Toro STX-38 User manual

FormNo.3394-651RevA
STX-38EFIStumpGrinderwith
Intelli-Sweep
ModelNo.23214—SerialNo.315000001andUp
G024905
Registeratwww.Toro.com.
OriginalInstructions(EN)*3394-651*A

WARNING
CALIFORNIA
Proposition65Warning
Thisproductcontainsachemicalorchemicals
knowntotheStateofCaliforniatocausecancer,
birthdefects,orreproductiveharm.
Theengineexhaustfromthisproduct
containschemicalsknowntotheStateof
Californiatocausecancer,birthdefects,
orotherreproductiveharm.
DANGER
Theremaybeburiedutilitylinesintheworkarea.
Ifyoudigintothem,youmaycauseashockor
explosion.
Havethepropertyorworkareamarkedforburied
linesanddonotdiginmarkedareas.Contactyour
localmarkingserviceorutilitycompanytohavethe
propertymarked(forexample,intheUnitedStates,
call811forthenationwidemarkingservice).
ThissparkignitionsystemcomplieswithCanadianICES-002.
Becauseinsomeareastherearelocal,state,orfederal
regulationsrequiringthatasparkarresterbeusedonthe
engineofthismachine,asparkarresterisavailableas
anoption.Ifyourequireasparkarrester,contactyour
AuthorizedToroServiceDealer.
GenuineTorosparkarrestersareapprovedbytheUSDA
ForestryService.
Important:ItisaviolationofCaliforniaPublic
ResourceCodeSection4442touseoroperatetheengine
onanyforest-covered,brush-covered,orgrass-covered
landwithoutasparkarrestermufermaintainedin
workingorder,ortheengineconstricted,equipped,and
maintainedforthepreventionofre.Otherstatesor
federalareasmayhavesimilarlaws.
Theenclosed
Engine Owner's Man ual issuppliedfor
informationregardingtheUSEnvironmentalProtection
Agency(EPA)andtheCaliforniaEmissionControl
Regulationofemissionsystems,maintenance,and
warranty.Replacementsmaybeorderedthroughthe
enginemanufacturer.
ThisproductcomplieswithallrelevantEuropeandirectives.
Fordetails,pleaseseetheseparateproductspecic
DeclarationofConformity(DOC)sheet.
Introduction
Thismachineisdesignedtogrindandremovetreestumps
andsurfaceroots.Itisnotintendedtocutrockoranyother
materialotherthanwoodandthesoilaroundastump.
Readthisinformationcarefullytolearnhowtooperateand
maintainyourproductproperlyandtoavoidinjuryand
productdamage.Youareresponsibleforoperatingthe
productproperlyandsafely.
YoumaycontactTorodirectlyatwww .Toro.comforproduct
andaccessoryinformation,helpndingadealer,ortoregister
yourproduct.
Wheneveryouneedservice,genuineToroparts,oradditional
information,contactanAuthorizedServiceDealerorToro
CustomerServiceandhavethemodelandserialnumbersof
yourproductready.Figure1illustratesthelocationofthe
modelandserialnumbersontheproduct.Writethenumbers
inthespaceprovided.
1
G024914
Figure1
1.Modelandserialnumberplate
ModelNo.
SerialNo.
Thismanualidentiespotentialhazardsandhassafety
messagesidentiedbythesafetyalertsymbol(Figure2),
whichsignalsahazardthatmaycauseseriousinjuryordeath
ifyoudonotfollowtherecommendedprecautions.
©2015—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN554202
Contactusatwww.Toro.com.
PrintedintheUSA
AllRightsReserved

Figure2
1.Safetyalertsymbol
Thismanualuses2wordstohighlightinformation.
Importantcallsattentiontospecialmechanicalinformation
andNoteemphasizesgeneralinformationworthyofspecial
attention.
Contents
Safety...........................................................................4
SafeOperatingPractices...........................................4
SoundPressure.......................................................6
SoundPower..........................................................6
Hand-ArmVibrationLevel.......................................6
SlopeIndicator.......................................................7
SafetyandInstructionalDecals.................................8
Setup...........................................................................11
CheckingFluidLevels.............................................11
ChargingtheBattery...............................................11
OpeningtheLiftValve............................................11
ProductOverview.........................................................11
Controls...............................................................11
Specications........................................................14
Attachments/Accessories........................................14
Operation....................................................................15
AddingFuel...........................................................15
CheckingtheEngine-oilLevel..................................16
StartingandStoppingtheEngine..............................16
StoppingtheMachine.............................................17
MovingaNon-functioningMachine.........................17
GrindingaStump...................................................17
SecuringtheMachineforTransport..........................18
LiftingtheMachine................................................18
OperatingTips......................................................19
Maintenance.................................................................20
RecommendedMaintenanceSchedule(s)......................20
PremaintenanceProcedures........................................20
RemovingtheFrontCover......................................20
InstallingtheFrontCover........................................21
RemovingtheBottomShield...................................21
InstallingtheBottomShield.....................................21
Lubrication...............................................................22
GreasingtheMachine.............................................22
EngineMaintenance..................................................23
ServicingtheAirCleaner.........................................23
ServicingtheEngineOil..........................................23
ServicingtheSparkPlugs.........................................26
FuelSystemMaintenance...........................................27
DrainingtheFuelTank...........................................27
ReplacingtheLow-pressureFuelFilter......................27
ServicingtheHigh-pressureFuelFilter......................28
ElectricalSystemMaintenance....................................28
ServicingtheBattery...............................................28
ReplacingtheFuses................................................30
DriveSystemMaintenance.........................................31
ServicingtheTracks................................................31
CoolingSystemMaintenance......................................33
CleaningtheEngineScreen......................................33
BeltMaintenance......................................................34
ReplacingthePumpDriveBelt.................................34
ControlsSystemMaintenance.....................................34
AdjustingtheTractionControlAlignment.................34
AdjustingtheTractionControlNeutral
Position.............................................................35
AdjustingtheTrackingoftheTractionControl,
FullForwardPosition..........................................35
HydraulicSystemMaintenance....................................36
CheckingtheHydraulic-uidLevel...........................36
ReplacingtheHydraulicFilter..................................37
ChangingtheHydraulicFluid...................................38
CheckingtheHydraulicLines...................................38
GrinderMaintenance..................................................39
ReplacingtheTeeth................................................39
Cleaning...................................................................39
RemovingDebrisfromtheMachine..........................39
Storage........................................................................40
Troubleshooting...........................................................41
Schematics...................................................................42
3

Safety
Improperuseormaintenancecanresultininjury.To
reducethepotentialforinjury,complywiththesesafety
instructionsandalwayspayattentiontothesafety
alertsymbol,whichmeans: Caution , W ar ning ,or
Danger —personalsafetyinstruction.Failuretocomply
withtheinstructionmayresultinpersonalinjuryor
death.
SafeOperatingPractices
Thisproductiscapableofamputatinghandsandfeet.Always
followallsafetyinstructionstoavoidseriousinjuryordeath.
WARNING
Engineexhaustcontainscarbonmonoxide,an
odorless,deadlypoisonthatcankillyou.
Donotruntheengineindoorsorinanenclosed
area.
Training
•ReadtheOperator'sManualandothertrainingmaterial.If
theoperator(s)ormechanic(s)cannotreadorunderstand
theinformation,itistheowner'sresponsibilitytoexplain
thismaterialtothem.
•Becomefamiliarwiththesafeoperationoftheequipment,
operatorcontrols,andsafetysigns.
•Alloperatorsandmechanicsshouldbetrained.The
ownerisresponsiblefortrainingtheusers.
•Neverletchildrenoruntrainedpeopleoperateorservice
theequipment.Localregulationsmayrestricttheageof
theoperator.
•Theowner/usercanpreventandisresponsiblefor
accidentsorinjuriesoccurringtopeopleordamageto
property.
Preparation
•Evaluatetheterraintodeterminewhataccessoriesand
attachmentsareneededtoproperlyandsafelyperform
thejob.Onlyuseaccessoriesandattachmentsapproved
bythemanufacturer.
•Wearappropriateclothingincludinghardhat,afullface
shield,safetyglasses,longpants,substantialsafetyshoes,
andhearingprotection.Longhair,looseclothingor
jewelrymaygettangledinmovingparts.
•Inspecttheareawheretheequipmentistobeusedand
removeallobjectssuchasrocks,toys,andwirewhichcan
bethrownbythemachine.
•Checkthattheoperatorpresencecontrols,safetyswitches,
andshieldsareattachedandfunctioningproperly.Donot
operateunlesstheyarefunctioningproperly.
Operation
•Neverrunanengineinanenclosedarea.
•Onlyoperateingoodlight,keepingawayfromholesand
hiddenhazards.
•Besurealldrivesareinneutralbeforestartingtheengine.
Onlystarttheenginefromtheoperator'sposition.
•Slowdownanduseextracareonhillsides.Besureto
travelintherecommendeddirectiononhillsides.Turf
conditionscanaffectthemachine'sstability.
•Neveroperatewiththeguardsnotsecurelyinplace.Be
sureallinterlocksareattached,adjustedproperly,and
functioningproperly.
•Donotchangetheenginegovernorsettingoroverspeed
theengine.
•Stoponlevelground,lowerthegrinder,disengagethe
hydraulics,andshutofftheenginebeforeleavingthe
operator'spositionforanyreason.
•Keephandsandfeetawayfromthemovinggrinderwheel
andteeth.
•Lookbehindanddownbeforebackinguptobesureof
aclearpath.
•Keeppetsandbystandersaway.
•Donotoperatethemachineundertheinuenceof
alcoholordrugs.
•Usecarewhenloadingorunloadingthemachineinto
oroutofatrailerortruck.
•Ensurethattheareaisclearofotherpeoplebefore
operatingthemachine.Stopthemachineifanyoneenters
thearea.
•Neverleavearunningmachineunattended.Alwayslower
thegrinder,stoptheengine,andremovethekeybefore
leaving.
•Neverjerkthecontrols;useasteadymotion.
•Watchfortrafcwhenoperatingnearroadways.
•Donottouchpartswhichmaybehotfromoperation.
Allowthemtocoolbeforeattemptingtomaintain,adjust,
orservice.
•Ensurethatyouoperatethemachineinareaswhere
therearenoobstaclesincloseproximitytotheoperator.
Failuretomaintainadequatedistancefromtrees,walls,
andotherbarriersmayresultininjuryasthemachine
backsupduringoperationiftheoperatorisnotattentive
tothesurroundings.Onlyoperatetheunitinareaswhere
thereissufcientclearancefortheoperatortosafely
maneuvertheproduct.
•Beforegrinding,havetheareamarkedforunderground
utilities,anddonotgrindintothegroundinmarkedareas.
•Locatethepinchpointareasmarkedonthemachineand
keephandsandfeetawayfromtheseareas.
•Lightningcancausesevereinjuryordeath.Iflightning
isseenorthunderisheardinthearea,donotoperate
themachine;seekshelter.
4

SafeHandlingofFuels
•Toavoidpersonalinjuryorpropertydamage,use
extremecareinhandlinggasoline.Gasolineisextremely
ammableandthevaporsareexplosive.
•Extinguishallcigarettes,cigars,pipes,andothersources
ofignition.
•Useonlyanapprovedfuelcontainer.
•Neverremovefuelcaporaddfuelwiththeengine
running.
•Allowenginetocoolbeforerefueling.
•Neverrefuelthemachineindoors.
•Neverstorethemachineorfuelcontainerwherethereis
anopename,spark,orpilotlightsuchasonawater
heateroronotherappliances.
•Neverllcontainersinsideavehicleoronatruckor
trailerbedwithaplasticliner.Alwaysplacecontainerson
thegroundawayfromyourvehiclebeforelling.
•Removeequipmentfromthetruckortrailerandrefuelit
ontheground.Ifthisisnotpossible,thenrefuelsuch
equipmentwithaportablecontainer,ratherthanfroma
fueldispensernozzle.
•Keepthenozzleincontactwiththerimofthefueltank
orcontaineropeningatalltimesuntilfuelingiscomplete.
•Donotuseanozzlelockopendevice.
•Iffuelisspilledonclothing,changeclothingimmediately.
•Neveroverllfueltank.Replacefuelcapandtighten
securely.
SlopeOperation
Slopesareamajorfactorrelatedtoloss-of-controland
tip-overaccidents,whichcanresultinsevereinjuryordeath.
Allslopesrequireextracaution.
•Donotoperatethemachineonhillsidesorslopes
exceedingtheanglesrecommendedinthefollowingtable.
FrontFacing
Uphill
RearFacing
Uphill
SideFacingUphill
16°16°16°
Note:SeealsotheSlopeIndicator(page7).
•Operateupanddownslopeswiththefrontendof
themachineuphill.
•Removeobstaclessuchasrocks,treelimbs,etc.fromthe
workarea.Watchforholes,ruts,orbumps,asuneven
terraincouldoverturnthemachine.Tallgrasscanhide
obstacles.
•UseonlyToro-approvedaccessories.Accessoriescan
changethestabilityandtheoperatingcharacteristics
ofthemachine.Warrantymaybevoidedifusedwith
unapprovedaccessories.
•Keepallmovementsonslopesslowandgradual.Donot
makesuddenchangesinspeedordirection.
•Avoidstartingorstoppingonaslope.Ifthemachine
losestraction,proceedslowly,straightdowntheslope.
•Avoidturningonslopes.Ifyoumustturn,turnslowly
andkeeptheheavyendofthemachineuphill.
•Donotoperateneardrop-offs,ditches,orembankments.
Themachinecouldsuddenlyturnoverifatrackgoes
overtheedgeofaclifforditch,orifanedgecavesin.
•Donotoperateonwetgrass.Reducedtractioncould
causesliding.
•Donotparkthemachineonahillsideorslopewithout
loweringthegrindertothegroundandchockingthe
tracks.
MaintenanceandStorage
•Disengagethehydraulics,lowerthegrinder,stopthe
engine,andremovethekey.Waitforallmovementto
stopbeforeadjusting,cleaning,orrepairing.
•Cleandebrisfromthegrinder,drives,mufers,andengine
tohelppreventres.Cleanupoilorfuelspillage.
•Lettheenginecoolbeforestoringanddonotstorenear
ame.
•Donotstorefuelnearamesordrainindoors.
•Parkthemachineonlevelground.Neverallowuntrained
personneltoservicethemachine.
•Usejackstandstosupportcomponentswhenrequired.
•Carefullyreleasepressurefromcomponentswithstored
energy.
•Disconnectthebatteryorremovethesparkplugwires
beforemakinganyrepairs.Disconnectthenegative
terminalrstandthepositivelast.Reconnectpositive
rstandnegativelast.
•Keephandsandfeetawayfrommovingparts.Ifpossible,
donotmakeadjustmentswiththeenginerunning.
•Keepallpartsingoodworkingconditionandallhardware
tightened.Replaceallwornordamageddecals.
•Keepnutsandboltstight.Keepequipmentingood
condition.
•Nevertamperwithsafetydevices.
•Keepthemachinefreeofgrass,leaves,orotherdebris
build-up.Cleanupoilorfuelspillage.Allowthemachine
tocoolbeforestoring.
•Stopandinspecttheequipmentifyoustrikeaforeign
objectoutsideofthestumpwood.Makeanynecessary
repairsbeforerestarting.
•UseonlygenuineTororeplacementpartstoensurethat
originalstandardsaremaintained.
•Batterysafety:
–Chargebatteriesinanopen,wellventilatedarea,away
fromsparkandames.Unplugthechargerbefore
connectingordisconnectingitfromthebattery.Wear
protectiveclothinganduseinsulatedtools.
5

–Batteryacidispoisonousandcancauseburns.Avoid
contactwithskin,eyes,andclothing.Protectyour
face,eyes,andclothingwhenworkingwithabattery.
–Batterygasescanexplode.Keepcigarettes,sparks
andamesawayfromthebattery.
•Keepyourbodyandhandsawayfrompinholeleaks
ornozzlesthatejecthighpressurehydraulicuid.Use
cardboardorpapertondhydraulicleaks;neveruse
yourhands.Hydraulicuidescapingunderpressurecan
penetrateskinandcauseinjuryrequiringsurgerywithina
fewhoursbyaqualiedsurgeonorgangrenemayresult.
Hauling
•Usecarewhenloadingorunloadingthemachineintoa
trailerortruck.
•Usefullwidthrampsforloadingmachineintotraileror
truck.
•Tiethemachinedownsecurelyusingstraps,chains,cable,
orropes.Bothfrontandrearstrapsshouldbedirected
downandoutwardfromthemachine.
SoundPressure
Thisunithasasoundpressurelevelattheoperator’searof92
dBA,whichincludesanUncertaintyValue(K)of1dBA.
Soundpressurelevelwasdeterminedaccordingtothe
proceduresoutlinedinENISO11201.
Thesoundpressurelevelwillvarydependingonconditions.
SoundPower
Thisunithasasoundpowerlevelof109dBA,whichincludes
anUncertaintyValue(K)of3.75dBA.
Thesoundpowerlevelwasdeterminedwithnoload
accordingtotheproceduresoutlinedinISO3744.
Hand-ArmVibrationLevel
DeclaredinaccordancewithEN12096
Measuredvibrationlevelforrighthand=2.2m/s2
Measuredvibrationlevelforlefthand=2.3m/s2
UncertaintyValue(K)=1.2m/s2
Measuredvaluesweredeterminedaccordingtotheprocedures
outlinedinENISO20643.
6

SlopeIndicator
G01 1841
Figure3
Thispagemaybecopiedforpersonaluse.
1.Themaximumslopeyoucansafelyoperatethemachineonis16degrees.Usetheslopecharttodeterminethedegreeofslope
ofhillsbeforeoperating.Donotoperatethismachineonaslopegreaterthan16degrees.Foldalongtheappropriateline
tomatchtherecommendedslope.
2.Alignthisedgewithaverticalsurface,atree,building,fencepole,etc.
3.Exampleofhowtocompareslopewithfoldededge.
7

SafetyandInstructionalDecals
Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyareaofpotential
danger.Replaceanydecalthatisdamagedorlost.
93–6686
1.Hydraulicoil2.ReadtheOperator's
Manual.
93-7321
1.Cutting/dismembermenthazardofhandsandfeet,rotating
knives/blades—stayawayfrommovingparts.
93-7814
1.Entanglementhazard,belt—stayawayfrommovingparts.
93-9084
1.Liftpoint2.Tie-downpoint
93-9363
1.Parkingbrake3.Unlocked
2.Locked
100-4650
1.Crushinghazardofhand—keepbystandersasafedistance
fromthemachine.
2.Crushinghazardoffoot—keepbystandersasafedistance
fromthemachine.
107-9366
1.Thrownobjecthazard—keepbystandersasafedistance
fromthemachine.
115-2047
1.Warning—donottouchthehotsurface.
8

115-4020
1.Turnright3.Reverse
2.Forward4.Turnleft
117–2718
BatterySymbols
Someorallofthesesymbolsareonyourbattery
1.Explosionhazard6.Keepbystandersasafe
distancefromthebattery.
2.Nore,opename,or
smoking.
7.Weareyeprotection;
explosivegasescan
causeblindnessandother
injuries
3.Causticliquid/chemical
burnhazard
8.Batteryacidcancause
blindnessorsevereburns.
4.Weareyeprotection9.Flusheyesimmediately
withwaterandgetmedical
helpfast.
5.ReadtheOperator's
Manual.
10.Containslead;donot
discard.
121–4402
1.Pushforwardtolowerthe
stumpgrinder
3.Pullbacktoraisethe
stumpgrinder
2.Moverighttomovethe
stumpgrindertotheright
4.Movelefttomovethe
stumpgrindertotheleft
130-7580
1.Engine—start5.Enginespeed—slow
2.Engine—run6.Engineindicatorlight
3.Engine—stop7.ReadtheOperator's
Manualbeforestartingthe
engine—1)Ensurethat
thetractioncontrolisin
theneutralposition;2)
Movethethrottleleverto
theFastposition,close
thechoke(ifapplicable),
anddonotoperatethe
joystick;3)Turnthekeyto
starttheengine.
4.Enginespeed—fast
9

119-4606
1.Warning—readtheOperator'sManual.5.Explosionandelectricshockhazard—donotdiginareaswith
buriedutilitylines;contactlocalpowerorganizationsbefore
digging.
2.Cutting/dismembermenthazard;grinder—keepbystandersa
safedistancefromthemachine;donotoperatethegrinder
headwhiletransportingthemachine.
6.Tipping/crushinghazard—lowerthecutterheadwhen
operatingonslopes.
3.Warning—stayawayfrommovingparts;waitforallmoving
partstostop.
7.Explosionhazard,fueling—stoptheengineandextinguish
allameswhenfueling.
4.Warning—donotoperatethismachineunlessyouaretrained.8.Warning—lowerthegrinderhead,settheparkingbrake(if
applicable),stoptheengine,removetheignitionkeybefore
leavingthemachine.
121–4382
1.ReadtheOperator’sManualforinformationonoperatingthe
grinder—1)Grindhorizontallyalongtheedgeofthestump;2)
Lowerthegrinderslightlyintothestump;3)Grindhorizontally
downtogroundlevel;4)Movethegrinderforward.
3.1)Topowerthegrinder,pressthesafetylockandthetrigger
together;2)T okeepthegrinderrunning,holdthetrigger.
2.Donotstartgrindinginthemiddleofthestump;startgrinding
attheedgeofthestump.
10

Setup
CheckingFluidLevels
Beforestartingtheengineforthersttime,checktheengine
oilandhydraulicuidlevels;refertoCheckingtheEngine-oil
Level(page24)andCheckingtheHydraulic-uidLevel(page
36)formoreinformation.
ChargingtheBattery
Chargethebattery;refertoChargingtheBattery(page30)
formoreinformation.
OpeningtheLiftValve
Beforeyoucanraisethegrinderandmovethemachine,
youmustopentheliftvalvelocatedunderthecontrolpanel
(Figure4).Turntheknobcounterclockwisetoallowyouto
liftthegrinder.Thefurtheryouturntheknob,thefasterthe
headwillraiseandlowerwhenactivated.
Figure4
ProductOverview
1
G024906
2
4
3
25
6
Figure5
1.Controlpanel3.Engine5.Grinder
2.Chipshield4.Battery6.Track
Controls
Becomefamiliarwithallthecontrols(Figure6)beforeyou
starttheengineandoperatethemachine.
1 2 4 5 6 7 8 9
G024907
3
Figure6
1.Keyswitch6.Referencebar
2.Throttlelever7.Reversesafetyplate
3.Engineindicatorlight8.Grindercontrollever
4.Hourmeter9.Handle
5.Tractioncontrol
KeySwitch
Thekeyswitchhasthreepositions:Off,Run,andStart.
•Tostarttheengine,rotatethekeytotheStartposition.
Releasethekeywhenenginestartsanditwillmove
automaticallytotheRunposition.
•Tostoptheengine,rotatethekeytotheOffposition.
11

ThrottleLever
Movethecontrolforwardtoincreasetheenginespeedand
rearwardtodecreasespeed.
HourMeter
Whentheengineisoff,thehourmeterdisplaysthenumber
ofhoursofoperationthathavebeenloggedonthemachine.
ReferenceBar
Whendrivingthemachine,usethereferencebarasahandle
andaleveragepointforcontrollingthetractioncontrol.To
ensuresmooth,controlledoperation,donottakebothhands
offthereferencebarwhileoperatingthemachine.
ParkingBrake
Toengagetheparkingbrake,lifttheleverupward.To
disengagetheparkingbrake,pushtheleverdownward.
Figure7
1.Parking-brakelever
TractionControl
Figure8
1.Referencebar(doesnotmovetogiveyouareferencepoint
andaxedhandletoholdwhileoperatingthetractionunit)
2.Tractioncontrol(movestocontrolthemachine)
•Tomoveforward,movethetractioncontrolforward
(Figure9).
Figure9
•Tomoverearward,movethetractioncontrolrearward
(Figure10).Whenreversing,lookbehindfor
obstructionsandkeepyourhandsonthereference
bar(Figure8).
Figure10
•Toturnright,rotatethetractioncontrolclockwise(Figure
11).
G008131
Figure11
•Toturnleft,rotatethetractioncontrolcounterclockwise
(Figure12).
G008132
Figure12
•Tostop,releasethetractioncontrol(Figure8).
Note:Thefartheryoumovethetractioncontrolinany
direction,thefasterthemachinewillmoveinthatdirection.
12

GrinderControlLever
Operatethegrinderusingthegrindercontrolleverasfollows:
•Tostartthegrinder(Figure13),presstheredbuttonon
thetopofthelever,thensqueezethetrigger.Oncethe
grinderhasstarted,youcanreleasetheredbutton.
•Tostopthegrinder(Figure13),releasethetriggerfor
morethanahalfsecond.
Note:Ifyouareoperatingthegrinderandmomentarily
releasethetrigger(forlessthanahalfsecond)thegrinder
willcontinueoperation.
Figure13
1.Neutral3.Runthegrinder
2.Startthegrinder4.Stopthegrinder
•Toraisethegrinder,pulltheleverrearward(Figure14).
Figure14
•Tolowerthegrinder,pushtheleverforward(Figure15).
Figure15
•Torotatethegrindertotherightorleft,movetheleverin
thedesireddirection.
13

Figure16
Lift/LowerSpeedControl
Youcanchangehowquicklythegrinderheadraisesand
lowersusingthelift/lowerspeedcontrol,locatedunder
therightsideofthecontrolpanel(Figure17).Rotatethe
dialcounterclockwisetoincreasethespeedorclockwiseto
reducethespeed.
Ifyoueverneedtostopthemachinewiththegrinderhead
raised,turnthecontroldialallthewayclockwisetolockthe
grinderheadbeforeleavingthemachineorperformingany
maintenance
CAUTION
IfyouleavethegrinderheadintheUpposition
withoutturningthelift/lowerspeedcontroldialall
thewayclockwise,thegrindercouldlowercrushing
youorbystanders.
Wheneverpossible,lowerthegrindertotheground
beforestoppingtheengine.Ifyoumustkeep
thegrinderheadraised,turnthelift/lowerspeed
controldialallthewayclockwisetolockthegrinder.
Figure17
Specications
Note:Specicationsanddesignaresubjecttochange
withoutnotice.
Width86cm(34inches)
Length241cm(95inches)
Height130cm(51inches)
Weight794kg(1750lb)
Attachments/Accessories
AselectionofToroapprovedattachmentsandaccessoriesis
availableforusewiththemachinetoenhanceandexpand
itscapabilities.ContactyourAuthorizedServiceDealeror
Distributororgotowww .Toro.comforalistofallapproved
attachmentsandaccessories.
14

Operation
Note:Determinetheleftandrightsidesofthemachine
fromthenormaloperatingposition.
Important:Beforeoperating,checkthefuelandoil
level,andremovedebrisfromthemachine.Also,ensure
thattheareaisclearofpeopleanddebris.Youshould
alsoknowandhavemarkedthelocationsofallutility
lines.
AddingFuel
RecommendedFuel:
•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.Neverusegasolinethatcontainsmore
than10%ethanolbyvolume,suchasE15(contains15%
ethanol),E20(contains20%ethanol),orE85(contains
85%ethanol).Usingunapprovedgasolinemaycause
performanceproblemsand/orenginedamagewhichmay
notbecoveredunderwarranty.
•Donotusegasolinecontainingmethanol.
•Donotstorefueleitherinthefueltankorfuelcontainers
overthewinterunlessafuelstabilizerisused
•Donotaddoiltogasoline.
DANGER
Incertainconditions,gasolineisextremely
ammableandhighlyexplosive.Areorexplosion
fromgasolinecanburnyouandothersandcan
damageproperty.
•Fillthefueltankoutdoors,inanopenarea,
whentheengineiscold.Wipeupanygasoline
thatspills.
•Neverllthefueltankinsideanenclosedtrailer.
•Donotllthefueltankcompletelyfull.Add
gasolinetothefueltankuntilthelevelis6to13
mm(1/4to1/2inch)belowthebottomofthe
llerneck.Thisemptyspaceinthetankallows
gasolinetoexpand.
•Neversmokewhenhandlinggasoline,andstay
awayfromanopenameorwheregasoline
fumesmaybeignitedbyaspark.
•Storegasolineinanapprovedcontainerand
keepitoutofthereachofchildren.Neverbuy
morethana30-daysupplyofgasoline.
•Donotoperatewithoutentireexhaustsystemin
placeandinproperworkingcondition.
DANGER
Incertainconditionsduringfueling,static
electricitycanbereleasedcausingasparkwhich
canignitethegasolinevapors.Areorexplosion
fromgasolinecanburnyouandothersandcan
damageproperty.
•Alwaysplacegasolinecontainersontheground
awayfromyourvehiclebeforelling.
•Donotllgasolinecontainersinsideavehicleor
onatruckortrailerbedbecauseinteriorcarpets
orplastictruck-bedlinersmayinsulatethe
containerandslowthelossofanystaticcharge.
•Whenpractical,removegas-poweredequipment
fromthetruckortrailerandfueltheequipment
withthewheelsontheground.
•Ifthisisnotpossible,thenfuelsuchequipment
onatruckortrailerfromaportablecontainer,
ratherthanfromagasoline-dispensernozzle.
•Ifagasoline-dispensernozzlemustbeused,
keepthenozzleincontactwiththerimofthe
fueltankorcontaineropeningatalltimesuntil
fuelingiscomplete.
Important:Donotusemethanol,gasolinecontaining
methanol,orgasoholcontainingmorethan10%ethanol
becausethefuelsystemcouldbedamaged.Donotmix
oilwithgasoline.
15

UsingStabilizer/Conditioner
Useafuelstabilizer/conditionerinthemachinetokeep
gasolinefreshduringstorageof90daysorless.Forlonger
storageitisrecommendedthatthefueltankbedrained.
Important:Donotusefueladditivescontaining
methanolorethanol.
Addthecorrectamountofgasstabilizer/conditionertothe
gas.
Note:Afuelstabilizer/conditionerismosteffectivewhen
mixedwithfreshgasoline.Tominimizethechanceofvarnish
depositsinthefuelsystem,usefuelstabilizeratalltimes.
FillingtheFuelTank
1.Parkthemachineonalevelsurface,lowerthegrinder,
andstoptheengine.
2.Removethekeyandallowtheenginetocool.
3.Cleanaroundthefueltankcapandremoveit(Figure
18).
Figure18
1.Fuel-tankcap2.Fuelgauge
4.Addunleadedgasolinetothefueltankuntilthelevel
is6to13mm(1/4to1/2inch)belowthebottomof
thellerneck.
Important:Thisspaceinthetankallowsgasoline
toexpand.Donotllthefueltankcompletelyfull.
5.Installthefuel-tankcapsecurely.
6.Wipeupanygasolinethatmayhavespilled.
CheckingtheEngine-oilLevel
Beforeyoustarttheengineandusethemachine,checktheoil
levelintheenginecrankcase;refertoCheckingtheEngine-oil
Level(page24).
StartingandStoppingthe
Engine
StartingtheEngine
1.MovethethrottlelevermidwaybetweentheSlowand
Fastpositions(Figure19).
1 2
G024908
Figure19
1.Key2.Throttlelever
2.TurnthekeytotheOnposition(Figure19).Whenthe
enginestarts,releasethekey.
Important:Donotengagethestarterformore
than10secondsatatime.Iftheenginefailsto
start,allowa30secondcool-downperiodbetween
attempts.Failuretofollowtheseinstructionscan
burnoutthestartermotor.
3.Movethethrottlelevertothedesiredsetting(Figure
19).
Important:Iftheengineisrunathighspeeds
whenthehydraulicsystemiscold(i.e.,whenthe
ambientairtemperatureisnearfreezingorlower),
hydraulicsystemdamagecouldoccur.When
startingtheengineincoldconditions,allowthe
enginetoruninthemiddlethrottlepositionfor
2to5minutesbeforemovingthethrottletofast
(rabbit).Atnormaltohighambienttemperatures,
runthemachineatfullthrottleforthebest
performanceandcooling.
Note:Iftheoutdoortemperatureisbelowfreezing,
storethemachineinagaragetokeepitwarmerand
aidinstarting.
StoppingtheEngine
1.Stopthegrinderandlowerittotheground.
2.MovethethrottlelevertotheSlowposition(Figure19).
3.TurnthekeytotheOffposition(Figure19).
Note:Iftheenginehasbeenworkinghardorishot,
letitidleforaminutebeforeturningtheignitionkey
16

off.Thishelpscooltheenginebeforeitisstopped.In
anemergency,theenginemaybestoppedimmediately.
4.Removethekey.
StoppingtheMachine
Tostopthemachine,releasethetractioncontrol,movethe
throttlelevertoslow(turtle),lowerthegrindertotheground,
stoptheengine,andremovethekey.
CAUTION
Achildoruntrainedbystandercouldattemptto
operatethemachineandbeinjured.
Removethekeyfromtheswitchwhenleavingthe
machine,evenifjustforafewseconds.
MovingaNon-functioning
Machine
Important:Donottoworpullthemachinewithoutrst
openingthetowvalves,orthehydraulicsystemwillbe
damaged.
1.Stoptheengine.
2.Removethebottomshield.
3.Usingawrench,turnthetowvalvesonthehydraulic
motorstwicecounter-clockwise(Figure20).
Figure20
1.Towvalves
4.Installthebottomshieldandtowthemachineas
required.
5.Whenthemachinehasbeenrepaired,closethetow
valvesbeforeoperatingit.
GrindingaStump
DANGER
Thisproductiscapableofamputatinghandsand
feet.
•Stayintheoperatingpositionwhilethegrinder
isrunning,andkeepawayfromthegrinder.
•Keepallbystandersasafedistancefromthe
grinder.
•Stopthegrinderimmediatelyifanypeopleor
animalsentertheworkarea.
WARNING
Grindingastumpwillthrowwoodchips,soil,and
otherdebrisintotheairwhichcouldinjureyouor
bystanders.
•Alwayswearahardhatandafullfaceshield
whenusingthegrinder.
•Keepallbystandersasafedistancefromthe
grinder.
WARNING
Thegrinderisveryloudwhencuttingastumpand
candamageyourears.
Alwayswearhearingprotectionwhenusingthe
grinder.
1.Starttheengine,raisethegrinder,setthethrottlelever
totheFastposition,andmovethemachinetothe
stumptobeground.
2.Usethegrindercontrolleverandthetractioncontrol
topositionthegrindertoonesideofthefrontof
thestump,aboutaninchbelowthetopofthestump
surface.
3.Startthegrinderandwaitforittogetuptofullspeed.
4.Usingthegrindercontrollever,swingthegrinder
slowlyacrossthefaceofthestump,cuttingawaya
swathofchips(Figure21).
Important:Thegrinderwillautomaticallyslow
downthespeedatwhichitswingsintothestump
tomaintaintheoptimumywheelspeedandnot
bogdowninthewood.
17

Figure21
5.Lowerthegrinderaboutaninchandswingitback
overthestump.
6.Repeatstep5untilyouhavereachedgroundlevel.
7.Raisethegrindersothatitisaboutaninchbelowthe
topoftheremainingstump,movethemachineforward
afewinches,andrepeatsteps4through6untilyou
havegroundawaytheentirestump..
8.Ifthereareanylargerootstobeground,positionthe
grinderovereachrootandusethetractioncontroland
grindercontroltomovethegrinderalongtheroot,
grindingitaway.
SecuringtheMachinefor
Transport
Whentransportingthemachineonatrailer,alwaysusethe
followingprocedure:
Important:Donotoperateordrivethemachineon
roadways.
1.Stoptheengine.
2.Lowerthegrinder.
3.Securethemachinetothetrailerwithchainsorstraps
usingthetie-down/liftloopsatthefrontandrearof
themachine(Figure22andFigure23).
Note:Refertoyourlocalordinancesfortrailerand
tie-downrequirements.
Figure22
1.Fronttie-downloop
1
G024909
Figure23
1.Reartie-downloops
LiftingtheMachine
Youcanliftthemachineusingthetie-down/liftloopsaslift
points(Figure22andFigure23).
18

OperatingTips
•Cleantheareaoftrash,branchesandrocksbefore
operatingtopreventequipmentdamage.
•Alwaysusefullthrottle(maximumenginespeed)when
grinding.
•Cuttheedgesofthestumpformoreefcientgrinding.
Onceyourcuttingswathiscloseto1/4ofthewheel
diameter(Figure21),liftthegrinder,moveforwardand
begincuttingontheedgeagain.
19

Maintenance
Note:Determinetheleftandrightsidesofthemachinefromthenormaloperatingposition.
RecommendedMaintenanceSchedule(s)
MaintenanceService
IntervalMaintenanceProcedure
Aftertherst50hours•Checkandadjustthetracktension.
Beforeeachuseordaily
•Greasethemachine(greaseitimmediatelyaftereverywashing.)
•Checktheengine-oillevel.
•Cleantheenginescreen.
•Checktheconditionoftheteethandrotateorreplaceanythatarewornordamaged.
•Removedebrisfromthemachine.
•Checkforloosefasteners.
Aftereachuse•Checktheconditionofandcleanthetracks.
Every25hours•Checkthebatteryelectrolytelevel.
•Checkthehydraulic-uidlevel.
Every100hours
•Changetheengineoil(theoillterisrecommended)(moreoftenindirtyordusty
conditions).
•Checkandadjustthetracktension.
•Checkthehydrauliclinesforleaks,loosettings,kinkedlines,loosemounting
supports,wear,weather,andchemicaldeteriorationandrepairifnecessary.
Every150hours•Inspecttheprimarylter.
•Replacethelow-pressurefuellter(moreoftenindirtyordustyconditions).
Every200hours•Changetheengineoillter.
•Replacethehydrauliclter.
Every250hours•Checkandgreasetheroadwheels.
Every300hours•Replacetheprimaryairlter(moreoftenindustyorsandyconditions).
•Checktheinnerairlter.
Every400hours•Changethehydraulicuid.
Every600hours•Replacetheinnerairlter.
•Replaceandgapthesparkplugs.
Every1,500hours•Replaceallmovinghydraulichoses.
Yearlyorbeforestorage•Checkandadjustthetracktension.
•Touchupchippedpaint
Important:Refertoyourengineoperator'smanualforadditionalmaintenanceprocedures.
CAUTION
Ifyouleavethekeyintheignitionswitch,someonecouldaccidentlystarttheengineandseriouslyinjure
youorotherbystanders.
Removethekeyfromtheignitionanddisconnectthewirefromthesparkplugbeforeyoudoany
maintenance.Setthewireasidesothatitdoesnotaccidentallycontactthesparkplug.
Premaintenance
Procedures
Beforeopeninganyofthecovers,stoptheengine,removethe
key,andallowtheenginetocool.
RemovingtheFrontCover
1.Lowerthegrinder,stoptheengine,removethekey,and
allowthemachinetocool.
20