Toro TRX-26 Trencher User manual

FormNo.3430-324RevA

TRX-16,TRX-20,andTRX-26

Trencher

ModelNo.22972—SerialNo.404710000andUp

ModelNo.22972G—SerialNo.404710000andUp

ModelNo.22973—SerialNo.404710000andUp

ModelNo.22973G—SerialNo.404710000andUp

ModelNo.22974—SerialNo.404710000andUp

Registeratwww.Toro.com.

OriginalInstructions(EN)

*3430-324*A

ThisproductcomplieswithallrelevantEuropean

directives;fordetails,pleaseseetheseparateproduct

specicDeclarationofConformity(DOC)sheet.

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.

Batteryposts,terminals,andrelated

accessoriescontainleadandlead

compounds,chemicalsknownto

theStateofCaliforniatocause

cancerandreproductiveharm.Wash

handsafterhandling.

Useofthisproductmaycauseexposure

tochemicalsknowntotheStateof

Californiatocausecancer,birthdefects,

orotherreproductiveharm.

Introduction

Thismachineisdesignedtodigtrenchesinsoilto

burycablingandpipingforvariousapplications.Itis

notintendedtocutrock,wood,oranyothermaterial

otherthansoil.Usingthisproductforpurposesother

thanitsintendedusecouldprovedangeroustoyou

andbystanders.

Readthisinformationcarefullytolearnhowtooperate

andmaintainyourproductproperlyandtoavoid

injuryandproductdamage.Youareresponsiblefor

operatingtheproductproperlyandsafely.

Visitwww.Toro.comforproductsafetyandoperation

trainingmaterials,accessoryinformation,helpnding

adealer,ortoregisteryourproduct.

Wheneveryouneedservice,genuineToroparts,or

additionalinformation,contactanAuthorizedService

DealerorToroCustomerServiceandhavethemodel

andserialnumbersofyourproductready.Figure

1illustratesthelocationofthemodelandserial

numbersontheproduct.Writethenumbersinthe

spaceprovided.

Important:Withyourmobiledevice,youcan

scantheQRcodeontheserialnumberdecal

(ifequipped)orvisitwww.Toro.comtoaccess

warranty,parts,andotherproductinformation.

g007797

Figure1

1.Modelandserialnumberplate

ModelNo.

SerialNo.

Thismanualidentiespotentialhazardsandhas

safetymessagesidentiedbythesafety-alertsymbol

(Figure2),whichsignalsahazardthatmaycause

seriousinjuryordeathifyoudonotfollowthe

recommendedprecautions.

8111LyndaleAvenueSouth

Bloomington,MN55420

2

Contactusatwww.Toro.com.

PrintedintheUSA

AllRightsReserved

g000502

Figure2

1.Safety-alertsymbol

Thismanualuses2wordstohighlightinformation.

Importantcallsattentiontospecialmechanical

informationandNoteemphasizesgeneralinformation

worthyofspecialattention.

Contents

Safety.......................................................................4

GeneralSafety...................................................4

SafetyandInstructionalDecals..........................4

Setup........................................................................9

1InstallingtheBoomandChain..........................9

2CheckingtheFluidLevels..............................10

3ChargingtheBattery(Electric-StartModels

Only).............................................................10

ProductOverview....................................................11

Controls............................................................11

KeySwitch.....................................................11

Specications..................................................14

Attachments/Accessories.................................14

BeforeOperation.................................................15

BeforeOperationSafety...................................15

AddingFuel......................................................15

PerformingDailyMaintenance..........................16

DuringOperation.................................................17

DuringOperationSafety...................................17

StartingtheEngine...........................................18

DrivingtheMachine..........................................18

ShuttingofftheEngine......................................18

DiggingaTrench..............................................19

OperatingTips.................................................19

AfterOperation....................................................20

AfterOperationSafety......................................20

MovingaNon-FunctioningMachine..................20

SecuringtheMachineforTransport..................20

LiftingtheMachine...........................................20

Maintenance...........................................................21

MaintenanceSafety..........................................21

RecommendedMaintenanceSchedule(s)...........21

Pre-MaintenanceProcedures..............................22

RemovingtheCoverPlate................................22

RemovingtheBottomShield............................23

Lubrication..........................................................23

GreasingtheMachine.......................................23

GreasingtheTrencherHousing........................24

EngineMaintenance...........................................25

EngineSafety...................................................25

ServicingtheAirCleaner..................................25

ServicingtheEngineOil....................................27

ServicingtheSparkPlug(s)..............................29

FuelSystemMaintenance...................................30

DrainingtheFuelT ank......................................30

ReplacingtheFuelFilter...................................31

ElectricalSystemMaintenance...........................31

ElectricalSystemSafety...................................31

ServicingtheBattery.........................................31

ReplacingtheFuses(Models22973and

22974)...........................................................33

DriveSystemMaintenance..................................34

ServicingtheTracks.........................................34

BrakeMaintenance.............................................36

TestingtheParkingBrake.................................36

BeltMaintenance................................................37

ReplacingthePump-DriveBelt.........................37

ControlsSystemMaintenance.............................37

AdjustingtheTraction-Control

Alignment......................................................37

HydraulicSystemMaintenance...........................39

HydraulicSystemSafety...................................39

HydraulicFluidSpecications...........................39

CheckingtheHydraulic-FluidLevel...................40

ReplacingtheHydraulicFilter...........................40

ChangingtheHydraulicFluid............................41

TrencherMaintenance.........................................42

ReplacingtheDiggingTeeth.............................42

CheckingandAdjustingtheDiggingChain

andBoom.....................................................42

ReplacingtheDriveSprocket...........................43

Cleaning..............................................................44

RemovingDebrisfromtheMachine..................44

Storage...................................................................44

StorageSafety..................................................44

Storage.............................................................44

Troubleshooting......................................................46

Schematics.............................................................48

3

Safety

DANGER

Theremaybeburiedutilitylinesinthework

area.Diggingintothemmaycauseashock

oranexplosion.

Havethepropertyorworkareamarkedfor

buriedlinesanddonotdiginmarkedareas.

Contactyourlocalmarkingserviceorutility

companytohavethepropertymarked(for

example,intheUS,call811orinAustralia,

call1100forthenationwidemarkingservice).

GeneralSafety

Thisproductiscapableofamputatinghandsandfeet.

Alwaysfollowallsafetyinstructionstoavoidserious

injuryordeath.

•Havethepropertyorworkareamarkedforburied

linesandotherobjects,anddonotdiginmarked

areas.

•Keepyourhandsandfeetawayfrommoving

teeth,auger,orotherparts.

•Keepbystandersandpetsawayfromthemachine.

•ReadandunderstandthecontentofthisOperator’s

Manualbeforestartingtheengine.

•Neverallowchildrenoruntrainedpeopleto

operatethemachine.

•Donotoperatethemachinewithouttheguards

andothersafetyprotectivedevicesinplaceand

workingonthemachine.

•Useyourfullattentionwhileoperatingthe

machine.Donotengageinanyactivitythat

causesdistractions;otherwise,injuryorproperty

damagemayoccur.

•Stopthemachine,shutofftheengine,andremove

thekeybeforeservicing,fueling,orunclogging

themachine.

Improperlyusingormaintainingthismachinecan

resultininjury.Toreducethepotentialforinjury,

complywiththesesafetyinstructionsandalwayspay

attentiontothesafety-alertsymbol,whichmeans

Caution,Warning,orDanger—personalsafety

instruction.Failuretocomplywiththeseinstructions

mayresultinpersonalinjuryordeath.

SafetyandInstructionalDecals

Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyarea

ofpotentialdanger.Replaceanydecalthatisdamagedormissing.

decalbatterysymbols

BatterySymbols

Someorallofthesesymbolsareonyourbattery.

1.Explosionhazard6.Keepbystandersaway

fromthebattery.

2.Nore,opename,or

smoking

7.Weareyeprotection;

explosivegasescan

causeblindnessandother

injuries.

3.Causticliquid/chemical

burnhazard

8.Batteryacidcancause

blindnessorsevereburns.

4.Weareyeprotection.9.Flusheyesimmediately

withwaterandgetmedical

helpfast.

5.ReadtheOperator's

Manual.

10.Containslead;donot

discard

decal93-6686

93-6686

1.Hydraulicuid

2.ReadtheOperator'sManual.

decal93-7814

93-7814

1.Entanglementhazard,belt—stayawayfrommovingparts.

4

decal93-9084

93-9084

1.Liftpoint/Tie-downpoint

decal100-4650

100-4650

1.Crushinghazardofhand—keepbystandersaway.

2.Crushinghazardoffoot—keepbystandersaway.

decal107-8495

107-8495

1.Parkingbrake

decal133-8062

133-8062

decal137-3873

137-3873

1.ReadtheOperator’sManual.

decal137-3874

137-3874

1.ReadtheOperator’sManual.

5

decal115-4020

115-4020

1.Turnright3.Reverse

2.Forward

4.Turnleft

decal99-9952

99-9952

1.Cuttinghazard,chainandauger—stayawayfrommovingpartsandkeepbystandersawayfromthemachine.

2.Warning—shutofftheengineandremovethekeybeforepreformingandmaintenanceorrepairs.

3.Explosionand/orelectricshockhazard—donotdiginareaswithburiedgasorpowerlines.

6

decal115-1230

115-1230

1.Warning—donotoperatethismachineunlessyouaretrained.

2.Engine—shutoff

3.Engine—run

4.Trencherchain—reverse

5.Trencherchain—forward

6.Trencherchain—off

7.Enginethrottle

8.Fast

9.Slow

10.Choke

11.On/Closed

12.Off/Open

13.ReadtheOperator'sManualbeforestartingtheengine;tostarttheengine,movethetrenchercontrolleverintotheOffposition,

placethetractioncontrolinNeutral,movetheenginespeedtoFastandthechoketoOn/Closed,turnthekeytorun,andrelease

theparkingbrakeoncetheenginehasstarted.

14.ReadtheOperator'sManualbeforeoperatingthetrencher;tooperatethetrencher,lowertheboom,movethetrenchercontrol

levertothereferencebar,pullthetractioncontrolrearwardtomoveinreverseanddigthetrench.

7

decal115-1231

115-1231

1.Cutting/dismembermenthazard,trencher—keepbystanders

away;donotoperatethetrencherchainwhiletransporting

themachine.

6.Explosionhazard;electricalshockhazard—donotoperateif

powerlinesmaybepresent;callyourlocalutilitycompany.

2.Explosionhazard,fueling—shutofftheengineandextinguish

allameswhenfueling.

7.Boomelevation

3.Tipping/crushinghazard—lowerthetrencherheadwhen

operatingonslopes.

8.Lowertheboom.

4.Warning—stayawayfrommovingparts;waitforallmoving

partstostop.

9.Raisetheboom.

5.Warning—lowertheboom,engagetheparkingbrakeand

shutofftheengine,andremovethekeybeforeleavingthe

machine.

8

Setup

LooseParts

Usethechartbelowtoverifythatallpartshavebeenshipped.

ProcedureDescription

Qty.

Use

Boom(soldseparately)

1

Chain(soldseparately)

1

Installtheboomandchain.

2

Nopartsrequired

–

Checktheuidlevels.

3

Nopartsrequired

–

Chargethebattery(electric-startmodels

only).

1

InstallingtheBoomand

Chain

Partsneededforthisprocedure:

1

Boom(soldseparately)

1

Chain(soldseparately)

Procedure

Important:Thereareseveralboomandchainsize

congurationsavailable.RefertoyourAuthorized

ServiceDealertoobtaintheappropriateboomand

chaintomeetyourrequirements.

1.Parkthemachineonalevelsurfaceandengage

theparkingbrake.

2.Shutofftheengineandremovethekey.

3.Removethebolt,2saddlewashers,andnut

securingthespoilsaugerandremovetheauger

(Figure3).

Note:Savethefastenersforfutureuse.

g011470

Figure3

1.Spoilsauger

6.Adjustingbolt

2.Boom7.Jamnut

3.Bolts8.Armonthedrivehead

4.Doublewasher9.Drivesprocket

5.Nuts

4.Removethe2bolts,nuts,anddoublewashers

fromthesidesoftheboom(Figure3).

5.Loosentheadjustingboltandjamnut(Figure3).

6.Slidetheboomoverthearmonthedrivehead.

7.Installthe2bolts,nuts,anddoublewashers

removedinstep4throughtheboomandarm,

butdonottightenthem.

8.Ifthechainisnotconnected,connectthelinks

bypressingorhammeringtheclevispinsupplied

withthechainthroughthelinks.

Important:Toavoidbendingthechainlinks,

placeblocksunderandbetweenthelinks

whenhammeringtheclevispinthrough.

9.Securetheclevispinwiththecotterpinsupplied

withthechain.

9

10.Loopthediggingchainovertheaugerdriveshaft

andontothedrivesprocket,ensuringthatthe

diggingteethpointforwardontheupperspan.

11.Settheupperspanofthechainintoplaceon

thetrencherboom,thenwrapthechainaround

therollerattheendoftheboom.

12.Threadtheadjustmentboltintotheboomand

turnitinuntilthereis3.8to6.3cm(1-1/2to2-1/2

inches)ofslackinthechainonthebottomspan.

13.Threadthejamnutdowntheadjustingboltand

tightenitsecurelyagainsttheboom.

14.Torquethe2boltsandnutssecuringtheboom

to183to223N·m(135to165ft-lb).

15.Installthespoilsaugerusingthebolt,2saddle

washer,andnutthatyouremovedpreviously.

16.Torquetheboltandnutto101N·m(75ft-lb).

2

CheckingtheFluidLevels

NoPartsRequired

Procedure

Beforestartingtheengineforthersttime,check

theengine-oilandhydraulic-uidlevels.Refertothe

followingsectionsformoreinformation:

•CheckingtheEngine-OilLevel(page27)

•CheckingtheHydraulic-FluidLevel(page40)

3

ChargingtheBattery

(Electric-StartModelsOnly)

NoPartsRequired

Procedure

Chargethebattery;refertoChargingtheBattery

(page32)formoreinformation.

10

ProductOverview

g015375

Figure4

1.Control

panel

4.Chain

guard

7.Boom10.Reverse

safety

plate

2.Engine

5.Chain

8.Trencher

head

3.Spoils

auger

6.Digging

teeth

9.Track

Controls

Becomefamiliarwithallthecontrols(Figure5)before

youstarttheengineandoperatethemachine.

ControlPanel

g007801

Figure5

1.Tractioncontrol5.Throttlelever

2.Boom-elevationlever

6.Chokelever

3.Trenchercontrollever7.Keyswitch

4.Referencebar

8.Hourmeter

KeySwitch

Recoil-StartMachines

Thekeyswitchhas2positions:OFFandRUN.Refer

toStartingtheEngine(page18).

Electric-StartMachines

Thekeyswitchhas3positions:OFF,RUN,andSTART.

RefertoStartingtheEngine(page18).

ThrottleLever

Movethecontrolforwardtoincreasetheenginespeed

andrearwardtodecreasetheenginespeed.

ChokeLever

Beforestartingacoldengine,movethechokelever

forward.Aftertheenginestarts,regulatethechoke

tokeeptheenginerunningsmoothly.Assoonas

possible,movethechokeleverallthewayrearward.

Note:Awarmenginerequireslittleornochoking.

HourMeter

Thehourmeterdisplaysthenumberofhoursof

operationthathavebeenloggedonthemachine.

ReferenceBar

Whendrivingthemachine,usethereferencebar

asahandleandaleveragepointforcontrollingthe

machine.T oensuresmooth,controlledoperation,

donottakebothhandsoffthereferencebarwhile

operatingthemachine.

11

TractionControl

g008128

Figure6

1.Referencebar

2.Tractioncontrol

•Tomoveforward,movethetractioncontrolforward

(Figure7).

g008129

Figure7

•Tomoverearward,movethetractioncontrol

rearward(Figure8).

Important:Whenreversing,lookbehindyou

forobstructionsandkeepyourhandsonthe

referencebar.

g008130

Figure8

•Toturnright,rotatethetractioncontrolclockwise

(Figure9).

g008131

Figure9

•Toturnleft,rotatethetractioncontrol

counterclockwise(Figure10).

g008132

Figure10

•Tostopthemachine,releasethetractioncontrol

(Figure6).

Note:Thefartheryoumovethetractioncontrolin

anydirection,thefasterthemachinemovesinthat

direction.

12

Boom-ElevationLever

Tolowertheboom,slowlymovetheleverforward

(Figure11).

Toraisetheboom,slowlymovetheleverrearward

(Figure11).

g281381

Figure11

1.Raisetheboom2.Lowertheboom

Boom-ElevationLock

Theboom-elevationlocksecurestheboom-elevation

leversothatyoucannotpushitforward.Thishelps

toensurethatnooneaccidentallylowerstheboom

duringmaintenance.Securetheboomwiththelock

anytimeyouneedtostopthemachinewiththeboom

raised.

Tosetthelock,liftuponitsoitclearstheholeinthe

controlpanelandswingittotherightinfrontofthe

boomelevationlever,pushingitdownintothelocked

position(Figure12).

g007803

Figure12

1.Boom-elevationlever2.Boom-elevationlock

13

TrencherControlLever

Todigwiththetrencher,rotatetheleverrearwardand

pullitdowntothereferencebar(Figure13,number1).

Toreversethetrencherhead,rotatethelever

rearward,thenmoveitleftintotheupperslot(Figure

13,number2).

Ifyoureleasethelever,itwillautomaticallyreturnto

theneutralposition(Figure13,number3),stopping

thechain.

g007108

Figure13

1.Forward3.Neutral

2.Reverse

Parking-BrakeLever

•Toengagetheparkingbrake,pullthebrakelever

rearwardandup(Figure14).

•Todisengagetheparkingbrake,pullthelever

rearwardandthendown(Figure14).

g007804

Figure14

1.Parking-brakelever(inthedisengagedposition)

Specications

Note:Specicationsanddesignaresubjectto

changewithoutnotice.

Width

86cm(33.8inches)

Lengthwith70cm(24

inch)boom

209.5cm(82.5inches)

Lengthwith91.4cm(36

inch)boom

235cm(92.6inches)

Lengthwith122cm(48

inch)boom(Model22974

only)

282.5cm(111.2inches)

Height

117cm(46inches)

Weight(Model22972)*499kg(1,100lb)

Weight(Model22973)*538kg(1,185lb)

Weight(Model22974)*578kg(1,208lb)

*A91.4cm(36inch)boomandchainaddsabout27kg(60lb)tothelisted

weight.

Attachments/Accessories

AselectionofT oroapprovedattachmentsand

accessoriesisavailableforusewiththemachine

toenhanceandexpanditscapabilities.Contact

yourAuthorizedServiceDealerorauthorizedT oro

distributororgotowww.T oro.comforalistofall

approvedattachmentsandaccessories.

Toensureoptimumperformanceandcontinuedsafety

certicationofthemachine,useonlygenuineToro

replacementpartsandaccessories.Replacement

partsandaccessoriesmadebyothermanufacturers

couldbedangerous,andsuchusecouldvoidthe

productwarranty.

14

Operation

Note:Determinetheleftandrightsidesofthe

machinefromthenormaloperatingposition.

BeforeOperation

BeforeOperationSafety

GeneralSafety

•Havethepropertyorworkareamarkedforburied

linesandotherobjects,anddonotdiginmarked

areas;notethelocationofunmarkedobjectsand

structures,suchasundergroundstoragetanks,

wells,andsepticsystems.

•Inspecttheareawhereyouwillusetheequipment.

–Evaluatetheterraintodeterminewhat

accessoriesandattachmentsyouneedto

properlyandsafelyperformthejob.

–Removealldebris.

–Ensurethattheareaisclearofbystanders

beforeoperatingthemachine.

–Stopthemachineifanyoneentersthearea.

•Becomefamiliarwiththesafeoperationofthe

equipment,operatorcontrols,andsafetydecals.

–Theownerisresponsiblefortrainingall

operatorsandmechanics.

–Neverallowchildrenoruntrainedpeople

tooperateorservicethemachine.Local

regulationsmayrestricttheageorrequire

certiedtrainingoftheoperator.

–Knowhowtostopthemachineandshutoffthe

enginequickly.

–Checkthattheoperator'spresencecontrols,

safetyswitches,andshieldsareattached

andfunctioningproperly.Donotoperatethe

machineunlesstheyarefunctioningproperly.

–Locatethepinch-pointareasmarkedonthe

machineandattachments;keepyourhands

andfeetawayfromtheseareas.

–Stopthemachine,shutofftheengine,and

removethekeybeforeleavingtheoperating

position.

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.

•Donotllcontainersinsideavehicleoronatruck

ortrailerbedwithaplasticliner.Alwaysplace

containersontheground,awayfromyourvehicle

beforelling.

•Removetheequipmentfromthetruckortrailer

andrefuelitwhileitisontheground.Ifthisisnot

possible,thenrefuelfromaportablecontainer

ratherthanafuel-dispensernozzle.

•Keepthefuel-dispensernozzleincontactwith

therimofthefueltankorcontaineropeningat

alltimesuntilfuelingiscomplete.Donotusea

nozzlelock-opendevice.

AddingFuel

RecommendedFuel

•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.

•Donotstorefueleitherinthefueltankorfuel

containersoverthewinterunlessyouuseafuel

stabilizer.

•Donotaddoiltogasoline.

UsingStabilizer/Conditioner

Usefuelstabilizer/conditionerinthemachinetokeep

thefuelfreshlongerwhenusedasdirectedbythe

fuel-stabilizermanufacturer.

Important:Donotusefueladditivescontaining

methanolorethanol.

15

Addtheamountoffuelstabilizer/conditionertofresh

fuelasdirectedbythefuel-stabilizermanufacturer.

FillingtheFuelTank

1.Parkthemachineonalevelsurface,engagethe

parkingbrake(ifequipped),andlowertheboom.

2.Shutofftheengine,removethekey,andallow

theenginetocool.

3.Cleanaroundthefuel-tankcapandremoveit

(Figure15).

g247445

Figure15

1.Fuel-tankcap

4.Addfueltothetankuntilthelevelis6to13mm

(1/4to1/2inch)belowthebottomoftheller

neck.

Important:Thisspaceinthetankallows

fueltoexpand.Donotllthefueltank

completelyfull.

5.Installthefuel-tankcapsecurely,turningituntil

itclicks.

6.Wipeupanyspilledfuel.

PerformingDaily

Maintenance

Beforestartingthemachineeachday,performthe

EachUse/DailyprocedureslistedinMaintenance

(page21).

16

DuringOperation

DuringOperationSafety

GeneralSafety

•Keepyourhandsandfeetawayfrommoving

teeth,chain,auger,orotherparts.

–Keepbystandersandpetsawayfromthe

machineandnevercarrypassengers.

–Wearappropriateclothingincludingeye

protection,longpants,substantialslip-resistant

footwear,andhearingprotection.

–Tiebacklonghairanddonotwearloose

clothingorloosejewelry.

–Stopdiggingifanyoneentersthearea.

•Themachinemovesinreverseduring

operation—beawareofyoursurroundingswhile

usingthemachine.

–Operatethemachineonlyinareaswhere

thereissufcientclearanceforyoutosafely

maneuver.

–Beawareofobstaclesincloseproximityto

you.Failuretomaintainadequatedistance

fromtrees,walls,andotherbarriersmay

resultininjuryasthemachinebacksup

duringoperationifyouarenotattentivetothe

surroundings.

–Lookbehindanddownbeforebackingupto

ensurethatthepathisclear.

•Useyourfullattentionwhileoperatingthe

machine.Donotengageinanyactivitythat

causesdistractions;otherwise,injuryorproperty

damagemayoccur.

•Neverjerkthecontrols;useasteadymotion.

•Theowner/usercanpreventandisresponsible

foraccidentsthatmaycausepersonalinjuryor

propertydamage.

•Donotoperatethemachinewhenyouaretired,ill,

orundertheinuenceofalcoholordrugs.

•Operatethemachineonlyingoodlight.

•Ensurethatallthedrivesareinneutralandengage

theparkingbrakebeforestartingtheengine.Start

theengineonlyfromtheoperator'sposition.

•Usecarewhenapproachingblindcorners,shrubs,

trees,orotherobjectsthatmayobscurevision.

•Stopthediggingchainwhenyouarenotdigging.

•Stopthemachine,shutofftheengine,remove

thekey,andinspectthemachineifyoustrike

anobject.Makeanynecessaryrepairsbefore

resumingoperation.

•Neverrunanengineinanenclosedarea.

•Neverleavearunningmachineunattended.

Beforeleavingtheoperatingposition,dothe

following:

–Parkthemachineonalevelsurface.

–Lowertheboomtotheground

–Engagetheparkingbrake.

–Shutofftheengineandremovethekey.

•Checkforoverheadclearance(i.e.,electrical

wires,branches,anddoorways)beforedriving

underanyobjectsanddonotcontactthem.

•Donotoperatethemachinewhenthereistherisk

oflightning.

•UseonlyToro-approvedattachmentsand

accessories.

SlopeOperation

•Operateupanddownslopeswiththefrontofthe

machineuphill.

•Raisingtheboomonaslopeaffectsthestability

ofthemachine.Keeptheboominthelowered

positionwhenonslopes.

•Slopesareamajorfactorrelatedtoloss-of-control

andtip-overaccidents,whichcanresultinsevere

injuryordeath.operatingthemachineonany

sloperequiresextracaution.

•Establishyourownproceduresandrulesfor

operatingonslopes.Theseproceduresmust

includesurveyingthesitetodeterminewhich

slopesaresafeformachineoperation.Always

usecommonsenseandgoodjudgmentwhen

performingthissurvey.

•Slowdownanduseextracareonhillsides.Ground

conditionscanaffectthestabilityofthemachine.

•Avoidstartingorstoppingthemachineonaslope.

•Avoidturningonslopes.Ifyoumustturn,turn

slowlyandkeeptheheavyendofthemachine

uphill.

•Keepallmovementsonslopesslowandgradual.

Donotmakesuddenchangesinspeedor

direction.

•Ifyoufeeluneasyoperatingthemachineona

slope,donotdoit.

•Watchforholes,ruts,orbumps,asuneventerrain

couldoverturnthemachine.T allgrasscanhide

obstacles.

•Usecautionwhenoperatingonwetsurfaces.

Reducedtractioncouldcausesliding.

•Evaluatetheareatoensurethatthegroundis

stableenoughtosupportthemachine.

•Usecautionwhenoperatingthemachinenearthe

following:

–Drop-offs

–Ditches

17

–Embankments

–Bodiesofwater

Themachinecouldsuddenlyrolloverifatrack

goesovertheedgeortheedgecavesin.Maintain

asafedistancebetweenthemachineandany

hazard.

•Ifthemachinestartstotip,letgoofthecontrols

andstepawayfromthemachine.

•Donotremoveoraddattachmentsonaslope.

•Donotparkthemachineonahillsideorslope.

StartingtheEngine

1.Movethethrottlelevermidwaybetweenthe

SLOWandFASTpositions(Figure16).

g007809

Figure16

1.Throttlelever3.Key

2.Chokelever

2.MovethechokelevertotheONposition(Figure

16).

Note:Awarmorhotenginemaynotrequire

choking.

3.Starttheengineasfollowsforyourmachine:

•Forrecoil-startmachines,turnthekeytothe

ONposition,thenpulltherecoilhandleon

topoftheengine.

•Forelectric-startmachines,turnthekey

totheONposition(Figure16).Whenthe

enginestarts,releasethekey.

Important:Donotengagethestarterfor

morethan10secondsatatime.Ifthe

enginefailstostart,allowa30-second

cooldownperiodbetweenattempts.

Failuretofollowtheseinstructionscan

burnoutthestartermotor.

4.GraduallymovethechokelevertotheOFF

position(Figure16).Iftheenginestallsor

hesitates,engagethechokeagainuntilthe

enginewarmsup.

5.Movethethrottlelevertothedesiredsetting

(Figure16).

Important:Runningtheengineathigh

speedswhenthehydraulicsystemiscold

(i.e.,whentheairtemperatureisator

belowfreezing)coulddamagethehydraulic

system.Whenstartingtheengineincold

conditions,allowittoruninthemiddle

throttlepositionfor2to5minutesbefore

movingthethrottletotheFASTposition.

Note:Iftheoutdoortemperatureisbelow

freezing,storethemachineinagaragetokeep

itwarmerandaidinstarting.

DrivingtheMachine

Usethetractioncontrolstomovethemachine.The

fartheryoumovethetractioncontrolsinanydirection,

thefasterthemachinemovesinthatdirection.

Releasethetractioncontrolstostopthemachine.

CAUTION

Whenreversing,youmaybackintostationary

objectsoroverbystandersandcauseserious

personalinjuryordeath.

Lookbehindyouforobstructionsor

bystandersandkeepyourhandsonthe

referencebar.

Thethrottlecontrolregulatestheenginespeedas

measuredinrpm(revolutionsperminute).Placethe

throttleleverintheFASTpositionforbestperformance.

Youcan,however,usethethrottlepositiontooperate

atslowerspeeds.

ShuttingofftheEngine

1.Parkthemachineonalevelsurface,engage

theparkingbrake(ifapplicable),andlowerthe

boom.

2.MovethethrottlelevertotheSLOWposition

(Figure16).

3.Iftheenginehasbeenworkinghardorishot,let

itidleforaminutebeforeturningthekeyswitch

totheOFFposition.

Note:Thishelpstocooltheenginebeforeyou

shutitoff.Inanemergency,youcanshutoff

theengineimmediately.

4.TurnthekeyswitchtotheOFFpositionand

removethekey.

18

CAUTION

Achildoruntrainedbystandercould

attempttooperatethemachineandbe

injured.

Removethekeyfromtheswitchwhen

leavingthemachine,evenifjustforafew

seconds.

DiggingaTrench

1.Starttheengine,raisetheboom,movethe

throttlelevertotheFASTposition,andmovethe

machineovertheareatobetrenched.

2.Pullthetrenchercontrollevertothereference

bartoengagethetrencher.

3.Slowlylowertheboomandchainintothe

ground.

Note:Toachievethemaximumdepth,youmay

needtolowertheboomasfarintotheground

asitcangowiththechainrunning.Then,stop

thechainandloweritfully.Startthechainagain

andresumeoperation.

4.Oncethetrencherboomisinthegroundata45°

to60°angle,slowlymovethemachinerearward

toextendthetrench.

Note:Ifyoumovetoofast,thetrencherwillstall.

Ifitstalls,raiseitslightly,slowlydriveforward,or

reversethechaindirectionmomentarily.

5.Whennished,raisetheboomoutofthetrench,

thenstopthetrencher.

OperatingTips

•Cleantheareaoftrash,branches,androcks

beforetrenchingtopreventdamagingthemachine.

•Alwaysbegintrenchingwiththeslowestground

speedpossible.Increasespeedifconditions

permit.Ifthechainspeedslowsdown,reduce

thegroundspeedtokeepthechainmovingatits

fastestrate.Donotspinthetrackswhiletrenching.

•Alwaysusefullthrottle(maximumenginespeed)

whentrenching.

•Alwaystrenchbackward(i.e.,inreverse).

•Trenchwiththechainata45°to60°angleforbest

results.

•Youwillbeabletodigatrenchfasterbycontrolling

thedepthwithperiodicadjustmentsoftheboom.

•Ifthetrencherbindsinthesoil,reversethechain

direction.Oncethechainisloose,changechain

directionsandcontinuetrenching.

•Ifyouneedthenishedtrenchtobecleaner

thanwhatispossiblewiththetrencher,you

canpurchaseacrumberfromyourdealer.The

crumbermountsontothetrencherheadand

scrapesthetrenchcleanasyoudig.

•Toimprovethequalityoftrencheslessthan61cm

(24inches)deep,usea61cm(24inch)boom.

•Iftheliftspeedofthemachineistooslowortoo

fast,adjusttheboltindicatedinFigure17.

g020996

Figure17

1.Lift-speedadjustmentbolt

•Usethecorrectchainforthegroundconditions,as

listedinthefollowingtable:

SoilTypeRecommendedChainType

SandySoilchain(congurewith

extrateethforafasterdigging

speed;refertoyourAuthorized

ServiceDealer)

SandyLoam/Loam/Loamy

Clay

Soilchain

Wet,stickyclay

Soilchain

Hardsoils:dryclayand

compactedsoils

Combinationchain

Rockysoil/gravel

Rockchain

19

AfterOperation

AfterOperationSafety

•Parkthemachineonalevelsurface,disengage

thetrencherhydraulics,lowertheboom,engage

theparkingbrake,shutofftheengine,andremove

thekey.Waitforallmovementtostopandallow

themachinetocoolbeforeadjusting,servicing,

cleaning,orstoringit.

•Cleandebrisfromtheattachments,drives,

mufers,andenginetohelppreventres.Clean

upoilorfuelspills.

•Keepallpartsingoodworkingconditionandall

hardwaretightened.

•Usecarewhenloadingorunloadingthemachine

intoatrailerortruck.

MovingaNon-Functioning

Machine

Important:Donottoworpullthemachine

withoutrstopeningthetowvalves,oryouwill

damagethehydraulicsystem.

1.Engagetheparkingbrakeandlowertheboom.

2.Shutofftheengineandremovethekey.

3.Removethebottomshield.

4.Usingawrench,turnthetowvalvesonthe

hydraulicpumpstwicecounter-clockwise(Figure

18).

g007816

Figure18

1.Towvalves

5.Installthebottomshieldandtowthemachine

asrequired.

6.Afterrepairingthemachine,closethetowvalves

beforeoperatingit.

SecuringtheMachinefor

Transport

Important:Donotoperateordrivethemachine

onroadways.Usecarewhenloadingorunloading

themachineintoatrailerortruck.

1.Parkthemachineonalevelsurface,engage

theparkingbrake(ifapplicable),andlowerthe

boom.

2.Shutofftheengineandremovethekey.

3.Securethemachinetoatrailerwithchainsor

strapsusingthetie-down/liftloopsatthefront

andrearofthemachine(Figure19andFigure

20).Refertoyourlocalordinancesfortrailerand

tie-downrequirements.

g015378

Figure19

1.Fronttie-downloop

g007818

Figure20

1.Reartie-downloops

LiftingtheMachine

Youcanliftthemachineusingthetie-down/liftloops

asliftpoints(Figure19andFigure20).

20

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