Toro SGR-6 Stump Grinder User manual

Brand: Toro

Model: SGR-6 Stump Grinder

Type: User manual

FormNo.3404-442RevA

SGR-6StumpGrinder

ModelNo.22600—SerialNo.316000001andUp

ModelNo.22600HD—SerialNo.316000001andUp

G025787

Registeratwww.Toro.com.

OriginalInstructions(EN)

*3404-442*A

WARNING

CALIFORNIA

Proposition65Warning

Theengineexhaustfromthisproduct

containschemicalsknowntotheStateof

Californiatocausecancer,birthdefects,

orotherreproductiveharm.

DANGER

Theremaybeburiedpower,gas,and/ortelephone

linesintheworkarea.Shockorexplosionmay

occurifyoudigintothem.

Havethepropertyorworkareamarkedforburied

linesanddonotdiginmarkedareas.Contactyour

localmarkingserviceorutilitycompanytohavethe

propertymarked(forexample,intheUnitedStates,

call811forthenationwidemarkingservice).

ThissparkignitionsystemcomplieswithCanadianICES-002.

Becauseinsomeareastherearelocal,state,orfederal

regulationsrequiringthatasparkarresterbeusedonthe

engineofthismachine,asparkarresterisavailableas

anoption.Ifyourequireasparkarrester,contactyour

AuthorizedToroServiceDealer.

GenuineTorosparkarrestersareapprovedbytheUSDA

ForestryService.

ItisaviolationofCaliforniaPublicResourceCode

Section4442or4443touseoroperatetheengineonany

forest-covered,brush-covered,orgrass-coveredlandunless

theengineisequippedwithasparkarrester,asdenedin

Section4442,maintainedineffectiveworkingorderorthe

engineisconstructed,equipped,andmaintainedforthe

preventionofre.

Theenclosed

Engine Owner's Man ual

issuppliedfor

informationregardingtheUSEnvironmentalProtection

Agency(EPA)andtheCaliforniaEmissionControl

Regulationofemissionsystems,maintenance,and

warranty.Replacementsmaybeorderedthroughthe

enginemanufacturer.

Introduction

Thismachineisdesignedtogrindandremovetreestumps

andsurfaceroots.Itisnotintendedtocutrockoranyother

materialotherthanwoodandthesoilaroundastump.

Readthisinformationcarefullytolearnhowtooperateand

maintainyourproductproperlyandtoavoidinjuryand

productdamage.Youareresponsibleforoperatingthe

productproperlyandsafely.

YoumaycontactTorodirectlyatwww.Toro.comforproduct

safetyandoperationtrainingmaterials,accessoryinformation,

helpndingadealer,ortoregisteryourproduct.

Wheneveryouneedservice,genuineToroparts,oradditional

information,contactanAuthorizedServiceDealerorToro

CustomerServiceandhavethemodelandserialnumbersof

yourproductready.Figure1illustratesthelocationofthe

modelandserialnumbersontheproduct.Writethenumbers

inthespaceprovided.

G025788

Figure1

1.Modelandserialnumberplate

ModelNo.

SerialNo.

Thismanualidentiespotentialhazardsandhassafety

messagesidentiedbythesafety-alertsymbol(Figure2),

whichsignalsahazardthatmaycauseseriousinjuryordeath

ifyoudonotfollowtherecommendedprecautions.

8111LyndaleAvenueSouth

Bloomington,MN55420

Contactusatwww.Toro.com.

PrintedintheUSA

AllRightsReserved

Figure2

1.Safety-alertsymbol

Thismanualuses2wordstohighlightinformation.

Importantcallsattentiontospecialmechanicalinformation

andNoteemphasizesgeneralinformationworthyofspecial

attention.

Contents

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

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

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

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

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

Specications.........................................................9

Attachments/Accessories.........................................9

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

BeforeStarting........................................................9

AddingFuel...........................................................10

CheckingtheEngine-OilLevel.................................11

StartingandShuttingOfftheEngine.........................12

GrindingaStump...................................................12

Maintenance.................................................................14

RecommendedMaintenanceSchedule(s)......................14

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

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

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

ServicingtheSparkPlug..........................................16

BeltMaintenance......................................................17

CheckingtheDriveBeltTension...............................17

AdjustingtheDriveBelt..........................................18

GrinderMaintenance..................................................18

ReplacingtheTeeth................................................18

Cleaning...................................................................19

RemovingDebrisfromtheMachine..........................19

Storage........................................................................20

StoringtheMachine................................................20

Troubleshooting...........................................................21

Safety

Improperuseormaintenancebytheoperatororownercan

resultininjury.Toreducethepotentialforinjury,comply

withthesesafetyinstructionsandalwayspayattentiontothe

safety-alertsymbol

,whichmeans:Caution,Warning,or

Danger—personalsafetyinstruction.Failuretocomplywith

theinstructionmayresultinpersonalinjuryordeath.

SafeOperatingPractices

Thisproductiscapableofamputatinghandsandfeet.Always

followallsafetyinstructionstoavoidseriousinjuryordeath.

WARNING

Engineexhaustcontainscarbonmonoxide,an

odorless,deadlypoisonthatcankillyou.

Donotruntheengineindoorsorinanenclosed

area.

Training

•ReadtheOperator'sManualandothertrainingmaterial.If

theoperator(s)ormechanic(s)can’treadEnglish,itisthe

owner'sresponsibilitytoexplainthismaterialtothem.

•Becomefamiliarwiththesafeoperationoftheequipment,

operatorcontrols,andsafetysigns.

•Alloperatorsandmechanicsshouldbetrained.The

ownerisresponsiblefortrainingtheusers.

•Neverletchildrenoruntrainedpeopleoperateorservice

theequipment.Localregulationsmayrestricttheageof

theoperator.

•Theowner/usercanpreventandisresponsiblefor

accidentsorinjuriesoccurringtohimselforherself,other

peopleorproperty.

Preparation

•Evaluatetheterraintodeterminewhataccessoriesand

attachmentsareneededtoproperlyandsafelyperform

thejob.Onlyuseaccessoriesandattachmentsapproved

bythemanufacturer.

•Wearappropriateclothingincludinggloves,safetyglasses,

longpants,substantialslip-resistantfootwear,andhearing

protection.Tiebacklonghairanddonotwearjewelry.

•Inspecttheareawheretheequipmentistobeusedand

removeallobjectssuchasrocks,toys,andwirewhichcan

bethrownbythemachine.

•Useextracarewhenhandlinggasolineandotherfuels.

Theyareammableandvaporsareexplosive.

–Useonlyanapprovedcontainer

–Neverremovethefuelcaporaddfuelwiththeengine

running.Allowtheenginetocoolbeforerefueling.

Donotsmoke.

–Neverrefuelordrainthemachineindoors.

•Checkthattheoperatorpresencecontrols,safetyswitches,

andshieldsareattachedandfunctioningproperly.Donot

operateunlesstheyarefunctioningproperly.

•Checkthatthecuttingwheelhasstoppedrotatingwhen

youreducethethrottle.

Operation

•Neverrunanengineinanenclosedarea.

•Onlyoperateingoodlight,keepingawayfromholesand

hiddenhazards.

•Besurealldrivesareinneutralbeforestartingtheengine.

Onlystarttheenginefromtheoperator'sposition.

•Neveroperatewiththeguardsnotsecurelyinplace.Be

sureallinterlocksareattached,adjustedproperly,and

functioningproperly.

•Donotchangetheenginegovernorsettingoroverspeed

theengine.

•Stoponlevelground,lowerthegrinder,andshutoff

theenginebeforeleavingtheoperator'spositionforany

reason.

•Keephandsandfeetawayfromthemovinggrinderwheel

andteeth.

•Lookbehindanddownbeforebackinguptobesureof

aclearpath.

•Keeppetsandbystandersaway.

•Donotoperatethemachinewhileill,tired,orunderthe

inuenceofalcoholordrugs.

•Usecarewhenloadingorunloadingthemachineintoa

trailerortruck.

•Ensurethattheareaisclearofotherpeoplebefore

operatingthemachine.Stopthemachineifanyoneenters

thearea.

•Neverleavearunningmachineunattended.Alwaysshut

offtheengineandverifythecuttingwheelshasstopped

rotating.

•Neverjerkthecontrols;useasteadymotion.

•Watchfortrafcwhenoperatingnearorcrossing

roadways.

•Donottouchpartswhichmaybehotfromoperation.

Allowthemtocoolbeforeattemptingtomaintain,adjust,

orservice.

•Ensurethatyouoperatethemachineinareaswhere

therearenoobstaclesincloseproximitytotheoperator.

Failuretomaintainadequatedistancefromtrees,walls,

andotherbarriersmayresultininjuryasthemachine

backsupduringoperationiftheoperatorisnotattentive

tothesurroundings.Onlyoperatetheunitinareaswhere

thereissufcientclearancefortheoperatortosafely

maneuvertheproduct.

•Beforegrinding,havetheareamarkedforunderground

utilities,anddonotgrindinmarkedareas.

•Locatethepinchpointareasmarkedonthemachineand

keephandsandfeetawayfromtheseareas.

•Lightningcancausesevereinjuryordeath.Iflightning

isseenorthunderisheardinthearea,donotoperate

themachine;seekshelter.

MaintenanceandStorage

•Shutofftheengine.Waitforallmovementtostopbefore

adjusting,cleaning,orrepairing.

•Cleandebrisfromthegrinder,drives,mufers,andengine

tohelppreventres.Cleanupoilorfuelspillage.

•Lettheenginecoolbeforestoringanddonotstorenear

ame.

•Donotstorefuelnearamesordrainindoors.

•Parkthemachineonlevelground.Neverallowuntrained

personneltoservicethemachine.

•Carefullyreleasepressurefromcomponentswithstored

energy.

•Removethesparkplugwirebeforemakinganyrepairs.

•Keephandsandfeetawayfrommovingparts.Ifpossible,

donotmakeadjustmentswiththeenginerunning.

•Keepallpartsingoodworkingconditionandallhardware

tightened.Replaceallwornordamageddecals.

•Keepnutsandboltstight.Keepequipmentingood

condition.

•Nevertamperwithsafetydevices.

•Keepthemachinefreeofgrass,leaves,orotherdebris

build-up.Cleanupoilorfuelspillage.Allowthemachine

tocoolbeforestoring.

•Useextracarewhenhandlinggasolineandotherfuels.

Theyareammableandvaporsareexplosive.

–Useonlyanapprovedcontainer.

–Neverremovethefuelcaporaddfuelwhenthe

engineisrunning.Allowtheenginetocoolbefore

refueling.Donotsmoke.

–Neverrefuelthemachineindoors.

–Neverstorethemachineorfuelcontainerinside

wherethereisanopename,suchasnearawater

heaterorfurnace.

–Neverllacontainerwhileitisinsideavehicle,trunk,

pick-upbed,oranysurfaceotherthantheground.

–Keepcontainernozzleincontactwiththetankduring

lling.

•Stopandinspecttheequipmentifyoustrikeanobject.

Makeanynecessaryrepairsbeforerestarting.

•UseonlygenuineTororeplacementpartstoensurethat

originalstandardsaremaintained.

SafetyandInstructionalDecals

Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyareaofpotential

danger.Replaceanydecalthatisdamagedorlost.

117-2718

117-4979

1.Entanglementhazard,belt—stayawayfrommovingparts,

keepallguardsandshieldsinplace.

119-4690

1.Warning;cutting/dismembermenthazard,grinding

blade—keephandsandfeetawayfromallmovingparts,

keepallshieldsinplace;waitforallmovingpartstostop.

119-4691

1.Warning—readtheOperator'sManual;waitforgrinder

bladetostop,stoptheengineandfoldthehandle.

119-4692

1.Warning—stoptheengine;usebothhandholdstoliftthe

grinder.

119-4693

1.Thrownobjecthazard—keepbystandersasafedistance

fromthemachine.

119-4722

1.Engine—run

2.Grinderblade—engage

130-8322

1.Onlyusefuelwithan

alcoholcontentbyvolume

under10%.

3.Donotusefuelwithan

alcoholcontentbyvolume

greaterthan10%.

2.ReadtheOperator's

Manualformore

informationonfuel.

132-4004

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

ofaturn;3)Tightenthenutto50ft-lbs;4)Proceedwithgrinding.

ProductOverview

G025789

Figure3

1.Handle

8.Starter

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(Figure3andFigure6)

beforeyoustarttheengineandoperatethemachine.

Handle-ReleaseKnob

Thehandleonthismachinehasthecapabilitytobefolded

downforeasiertransport.Unscrewthehandle-releaseknob

fromthemachine(Figure4).

g014871

Figure4

1.Handle-releaseknob

Foldthehandledowntowardthemachineandscrewthe

knobbackontothehandle(Figure5).

g014870

Figure5

ThrottleLeverandSafetyBail

Thethrottlelevercontrolstheenginespeed.Withthelever

released,inthedisengagedposition,theenginerunsatidle.

Thisisalsothestartingposition.Whenyoupulltheleverto

thehandle,theenginespeedincreases,thecentrifugalclutch

engages,andthecuttingwheelrotates.

Thesafetybailcontrolstheengine.Holdthesafetybail

againstthehandletodeactivatetheenginekillswitchsothat

theenginestarts.Releasethesafetybailtoshutofftheengine.

g014874

Figure6

1.Throttlelever

2.Safetybail

ParkingBrake

Theparkingbrake(Figure6andFigure7)holdstheleftwheel

fromturningtosecurethemachineandforeasymovement

ofthemachinefromsidetosidewhengrindingastump.

g014872

Figure7

1.Engagedbrake

g014873

Figure8

1.Disengagedbrake

Specications

Note:Specicationsanddesignaresubjecttochange

withoutnotice.

CuttingDepth30cm(12inches)

Length

127cm(50inches)

Width

56cm(22inches)

Height

107cm(42inches)

Weight

47kg(103lb)

Attachments/Accessories

AselectionofToroapprovedattachmentsandaccessoriesis

availableforusewiththemachinetoenhanceandexpand

itscapabilities.ContactyourAuthorizedServiceDealeror

Distributororgotowww.Toro.comforalistofallapproved

attachmentsandaccessories.

Operation

Note:Determinetheleftandrightsidesofthemachine

fromthenormaloperatingposition.

Important:Beforeoperating,checkthefuelandoil

level,andremovedebrisfromthemachine.Also,ensure

thattheareaisclearofpeopleanddebris.Youshould

alsoknowandhavemarkedthelocationsofallutility

lines.

BeforeStarting

•Digawaytheearthandremoveanystonesnearthetree

stumpthatmayinterferewithyourwork.Checkthatthe

groundisfreeofforeignobjects,suchaselectricalcables,

barbedwire,etc.

•Cutortrimthestumpusingapowersaw .

•Reviewallthesafetydecalsonthemachine.

•Useahard-hat,hearing,andeyeprotection.Amesh

visoralonedoesnotprovidesufcienteyeprotection;

supplementwithprotectiveglasses.

•Ensurethatyouarefamiliarwithsafetyregulationsand

shutdownproceduresdescribedinthismanual.

•Ensurethatallguardsareinplaceandingoodcondition.

•Ensurethatthebladesandcuttersareinplaceandin

goodcondition.

•Ensurethattheworkarea,cutter,andstumpinparticular

arefreefrommetallicobjectssuchaswire,nails,etc.that

couldbethrownoutandinjurepersonsinthevicinity

anddamagetheequipment.

•Ensurethateveryone,includingchildrenandanimals,

maintainadistanceofatleast15m(50feet)fromthe

machine.Debriscanbethrownoutandinjurepeople

andanimals.

AddingFuel

Useunleadedgasoline(87pumpoctaneminimum).Leaded,

regulargasolinemaybeusedifunleadedisnotavailable.

DANGER

Incertainconditions,gasolineisextremely

ammableandhighlyexplosive.Areorexplosion

fromgasolinecanburnyouandothersandcan

damageproperty.

•Fillthefueltankoutdoors,inanopenarea,

whentheengineiscold.Wipeupanygasoline

thatspills.

•Neverllthefueltankinsideanenclosedtrailer.

•Donotllthefueltankcompletelyfull.Add

gasolinetothefueltankuntilthelevelis1/4to

1/2inch(6to13mm)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

orplastictruckbedlinersmayinsulatethe

containerandslowthelossofanystaticcharge.

•Whenpractical,removegas-poweredequipment

fromthetruckortrailerandrefueltheequipment

withitswheelsontheground.

•Ifthisisnotpossible,thenrefuelsuch

equipmentonatruckortrailerfromaportable

container,ratherthanfromagasolinedispenser

nozzle.

•Ifyoumustuseagasolinedispensernozzle,

keepthenozzleincontactwiththerimofthe

fueltankorcontaineropeningatalltimesuntil

fuelingiscomplete.

Important:Donotusemethanol,gasolinecontaining

methanol,orgasoholcontainingmorethan10%ethanol

becausethefuelsystemcouldbedamaged.Donotmix

oilwithgasoline.

UsingStabilizer/Conditioner

Useafuelstabilizer/conditionerinthemachinetoprovide

thefollowingbenets:

•Keepsgasolinefreshduringstorageof90daysorless.

Forlongerstorageitisrecommendedthatthefueltank

bedrained.

•Cleanstheenginewhileitruns.

•Eliminatesgum-likevarnishbuildupinthefuelsystem,

whichcauseshardstarting.

Important:Donotusefueladditivescontaining

methanolorethanol.

Addthecorrectamountofgasstabilizer/conditionertothe

gas.

Note:Afuelstabilizer/conditionerismosteffectivewhen

mixedwithfreshgasoline.Tominimizethechanceofvarnish

depositsinthefuelsystem,usefuelstabilizeratalltimes.

FillingtheFuelTank

1.Parkthemachineonalevelsurface,lowerthegrinder,

andshutofftheengine.

2.Allowtheenginetocool.

3.Cleanaroundthefueltankcapandremoveit(Figure9).

Figure9

Viewmayvarydependingonmodel

1.Fuel-tankcap

4.Addunleadedgasolinetothefueltank,untilthelevelis

6mmto13mm(1/4to1/2inch)belowthebottomof

thellerneck.

Important:Thisspaceinthetankallowsgasoline

toexpand.Donotllthefueltankcompletelyfull.

5.Installthefueltankcapsecurely.

6.Wipeupanygasolinethatmayhavespilled.

CheckingtheEngine-OilLevel

ServiceInterval:Beforeeachuseordaily

1.Tiltthemachinesotheengineislevel,andshutoff

theengine.

2.Allowtheenginetocool.

3.Cleanaroundtheoildipstick.

4.Removethedipstickandwipetheendclean.

5.Slidethedipstickfullyintothedipsticktubewithout

threadingitintothellerneck.

6.Pullthedipstickoutandlookattheend;theoilshould

betothetopoftheupperlimitrange(Figure10).

Figure10

1.Oildipstick

Important:Runningtheenginewithlowoillevel

cancauseenginedamage.Thistypeofdamageis

notcoveredbywarranty.

Theengineisequippedwithanoilalertsystem

thatwillautomaticallyshutofftheenginebefore

theoillevelfallsbelowthesafelimit.

7.Iftheoillevelislow,slowlypouronlyenoughoilinto

thecrankcasetoraisetheleveltotheupperlimit.

Important:Donotoverllthecrankcasewithoil

becausetheenginemaybedamaged.

8.Replacethedipstick.

StartingandShuttingOffthe

Engine

StartingtheEngine

1.MovethefuelvalvetotheOPENposition,alltheway

totheright(Figure11).

Figure11

1.Choke3.Starter

2.Fuelvalve

2.MovethechokeleverlefttotheONpositionifyou

arestartingacoldengine.

Note:Awarmorhotenginemaynotrequirechoking.

3.Holdthesafetybailagainstthehandleandpushthe

handledownenoughtoraisethecuttingwheeloffthe

ground.

4.Pullthestarterhandlelightlyuntilyoufeelresistance,

thenpullthehandlebriskly.Returnthestarterhandle

gently(Figure11).

5.Aftertheenginestarts,graduallymovethechokelever

backtotheOFFposition.

Note:Iftheenginestallsorhesitates,movethechoke

backtotheONpositionagainuntiltheenginewarms

up.ThenmoveittotheOFFposition.

6.Holdthethrottleleveragainstthehandletospinthe

cuttingwheel.

ShuttingOfftheEngine

1.Releaseyourhandfromthethrottlelever.

Note:Iftheenginehasbeenworkinghardorishot,

letitrunforaminutebeforereleasingthesafetybail.

Thishelpstocooltheenginebeforestopping.Inan

emergency,theenginemaybestoppedimmediately.

2.Releasethesafetybailtoshutofftheengine.

3.MovethefuelvalvetotheCLOSEDposition,allthe

waytotheleft.

GrindingaStump

DANGER

Themachinewillcutandamputatehandsandfeet.

•Stayintheoperator'spositionwhilethemachine

isrunningandkeepawayfromthecutting

wheel.

•Keepallbystandersasafedistancefromthe

machine.Stopthemachineimmediatelyifany

peopleoranimalsentertheworkarea.

•Neverleavearunningmachineunattended.

Alwaysshutofftheengineandverifythecutting

wheelhasstoppedrotating.

WARNING

Grindingastumpwillthrowwoodchips,soil,and

otherdebrisintotheairwhichcouldinjureyouor

bystanders.

•Alwaysweareyeprotectionandahardhatwhen

usingthemachine.

•Ensurethateveryone,includingchildrenand

animals,maintainadistanceofatleast15m(50

feet)fromthemachine.

1.SetthrottletotheDisengageposition,starttheengine,

andallowthemachinetowarmupfor2minutes.

2.Pushthehandledownenoughtoraisethecutting

wheelofftheground(Figure12).

G025887

Figure12

1.Pivotpoint2.Pivotpointwhenthe

parkingbrakeisengaged.

3.Movethemachinetothefrontofthestumpandset

theparkingbrake.

4.MovethrottleuptotheEngageposition.Thecutting

wheelwillbeginrotating.

5.Swingthecuttingwheeltooneside(Figure12),then

loweritapproximately13mmto25mm(1/2inchto

1inch)intothefront-topcornerofthestump.Swing

thecuttingwheelbackandforth,loweringthecutting

wheelapproximately13mmto25mm(1/2inchto1

inch)beforeeachsweep,untilyouhaveremovedthe

frontportionofthestumptogroundlevel(Athrough

DinFigure13).

Figure13

6.Raisethecuttingwheel,releasetheparkingbrake,and

movethemachineforwardafewcentimeters(inches).

Settheparkingbrake.

7.Repeatsteps5and6untilyouhavecompletely

removedthestump(EthroughHinFigure13).

8.MovethrottletotheDisengageposition,pushthe

handledownenoughtoraisethecuttingwheeloffthe

ground.Waitforthecuttingwheeltostoprotating

thenreleasetheparkingbrakeandpullthemachine

awayfromthestump.

Note:Donotletthefrontofthemachinetouchthe

grounduntilyouaresurethecuttingwheelhasstopped

turning.

9.Shutofftheengine;refertoShuttingOfftheEngine

(page12).

Maintenance

Note:Determinetheleftandrightsidesofthemachinefromthenormaloperatingposition.

Important:Youcantipthemachinebackwardoronitssidetocleanorserviceit,butnolongerthan2minutes.

Ifyouholdthemachinethispositionfortoolong,gasolinecandrainintothecrankcaseanddamagetheengine.

Shouldthishappen,performanextraoilchangeontheengine.Thenturntheengineoverafewrevolutionswiththe

starterhandlebeforestartingtheengineagain.

RecommendedMaintenanceSchedule(s)

MaintenanceService

Interval

MaintenanceProcedure

Aftertherst25hours

•Changetheoil.

Beforeeachuseordaily

•Checktheengine-oillevel.

•Checktheairlter.

•Checktheconditionoftheteeth;rotateorreplaceanythatarewornordamaged

andtorquethenutsforallteeth.

•Removedebrisfromthemachine.

Every25hours

•Checkthedrivebelttension.

Every50hours

•Servicetheairlter.

Every100hours

•Changetheoil.

•Cleanthesedimentcup.

•Checkthesparkplugs.

Every200hours

•Replacetheairlter.

Yearlyorbeforestorage

•Changetheoil.

•Cleanthesedimentcup.

Important:Refertoyourengineowner’smanualforadditionalmaintenanceprocedures.

EngineMaintenance

ServicingtheAirCleaner

ServiceInterval:Beforeeachuseordaily

Thecycloneairltercollectsthelargestcontaminantparticles,

whichcollectinthecontainer.Whenyoucanseealayerof

dirtatthebottomofthecontainer,cleanthecyclonehousing,

airchannels,andairintakescreen.

ServicingtheCycloneAirFilter

ServiceInterval:Every50hours

1.Removethe3screwsholdingthecyclonehousing.

2.Removethehousingwiththeairintakescreenand

removetheairchannels.

Figure14

1.Cyclonehousing

3.Airchannels

2.Screw4.Cyclonehousingwithair

intakescreen

Note:Theairchannelsmayremainintheupper

portionorfollowalongwiththehousingwhen

removed.

3.Cleanthecomponentswithwater,detergent,anda

brushthendrythecomponentscarefully.

4.Placetheairchannelsinthecyclonehousing.

5.Insertcyclonehousingintopositionandmakesureit

tsintheupperportion.

Note:Donotuseforce;alignitinplacebeforetting

thescrews.

ReplacingtheAirFilter

ServiceInterval:Every200hours

Iftheengineislowonpower,producesblacksmokeorruns

unevenly,theairltermaybeclogged.

1.Removethewingnutandliftoffthecyclonelterwith

theair-ltercowling(Figure15).

Figure15

1.Wingnut

4.Airlter

2.Cycloneairlter5.Stud

3.Foampre-lter

2.Removethefoampre-lterandcleanitasfollows

A.Washthepre-lterusingamilddetergentand

water.

B.Squeezeitdrywithacleancloth.

C.Soakitwithnewengineoil.

D.Gentlywindthelterinanabsorbentclothand

squeezeoutexcessoil.

3.Removethewingnutontopoftheairlterand

removethepaperlter.

4.Tapthepaperlteragainstaxedsurfacetoremove

dust.Ifthepaperlterisstilldirtyordamaged,replace

it.

Important:Donotusecompressedairtoblow

outthepaperelement,thiscandamageit.

5.Mountthepaperlterintheairlterhousingand

secureitwiththewingnut.

6.Positionthefoampre-lteroverthepaperlter.

7.Installthecyclonelterwiththeairltercoverand

secureitwiththewingnut.

ServicingtheEngineOil

Note:Changetheoilmorefrequentlywhentheoperating

conditionsareextremelydustyorsandy.

OilType:DetergentoilwithanAPIserviceofSJorhigher.

CrankcaseCapacity:0.6L(0.63qt)

Viscosity:SAE10W-30isrecommendedforgeneraluse.

ChangingtheEngineOil

ServiceInterval:Aftertherst25hours

Every100hours

Yearlyorbeforestorage

1.Starttheengineandletitrun5minutes.Thiswarms

theoilsoitdrainsbetter.

2.Parkthemachinesothatthedrainsideisslightlylower

thantheoppositesidetoensurethattheoildrains

completely.

3.Settheparkingbrakeandshutofftheengine.

4.Placeapanundertheoildrainhole.

5.Removethedrainpluganddraintheoilthroughthe

holeslotintheframe(Figure16).

g014504

Figure16

1.Oildrainhole2.Oilllcap

6.Whentheoilhasdrainedcompletely,installtheplug

andwipeupanyspilledoil.

Note:Disposeoftheusedoilatacertiedrecycling

center.

7.Removetheoilllcapandslowlypourapproximately

80percentofthespeciedamountofoilintothe

engine(Figure16).

8.Slowlyaddadditionaloiltobringtheoilleveltothe

upperlimitmarkonthedipstick.RefertoCheckingthe

Engine-OilLevel(page11).

9.Installtheoilllcap.

CleaningtheSedimentCup

ServiceInterval:Every100hours

Yearlyorbeforestorage

Underneaththefuelvalveisasedimentcuptocatchdirtin

thefuel.

1.MovethefuelvalvetotheOFFposition,alltheway

totheleft.

2.Unscrewthesedimentcup.Makesurenottomisplace

theO-ring(Figure17).

Figure17

1.Sedimentcup2.O-ring

3.CleanthereservoirandtheO-ringusingacleaning

solventanddrycarefully.

Note:MakesurenottomisplacetheO-ring.

4.PuttheO-ringinplaceinthegrooveofthecupand

replacethesedimentcup.

5.TurnthefuelvalvetotheONposition,allthewayto

theright,andcheckforleaks.

Note:Ifitleaks,replacetheO-ring.

ServicingtheSparkPlug

ServiceInterval:Every100hours—Checkthesparkplugs.

Ensurethattheairgapbetweenthecenterandsideelectrodes

iscorrectbeforeinstallingthesparkplug.Useasparkplug

wrenchforremovingandinstallingthesparkpluganda

gappingtool/feelergaugetocheckandadjusttheairgap.

Installanewsparkplugifnecessary.

Type:BPR6ES(NKG)orequivalent

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

RemovingtheSparkPlug

1.Lowerthegrinderandshutoffthemachine;Referto

ShuttingOfftheEngine(page12).

2.Pullthewireoffthesparkplug(Figure18).

Figure18

1.Sparkplug

2.Wire

3.Cleanaroundthesparkplug.

4.Removethesparkplugandthemetalwasher.

CheckingtheSparkPlug

1.Lookatthecenterofthesparkplug(Figure19).Ifyou

seelightbrownorgrayontheinsulator,theengineis

operatingproperly.Ablackcoatingontheinsulator

usuallymeansthattheaircleanerisdirty.

Important:Donotcleanthesparkplug.Always

replacethesparkplugwhenithasablackcoating,

wornelectrodes,anoilylm,orcracks.

Figure19

1.Centerelectrodeinsulator3.Airgap(nottoscale)

2.Sideelectrode

2.Checkthegapbetweenthecenterandsideelectrodes

(Figure19).Bendthesideelectrode(Figure19)ifthe

gapisnotcorrect.

InstallingtheSparkPlug

1.Threadthesparkplugintothesparkplughole.

2.Tightenthesparkplugto20ft-lb(27N-m).

3.Pushthewireontothesparkplug.

BeltMaintenance

CheckingtheDriveBelt

Tension

ServiceInterval:Every25hours

Note:Replacethebeltifitshowsanysignsofwear,cracks,

ordamage.

1.Shutofftheengineandwaitforallrotatingpartsto

stop.

2.Removebeltguardretainingscrews(Figure20).

g014510

Figure20

Yourmodelmayvary

1.Beltguard4.Bolt

2.Lockwasher5.Nut

3.Washer

3.Tocheckbelttension,gentlysqueezethebeltspans

together.Youshouldbeabletopushthebeltdown

about6to10mm(1/4to3/8inch)fromtheoriginal

position.

Important:Toextendthebeltlife,propertensionmust

bemaintained.Aloosebeltwillcauseexcessivecutting

wheelslippageandearlybeltfailure.Abeltthatistoo

tightcancausebearingandshaftfailure,andrapidbelt

wear.

AdjustingtheDriveBelt

1.Removethebeltguard.

2.Loosenthe4enginemountingbolts,andjamnuts

holdingtheadjustmentbolt(Figure21).

Figure21

1.Bolt3.Enginemountbolt

2.JamNut

3.Turnthesquareheadadjustingboltontheframe

clockwisetotightenthebelt;turnitcounterclockwise

toloosenthebelt.

Important:Important:Makesuretotighten

allengineboltsafterproperbeltadjustmentis

achieved.

4.Installthebeltguardandsecurewithpreviously

removedhardware.

GrinderMaintenance

ReplacingtheTeeth

ServiceInterval:Beforeeachuseordaily—Checkthe

conditionoftheteeth;rotateorreplace

anythatarewornordamagedandtorque

thenutsforallteeth.

Duetothehighamountofwearplacedontheteeth,you

willneedtorotateandreplacethemperiodically(Figure22).

Beforeyourotateorreplacethem,inspecteachtoothholder

onthewheel,includingtheatlandsthatpreventtheteeth

fromrotating.Ifthetoothholderisdamaged,replacethe

wheel.Torquethenuts68N∙m(50ft-lb)foranyteeththat

youarenotrotatingorreplacing.

Figure22

1.Sharptooth

2.Worntooth

Eachtoothisindexedwith3positionssoyoucanrotate

ittwice,exposinganewsharpedgebeforereplacingthe

tooth.Torotateatooth,loosenthenutsecuringthetooth

(Figure23).Pushthetoothforwardandrotateit1/3ofa

turn,bringinganunusededgetotheoutside.Torquethenut

securingthetoothto68N∙m(50ft-lb).

Toreplaceatooth,removethenutsecuringthetooth,then

installanewtooth,washer,andnutinthesameposition

(Figure23).Torquethenutsecuringthetoothto68N∙m

(50ft-lb).

Figure23

1.Tooth4.Nut

2.Toothholder5.Flatland

3.Washer

Cleaning

RemovingDebrisfromthe

Machine

Regularcleaningandwashingwillincreasethelifespanof

themachine.Cleanthemachinedirectlyafteruse,beforethe

dirthardens.

Checkbeforecleaningthatthefueltankcapisproperlyin

placetoavoidgettingwaterinthetank.

Usecarewhenusingahigh-pressuresprayerbecauseitcan

damagewarningdecals,instructionsigns,andtheengine

Important:Lubricatethecuttingwheelbladebearings

aftercleaning.

Storage

StoringtheMachine

Forstorageover30days,preparetheunitasfollows:

1.Removedirtandgrimefromtheexternalpartsof

theentireunit,especiallytheengine.Cleandirtand

sawdustchipsfromtheoutsideoftheenginecylinder

headnsandblowerhousing.

Important:Youcanwashtheunitwithmild

detergentandwater.

2.Addapetroleumbasedstabilizer/conditionertofuel

inthetank.Followmixinginstructionsfromstabilizer

manufacturer.(7.8mlperLor1ozperUSgallon).

Donotuseanalcoholbasedstabilizer(ethanolor

methanol).

Note:Fuelstabilizer/conditionerismosteffective

whenmixedwithfreshgasolineandusedatalltimes.

Important:Donotstorestabilizer/conditioned

gasolineover90days.

3.Runtheenginetodistributeconditionedfuelthrough

thefuelsystem(5minutes).

4.Shutofftheengine,allowittocool,anddrainthe

fueltankusingapumptypesiphon.Disposeoffuel

properly;recycleasperlocalcodes.

5.Starttheengineandrunituntilitstops.

6.Choketheengine.

7.Startandruntheengineuntilitdoesnotstartagain.

8.Cleanthesedimentcup;refertoCleaningtheSediment

Cup(page16).

9.Servicetheaircleaner;refertoServicingtheAir

Cleaner(page14).

10.Changetheenginecrankcaseoil;refertoChangingthe

EngineOil(page15).

11.Removethesparkplugandcheckthecondition;refer

toServicingtheSparkPlug(page16).

12.Withthesparkplugremovedfromtheengine,pour2

tablespoonsofengineoilintothesparkplughole.

13.Pullthestarterslowlytocranktheengineanddistribute

theoilinsidethecylinder.

14.Installthesparkplug,butdonotinstallthewireon

thesparkplug.

15.Checkandtightenallbolts,nuts,andscrews.Repairor

replaceanypartthatisdamaged.

16.Paintallscratchedorbaremetalsurfaceswithpaint

availablefromyourAuthorizedServiceDealer.

17.Storetheunitinaclean,drygarageorstoragearea.

18.Covertheunittoprotectitandkeepitclean.

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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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