Toro SGR-6 Stump Grinder User manual

Brand: Toro

Model: SGR-6 Stump Grinder

Type: User manual

FormNo.3429-802RevA

SGR-6StumpGrinder

ModelNo.22600—SerialNo.404320000andUp

ModelNo.22600HD—SerialNo.404320000andUp

Registeratwww.Toro.com.

OriginalInstructions(EN)

*3429-802*A

DANGER

Theremaybeburiedutilitylinesinthework

area.Diggingintothemmaycauseashock

oranexplosion.

Havethepropertyorworkareamarkedfor

buriedlinesanddonotdiginmarkedareas.

Contactyourlocalmarkingserviceorutility

companytohavethepropertymarked(for

example,intheUnitedStates,call811forthe

nationwidemarkingservice).

ItisaviolationofCaliforniaPublicResourceCode

Section4442or4443touseoroperatetheengineon

anyforest-covered,brush-covered,orgrass-covered

landunlesstheengineisequippedwithaspark

arrester,asdenedinSection4442,maintainedin

effectiveworkingorderortheengineisconstructed,

equipped,andmaintainedforthepreventionofre.

Theenclosedengineowner'smanualissupplied

forinformationregardingtheUSEnvironmental

ProtectionAgency(EPA)andtheCaliforniaEmission

ControlRegulationofemissionsystems,maintenance,

andwarranty.Replacementsmaybeorderedthrough

theenginemanufacturer.

WARNING

CALIFORNIA

Proposition65Warning

Theengineexhaustfromthisproduct

containschemicalsknowntotheStateof

Californiatocausecancer,birthdefects,

orotherreproductiveharm.

Useofthisproductmaycauseexposure

tochemicalsknowntotheStateof

Californiatocausecancer,birthdefects,

orotherreproductiveharm.

Introduction

Thismachineisdesignedtogrindandremovetree

stumpsandsurfaceroots.Itisnotintendedtocut

rockoranyothermaterialotherthanwoodandthe

soilaroundastump.

Readthisinformationcarefullytolearnhowtooperate

andmaintainyourproductproperlyandtoavoid

injuryandproductdamage.Youareresponsiblefor

operatingtheproductproperlyandsafely.

YoumaycontactT orodirectlyatwww.Toro.com

forproductsafetyandoperationtrainingmaterials,

accessoryinformation,helpndingadealer,orto

registeryourproduct.

Wheneveryouneedservice,genuineToroparts,or

additionalinformation,contactanAuthorizedService

DealerorT oroCustomerServiceandhavethemodel

andserialnumbersofyourproductready.Figure

1illustratesthelocationofthemodelandserial

numbersontheproduct.Writethenumbersinthe

spaceprovided.

Important:Withyourmobiledevice,youcan

scantheQRcodeontheserialnumberdecal(if

equipped)toaccesswarranty,parts,andother

productinformation.

g243943

Figure1

1.Modelandserialnumberplate

ModelNo.

SerialNo.

Thismanualidentiespotentialhazardsandhas

safetymessagesidentiedbythesafety-alertsymbol

(Figure2),whichsignalsahazardthatmaycause

seriousinjuryordeathifyoudonotfollowthe

recommendedprecautions.

8111LyndaleAvenueSouth

Bloomington,MN55420

Contactusatwww.Toro.com.

PrintedintheUSA

AllRightsReserved

g000502

Figure2

1.Safety-alertsymbol

Thismanualuses2wordstohighlightinformation.

Importantcallsattentiontospecialmechanical

informationandNoteemphasizesgeneralinformation

worthyofspecialattention.

Contents

Safety.......................................................................3

SafeOperatingPractices....................................3

SafetyandInstructionalDecals..........................5

ProductOverview.....................................................7

Controls.............................................................7

Specications....................................................8

Attachments/Accessories...................................8

Operation..................................................................9

BeforeyouStart..................................................9

AddingFuel........................................................9

PerformingDailyMaintenance..........................10

StartingtheEngine............................................11

ShuttingOfftheEngine......................................11

GrindingaStump...............................................11

Maintenance...........................................................13

RecommendedMaintenanceSchedule(s)...........13

EngineMaintenance...........................................14

ServicingtheAirCleaner..................................14

ServicingtheEngineOil....................................15

ServicingtheSparkPlug...................................17

FuelSystemMaintenance...................................18

CleaningtheSedimentCup..............................18

CoolingSystemMaintenance..............................19

CleaningtheEngineScreen.............................19

BeltMaintenance................................................20

CheckingtheDrive-BeltTension.......................20

AdjustingtheDriveBelt.....................................20

ReplacingtheDriveBelt...................................21

GrinderMaintenance............................................21

ReplacingtheTeeth..........................................21

Cleaning..............................................................22

RemovingDebrisfromtheMachine..................22

Troubleshooting......................................................23

Safety

Improperuseormaintenancebytheoperatororowner

canresultininjury.T oreducethepotentialforinjury,

complywiththesesafetyinstructionsandalwayspay

attentiontothesafety-alertsymbol

,whichmeans:

Caution,Warning,orDanger—personalsafety

instruction.Failuretocomplywiththeinstructionmay

resultinpersonalinjuryordeath.

SafeOperatingPractices

Thisproductiscapableofamputatinghandsandfeet.

Alwaysfollowallsafetyinstructionstoavoidserious

injuryordeath.

WARNING

Engineexhaustcontainscarbonmonoxide,

anodorlesspoisonthatisfatalifinhaled.

Donotruntheengineindoorsorinan

enclosedarea.

Training

•ReadtheOperator'sManualandothertraining

material.Iftheoperator(s)ormechanic(s)cannot

readEnglish,itistheowner'sresponsibilityto

explainthismaterialtothem.

•Becomefamiliarwiththesafeoperationofthe

equipment,operatorcontrols,andsafetysigns.

•Alloperatorsandmechanicsshouldbetrained.

Theownerisresponsiblefortrainingtheusers.

•Neverletchildrenoruntrainedpeopleoperateor

servicetheequipment.Localregulationsmay

restricttheageoftheoperator.

•Theowner/usercanpreventandisresponsible

foraccidentsorinjuriesoccurringtohimselfor

herself,otherpeopleorproperty.

Preparation

•Wearappropriateclothingincludinggloves,eye

protection,longpants,substantialslip-resistant

footwear,andhearingprotection.Tiebacklong

hairanddonotwearlooseclothingorloose

jewelry.

•Inspecttheareawhereyouwillusetheequipment

andremoveallobjects,suchasrocks,toys,and

wire,thatthemachinecouldthrow.

•Checkthattheoperator'spresencecontrols,safety

switches,andshieldsareattachedandfunctioning

properly.Donotoperatethemachineunlessthey

arefunctioningproperly.

FuelSafety

•Useextracarewhenhandlingfuel.Itisammable

anditsvaporsareexplosive.

•Extinguishallcigarettes,cigars,pipes,andother

sourcesofignition.

•Useonlyanapprovedfuelcontainer.

•Donotremovethefuelcaporllthefueltank

whiletheengineisrunningorhot.

•Donotaddordrainfuelinanenclosedspace.

•Donotstorethemachineorfuelcontainerwhere

thereisanopename,spark,orpilotlight,such

asonawaterheaterorotherappliance.

•Ifyouspillfuel,donotattempttostarttheengine;

avoidcreatinganysourceofignitionuntilthefuel

vaporshavedissipated.

Operation

•Useyourfullattentionwhileoperatingthe

machine.Donotengageinanyactivitythat

causesdistractions;otherwise,injuryorproperty

damagemayoccur.

•Neverrunanengineinanenclosedarea.

•Operatethemachineonlyingoodlight,keeping

awayfromholesandhiddenhazards.

•Ensurethatallthedrivesareinneutralandthe

parkingbrakeisengagedbeforestartingthe

engine.Starttheengineonlyfromtheoperator's

position.

•Neveroperatethemachinewithouttheguards

securelyinplace.Ensurethatalltheinterlocksare

attached,adjusted,andfunctioningproperly.

•Donotchangetheengine-governorsettingor

overspeedtheengine.

•Parkthemachineonalevelsurface,engagethe

parkingbrake,andshutofftheenginebefore

leavingtheoperator'spositionforanyreason.

•Keepyourhandsandfeetawayfrommovingparts.

•Lookbehindanddownbeforebackingupto

ensurethatthepathisclear.

•Donotoperatethemachinewhenyouaretired,ill,

orundertheinuenceofalcoholordrugs.

•Usecarewhenloadingorunloadingthemachine

intoatrailerortruck.

•Ensurethattheareaisclearofpeoplebefore

operatingthemachine.Stopthemachineif

anyoneentersthearea.

•Neverleavearunningmachineunattended.

Alwaysshutofftheengine,engagetheparking

brake,andverifythatmovingpartshavestopped

beforeleavingthemachine.

•Neverjerkthecontrols;useasteadymotion.

•Watchfortrafcwhenoperatingnearorcrossing

roadways.

•Donottouchpartsthatmaybehotfromoperation.

Allowthemtocoolbeforeattemptingtomaintain,

adjust,orservicethemachine.

•Beforegrinding,havetheareamarkedfor

undergroundutilitiesanddonotgrindinmarked

areas.

•Lightningcancausesevereinjuryordeath.If

lightningisseenorthunderisheardinthearea,do

notoperatethemachine;seekshelter.

MaintenanceandStorage

•Parkthemachineonalevelsurface,engagethe

parkingbrake,andshutofftheengine.Waitforall

movementtostopbeforeadjusting,cleaning,or

repairingthemachine.

•Cleandebrisfromthegrinder,drives,mufers,and

enginetohelppreventres.Wipeupanyspilled

oilorfuel.

•Allowtheenginetocoolbeforestoringanddonot

storenearames.

•Neverallowuntrainedpersonneltoservicethe

machine.

•Carefullyreleasepressurefromcomponentswith

storedenergy.

•Keepyourhandsandfeetawayfromthemoving

parts.Ifpossible,donotmakeadjustmentswith

theenginerunning.

•Removethespark-plugwiresbeforemakingany

repairs.

•Keepallpartsingoodworkingconditionandall

hardwaretightened.Replaceallwornordamaged

decals.

•Keepallnutsandboltstight.Keeptheequipment

ingoodcondition.

•Nevertamperwiththesafetydevices.

•Keepthemachinefreeofgrass,leaves,orother

debrisbuildup.Wipeupanyspilledoilorfuel.

Allowthemachinetocoolbeforestoring.

•Engagetheparkingbrake,shutofftheengine,

waitforallmovingpartstostop,andinspect

themachineifyoustrikeanobject.Makeany

necessaryrepairsbeforestartingthemachine.

•UseonlygenuineT ororeplacementparts.

SafetyandInstructionalDecals

Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyarea

ofpotentialdanger.Replaceanydecalthatisdamagedormissing.

decal117-4979

117-4979

1.Entanglementhazard,belt—stayawayfrommovingparts;

keepallguardsandshieldsinplace.

decal119-4690

119-4690

1.Warning;cutting/dismembermenthazard,grinding

teeth—keephandsandfeetawayfromallmovingparts,

keepallshieldsinplace;waitforallmovingpartstostop.

decal119-4691

119-4691

1.Warning—readtheOperator'sManual;waitforthegrinder

bladetostop;shutofftheengine,andfoldthehandle.

decal119-4692

119-4692

1.Warning—shutofftheengine;usebothhandholdstolift

thegrinder.

decal119-4693

119-4693

1.Thrownobjecthazard—keepbystandersasafedistance

awayfromthemachine.

decal119-4722

119-4722

1.Engine—run

2.Grinderblade—engage

decal130-8322

130-8322

1.Onlyusefuelwithan

alcoholcontentbyvolume

under10%.

3.Donotusefuelwithan

alcoholcontentbyvolume

greaterthan10%.

2.ReadtheOperator's

Manualformore

informationonfuel.

decal133-8062

133-8062

decal137-4870

137-4870

1.ReadtheOperator’sManual.

decal132-4004

132-4004

1.Warning,cuttingwheel—toadjustthecuttingwheelteethbetweenjobs1)Loosenthenut;2)Pushthetoothdownandrotateit1/3

turn;3)Tightenthenutto68N·m(50ft-lb);4)Proceedwithgrinding.

ProductOverview

g025789

Figure3

1.Handle8.Recoil-starthandle

2.Throttlelever

9.Cuttingwheel

3.Handle-releaseknob

10.Lift

4.Airlter

11.Beltcover

5.Sedimentcup

12.Fuelcap

6.Fuelvalve

13.Safetybail

7.Choke

Controls

Becomefamiliarwithallthecontrols(Figure3and

Figure6)beforeyoustarttheengineandoperatethe

machine.

Handle-ReleaseKnob

Thehandleonthismachinecanbefoldeddownfor

easiertransport.

1.Unscrewthehandle-releaseknobfromthe

machine(Figure4).

g014871

Figure4

1.Handle-releaseknob

2.Foldthehandledowntowardthemachineand

screwtheknobbackontothehandle(Figure5).

g014870

Figure5

SafetyBail

Thesafetybailcontrolstheengine.Holdthesafety

bailagainstthehandlewhenyoustarttheengineand

usethemachine.Releasethesafetybailtoshutoff

theengine(Figure6).

ThrottleLever

Thethrottlelevercontrolstheenginespeed.With

theleverreleased,intheDISENGAGEDposition,the

enginerunsatidle.Thisisalsothestartingposition.

Whenyoupullthelevertothehandle,theengine

speedincreases,thecentrifugalclutchengages,and

thecuttingwheelrotates.

g014874

Figure6

1.Throttlelever

2.Safetybail

ParkingBrake

Theparkingbrakeholdstheleftwheelfromturningto

securethemachineandforeasymovementofthe

machinefromsidetosidewhengrindingastump

(Figure7).

g243949

Figure7

1.Parkingbrake(engaged)

2.Parkingbrake

(disengaged)

ChokeLever

Usethechokelever(Figure3)tostartacoldengine.

Beforepullingtherecoil-starthandle,movethechoke

levertotheCLOSEDposition.Oncetheengineis

running,movethechokelevertotheOPENposition.

Donotusethechokeiftheengineisalreadywarmed

uporiftheairtemperatureishigh.

Recoil-StartHandle

Tostarttheengine,pulltherecoil-starthandle(Figure

3)quicklytoturntheengineover.RefertoStartingthe

Engine(page11)forthecorrectstartingprocedure.

Specications

Note:Specicationsanddesignaresubjectto

changewithoutnotice.

CuttingDepth30cm(12inches)

Length

127cm(50inches)

Width

56cm(22inches)

Height

107cm(42inches)

Weight

47kg(103lb)

Attachments/Accessories

AselectionofT oroapprovedattachmentsand

accessoriesisavailableforusewiththemachine

toenhanceandexpanditscapabilities.Contact

yourAuthorizedServiceDealerorauthorizedToro

distributororgotowww.T oro.comforalistofall

approvedattachmentsandaccessories.

Toensureoptimumperformanceandcontinuedsafety

certicationofthemachine,useonlygenuineT oro

replacementpartsandaccessories.Replacement

partsandaccessoriesmadebyothermanufacturers

couldbedangerous,andsuchusecouldvoidthe

productwarranty.

Operation

Note:Determinetheleftandrightsidesofthe

machinefromthenormaloperatingposition.

BeforeyouStart

•Digawaytheearthandremoveanystonesnear

thetreestumpthatmayinterferewithyourwork.

Checkthatthegroundisfreeofforeignobjects,

suchaselectricalcables,barbedwire,etc.

•Cutortrimthestumpusingapowersaw.

•Reviewallthesafetydecalsonthemachine.

•Ensurethatyouarefamiliarwithsafetyregulations

andshutdownproceduresdescribedinthis

manual.

•Ensurethatallguardsareinplaceandingood

condition.

•Ensurethatthebladesandcuttersareinplace

andingoodcondition.

•Ensurethattheworkarea,cutter,andstumpin

particulararefreefrommetallicobjectssuchas

wire,nails,etc.thatcouldbethrownoutandinjure

personsinthevicinityanddamagetheequipment.

AddingFuel

DANGER

Incertainconditions,fuelisextremely

ammableandhighlyexplosive.Areor

explosionfromfuelcanburnyouandothers

andcandamageproperty.

•Fillthefueltanksoutdoors,inanopen

area,whentheengineiscold.Wipeupany

fuelthatspills.

•Neverllthefueltanksinsideanenclosed

trailer.

•Neversmokewhenhandlingfuelandstay

awayfromanopenameorwherefuel

fumesmaybeignitedbyaspark.

•Storefuelinanapprovedcontainerand

keepitoutofthereachofchildren.Never

buymorethana30-daysupplyoffuel.

•Donotoperatewithoutentireexhaust

systeminplaceandinproperworking

condition.

DANGER

Incertainconditionsduringfueling,static

electricitycanbereleased,causingaspark

thatcanignitethefuelvapors.Areor

explosionfromfuelcanburnyouandothers

andcandamageproperty.

•Alwaysplacefuelcontainersontheground

awayfromyourvehiclebeforelling.

•Donotllfuelcontainersinsideavehicle

oronatruckortrailerbed,becauseinterior

carpetsorplastictruckbedlinersmay

insulatethecontainerandslowthelossof

anystaticcharge.

•Whenpractical,removeequipmentfrom

thetruckortrailerandrefueltheequipment

withitswheelsontheground.

•Ifthisisnotpossible,thenrefuelsuch

equipmentonatruckortrailerfroma

portablecontainerratherthanfroma

fuel-dispensernozzle.

•Ifyoumustuseafuel-dispensernozzle,

keepthenozzleincontactwiththerimof

thefueltankorcontaineropeningatall

timesuntilfuelingiscomplete.

WARNING

Fuelisharmfulorfatalifswallowed.

Long-termexposuretovaporscancause

seriousinjuryandillness.

•Avoidprolongedbreathingofvapors.

•Keepyourfaceawayfromthenozzleand

fueltankopening.

•Keepfuelawayfromyoureyesandskin.

FuelRecommendations

•Forbestresults,useonlyclean,fresh(lessthan

30daysold),unleadedgasolinewithanoctane

ratingof87orhigher((R+M)/2ratingmethod).

•Ethanol:Gasolinewithupto10%ethanol

(gasohol)or15%MTBE(methyltertiarybutyl

ether)byvolumeisacceptable.Ethanoland

MTBEarenotthesame.Gasolinewith15%

ethanol(E15)byvolumeisnotapprovedforuse.

Neverusegasolinethatcontainsmorethan

10%ethanolbyvolume,suchasE15(contains

15%ethanol),E20(contains20%ethanol),orE85

(containsupto85%ethanol).Usingunapproved

gasolinemaycauseperformanceproblemsand/or

enginedamagewhichmaynotbecoveredunder

warranty.

•Donotusegasolinecontainingmethanol.

•Donotstorefueleitherinthefueltankorinfuel

containersoverthewinterunlessyouuseafuel

stabilizer.

•Donotaddoiltogasoline.

UsingStabilizer/Conditioner

Useafuelstabilizer/conditionerinthemachineto

providethefollowingbenets:

•Keepsfuelfreshduringstorageof90daysorless

(drainthefueltankwhenstoringthemachinefor

morethan90days)

•Cleanstheenginewhileitruns

•Eliminatesgum-likevarnishbuildupinthefuel

system,whichcauseshardstarting

Important:Donotusefueladditives

containingmethanolorethanol.

Addthecorrectamountoffuelstabilizer/conditioner

tothefuel.

Note:Afuelstabilizer/conditionerismost

effectivewhenmixedwithfreshfuel.T ominimize

thechanceofvarnishdepositsinthefuelsystem,

usefuelstabilizeratalltimes.

FillingtheFuelTank

1.Parkthemachineonalevelsurfaceandengage

theparkingbrake.

2.Shutofftheengineandallowtheenginetocool.

3.Cleanaroundthefuel-tankcapandremoveit

(Figure8).

g019799

Figure8

1.Fuel-tankcap

4.Fillthetankwithfueltoabout6to13mm(1/4to

1/2inch)belowthebottomofthellerneck.

Important:Thisspaceinthetankallows

fueltoexpand.Donotllthefueltank

completelyfull.

5.Installthefuel-tankcapsecurely.

6.Wipeupanyspilledfuel.

PerformingDaily

Maintenance

Beforestartingthemachineeachday,performthe

EachUse/DailyprocedureslistedinMaintenance

(page13).

StartingtheEngine

1.MovethefuelvalvetotheOPENposition,allthe

waytotheright(Figure9).

g015174

Figure9

1.Chokelever

3.Recoil-starthandle

2.Fuelvalve

2.MovethechokelevertotheONposition(Figure

9).

Note:Awarmorhotenginemaynotrequire

choking.

3.Holdthesafetybailagainstthehandleandpush

thehandledownenoughtoraisethecutting

wheelofftheground.

4.Pulltherecoil-starthandlelightlyuntilyoufeel

resistance,thenpullthehandlebriskly(Figure

9).Returntherecoil-starthandlegently.

5.Aftertheenginestarts,graduallymovethe

chokeleverbacktotheOFFposition.

Note:Iftheenginestallsorhesitates,move

thechokebacktotheONpositionagainuntil

theenginewarmsup.ThenmoveittotheOFF

position.

ShuttingOfftheEngine

1.MovethethrottletotheDISENGAGEposition.

Note:Iftheenginehasbeenworkinghardor

ishot,letitrunforaminutebeforereleasingthe

safetybail.Thishelpstocooltheenginebefore

shuttingitoff.Inanemergency,theenginemay

beshutoffimmediately.

2.Releasethesafetybailtoshutofftheengine.

3.MovethefuelvalvetotheCLOSEDposition,all

thewaytotheleft.

GrindingaStump

DANGER

Thismachineiscapableofamputatinghands

andfeet.

•Alwayswearsubstantial,slip-resistant

footwear.

•Stayintheoperatingpositionwhilethe

machineisrunning,andkeepawayfrom

movingparts.

•Keepallbystandersasafedistanceaway

fromthemachine.

•Stopthemachineimmediatelyifany

peopleoranimalsentertheworkarea.

WARNING

Grindingastumpthrowswoodchips,soil,

andotherdebrisintotheair,whichcould

injureyouorbystanders.

•Alwaysweareyeprotectionandlongpants

whenusingthegrinder.

•Keepallbystandersasafedistanceaway

fromthegrinder.

WARNING

Thegrinderisveryloudwhencuttingastump

andcandamageyourears.

Alwayswearhearingprotectionwhenusing

thegrinder.

1.SetthrottletotheDISENGAGEposition,startthe

engine,andallowthemachinetowarmupfor

2minutes.

2.Pushthehandledownenoughtoraisethe

cuttingwheelofftheground(Figure10).

g025887

Figure10

1.Pivotpoint2.Pivotpointwhenthe

parkingbrakeisengaged

3.Movethemachinetothefrontofthestumpand

engagetheparkingbrake.

4.MovethrottleuptotheENGAGEposition.The

cuttingwheelwillbeginrotating.

5.Swingthecuttingwheeltooneside(Figure10),

thenloweritapproximately1to2.5cm(1/2to1

inch)intothefront-topcornerofthestump.

g024062

Figure11

6.Usingasweepingmotion,swingthecutting

wheelbackandforth,loweringthecuttingwheel

approximately1to2.5cm(1/2to1inch)before

eachsweep,untilyouhaveremovedthefront

portionofthestumptogroundlevel(Athrough

DinFigure11).

7.Raisethecuttingwheel,releasetheparking

brake,andmovethemachineforwardafew

centimeters(inches).Engagetheparkingbrake.

8.Repeatsteps5and7untilyouhavecompletely

removedthestump(EthroughHinFigure11).

9.MovethrottletotheDISENGAGEposition,push

thehandledownenoughtoraisethecutting

wheelofftheground.Waitforthecuttingwheel

tostoprotatingthenreleasetheparkingbrake

andpullthemachineawayfromthestump.

Note:Donotletthefrontofthemachinetouch

thegrounduntilthecuttingwheelhasstopped

turning.

10.Shutofftheengine;refertoShuttingOffthe

Engine(page11).

Maintenance

Note:Determinetheleftandrightsidesofthemachinefromthenormaloperatingposition.

Important:Youcantipthemachinebackwardoronitssidetocleanorserviceit,butnolongerthan2

minutes.Ifyouholdthemachineinthispositionfortoolong,fuelcandrainintothecrankcaseand

damagetheengine.Shouldthishappen,performanextraoilchangeontheengine,thenturntheengine

overafewrevolutionswiththestarterhandlebeforestartingtheengineagain.

RecommendedMaintenanceSchedule(s)

MaintenanceService

Interval

MaintenanceProcedure

Aftertherst20hours

•Changetheengineoil.

Beforeeachuseordaily

•Checktheairlter(moreoftenindirtyordustyconditions).

•Checktheengine-oillevel.

•Cleantheenginescreen.

•Checktheconditionoftheteeth;rotateorreplaceanythatarewornordamaged

andtorquethenutsforallteeth.

•Removedebrisfromthemachine.

Every25hours

•Checkthedrive-belttension.

Every50hours

•Servicetheairlter

Every100hours

•Changetheengineoil.(Servicemorefrequentlyifconditionsareextremelydusty

orsandy.)

•Checkthesparkplug.

•Cleanthesedimentcup.

Every300hours

•Replacetheairlter.

•Replacethesparkplug.

Yearlyorbeforestorage

•Changetheengineoil.

•Cleanthesedimentcup.

Important:Refertoyourengineowner’smanualforadditionalmaintenanceprocedures.

EngineMaintenance

ServicingtheAirCleaner

ServiceInterval:Beforeeachuseordaily—Check

theairlter(moreoftenindirtyor

dustyconditions).

Every50hours/Every3months(whichever

comesrst)—Servicetheairlter

Every300hours/Yearly(whichevercomes

rst)—Replacetheairlter.

Thecycloneairltercollectsthelargestcontaminant

particles,whichcollectinthecontainer.Whenyou

canseealayerofdirtatthebottomofthecontainer,

cleanthecyclonehousing,airchannels,andair-intake

screen.

ServicingtheCycloneHousing

1.Parkthemachineonalevelsurfaceandengage

theparkingbrake.

2.Shutofftheengineandwaitforallmovingparts

tostop.

3.Removethe3screwsholdingthecyclone

housingtotheair-cleanercover.

4.Removethehousingwiththeair-intakescreen

andremovetheairchannels.

g014508

Figure12

1.Air-cleanercover3.Airchannels

2.Screw4.Cyclonehousingwith

air-intakescreen

Note:Theairchannelsmayremaininthe

upperportionorfollowalongwiththehousing

whenremoved.

5.Cleanthecomponentswithwater,detergent,

andabrushthendrythecomponentscarefully.

6.Placetheairchannelsinthecyclonehousing.

7.Insertcyclonehousingintopositionandmake

surethatittsintheupperportion.

Important:Donotuseforce;alignitinplace

beforettingthescrews.

8.Securethecyclonehousingusingthe3screws.

ServicingtheAir-CleanerElements

RemovingtheFoamandPaperElements

1.Parkthemachineonalevelsurfaceandengage

theparkingbrake.

2.Shutofftheengineandwaitforallmovingparts

tostop.

3.Removethewingnutandliftofftheair-cleaner

coverwiththeair-ltercowling(Figure13).

g014509

Figure13

1.Wingnut4.Paperelement

2.Air-cleanercover

5.Stud

3.Foamelement

4.Removethefoamelement(Figure13).

5.Removethewingnutontopofthepaper

elementandremovethepaperelement(Figure

13).

ServicingtheFoamAir-CleanerElement

1.Washthefoamelementusingamilddetergent

andwater.

2.Squeezeitdrywithacleancloth.

3.Soakitwithnewengineoil.

4.Gentlysqueezeoutexcessoilfromtheelement

inanabsorbentcloth.

ServicingthePaperAir-CleanerElement

1.Cleanthepaperelementbytappingitgentlyto

removedust.Ifitisverydirty,replacethepaper

element(Figure15).

2.Inspecttheelementfortears,anoilylm,or

damagetotherubberseal.

3.Replacethepaperelementifitisdamaged.

Important:Donotcleanthepaperlter.

InstallingtheFoamandPaperElements

1.Mountthepaperelementintheair-cleaner

housingandsecureitwiththewingnut.

2.Positionthefoamelementoverthepaper

element.

3.Installtheair-cleanercoverandsecureitwith

thewingnut.

ServicingtheEngineOil

ServiceInterval:Beforeeachuseordaily

Aftertherst20hours/Aftertherstmonth

(whichevercomesrst)

Every100hours/Every6months(whichever

comesrst)(Servicemorefrequentlyif

conditionsareextremelydustyorsandy.)

Yearlyorbeforestorage

Engine-OilSpecications

OilType:DetergentoilwithanAPIserviceofSJor

higher.

CrankcaseCapacity:0.6L(20.3oz)

Viscosity:Refertothetablebelow.

g013375

Figure14

CheckingtheEngine-OilLevel

1.Parkthemachineonalevelsurfaceandengage

theparkingbrake.

2.Shutofftheengineandwaitforallmovingparts

tostop.

3.Checktheengine-oillevelasshowninFigure

15.

g244086

g035136

Figure15

ChangingtheEngineOil

1.Starttheengineandletitrunfor5minutes.

Note:Thiswarmstheoilsothatitdrainsbetter.

2.Parkthemachineonalevelsurfaceandengage

theparkingbrake.

3.Shutofftheengineandwaitforallmovingparts

tostop.

4.Changetheoilasshownin(Figure16).

g244099

g031623

Figure16

5.Slowlypourapproximately80%ofthespecied

oilintothellertubeandslowlyaddthe

additionaloiltobringittotheFullmark(Figure

17).

g206640

Figure17

6.Disposeoftheusedoilatarecyclingcenter.

ServicingtheSparkPlug

ServiceInterval:Every100hours—Checkthespark

plug.

Every300hours—Replacethesparkplug.

Ensurethattheairgapbetweenthecenterandside

electrodesiscorrectbeforeinstallingthesparkplug.

Useasparkplugwrenchforremovingandinstalling

thesparkplugandagappingtool/feelergaugeto

checkandadjusttheairgap.Installanewsparkplug

ifnecessary.

Type:BPR6ES(NKG)orequivalent

AirGap:0.70to0.80mm(0.28to0.031inch)

RemovingtheSparkPlug

1.Parkthemachineonalevelsurfaceandengage

theparkingbrake.

2.Shutofftheengine,waitforallmovingpartsto

stop,andallowtheenginetocool.

3.Locateandremovethesparkplug(Figure18).

g244101

g027478

Figure18

CheckingtheSparkPlug

Important:Donotcleanthesparkplug(s).

Alwaysreplacethesparkplug(s)whenithas:a

blackcoating,wornelectrodes,anoilylm,or

cracks.

Ifyouseelightbrownorgrayontheinsulator,the

engineisoperatingproperly.Ablackcoatingonthe

insulatorusuallymeanstheaircleanerisdirty.

Setthegapto0.70to0.80mm(0.28to0.031inch).

g206628

Figure19

InstallingtheSparkPlug

g028109

Figure20

FuelSystem

Maintenance

CleaningtheSedimentCup

ServiceInterval:Every100hours

Yearlyorbeforestorage

Underneaththefuelvalveisasedimentcuptocatch

dirtinthefuel.

1.Parkthemachineonalevelsurfaceandengage

theparkingbrake.

2.Shutofftheengineandwaitforallmovingparts

tostop.

3.MovethefuelvalvetotheOFFposition,allthe

waytotheleft.

4.Unscrewthesedimentcup(Figure21).

g014507

Figure21

1.Sedimentcup2.O-ring

5.CleanthereservoirandtheO-ringusinga

cleaningsolventanddrycarefully.

Note:MakesurenottomisplacetheO-ring.

6.PlacetheO-ringinthegrooveofthecupand

replacethesedimentcup.

7.TurnthefuelvalvetotheONposition,alltheway

totheright,andcheckforleaks.

Note:Ifitleaks,replacetheO-ring.

CoolingSystem

Maintenance

CleaningtheEngineScreen

ServiceInterval:Beforeeachuseordaily

Beforeeachuse,removeanybuildupofgrass,

dirt,orotherdebrisfromtheenginescreen.This

helpsensureadequatecoolingandcorrectengine

speedandreducesthepossibilityofoverheatingand

mechanicaldamagetotheengine.

g242388

Figure22

BeltMaintenance

CheckingtheDrive-Belt

Tension

ServiceInterval:Every25hours

Note:Replacethebeltifitshowsanysignsofwear,

cracks,ordamage.

1.Parkthemachineonalevelsurfaceandengage

theparkingbrake.

2.Shutofftheengineandwaitforallmovingparts

tostop.

3.Removethe2bolts,2washers,andbeltguard

(Figure23).

g239135

Figure23

1.Beltguard3.Bolt

2.Washer4.Belt

4.Pushdownonthebelttocheckthetension.

Youshouldbeabletopushthenewbeltdown

5.6mm(0.22inch)using2.9kg(6.5lb)offorce

(Figure24).

g244102

Figure24

1.Belt

3.6to10mm(1/4to3/8

inch)

2.Beltpusheddown

Important:Toextendthebeltlife,maintain

propertension.Aloosebeltcancause

excessivecuttingwheelslippageandearly

beltfailure.Abeltthatistootightcancause

bearingandshaftfailureandrapidbeltwear.

5.Ifthebeltneedsadjustment,refertoAdjusting

theDriveBelt(page20).Ifthebeltdoesnot

needadjustment,installthebeltguardasshown

inFigure23.

AdjustingtheDriveBelt

1.Parkthemachineonalevelsurfaceandengage

theparkingbrake.

2.Shutofftheengineandwaitforallmovingparts

tostop.

3.Removethebeltguard(Figure23).

4.Loosenthe4enginemountingbolts,andjam

nutsholdingtheadjustmentbolt(Figure25).

g244856

Figure25

1.Adjustmentbolt3.Enginemountbolt

2.JamNut

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Toro SGR-6 Stump Grinder User manual

Toro SGR-6 Stump Grinder User manual

Toro SGR-6 Stump Grinder User manual

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