Toro SGR-6 Stump Grinder User manual

Brand: Toro

Model: SGR-6 Stump Grinder

Type: User manual

Toro SGR-6 Stump Grinder is designed for grinding and removing tree stumps and surface roots. Thanks to its robust construction, powerful engine, and durable steel teeth, the machine will work effectively even on demanding tasks. Toro SGR-6 Stump Grinder features a 22-inch cutting wheel which makes it easy to remove even large stumps. It's equipped with an adjustable depth gauge that allows for precise stump grinding. The product has been designed to make the work easier and safer.

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.

Page is loading ...

Toro SGR-6 Stump Grinder User manual

Toro SGR-6 Stump Grinder User manual

Toro SGR-6 Stump Grinder User manual

Related papers

Other documents