71.4-2012.
Training
•ReadtheOperator'sManualandothertrainingmaterial.
Note:Iftheoperator(s)ormechanic(s)cannotreadthe
manuallanguage,itistheowner'sresponsibilitytoexplain
thismaterialtothem.
•Becomefamiliarwiththesafeoperationoftheequipment,
operatorcontrols,andsafetysigns.
•Alloperatorsandmechanicsshouldbetrained.The
ownerisresponsiblefortrainingtheusers.
•Neverletchildrenoruntrainedpeopleoperateorservice
theequipment.
Note:Localregulationsmayrestricttheageofthe
operator.
•Theowner/usercanpreventandisresponsiblefor
accidentsorinjuriesoccurringtohimselforherself,other
people,ordamagetoproperty.
Operation
•Lightningcancausesevereinjuryordeath.Iflightning
isseen,orthunderisheardinthearea,donotoperate
themachine;seekshelter.
•Donotrunanengineinanenclosedarea.
•Onlyoperateinwell-litareas,keepingawayfromholes
andhiddenhazards.
•Ensurethatalldrivesareinneutralandthattheparking
brakeisengagedbeforestartingengine.Onlystartthe
enginefromtheoperator’sposition.
•Makesurethatyouhavegoodfootingwhileusingthis
machine,especiallywhenbackingup.
Note:Reducedfootingcouldcauseslipping.
•Slowdownanduseextracareonhillsides.Besureto
travelsidetosideonhillsides.Turfconditionscanaffect
thestabilityofthemachine.Usecautionwhileoperating
neardrop-offs.
•Slowdownandusecautionwhenmakingturnsandwhen
changingdirectionsonslopes.
•Donotraisethemowerdeckwiththebladesrunning.
•DonotoperatethemachinewithoutthePTOshieldor
otherguardssecurelyinplace.Besureallinterlocksare
attached,adjustedproperly,andfunctioningproperly .
•Donotoperatewiththedischargedeectorraised,
removedoraltered,unlessusingagrasscatcher.
4
•Donotchangetheenginegovernorsettingoroverspeed
theengine.
•Iffuelisspilledonclothing,changeyourclothing
immediately.
•Stoponlevelground,disengagedrives,engagethe
parkingbrake(ifprovided),shutofftheenginebefore
leavingtheoperator'spositionforanyreason,including
emptyingthecatchersoruncloggingthechute.
•Stopequipmentandinspectthebladesafterstriking
objectsorifanabnormalvibrationoccurs.Makethe
necessaryrepairsbeforeresumingoperations.
•Keepyourhandsandfeetawayfromthecuttingunit.
•Lookbehindanddownbeforebackinguptoensurea
clearpath.
•Keeppetsandbystandersawayfromanoperating
machine.
•Slowdownandusecautionwhenmakingturnsand
crossingroadsandsidewalks.Stopthebladesifyouare
notmowing.
•Beawareofthemower-dischargedirectionanddonot
pointitatanyone.
•Donotoperatethemowerundertheinuenceofalcohol
ordrugs.
•Usecarewhenloadingorunloadingthemachineinto
orfromatrailerortruck.
•Usecarewhenapproachingblindcorners,shrubs,trees,
orotherobjectsthatmayobscurevision.
Safehandlingoffuels
•Toavoidpersonalinjuryorpropertydamage,use
extremecareinhandlinggasoline.Gasolineisextremely
ammableandthevaporsareexplosive.
•Extinguishallcigarettes,cigars,pipes,andothersources
ofignition.
•Donotoverllfueltank.Replacefuelcapandtighten
securely.
MaintenanceandStorage
•Disengagedrives,settheparkingbrake,stoptheengine,
andremovethekeyordisconnectspark-plugwire.Wait
forallmovementtostopbeforeadjusting,cleaning,or
repairing.
•Cleangrassanddebrisfromthecuttingunit,drives,
mufers,andenginetohelppreventres.
•Cleanupoilorfuelspillage.
•Lettheenginecoolbeforestoring.
•Donotstorefuelnearamesordrainindoors.
•Donotallowuntrainedpersonneltoservicemachine.
•Usejackstandstosupportcomponentswhenrequired.
•Carefullyreleasepressurefromcomponentswithstored
energy.
•Disconnectthebatteryorremovethespark-plugwire
beforemakinganyrepairs.Disconnectthenegative
terminalrstandthepositiveterminallast.Reconnect
thepositiverstandnegativelast.
•Usecarewhencheckingtheblades.Wraptheblade(s)or
weargloves,andusecautionwhenservicingthem.Only
replaceblades;donotstraightenorweldthem.
•Keephandsandfeetawayfrommovingparts.Ifpossible,
donotmakeadjustmentswiththeenginerunning.
•Keepallpartsingoodworkingconditionandallhardware
tightened.Replaceallwornordamageddecals.
•Useonlyanapprovedfuelcontainer.
•Donotremovethefuelcaporaddfuelwiththeengine
running.
•Allowtheenginetocoolbeforefueling.
•Donotfuelthemachineindoors.
•Donotstorethemachineorfuelcontainerwherethere
isanopename,spark,orpilotlightsuchasonawater
heateroronotherappliances.
•Donotllcontainersinsideavehicle,onatruck,orona
trailerbedwithaplasticliner.Alwaysplacecontainerson
thegroundawayfromyourvehiclebeforelling.
•Removeequipmentfromthetruckortrailerandfuelit
ontheground.Ifthisisnotpossible,thenaddfuelwith
suchequipmentasaportablecontainer,ratherthanfrom
afueldispensernozzle.
•Keepthenozzleincontactwiththerimofthefueltank
orcontaineropeningatalltimesuntilfuelingiscomplete.
Donotuseanozzlelockopendevice.
Hauling
•Usecarewhenloadingorunloadingthemachineintoa
traileroratruck.
•Usefull-widthrampsforloadingmachineintoatrailer
oratruck.
•Tiethemachinedownsecurelyusingstraps,chains,cable,
orropes.Bothfrontandrearstrapsshouldbedirected
downandoutwardfromthemachine.
5
ToroMowerSafety
SlopeOperation
ThefollowinglistcontainssafetyinformationspecictoToro
productsandothersafetyinformationyoumustknow.
Thisproductiscapableofamputatinghandsandfeet,and
throwingobjects.Alwaysfollowallsafetyinstructionsto
avoidseriousinjuryordeath.
Thisproductisdesignedforcuttingandrecyclinggrass,or,
whenequippedwithagrassbagger,forcatchingcutgrass.
Anyuseforpurposesotherthanthesecouldprovedangerous
totheuserandbystanders.
GeneralOperation
•Besurethattheareaisclearofbystandersbeforemowing.
Stopthemachineifanyoneentersthearea.
•Donottouchequipmentorattachmentpartswhichmay
behotfromoperation.Allowallofthepartstocool
beforeattemptingtomaintain,adjust,orservicethe
machine.
•UseonlyToro-approvedattachments.Warrantymaybe
voidedifusedwithanyunapprovedattachments.
•Checkcarefullyforoverheadclearances(i.e.branches,
doorways,electricalwires,etc.)beforeoperatingunder
anyobjects,anddonotcontactthem.
•Slowdownbeforemakingturnsanduseextracaution.
•Usecautionwhenridingtheplatformovercurbs,rocks,
roots,orotherobstructions.
•Lookbehindanddownbeforebackinguptoensurea
clearpath.Useextracarewhenoperatinginreverse.
•Donotjerkthecontrols;useasteadymotion.
•Whenloadingorunloadingthemachine,useone
full-widthrampthatiswideenoughtoextendbeyond
thewidthofthemachine.
•Donotcarrypassengers.
•Donotcarryequipmentonthemachine.
Allslopesandrampsrequireextracaution.Ifyoufeeluneasy
onaslope,donotmowit.
•Removeobstaclessuchasrocks,treelimbs,etc.fromthe
mowingarea.
•Watchforholes,rutsorbumps.
Note:Tallgrasscanhideobstacles.
•Usecautionneardrop-offs,ditches,orembankments.
Note:Themachinecouldsuddenlyturnoverifawheel
goesovertheedgeofaclifforditch,orifanedgecavesin.
•Useextracarewithgrasscatchersorotherattachments.
Note:Thesecanchangethestabilityofthemachine.
•Keepallmovementonslopesslowandgradual.
•Donotmakesuddenchangesinspeedordirection.
•Mowslopessidetoside.
•Donotmowslopesgreaterthan20degrees.
Service
•Donotstorethemachineorafuelcontainerinsidewhere
thereisanopename,suchasnearawaterheateror
furnace.
•Keepthenutsandboltstight,especiallythe
blade-attachmentbolts.
•Neverremoveortamperwithsafetydevices.Checktheir
properoperationregularly .Neverdoanythingtointerfere
withtheintendedfunctionofasafetydeviceortoreduce
theprotectionprovidedbyasafetydevice.
•Tobestprotectyourinvestmentandmaintainoptimal
performanceofyourToroequipment,countonToro
genuineparts.Whenitcomestoreliability,T orodelivers
replacementpartsdesignedtotheexactengineering
specicationsofourequipment.Forpeaceofmind,insist
onTorogenuineparts.
•Checkbrakeoperationfrequently .Adjustandserviceas
required.
6
SlopeIndicator
G011841
Figure3
Thispagemaybecopiedforpersonaluse.
1.Themaximumslopeyoucansafelyoperatethemachineonis20degrees.Usetheslopecharttodeterminethedegreeofslope
ofhillsbeforeoperating.Donotoperatethismachineonaslopegreaterthan20degrees.Foldalongtheappropriateline
tomatchtherecommendedslope.
2.Alignthisedgewithaverticalsurface,atree,building,fencepole,etc.
3.Exampleofhowtocompareslopewithfoldededge.
7
SafetyandInstructionalDecals
Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyareaofpotential
danger.Replaceanydecalthatisdamagedorlost.
Manufacturer'sMark
93-7818
1.Warning—readtheOperator'sManualforinstructionson
torquingthebladebolt/nutto115to149N-m(85to1 10
ft-lb).
BatterySymbols
Someorallofthesesymbolsareonyourbattery
1.Explosionhazard
2.Nore,opename,or
smoking.
3.Causticliquid/chemical
burnhazard
4.Weareyeprotection9.Flusheyesimmediately
5.ReadtheOperator's
Manual.
6.Keepbystandersasafe
distancefromthebattery .
7.Weareyeprotection;
explosivegasescan
causeblindnessandother
injuries
8.Batteryacidcancause
blindnessorsevereburns.
withwaterandgetmedical
helpfast.
10.Containslead;donot
discard.
1.Indicatesthebladeisidentiedasapartfromtheoriginal
machinemanufacturer.
110-2067
110-2068
1.ReadtheOperator'sManual.
1.Warning—donottouchthehotsurface.
106-5517
8
1.Interval
2.PowerT ake-off(PTO)
3.Parkingbrake
4.Neutral
5.Operatorpresenceswitch
6.Battery
116-3290
115-4186
117-0456
1.Heightofcut(HOC)—high3.Heightofcut(HOC)—low
2.Heightofcut
(HOC)—medium
115-4212
1.Hydraulicoillevel3.Warning—donottouchthe
hotsurface.
2.ReadtheOperator's
Manual.
116-3267
119-0217
1.Warning—stoptheengine;stayawayfrommovingparts;
keepallguardsandshieldsinplace.
9
120-6412
1.Belttensionadjustment;readtheOperator'sManualfor
moreinformation.
121–5972
1.ReadtheOperator’sManualbeforeservicingorperforming
maintenance.
121–6049
120-6424
1.Cutting/dismembermenthazard,hand—disengagethe
powertake-off(PTO),stoptheengineandwatchforall
movingpartstostop.
1.Thrownobject
hazard—keepbystanders
awayfromthemachine.
2.Thrownobjecthazard,
mower—donotoperate
themowerwithguardsor
shieldsremoved.
3.Cutting/dismemberment
hazardofhandorfoot,
mowerblade—keephands
awayfrommovingparts.
117–3626
1.Warning—readtheOperator'sManual.5.Thrownobjecthazard—keepbystandersasafedistancefrom
2.Warning—donotoperatethismachineunlessyouaretrained.6.Warning—engagetheparkingbrake,stoptheengine
3.Thrownobjecthazard—keepdeectorinplace.
4.Cutting,dismembermenthazardofhandorfoot—stayaway
frommovingpartsandkeepallguardsandshieldsinplace.
themachine.
andremovethesparkplugwirebeforeperformingany
maintenanceonthemachine.
7.Warning—engagetheparkingbrakeandstoptheengine
beforeleavingthemachine.
8.Slidingandlossofcontrolhazard—donotoperatethe
machineneardrop-offsorwater;keepasafedistancefrom
drop-offs.
10
119-8727
1.Tractioncontrol
2.Fast4.Neutral
3.Slow
5.Reverse
6.PowerT ake-off
(PTO)—disengage
7.Operatorpresenceswitch
120-6464
1.Parkingbrake—engage
2.Parkingbrake—disengage
3.PowerT ake-off
(PTO)—engage
4.PowerT ake-off
(PTO)—disengage
5.Enginespeed
6.Fast
7.Continuousvariablesetting
8.Slow
11
ProductOverview
G015229
g018323
1
2
3
4
5
6
7
8
9
10
11
12
Figure4
48inch(shown)and52-inchmachines
1.Side-dischargechute7.Controllevers
2.Battery8.Manualtube
3.Engine
4.Fuelshut-offvalve(behind
cushion)
5.Fueltank11.Mowerdeck
6.Controls
9.Platform(downposition)
10.Hydraulictank
12.Frontcasterwheel
Figure5
60-inchmachine
1.Side-dischargechute7.Controllevers
2.Battery8.Manualtube
3.Engine
4.Fuelshut-offvalve(behind
cushion)
5.Fueltank11.Mowerdeck
6.Controls
9.Platform(downposition)
10.Hydraulictank
12.Frontcasterwheel
12
Controls
g015230
3
4
5
6
7
8
9
10
11
12
13
g015396
1 2 3 4 5 6
7
8
9
10
11
12
13
Becomefamiliarwithallthecontrols(Figure6)beforeyou
starttheengineandoperatethemachine.
Figure6
48inchand52-inchmachines
1.Parking-brakelever
2.Choke9.Platformlatch
3.Hourmeter10.Throttlecontrol
4.Ignitionswitch11.Rightmotion-controllever
5.Fuelgauge12.Blade-controlswitch
6.Height-of-cutlever13.Leftmotion-controllever
7.Fuelcap
8.Height-of-cutpin
(PTO)
Figure7
60-inchmachine
1.Parking-brakelever8.Fuelcap
2.Choke9.Platformlatch
3.Hourmeter10.Throttlecontrol
4.Ignitionswitch11.Rightmotion-controllever
5.Fuelgauge12.Blade-controlswitch
6.Height-of-cutlever13.Leftmotion-controllever
7.Height-of-cutpin
(PTO)
HourMeter
Thehourmeterrecordsthenumberofhourstheenginehas
operated.Itoperateswhentheengineisrunning.Usethese
timesforschedulingregularmaintenance(
Figure7).
FuelGauge
Thefuelgaugeislocatedonthetop,middleofthetank
(Figure6).
Safety-interlockIndicators
Symbolsonthehourmeterindicatewithablacktrianglethat
theinterlockcomponentisinthecorrectposition(Figure7).
Battery-indicatorLight
IftheignitionkeyisturnedtotheOnpositionforafew
seconds,thebatteryvoltagewillbedisplayedinthearea
wherethehoursarenormallydisplayed.
Thebatterylightturnsonwhentheignitionisturnedonand
whenthechargeisbelowthecorrectoperatinglevel(
7).
13
Figure
ThrottleControl
Specications
ThethrottlecontrolisvariablebetweenFastandSlow.
Choke
Usethechoketostartacoldengine.
Blade-controlSwitch(PTO)
Theblade-controlswitch(PTO)isusedtoengagethe
electricclutchtodrivethemowerbladeswiththerightside
motion-controlleverinthecenter,unlockedposition.Pull
theswitchuptoengagethebladesandrelease.Todisengage
theblades,pushtheblade-controlswitch(PTO)downor
moveorreleasetherightsidemotion-controlleverintothe
neutral-lockposition.
IgnitionSwitch
Thisswitchisusedtostartthemowerengineandhasthree
positions:Off,RunandStart.
Motion-controlLevers
Themotion-controlleversareusedtodrivethemachine
forward,reverse,andturneitherdirection.
FuelShut-offValve
Closethefuelshut-offvalve(locatedbehindtheoperator
cushionontheright-handsideofthefueltank)when
transportingorstoringthemower.
Attachments/Accessories
AselectionofToroapprovedattachmentsandaccessoriesis
availableforusewiththemachinetoenhanceandexpand
itscapabilities.ContactyourAuthorizedServiceDealeror
Distributororgotowww .T oro.comforalistofallapproved
attachmentsandaccessories.
Note:Specicationsanddesignaresubjecttochange
withoutnotice.
48-inchmowers:
Widthwithdeectordown161.3cm(63.5inches)
Widthwithdeectorraised125.7cm(49.5inches)
Lengthwithplatformdown188cm(74inches)
Lengthwithplatformup149.9cm(59inches)
Height
Weightformodel74578406.9kg(897lb)
Weightformodel79548409.6kg(903lb)
52-inchmowers:
Widthwithdeectordown171.7cm(67.6inches)
Widthwithdeectorraised135.9cm(53.5inches)
Lengthwithplatformdown188cm(74inches)
Lengthwithplatformup149.9cm(59inches)
Height
Weightformodel74549411.9kg(908lb)
Weightformodel79549414.6kg(914lb)
60-inchmowers:
Widthwithdeectordown192.0cm(75.6inches)
Widthwithdeectorraised156.2cm(61.5inches)
Lengthwithplatformdown197.9cm(77.9inches)
Lengthwithplatformup159.8cm(62.9inches)
Height
Weightformodel74553419.1kg(924lb)
Weightformodel79553421.8kg(930lb)
121.9cm(48inches)
121.9cm(48inches)
121.9cm(48inches)
14
Operation
Note:Determinetheleftandrightsidesofthemachine
fromthenormaloperatingposition.
AddingFuel
•Forbestresults,useonlyclean,fresh(lessthan30days
old),unleadedgasolinewithanoctaneratingof87or
higher((R+M)/2ratingmethod).
•Ethanol:Gasolinewithupto10%ethanol(gasohol)
or15%MTBE(methyltertiarybutylether)byvolume
isacceptable.EthanolandMTBEarenotthesame.
Gasolinewith15%ethanol(E15)byvolumeisnot
approvedforuse.Neverusegasolinethatcontains
morethan10%ethanolbyvolume,suchasE15
(contains15%ethanol),E20(contains20%ethanol),or
E85(containsupto85%ethanol).Usingunapproved
gasolinemaycauseperformanceproblemsand/orengine
damagewhichmaynotbecoveredunderwarranty.
•Donotusegasolinecontainingmethanol.
•Donotstorefueleitherinthefueltankorfuelcontainers
overthewinterunlessafuelstabilizerisused.
•Donotaddoiltogasoline.
DANGER
Incertainconditionsduringfueling,static
electricitycanbereleasedcausingasparkwhich
canignitethegasolinevapors.Areorexplosion
fromgasolinecanburnyouandothersandcan
damageproperty.
•Alwaysplacegasolinecontainersontheground
awayfromyourvehiclebeforelling.
•Donotllgasolinecontainersinsideavehicleor
onatruckortrailerbedbecauseinteriorcarpets
orplastictruckbedlinersmayinsulatethe
containerandslowthelossofanystaticcharge.
•Whenpractical,removegas-poweredequipment
fromthetruckortrailerandrefueltheequipment
withitswheelsontheground.
•Ifthisisnotpossible,thenrefuelsuch
equipmentonatruckortrailerfromaportable
container,ratherthanfromagasolinedispenser
nozzle.
•Ifagasolinedispensernozzlemustbeused,
keepthenozzleincontactwiththerimofthe
fueltankorcontaineropeningatalltimesuntil
fuelingiscomplete.
DANGER
Incertainconditions,gasolineisextremely
ammableandhighlyexplosive.Areorexplosion
fromgasolinecanburnyouandothersandcan
damageproperty.
•Fillthefueltankoutdoors,inanopenarea,
whentheengineiscold.Wipeupanygasoline
thatspills.
•Neverllthefueltankinsideanenclosedtrailer.
•Donotllthefueltankcompletelyfull.Add
gasolinetothefueltankuntilthelevelis6to13
mm(1/4to1/2inch)belowthebottomofthe
llerneck.Thisemptyspaceinthetankallows
gasolinetoexpand.
•Neversmokewhenhandlinggasoline,andstay
awayfromanopenameorwheregasoline
fumesmaybeignitedbyaspark.
•Storegasolineinanapprovedcontainerand
keepitoutofthereachofchildren.Neverbuy
morethana30-daysupplyofgasoline.
•Donotoperatewithoutentireexhaustsystemin
placeandinproperworkingcondition.
WARNING
Gasolineisharmfulorfatalifswallowed.Long-term
exposuretovaporscancauseseriousinjuryand
illness.
•Avoidprolongedbreathingofvapors.
•Keepfaceawayfromnozzleandgastankor
conditionerbottleopening.
•Avoidcontactwithskin;washoffspillagewith
soapandwater.
UsingStabilizer/Conditioner
Useafuelstabilizer/conditionerinthemachinetoprovide
thefollowingbenets:
•Keepsgasolinefreshduringstorageof90daysorless.
Forlongerstorageitisrecommendedthatthefueltank
bedrained.
•Cleanstheenginewhileitruns
•Eliminatesgum-likevarnishbuildupinthefuelsystem,
whichcauseshardstarting
Important:Donotusefueladditivescontaining
methanolorethanol.
Addthecorrectamountofgasstabilizer/conditionerto
thegas.
Note:Afuelstabilizer/conditionerismosteffective
whenmixedwithfreshgasoline.Tominimizethechance
15
ofvarnishdepositsinthefuelsystem,usefuelstabilizer
G009027
1
2
atalltimes.
FillingtheFuelTank
1.Shuttheengineoffandsettheparkingbrake.
2.Cleanaroundthefueltankcapandremovethecap.
Addunleadedregulargasolinetothefueltank,untilthe
levelis6to13mm(1/4to1/2inch)belowthebottom
ofthellerneck.Thisspaceinthetankallowsthe
gasolinetoexpand.Donotllthefueltankcompletely
full.
3.Installthefueltankcapsecurely.Wipeupanygasoline
thatmayhavespilled.
CheckingtheEngine-oilLevel
Beforeyoustarttheengineandusethemachine,checktheoil
levelintheenginecrankcase;refertoCheckingtheEngine-oil
Level(page34).
BreakinginaNewMachine
Newenginestaketimetodevelopfullpower.Mowerdecks
anddrivesystemshavehigherfrictionwhennew,placing
additionalloadontheengine.Allow40to50hoursof
break-intimefornewmachinestodevelopfullpowerand
bestperformance.
OperatingtheParkingBrake
Alwayssettheparkingbrakewhenyoustopthemachineor
leaveitunattended.Beforeeachuse,checktheparkingbrake
forproperoperation.
Iftheparkingbrakedoesnotholdsecurely,adjustit;referto
ServicingtheBrake(page45).
CAUTION
Childrenorbystandersmaybeinjuredifthey
moveorattempttooperatethemachinewhileitis
unattended.
Alwaysremovetheignitionkeyandsettheparking
brakewhenleavingthemachineunattended,even
ifjustforafewminutes.
SettingtheParkingBrake
Pulltheparkingbrakeleverrearwardandoverintoengaged
position(Figure9).
ThinkSafetyFirst
Carefullyreadallthesafetyinstructionsanddecalsinthe
safetysection.Knowingthisinformationcouldhelpyouor
anybystandersavoidinjury.
Theuseofprotectiveequipmentforeyes,hearing,feetand
headisrecommended.
CAUTION
Thismachineproducessoundlevelsinexcessof
85dBAattheoperator'searandcancausehearing
lossthroughextendedperiodsofexposure.
Wearhearingprotectionwhenoperatingthis
machine.
Theuseofprotectiveequipmentforeyes,ears,feet,andhead
isrecommended.
Figure9
1.Parkingbrakeengaged2.Parkingbrakereleased
ReleasingtheParkingBrake
Pullthebrakeleverbackandoverintotheslotandpushthe
parkingbrakeleverforward.
Figure8
1.Wearsafetyglasses
2.Wearhearingprotection
16
Operatingthe
G008945
G009174
G008946
G008959
1
2
Mower-Blade-controlSwitch
(PTO)
Theblade-controlswitch(PTO)isusedinconjunctionwith
therightsidemotion-controllevertoengageanddisengage
themowerblades.
EngagingtheMowerBlades(PTO)
1.Toengagethemowerblades,movetherightside
motion-controllevertothecenter,unlockedposition.
2.Pulltheblade-controlswitch(PTO)upandreleaseit
whileholdingdowntherightsidemotion-controllever
inthecenter,unlockedposition.
Figure12
OperatingtheChoke
Usethechoketostartacoldengine.
1.Iftheengineiscold,usethechoketostarttheengine.
2.Pulluponthechokeknobtoengagethechokebefore
usingtheignitionswitch(Figure13).
3.Pushdownonthechokeknobtodisengagethechoke
aftertheenginehasstarted(Figure13).
Figure10
DisengagingtheMowerBlades(PTO)
Thefollowingaretwooptionsfordisengagingthemower
blades.
•Pushtheblade-controlswitch(PTO)downtotheOff
position.
•Movethemotion-controlleverstoneutralandmove
therightsidemotion-controlleverintotheneutral-lock
position.
Figure13
1.Onposition2.Offposition
Figure11
OperatingtheThrottle
ThethrottlecontrolmovesbetweenFastandSlowpositions
(Figure12).
AlwaysusetheFastpositionwhenturningonthemower
deckwiththeblade-controlswitch(PTO).
17
OperatingtheIgnitionSwitch
START
RUN
STOP
G008947
g015365
G008948
1
2
UsingtheFuelShut-offValve
1.TurntheignitionkeytotheStartposition(Figure14).
Whentheenginesstarts,releasethekey .
Important:Donotengagethestarterformore
than5secondsatatime.Iftheenginefailsto
start,allowa15secondcool-downperiodbetween
attempts.Failuretofollowtheseinstructionscan
burnoutthestartermotor.
Note:Additionalstartingcyclesmayberequired
whenstartingtheengineforthersttimeafterthefuel
systemhasbeenwithoutfuelcompletely.
Figure14
Closethefuelshut-offvalvefortransport,maintenance,and
storage(Figure15).
Ensurethatthefuelshut-offvalveisopenwhenstartingthe
engine.
2.Turntheignitionkeytostoptoturnofftheengine.
Figure15
1.Onposition2.Offposition
StartingandStoppingthe Engine
StartingtheEngine
1.Connectthewirestothesparkplugs.
2.Openthefuelvalve.
3.Movetherightmotion-controllevertoneutrallocked
position.
4.Settheparkingbrake;refertoSettingtheParking
Brake.
5.Movetheblade-controlswitch(PTO)totheOff
position.
6.MovethethrottlelevermidwaybetweentheSlowand
Fastpositions.
Note:Awarmorhotenginemaynotrequirechoking.
18
Figure16
START
RUN
STOP
G008947
7.TurntheignitionkeytotheStartposition(Figure14).
Whentheenginesstarts,releasethekey .
Important:Donotengagethestarterformore
than5secondsatatime.Iftheenginefailsto
start,allowa15secondcool-downperiodbetween
attempts.Failuretofollowtheseinstructionscan
burnoutthestartermotor.
StoppingtheEngine
CAUTION
Childrenorbystandersmaybeinjuredifthey
moveorattempttooperatethetractorwhileitis
unattended.
Alwaysremovetheignitionkeyandsettheparking
brakewhenleavingthemachineunattended,even
ifjustforafewminutes.
Lettheengineidleatslowthrottle(turtle)for60seconds
beforeturningtheignitionswitchoff.
Note:Additionalstartingcyclesmayberequired
whenstartingtheengineforthersttimeafterthefuel
systemhasbeenwithoutfuelcompletely.
Figure17
1.Offposition3.Startposition
2.Runposition
Figure18
Important:Makesurethefuelshut-offvalveisclosed
beforetransportingorstoringthemachine,asfuel
leakagemayoccur.Beforestoringthemachine,pull
wireoffsparkplug(s)topreventpossibilityofaccidental
starting.
19
TheSafety-interlockSystem
3.Movetherightsidemotion-controllevertothecenter,
unlockedposition.
CAUTION
Ifsafety-interlockswitchesaredisconnectedor
damagedthemachinecouldoperateunexpectedly
causingpersonalinjury.
•Donottamperwiththeinterlockswitches.
•Checktheoperationoftheinterlockswitches
dailyandreplaceanydamagedswitchesbefore
operatingthemachine.
UnderstandingtheSafety-interlock
System
Thesafety-interlocksystemisdesignedtopreventthemower
bladesfromrotatingunless:
•Therightsidemotion-controlleverismovedtothe
center,unlockedposition.
•Theblade-controlswitch(PTO)ispulledon.
Thesafety-interlocksystemisdesignedtostopthemower
bladesifyoumoveorreleasetherightsidemotion-control
leverintotheneutral-lockposition.
Thehourmeterhassymbolstonotifytheuserwhenthe
interlockcomponentisinthecorrectposition.Whenthe
componentisinthecorrectposition,atrianglewilllight
upinthecorrespondingsquare.
Note:Thebladesshouldnotrotate.
4.Movethemotion-controlleversforward.
Note:Theengineshouldstoprunning.
5.Starttheengineandreleasetheparkingbrake.
6.Movetherightsidemotion-controllevertothecenter,
unlockedposition.
7.Continueholdingtherightsidemotion-controllever
inthecenter,unlockedposition,pulluponthe
blade-controlswitch(PTO),andrelease.
Note:Theclutchshouldengageandthemower
bladesrotate.
8.Moveorreleasetherightsidemotion-controlleverinto
theneutral-lockposition.
Note:Thebladesshouldstoprotatingandtheengine
continuestorun.
9.Pushtheblade-controlswitchdownandmovethe
rightsidemotion-controllevertothecenter,unlocked
position.
10.Continueholdingtherightsidemotion-controllever
inthecenter,unlockedposition,pulluponthe
blade-controlswitch(PTO),andrelease.
Note:Theclutchshouldengageandthemower
bladesrotate.
11.Pushtheblade-controlswitch(PTO)downtotheOff
position.
Figure19
1.Triangleslightupwhentheinterlockcomponentsareinthe
correctposition
TestingtheSafety-interlockSystem
ServiceInterval:Beforeeachuseordaily
Testthesafety-interlocksystembeforeyouusethemachine
eachtime.
Note:Ifthesafetysystemdoesnotoperateasdescribed
below,haveanAuthorizedServiceDealerrepairthesafety
systemimmediately.
1.Starttheengine;refertoStartingandStoppingthe
Engine(page18).
2.Settheparkingbrake.
Note:Thebladesshouldstoprotating.
12.Withtheenginerunning,pulluptheblade-control
switch(PTO)andreleaseitwithoutholdingrightside
motion-controllevertothecenter,unlockedposition.
Note:Thebladesshouldnotrotate.
WARNING
Theoperatorplatformisheavyandmaycause
injurywhenloweringandraisingtheoperator
platform.Theplatformmaysuddenlydropifnot
supportedwhenthelatchpinispulledout.
•Donotputyourhandsorngersinthe
platform-pivotareawhenloweringorraisingthe
operatorplatform.
•Makesuretheplatformissupportedwhenthe
latchpinispulledout.
•Makesurethelatchsecurestheplatformwhen
foldingitintheupposition.Pushittightagainst
thecushionforthelatchpintolockintoplace.
•Keepbystandersawaywhenraisingorlowering
theplatform.
20
OperatingthePlatform
G015233
Themachinecanbeusedwiththeplatformintheupordown
position.Itistheoperator'spreferenceonwhichposition
touse.
OperatingtheMachinewiththe
PlatformUp
Operatingthemachinewiththeplatformupisrecommended
forthefollowing:
•Mowingneardrop-offs
•Mowingsmallareaswherethemachineistoolarge
•Areaswithlow ,over-hangingbranchesorobstacles
•Loadingthemachinefortransport
•Drivingupslopes
Toraisetheplatform,pullthebackoftheplatformupsothat
thelatchpinandknoblockitintoplace.Pushittightagainst
thecushionforthelatchpintolockitintoplace.
OperatingtheMachinewiththe
PlatformDown
Operatingthemachinewiththeplatformdownis
recommendedforthefollowing:
•Mowingmostareas
•Drivingacrossslopes
•Drivingdownslopes
Tolowertheplatform,pushtheplatformforwardagainstthe
cushiontoreleasepressureonthelatchpin,thenpullthe
knobout,andlowertheplatform(Figure20).
1.Platformup
2.Platformdown
Figure20
3.Pulltheknobouttorelease
theplatform.
21
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