Toro TRX-26 Trencher User manual

Brand: Toro

Model: TRX-26 Trencher

Category: Utility Vehicle

Type: User manual

This manual is also suitable for

FormNo.3362-759RevB

TRX-15,TRX-19,andTRX-26

Trencher

ModelNo.22970—SerialNo.310000001andUp

ModelNo.22970G—SerialNo.310000001andUp

ModelNo.22971—SerialNo.310000001andUp

ModelNo.22971G—SerialNo.310000001andUp

ModelNo.22974—SerialNo.310000001andUp

ToregisteryourproductordownloadanOperator'sManualorPartsCatalogatnocharge,gotowww.Toro.com.OriginalInstructions(EN)

Thismachineisdesignedtodigtrenchesinsoiltobury

cablingandpipingforvariousapplications.Itisnot

intendedtocutrock,wood,oranyothermaterialother

thansoil.

Warning

CALIFORNIA

Proposition65Warning

Theengineexhaustfromthisproduct

containschemicalsknowntotheStateof

Californiatocausecancer,birthdefects,

orotherreproductiveharm.

Theremaybeburiedpower,gas,and/or

telephonelinesintheworkarea.Shockor

explosionmayoccurifyoudigintothem.

Havethepropertyorworkareamarkedfor

buriedlinesanddonotdiginmarkedareas.

Contactyourlocalmarkingserviceorutility

companytohavethepropertymarked(for

example,intheUnitedStates,call811forthe

nationwidemarkingservice).

ThissparkignitionsystemcomplieswithCanadian

ICES-002.

Important:Thisengineisnotequippedwitha

sparkarrestermufer.ItisaviolationofCalifornia

PublicResourceCodeSection4442touseoroperate

theengineonanyforest-covered,brush-covered,or

grass-coveredland.Otherstatesorfederalareas

mayhavesimilarlaws.

Theenclosed

Engine Owner’ s Man ual

issupplied

forinformationregardingtheUSEnvironmental

ProtectionAgency(EPA)andtheCalifornia

EmissionControlRegulationofemissionsystems,

maintenance,andwarranty.Replacementsmaybe

orderedthroughtheenginemanufacturer.

ThisproductcomplieswithallrelevantEuropean

directives,fordetailspleaseseetheseparateproduct

specicDeclarationofConformity(DOC)sheet.

Introduction

Readthisinformationcarefullytolearnhowtooperate

andmaintainyourproductproperlyandtoavoidinjury

andproductdamage.Youareresponsibleforoperating

theproductproperlyandsafely.

YoumaycontactTorodirectlyatwww .Toro.comfor

productandaccessoryinformation,helpndinga

dealer,ortoregisteryourproduct.

Wheneveryouneedservice,genuineToroparts,or

additionalinformation,contactanAuthorizedService

DealerorToroCustomerServiceandhavethemodel

andserialnumbersofyourproductready.Figure1

illustratesthelocationofthemodelandserialnumbers

ontheproduct.Writethenumbersinthespace

provided.

G007797

Figure1

1.Modelandserialnumberplate

ModelNo.

SerialNo.

Thismanualidentiespotentialhazardsandhas

safetymessagesidentiedbythesafetyalertsymbol

(Figure2),whichsignalsahazardthatmaycauseserious

injuryordeathifyoudonotfollowtherecommended

precautions.

Figure2

1.Safetyalertsymbol

Thismanualuses2otherwordstohighlightinformation.

Importantcallsattentiontospecialmechanical

informationandNoteemphasizesgeneralinformation

worthyofspecialattention.

8111LyndaleAvenueSouth

Bloomington,MN55420

Contactusatwww.Toro.com.

PrintedintheUSA.

AllRightsReserved

Contents

Introduction.................................................................2

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

SafeOperatingPractices.......................................4

SoundPressure.....................................................6

SoundPower........................................................6

Vibration..............................................................6

SlopeIndicator.....................................................8

SafetyandInstructionalDecals.............................9

Setup..........................................................................12

1InstallingtheBoomandChain.........................12

2CheckingFluidLevels......................................13

3ChargingtheBattery(ElectricStartModels

Only)..............................................................13

ProductOverview......................................................13

Controls.............................................................13

Specications.....................................................16

Attachments/Accessories...................................16

Operation...................................................................16

AddingFuel.......................................................16

CheckingtheEngineOilLevel............................17

CheckingtheHydraulicFluidLevel.....................18

StartingandStoppingtheEngine........................19

StoppingtheMachine.........................................20

MovingaNon-functioningMachine...................20

DiggingaTrench................................................20

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

LiftingtheMachine............................................21

OperatingTips...................................................21

Maintenance...............................................................22

RecommendedMaintenanceSchedule(s)................22

PremaintenanceProcedures....................................23

RemovingtheCoverPlate...................................23

InstallingtheCoverPlate....................................23

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

InstallingtheBottomShield................................23

Lubrication.............................................................24

GreasingtheMachine.........................................24

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

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

ServicingtheAirCleaner(Models22970and

22971)............................................................25

ServicingtheAirCleaner(Model22974)..............26

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

ServicingtheSparkPlug.....................................28

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

DrainingtheFuelTank.......................................30

ReplacingtheFuelFilter.....................................30

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

ServicingtheBattery(Models22971and

22974)............................................................31

ReplacingtheFuses(Models22971and

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

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

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

BeltMaintenance....................................................36

ReplacingthePumpDriveBelt...........................36

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

AdjustingtheTractionControl

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

AdjustingtheTractionControlNeutral

Position..........................................................38

AdjustingtheTrackingoftheTraction

Control,FullForwardPosition........................38

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

ReplacingtheHydraulicFilter.............................39

ChangingtheHydraulicFluid.............................39

CheckingtheHydraulicLines.............................40

TrencherMaintenance............................................40

ReplacingtheDiggingTeeth...............................40

CheckingandAdjustingtheDiggingChain

andBoom......................................................40

ReplacingtheDriveSprocket..............................41

Cleaning.................................................................42

RemovingDebrisfromtheMachine....................42

Storage.......................................................................43

Troubleshooting.........................................................44

Schematics.................................................................46

Safety

Improperuseormaintenancebytheoperator

orownercanresultininjury.Toreducethe

potentialforinjury,complywiththesesafety

instructionsandalwayspayattentiontothesafety

alertsymbol,whichmeans:

Caution

W ar ning

,or

Danger

—personalsafetyinstruction.Failureto

complywiththeinstructionmayresultinpersonal

injuryordeath.

SafeOperatingPractices

Thisproductiscapableofamputatinghandsandfeet.

Alwaysfollowallsafetyinstructionstoavoidserious

injuryordeath.

Engineexhaustcontainscarbonmonoxide,an

odorless,deadlypoisonthatcankillyou.

Donotruntheengineindoorsorinanenclosed

area.

Training

•ReadtheOperator’sManualandothertraining

material.Iftheoperator(s)ormechanic(s)can

notreadEnglish,itistheowner’sresponsibilityto

explainthismaterialtothem.

•Becomefamiliarwiththesafeoperationofthe

equipment,operatorcontrols,andsafetysigns.

•Alloperatorsandmechanicsshouldbetrained.The

ownerisresponsiblefortrainingtheusers.

•Neverletchildrenoruntrainedpeopleoperateor

servicetheequipment.Localregulationsmayrestrict

theageoftheoperator.

•Theowner/usercanpreventandisresponsiblefor

accidentsorinjuriesoccurringtohimselforherself,

otherpeopleorproperty.

Preparation

•Evaluatetheterraintodeterminewhataccessories

andattachmentsareneededtoproperlyand

safelyperformthejob.Onlyuseaccessoriesand

attachmentsapprovedbythemanufacturer.

•Wearappropriateclothingincludinghardhat,

safetyglasses,longpants,safetyshoes,andhearing

protection.Longhair,looseclothingorjewelrymay

gettangledinmovingparts.

•Inspecttheareawheretheequipmentistobeused

andremoveallobjectssuchasrocks,toys,andwire

whichcanbethrownbythemachine.

•Useextracarewhenhandlinggasolineandother

fuels.Theyareammableandvaporsareexplosive.

–Useonlyanapprovedcontainer

–Neverremovethegascaporaddfuelwiththe

enginerunning.Allowtheenginetocoolbefore

refueling.Donotsmoke.

–Neverrefuelordrainthemachineindoors.

•Checkthattheoperatorpresencecontrols,safety

switches,andshieldsareattachedandfunctioning

properly.Donotoperateunlesstheyarefunctioning

properly.

Operation

•Neverrunanengineinanenclosedarea.

•Onlyoperateingoodlight,keepingawayfromholes

andhiddenhazards.

•Besurealldrivesareinneutralandtheparkingbrake

isengagedbeforestartingtheengine.Onlystartthe

enginefromtheoperator’sposition.

•Slowdownanduseextracareonhillsides.Besure

totravelintherecommendeddirectiononhillsides.

Turfconditionscanaffectthemachine’sstability.

•Slowdownandusecautionwhenmakingturnsand

whenchangingdirectionsonslopes.

•Neveroperatewiththeguardsnotsecurelyinplace.

Besureallinterlocksareattached,adjustedproperly,

andfunctioningproperly.

•Donotchangetheenginegovernorsettingor

overspeedtheengine.

•Stoponlevelground,lowertheboom,disengage

thetrencherhydraulics,engagetheparkingbrake,

andshutofftheenginebeforeleavingtheoperator’s

positionforanyreason.

•Keephandsandfeetawayfromthemovingchain,

diggingteeth,andspoilsauger.

•Lookbehindanddownbeforebackinguptobesure

ofaclearpath.

•Nevercarrypassengersandkeeppetsandbystanders

away.

•Slowdownandusecautionwhenmakingturnsand

crossingroadsandsidewalks.

•Donotoperatethemachineundertheinuenceof

alcoholordrugs.

•Usecarewhenloadingorunloadingthemachine

intoatrailerortruck.

•Usecarewhenapproachingblindcorners,shrubs,

trees,orotherobjectsthatmayobscurevision.

•Ensurethattheareaisclearofotherpeoplebefore

operatingthemachine.Stopthemachineifanyone

entersthearea.

•Neverleavearunningmachineunattended.Always

lowertheboom,stoptheengine,settheparking

brake,andremovethekeybeforeleaving.

•Neverjerkthecontrols;useasteadymotion.

•Watchfortrafcwhenoperatingnearorcrossing

roadways.

•Donottouchpartswhichmaybehotfrom

operation.Allowthemtocoolbeforeattemptingto

maintain,adjust,orservice.

•Ensurethatyouoperatethemachineinareaswhere

therearenoobstaclesincloseproximitytothe

operator.Failuretomaintainadequatedistancefrom

trees,walls,andotherbarriersmayresultininjury

asthemachinebacksupduringoperationifthe

operatorisnotattentivetothesurroundings.Only

operatetheunitinareaswherethereissufcient

clearancefortheoperatortosafelymaneuverthe

product.

•Beforedigging,havetheareamarkedfor

undergroundutilities,anddonotdiginmarkedareas.

•Locatethepinchpointareasmarkedonthemachine

andkeephandsandfeetawayfromtheseareas.

•Lightningcancausesevereinjuryordeath.If

lightningisseenorthunderisheardinthearea,do

notoperatethemachine;seekshelter.

SlopeOperation

Slopesareamajorfactorrelatedtoloss-of-controland

tip-overaccidents,whichcanresultinsevereinjuryor

death.Allslopesrequireextracaution.

•Donotoperatethemachineonhillsidesorslopes

exceedingtheanglesrecommendedinthefollowing

table.

ModelFrontFacing

Uphill

RearFacing

Uphill

SideFacing

Uphill

22970

15°14°19°

22971

13°14°19°

22974

11°11°16°

Note:Seealsothe,page.

•Operateupanddownslopeswiththefrontend

ofthemachineuphill.

•Removeobstaclessuchasrocks,treelimbs,etc.

fromtheworkarea.Watchforholes,ruts,orbumps,

asuneventerraincouldoverturnthemachine.Tall

grasscanhideobstacles.

•UseonlyToro-approvedaccessories.Accessoriescan

changethestabilityandtheoperatingcharacteristics

ofthemachine.Warrantymaybevoidedifusedwith

unapprovedaccessories.

•Keepallmovementsonslopesslowandgradual.Do

notmakesuddenchangesinspeedordirection.

•Avoidstartingorstoppingonaslope.Ifthemachine

losestraction,proceedslowly,straightdownthe

slope.

•Avoidturningonslopes.Ifyoumustturn,turn

slowlyandkeeptheheavyendofthemachineuphill.

•Donotoperateneardrop-offs,ditches,or

embankments.Themachinecouldsuddenlyturn

overifatrackgoesovertheedgeofaclifforditch,

orifanedgecavesin.

•Donotoperateonwetgrass.Reducedtractioncould

causesliding.

•Donotparkthemachineonahillsideorslope

withoutloweringtheboomtotheground,setting

theparkingbrake,andchockingthetracks.

MaintenanceandStorage

•Disengagethetrencherhydraulics,lowertheboom,

settheparkingbrake,stoptheengine,andremove

thekey.Waitforallmovementtostopbefore

adjusting,cleaning,orrepairing.

•Cleandebrisfromthechain,diggingteeth,boom,

trencherhead,drives,mufers,andenginetohelp

preventres.Cleanupoilorfuelspillage.

•Lettheenginecoolbeforestoringanddonotstore

nearame.

•Donotstorefuelnearamesordrainindoors.

•Parkthemachineonlevelground.Neverallow

untrainedpersonneltoservicethemachine.

•Usejackstandstosupportcomponentswhen

required.

•Carefullyreleasepressurefromcomponentswith

storedenergy.

•Disconnectthebattery(electricstartmodelsonly)

orremovethesparkplugwiresbeforemaking

anyrepairs.Disconnectthenegativeterminalrst

andthepositivelast.Reconnectpositiverstand

negativelast.

•Keephandsandfeetawayfrommovingparts.If

possible,donotmakeadjustmentswiththeengine

running.

•Keepallpartsingoodworkingconditionandall

hardwaretightened.Replaceallwornordamaged

decals.

•Keepnutsandboltstight.Keepequipmentingood

condition.

•Nevertamperwithsafetydevices.

•Keepthemachinefreeofgrass,leaves,orother

debrisbuild-up.Cleanupoilorfuelspillage.Allow

themachinetocoolbeforestoring.

•Useextracarewhenhandlinggasolineandother

fuels.Theyareammableandvaporsareexplosive.

–Useonlyanapprovedcontainer.

–Neverremovethegascaporaddfuelwhen

theengineisrunning.Allowtheenginetocool

beforerefueling.Donotsmoke.

–Neverrefuelthemachineindoors.

–Neverstorethemachineorfuelcontainerinside

wherethereisanopename,suchasneara

waterheaterorfurnace.

–Neverllacontainerwhileitisinsideavehicle,

trunk,pick-upbed,oranysurfaceotherthanthe

ground.

–Keepcontainernozzleincontactwiththetank

duringlling.

•Stopandinspecttheequipmentifyoustrikean

object.Makeanynecessaryrepairsbeforerestarting.

•UseonlygenuineTororeplacementpartstoensure

thatoriginalstandardsaremaintained.

•Batterysafety(electricstartmodelsonly):

–Chargebatteriesinanopen,wellventilated

area,awayfromsparkandames.Unplugthe

chargerbeforeconnectingordisconnectingit

fromthebattery.Wearprotectiveclothingand

useinsulatedtools.

–Batteryacidispoisonousandcancauseburns.

Avoidcontactwithskin,eyes,andclothing.

Protectyourface,eyes,andclothingwhen

workingwithabattery.

–Batterygasescanexplode.Keepcigarettes,

sparksandamesawayfromthebattery.

•Keepyourbodyandhandsawayfrompinhole

leaksornozzlesthatejecthighpressurehydraulic

uid.Usecardboardorpapertondhydraulic

leaks;neveruseyourhands.Hydraulicuidescaping

underpressurecanpenetrateskinandcauseinjury

requiringsurgerywithinafewhoursbyaqualied

surgeonorgangrenemayresult.

SoundPressure

Model22970and22971

Thisunithasasoundpressurelevelattheoperator’s

earof91dBA,whichincludesanUncertaintyValue(K)

of1.0dBA.

Soundpressurelevelwasdeterminedaccordingtothe

proceduresoutlinedinENISO11201.

Model22974

Thisunithasasoundpressurelevelattheoperator’s

earof92dBA,whichincludesanUncertaintyValue(K)

of1.0dBA.

Soundpressurelevelwasdeterminedaccordingtothe

proceduresoutlinedinENISO11201.

SoundPower

Model22970and22971

Thisunithasaguaranteedsoundpowerlevelof105

dBA,whichincludesanUncertaintyValue(K)of3.75

dBA.

Soundpowerlevelwasdeterminedaccordingtothe

proceduresoutlinedinENISO3744.

Model22974

Thisunithasaguaranteedsoundpowerlevelof107

dBA,whichincludesanUncertaintyValue(K)of3.75

dBA.

Soundpowerlevelwasdeterminedaccordingtothe

proceduresoutlinedinENISO3744.

Vibration

Model22970and22971

Measuredvibrationlevelforrighthand=2.5m/s

Measuredvibrationlevelforlefthand=2.5m/s

UncertaintyValue(K)=1.25m/s

Measuredvaluesweredeterminedaccordingtothe

proceduresoutlinedinENISO20643.

Model22974

Measuredvibrationlevelforrighthand=1.8m/s

Measuredvibrationlevelforlefthand=2.0m/s

UncertaintyValue(K)=1.00m/s

Measuredvaluesweredeterminedaccordingtothe

proceduresoutlinedinENISO20643.

SlopeIndicator

SafetyandInstructionalDecals

Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyareaof

potentialdanger.Replaceanydecalthatisdamagedorlost.

115-1230

1.Warning—donotoperatethismachineunlessyouaretrained.

2.Engine—stop

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,turntheignitionkeytorun,

andreleasetheparkingbrakeoncetheenginehasstarted.

14.ReadtheOperator’sManualbeforeoperatingthetrencher;tooperatethetrencher,lowertheboom,movethetrenchercontrol

levertothereferencebar,pullthetractioncontrolrearwardtomoveinreverseanddigthetrench.

115-1231

1.Cutting/dismembermenthazardofbystanders,

trencher—keepbystandersasafedistancefromthemachine;

donotoperatethetrencherchainwhiletransportingthe

machine.

6.Explosionhazard;shockhazard—donotusemachinenear

buriedutilitylines;contacttheproperagenciesbeforedigging.

2.Explosionhazard,fueling—stoptheengineandextinguish

allameswhenfueling.

7.Boomelevation

3.Tipping/crushinghazard—lowerthetrencherheadwhen

operatingonslopes.

8.Lowertheboom

4.Warning—stayawayfrommovingparts;waitforallmoving

partstostop

9.Raisetheboom

5.Warning—lowertheboom,engagetheparkingbrakeand

stoptheengine,removetheignitionkey,beforeleavingthe

machine.

99-9952

1.Cuttinghazard,chainandauger—stayawayfrommovingpartsandkeepbystandersawayfromthemachine.

2.Warning—stoptheengineandremovethekeybeforepreformingandmaintenanceorrepairs.

3.Explosionand/orelectricshockhazard—donotdiginareaswithburiedgasorpowerlines.

115-4020

1.Turnright3.Reverse

2.Forward

4.Turnleft

93-7814

1.Entanglementhazard,belt—stayawayfrommovingparts.

93-6686

1.Hydraulicoil

2.ReadtheOperator’sManual.

93-9084

1.Liftpoint

2.Tie-downpoint

100-4650

1.Crushinghazardofhand—keepbystandersasafedistance

fromthemachine.

2.Crushinghazardoffoot—keepbystandersasafedistance

fromthemachine.

107-8495

1.Parkingbrake

BatterySymbols

Someorallofthesesymbolsareonyourbattery(electric

startmodelsonly)

1.Explosionhazard

6.Keepbystandersasafe

distancefromthebattery.

2.Nore,opename,or

smoking.

7.Weareyeprotection;

explosivegasescan

causeblindnessandother

injuries

3.Causticliquid/chemical

burnhazard

8.Batteryacidcancause

blindnessorsevereburns.

4.Weareyeprotection9.Flusheyesimmediately

withwaterandgetmedical

helpfast.

5.ReadtheOperator’s

Manual.

10.Containslead;donot

discard.

Setup

LooseParts

Usethechartbelowtoverifythatallpartshavebeenshipped.

ProcedureDescription

Qty.

Use

Boom(soldseparately)

Chain(soldseparately)

Installtheboomandchain.

Nopartsrequired

–

Checktheuidlevels.

Nopartsrequired

–

Chargethebattery.

InstallingtheBoomandChain

Partsneededforthisprocedure:

Boom(soldseparately)

Chain(soldseparately)

Procedure

Important:Thereareseveralboomandchainsize

congurationsavailable.RefertoyouAuthorized

ServiceDealertoobtaintheappropriateboomand

chaintomeetyourrequirements.

1.Stoptheengineandremovethekey.

2.Removethebolt,2saddlewashers,andnutsecuring

thespoilsaugerandremovetheauger(Figure3).

Savethefastenersforfutureuse.

Figure3

1.Spoilsauger

6.Adjustingbolt

2.Boom7.Jamnut

3.Bolts8.Armonthedrivehead

4.Doublewasher9.Drivesprocket

5.Nuts

3.Removethe2bolts,nuts,anddoublewashersfrom

thesidesoftheboom(Figure3).

4.Loosentheadjustingboltandjamnut(Figure3).

5.Slidetheboomoverthearmonthedrivehead.

6.Installthe2bolts,nuts,anddoublewashersremoved

instep3throughtheboomandarm,butdonot

tightenthem.

7.Ifthechainisnotconnected,connectthelinksby

pressingorhammeringtheclevispinsuppliedwith

thechainthroughthelinks.

Important:Toavoidbendingthechainlinks,

placeblocksunderandbetweenthelinkswhen

hammeringtheclevispinthrough.

8.Securetheclevispinwiththecotterpinsupplied

withthechain.

9.Loopthediggingchainovertheaugerdriveshaftand

ontothedrivesprocket,ensuringthatthedigging

teethpointforwardontheupperspan.

10.Settheupperspanofthechainintoplaceonthe

trencherboom,thenwrapthechainaroundthe

rollerattheendoftheboom.

11.Threadtheadjustmentboltintotheboomandturn

itinuntilthereis1-1/2to2-1/2inches(3.8to6.3

cm)ofslackinthechainonthebottomspan.

12.Threadthejamnutdowntheadjustingboltand

tightenitsecurelyagainsttheboom.

13.Torquethe2boltsandnutssecuringtheboomto

135to165ft-lb(183to223N-m).

14.Installthespoilsaugerusingthebolt,2saddle

washer,andnutyouremovedpreviously.

15.Torquetheboltandnutto75ft-lb(101N-m).

CheckingFluidLevels

NoPartsRequired

Procedure

Beforestartingtheengineforthersttime,checkthe

engineoilandhydraulicuidlevels;refertoOperation

formoreinformation.

ChargingtheBattery(Electric

StartModelsOnly)

NoPartsRequired

Procedure

Chargethebattery;refertoServicingtheBatteryin

Maintenanceformoreinformation.

ProductOverview

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.

G007801

Figure5

1.Tractioncontrol5.Throttlelever

2.Boomelevationlever

6.Chokelever

3.Trenchercontrollever7.Keyswitch

4.Referencebar8.Hourmeter(optional

accessoryonmodel

22970)

KeySwitch,Model22970

Thekeyswitchhas2positions:offandrun.

Tostarttheengine,rotatethekeytotherunposition,

thenpulltherecoilhandleontheengine.

Tostoptheengine,rotatethekeytotheoffposition.

KeySwitch,ElectricStartModels

Thekeyswitchhasthreepositions:off,run,andstart.

Tostarttheengine,rotatethekeytothestartposition.

Releasethekeywhenenginestartsanditwillmove

automaticallytotherunposition.

Tostoptheengine,rotatethekeytotheoffposition.

ThrottleLever

Movethecontrolforwardtoincreasetheenginespeed

andrearwardtodecreasespeed.

ChokeLever

Beforestartingacoldengine,movethechokelever

forward.Aftertheenginestarts,regulatethechoketo

keeptheenginerunningsmoothly.Assoonaspossible,

movethechokeleverallthewayrearward.

Note:Awarmenginerequireslittleornochoking.

HourMeter

Whentheengineisoff,thehourmeterdisplaysthe

numberofhoursofoperationthathavebeenlogged

onthemachine.

Note:Thehourmeterisanoptionalaccessoryon

model22970.

ReferenceBar

Whendrivingthemachine,usethereferencebarasa

handleandaleveragepointforcontrollingthetraction

controlandthetrenchercontrollever.Toensure

smooth,controlledoperation,donottakebothhands

offofthereferencebarwhileoperatingthemachine.

TractionControl

Figure6

1.Referencebar(doesnotmovetogiveyouareferencepoint

andaxedhandletoholdwhileoperatingthetractionunit)

2.Tractioncontrol(movestocontrolthemachine)

•Tomoveforward,movethetractioncontrolforward

(Figure7).

Figure7

•Tomoverearward,movethetractioncontrol

rearward(Figure8).Whenreversing,lookbehind

forobstructionsandkeepyourhandsonthe

referencebar(Figure6).

Figure8

•Toturnright,rotatethetractioncontrolclockwise

(Figure9).

G008131

Figure9

•Toturnleft,rotatethetractioncontrol

counterclockwise(Figure10).

G008132

Figure10

•Tostop,releasethetractioncontrol(Figure6).

Note:Thefartheryoumovethetractioncontrolin

anydirection,thefasterthemachinewillmoveinthat

direction.

BoomElevationLever

Tolowertheboom,slowlymovetheleverforward

(Figure11).

Toraisetheboom,slowlymovetheleverrearward

(Figure11).

Figure11

1.Lowertheboom2.Raisetheboom

BoomElevationLock

Theboomelevationlocksecurestheboomelevation

leversothatyoucannotpushitforward.Thishelpsto

ensurethatnoonewillaccidentallylowertheboom

duringmaintenance.Securetheboomwiththelock

anytimeyouneedtostopthemachinewiththeboom

raised.

Tosetthelock,liftuponitsoitclearstheholeinthe

controlpanelandswingittotherightinfrontofthe

boomelevationlever,pushingitdownintothelocked

position(Figure12).

Figure12

1.Boomelevationlever2.Boomelevationlock

TrencherControlLever

Todigwiththetrencher,rotatetheleverrearwardand

pullitdowntothereferencebar(Figure13,number1).

Toreversethetrencherhead,rotatetheleverrearward,

thenmoveitleftintotheupperslot(Figure13,number

2).

Ifyoureleasethelever,itwillautomaticallyreturnto

theneutralposition(Figure13,number3),stoppingthe

chain.

Figure13

1.Forward3.Neutral

2.Reverse

ParkingBrakeLever

•Tosettheparkingbrake,pullthebrakelever

rearwardandup(Figure14).

•Toreleasethebrake,pulltheleverrearwardandthen

down(Figure14).

G007804

Figure14

1.Parkingbrakelever(inthereleasedposition)

Specications

Note:Specicationsanddesignaresubjecttochange

withoutnotice.

Width

33.8inches(86cm)

Length,with24inch(70

cm)boom

82.5inches(209.5cm)

Length,with36inch(91.4

cm)boom

92.6inches(235cm)

Length,with48inch(122

cm)boom(model22974

only)

111.2inches(282.5cm)

Height

46inches(117cm)

Weight(model22970)*1100lb(499Kg)

Weight(model22971)*1185lb(538Kg)

Weight(model22974)*1208lb(578Kg)

*A36inch(91.4cm)boomandchainwilladdabout60lbtothelistedweight.

Attachments/Accessories

AselectionofToroapprovedattachmentsand

accessoriesareavailableforusewiththemachineto

enhanceandexpanditscapabilities.Contactyour

AuthorizedServiceDealerorDistributororgoto

www.Toro.comforalistofallapprovedattachments

andaccessories.

Operation

Note:Determinetheleftandrightsidesofthe

machinefromthenormaloperatingposition.

Important:Beforeoperating,checkthefueland

oillevel,andremovedebrisfromthemachine.

Also,ensurethattheareaisclearofpeopleand

debris.Youshouldalsoknowandhavemarkedthe

locationsofallutilitylines.

AddingFuel

Useunleadedgasoline(87pumpoctaneminimum).

Leaded,regulargasolinemaybeusedifunleadedisnot

available.

Incertainconditions,gasolineisextremely

ammableandhighlyexplosive.Areor

explosionfromgasolinecanburnyouand

othersandcandamageproperty.

•Fillthefueltankoutdoors,inanopenarea,

whentheengineiscold.Wipeupany

gasolinethatspills.

•Neverllthefueltankinsideanenclosed

trailer.

•Donotllthefueltankcompletelyfull.Add

gasolinetothefueltankuntilthelevelis1/4

to1/2inch(6to13mm)belowthebottomof

thellerneck.Thisemptyspaceinthetank

allowsgasolinetoexpand.

•Neversmokewhenhandlinggasoline,and

stayawayfromanopenameorwhere

gasolinefumesmaybeignitedbyaspark.

•Storegasolineinanapprovedcontainerand

keepitoutofthereachofchildren.Never

buymorethana30-daysupplyofgasoline.

•Donotoperatewithoutentireexhaust

systeminplaceandinproperworking

condition.

Incertainconditionsduringfueling,static

electricitycanbereleasedcausingaspark

whichcanignitethegasolinevapors.Are

orexplosionfromgasolinecanburnyouand

othersandcandamageproperty.

•Alwaysplacegasolinecontainersonthe

groundawayfromyourvehiclebeforelling.

•Donotllgasolinecontainersinsidea

vehicleoronatruckortrailerbedbecause

interiorcarpetsorplastictruckbedliners

mayinsulatethecontainerandslowtheloss

ofanystaticcharge.

•Whenpractical,removegas-powered

equipmentfromthetruckortrailerand

refueltheequipmentwithitswheelsonthe

ground.

•Ifthisisnotpossible,thenrefuelsuch

equipmentonatruckortrailerfroma

portablecontainer,ratherthanfroma

gasolinedispensernozzle.

•Ifagasolinedispensernozzlemustbeused,

keepthenozzleincontactwiththerimof

thefueltankorcontaineropeningatall

timesuntilfuelingiscomplete.

Important:Donotusemethanol,gasoline

containingmethanol,orgasoholcontainingmore

than10%ethanolbecausethefuelsystemcouldbe

damaged.Donotmixoilwithgasoline.

UsingStabilizer/Conditioner

Useafuelstabilizer/conditionerinthemachineto

providethefollowingbenets:

•Keepsgasolinefreshduringstorageof90daysor

less.Forlongerstorageitisrecommendedthatthe

fueltankbedrained.

•Cleanstheenginewhileitruns

•Eliminatesgum-likevarnishbuildupinthefuel

system,whichcauseshardstarting

Important:Donotusefueladditivescontaining

methanolorethanol.

Addthecorrectamountofgasstabilizer/conditioner

tothegas.

Note:Afuelstabilizer/conditionerismosteffective

whenmixedwithfreshgasoline.Tominimizethe

chanceofvarnishdepositsinthefuelsystem,usefuel

stabilizeratalltimes.

FillingtheFuelTank

1.Parkthemachineonalevelsurface,lowerthe

boom,andstoptheengine.

2.Removethekeyandallowtheenginetocool.

3.Cleanaroundthefueltankcapandremoveit

(Figure15).

G007806

Figure15

1.Fueltankcap

4.Addunleadedgasolinetothefueltank,untilthe

levelis1/4to1/2inchbelowthebottomofthe

llerneck.

Important:Thisspaceinthetankallows

gasolinetoexpand.Donotllthefueltank

completelyfull.

5.Installthefueltankcapsecurely.

6.Wipeupanygasolinethatmayhavespilled.

CheckingtheEngineOilLevel

ServiceInterval:Beforeeachuseordaily

1.Parkthemachineonalevelsurface,lowerthe

boom,andstoptheengine.

2.Removethekeyandallowtheenginetocool.

3.Cleanaroundtheoildipstick(Figure16).

Figure16

1.Oilllerhole

3.Fullmark

2.Oildipstick

4.Addmark

4.Removethedipstickandwipetheendclean

(Figure16).

5.Slidethedipstickfullyintothedipsticktubewithout

threadingitintothellerneck(Figure16).

6.Pullthedipstickoutandlookattheend.The

oilshouldbebetweentheAddandFullmarks

(Figure16).

7.IftheoilisbelowtheAddmark,add10w30engine

oiltothellerhole,checkingthelevelfrequently

withthedipstick,untiltheoillevelreachestheFull

mark.

8.Replacethedipstick.

CheckingtheHydraulicFluid

Level

ServiceInterval:Every25hours

HydraulicTankCapacity:6USgallons(23l)

Use10W-30or15W-40detergent,dieselengineoil(API

serviceCH-4orhigher).

1.Parkthemachineonalevelsurfaceandlowerthe

boom.

2.Stoptheengine,removethekey,andallowthe

enginetocool.

3.Lookintotheglassbubbleontherightsideofthe

machine.Ifyoucannotseehydraulicuidinthe

bubble,continuethisproceduretoadduid.

G007808

Figure17

1.Hydraulicuidcheckbubble

4.Removethecoverplate;refertoRemovingthe

CoverPlate.

5.Cleantheareaaroundthellerneckofthehydraulic

tankandremovethecapandlterfromtheller

neckusingasocket(Figure18).

Figure18

1.Fillerneckcap

2.Hydraulicuidlter

6.Ifthelevelislow,adduiduntilitisvisibleinthe

glassbubble.

7.Installthecapandlteronthellerneckandtorque

boltontopto110to140inch-lb(13to15.5N-m).

StartingandStoppingthe

Engine

StartingtheEngine

1.MovethethrottlelevermidwaybetweenSlowand

Fastpositions(Figure19).

G007809

Figure19

1.Throttlelever3.Key

2.Chokelever

2.MovethechokelevertotheOnposition(Figure19).

Note:Awarmorhotenginemaynotrequire

choking.

3.Starttheengineasfollowsforyourmodel:

•Formodel22970,turnthekeytotheOn

positionthenpulltherecoilhandletostartthe

engine(Figure20).

G007810

Figure20

1.Recoilhandle

•Foranelectricstartmodel,turnthekeytothe

Onposition(Figure19).Whentheenginestarts,

releasethekey.

Important:Donotengagethestarterfor

morethan10secondsatatime.Iftheengine

failstostart,allowa30secondcool-down

periodbetweenattempts.Failuretofollow

theseinstructionscanburnoutthestarter

motor.

4.GraduallymovethechokelevertotheOffposition

(Figure19).Iftheenginestallsorhesitates,engage

thechokeagainuntiltheenginewarmsup.

5.Movethethrottlelevertothedesiredsetting

(Figure19).

Important:Iftheengineisrunathighspeeds

whenthehydraulicsystemiscold(i.e.,when

theambientairtemperatureisnearfreezingor

lower),hydraulicsystemdamagecouldoccur.

Whenstartingtheengineincoldconditions,

allowtheenginetoruninthemiddlethrottle

positionfor2to5minutesbeforemovingthe

throttletofast(rabbit).

Note:Iftheoutdoortemperatureisbelow

freezing,storethemachineinagaragetokeepit

warmerandaidinstarting.

StoppingtheEngine

1.MovethethrottlelevertotheSlowposition

(Figure19).

2.Lowertheboom(Figure21).

Figure21

3.Turnthekeyoff(Figure19).

Note:Iftheenginehasbeenworkinghardor

ishot,letitidleforaminutebeforeturningthe

ignitionkeyoff.Thishelpscooltheenginebefore

itisstopped.Inanemergency,theenginemaybe

stoppedimmediately.

4.Removethekey.

StoppingtheMachine

Tostopthemachine,releasethetractioncontrol,move

thethrottlelevertoslow(turtle),lowertheboomto

theground,andstoptheengine.Settheparkingbrake

andremovethekey.

Achildoruntrainedbystandercouldattemptto

operatethemachineandbeinjured.

Removethekeyfromtheswitchwhenleaving

themachine,evenifjustforafewseconds.

MovingaNon-functioning

Machine

Important:Donottoworpullthemachine

withoutrstopeningthetowvalves,orthe

hydraulicsystemwillbedamaged.

1.Stoptheengine.

2.Removethebottomshield.

3.Usingawrench,turnthetowvalvesonthehydraulic

pumpstwicecounter-clockwise(Figure22).

G007816

Figure22

1.Towvalves

4.Installthebottomshieldandtowthemachineas

required.

5.Whenthemachinehasbeenrepaired,closethetow

valvesbeforeoperatingit.

DiggingaTrench

1.Starttheengine,raisetheboom,setthethrottle

levertotheFastposition,andmovethemachine

overtheareatobetrenched.

2.Pullthetrenchercontrollevertothereferencebar

toengagethetrencher.

3.Slowlylowertheboomandchainintotheground.

Note:Toachievethemaximumdepth,youmay

needtolowertheboomasfarintothegroundas

itwillgowiththechainrunning.Then,stopthe

chainandloweritfully.Startthechainagainand

resumeoperation.

4.Oncethetrencherboomisinthegroundata45

to60degreeangle,slowlymovethetractionunit

rearwardtoextendthetrench.

Note:Ifyoumovetoofast,thetrencherwillstall.

Ifitstalls,raiseitslightly,slowlydriveforward,or

reversethechaindirectionmomentarily.

5.Whennished,raisetheboomoutofthetrench,

thenstopthetrencher.

SecuringtheMachinefor

Transport

Whentransportingthemachineonatrailer,alwaysuse

thefollowingprocedure:

Important:Donotoperateordrivethemachine

onroadways.

1.Stoptheengine.

2.Lowertheboom.

3.Securethemachinetothetrailerwithchainsor

strapsusingthetie-down/liftloopsatthefrontand

rearofthemachine(Figure23andFigure24).Refer

toyourlocalordinancesfortrailerandtie-down

requirements.

Figure23

1.Fronttie-downloop

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Toro TRX-26 Trencher User manual

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Model: TRX-26 Trencher

Category: Utility Vehicle

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