Toro TRX-20 Trencher User manual

Brand: Toro

Model: TRX-20 Trencher

Type: User manual

FormNo.3378-757RevA

TRX-20Trencher

ModelNo.22973HD—SerialNo.314000001andUp

Registeratwww.Toro.com.

OriginalInstructions(EN)

*3378-757*A

WARNING

CALIFORNIA

Proposition65Warning

Thisproductcontainsachemicalorchemicals

knowntotheStateofCaliforniatocausecancer,

birthdefects,orreproductiveharm.

Theengineexhaustfromthisproduct

containschemicalsknowntotheStateof

Californiatocausecancer,birthdefects,

orotherreproductiveharm.

DANGER

Theremaybeburiedpower,gas,and/ortelephone

linesintheworkarea.Shockorexplosionmay

occurifyoudigintothem.

Havethepropertyorworkareamarkedforburied

linesanddonotdiginmarkedareas.Contactyour

localmarkingserviceorutilitycompanytohavethe

propertymarked(forexample,intheUnitedStates,

call811forthenationwidemarkingservice).

ThissparkignitionsystemcomplieswithCanadianICES-002.

Important:Thisengineisnotequippedwithaspark

arrestermufer.ItisaviolationofCaliforniaPublic

ResourceCodeSection4442touseoroperatetheengine

onanyforest-covered,brush-covered,orgrass-covered

land.Otherstatesorfederalareasmayhavesimilarlaws.

Theenclosed

Engine Owner's Man ual

issuppliedfor

informationregardingtheUSEnvironmentalProtection

Agency(EPA)andtheCaliforniaEmissionControl

Regulationofemissionsystems,maintenance,and

warranty.Replacementsmaybeorderedthroughthe

enginemanufacturer.

ThisproductcomplieswithallrelevantEuropeandirectives,

fordetailspleaseseetheseparateproductspecicDeclaration

ofConformity(DOC)sheet.

Introduction

Thismachineisdesignedtodigtrenchesinsoiltobury

cablingandpipingforvariousapplications.Itisnotintended

tocutrock,wood,oranyothermaterialotherthansoil.

Readthisinformationcarefullytolearnhowtooperateand

maintainyourproductproperlyandtoavoidinjuryand

productdamage.Youareresponsibleforoperatingthe

productproperlyandsafely.

YoumaycontactTorodirectlyatwww .Toro.comforproduct

andaccessoryinformation,helpndingadealer,ortoregister

yourproduct.

Wheneveryouneedservice,genuineToroparts,oradditional

information,contactanAuthorizedServiceDealerorToro

CustomerServiceandhavethemodelandserialnumbersof

yourproductready.

Figure1illustratesthelocationofthe

modelandserialnumbersontheproduct.Writethenumbers

inthespaceprovided.

G007797

Figure1

1.Modelandserialnumberplate

ModelNo.

SerialNo.

Thismanualidentiespotentialhazardsandhassafety

messagesidentiedbythesafetyalertsymbol(Figure2),

whichsignalsahazardthatmaycauseseriousinjuryordeath

ifyoudonotfollowtherecommendedprecautions.

Figure2

1.Safetyalertsymbol

Thismanualuses2otherwordstohighlightinformation.

Importantcallsattentiontospecialmechanicalinformation

andNoteemphasizesgeneralinformationworthyofspecial

attention.

8111LyndaleAvenueSouth

Bloomington,MN55420

Contactusatwww.Toro.com.

PrintedintheUSA.

AllRightsReserved

Contents

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

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

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

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

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

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

SlopeIndicator.......................................................7

SafetyandInstructionalDecals.................................8

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

CheckingFluidLevels.............................................12

ChargingtheBattery...............................................12

ProductOverview.........................................................12

Controls...............................................................12

Specications........................................................14

Attachments/Accessories........................................15

Operation....................................................................15

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

CheckingtheEngineOilLevel.................................16

CheckingtheHydraulicFluidLevel...........................17

StartingandStoppingtheEngine..............................18

StoppingtheMachine.............................................18

MovingaNon-functioningMachine.........................18

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

SecuringtheMachineforTransport..........................19

LiftingtheMachine................................................19

OperatingTips......................................................20

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

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

PremaintenanceProcedures........................................22

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

InstallingtheCoverPlate.........................................22

RemovingtheBottomShield...................................22

InstallingtheBottomShield.....................................22

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

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

GreasingtheTrencherHousing................................23

EngineMaintenance..................................................24

ServicingtheAirCleaner.........................................24

ServicingtheEngineOil..........................................25

ServicingtheSparkPlug..........................................26

FuelSystemMaintenance...........................................27

DrainingtheFuelTank...........................................27

ReplacingtheFuelFilter..........................................28

ElectricalSystemMaintenance....................................28

ServicingtheBattery...............................................28

ReplacingtheFuses................................................30

DriveSystemMaintenance.........................................31

ServicingtheTracks................................................31

BeltMaintenance......................................................33

ReplacingthePumpDriveBelt.................................33

ControlsSystemMaintenance.....................................34

AdjustingtheTractionControlAlignment.................34

AdjustingtheTractionControlNeutral

Position.............................................................35

AdjustingtheTrackingoftheTractionControl,

FullForwardPosition..........................................35

HydraulicSystemMaintenance....................................36

ReplacingtheHydraulicFilter..................................36

ChangingtheHydraulicFluid...................................36

CheckingtheHydraulicLines...................................37

TrencherMaintenance................................................38

ReplacingtheDiggingTeeth....................................38

CheckingandAdjustingtheDiggingChainand

Boom................................................................38

ReplacingtheDriveSprocket...................................38

Cleaning...................................................................40

RemovingDebrisfromtheMachine..........................40

Storage........................................................................40

Troubleshooting...........................................................42

Schematics...................................................................44

Safety

Improperuseormaintenancebytheoperatororowner

canresultininjury.Toreducethepotentialforinjury,

complywiththesesafetyinstructionsandalways

payattentiontothesafetyalertsymbol,which

means:

Caution

W ar ning

,or

Danger

—personalsafety

instruction.Failuretocomplywiththeinstructionmay

resultinpersonalinjuryordeath.

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.

•Wearappropriateclothingincludinghardhat,safety

glasses,longpants,safetyshoes,andhearingprotection.

Longhair,looseclothingorjewelrymaygettangledin

movingparts.

•Inspecttheareawheretheequipmentistobeusedand

removeallobjectssuchasrocks,toys,andwirewhichcan

bethrownbythemachine.

•Useextracarewhenhandlinggasolineandotherfuels.

Theyareammableandvaporsareexplosive.

–Useonlyanapprovedcontainer

–Neverremovethegascaporaddfuelwiththeengine

running.Allowtheenginetocoolbeforerefueling.

Donotsmoke.

–Neverrefuelordrainthemachineindoors.

•Checkthattheoperatorpresencecontrols,safetyswitches,

andshieldsareattachedandfunctioningproperly.Donot

operateunlesstheyarefunctioningproperly.

Operation

•Neverrunanengineinanenclosedarea.

•Onlyoperateingoodlight,keepingawayfromholesand

hiddenhazards.

•Besurealldrivesareinneutralandtheparkingbrakeis

engagedbeforestartingtheengine.Onlystarttheengine

fromtheoperator'sposition.

•Slowdownanduseextracareonhillsides.Besureto

travelintherecommendeddirectiononhillsides.Turf

conditionscanaffectthemachine'sstability.

•Slowdownandusecautionwhenmakingturnsandwhen

changingdirectionsonslopes.

•Neveroperatewithouttheguardssecurelyinplace.Be

sureallinterlocksareattached,adjusted,andfunctioning

properly.

•Donotchangetheenginegovernorsettingoroverspeed

theengine.

•Stoponlevelground,lowertheboom,disengagethe

trencherhydraulics,engagetheparkingbrake,andshut

offtheenginebeforeleavingtheoperator'spositionfor

anyreason.

•Keephandsandfeetawayfromthemovingchain,digging

teeth,andspoilsauger.

•Lookbehindanddownbeforebackinguptobesureof

aclearpath.

•Nevercarrypassengersandkeeppetsandbystanders

away.

•Slowdownandusecautionwhenmakingturnsand

crossingroadsandsidewalks.

•Donotoperatethemachineundertheinuenceof

alcoholordrugs.

•Usecarewhenloadingorunloadingthemachineintoa

trailerortruck.

•Usecarewhenapproachingblindcorners,shrubs,trees,

orotherobjectsthatmayobscurevision.

•Ensurethattheareaisclearofotherpeoplebefore

operatingthemachine.Stopthemachineifanyoneenters

thearea.

•Neverleavearunningmachineunattended.Alwayslower

theboom,stoptheengine,settheparkingbrake,and

removethekeybeforeleaving.

•Neverjerkthecontrols;useasteadymotion.

•Watchfortrafcwhenoperatingnearorcrossing

roadways.

•Donottouchpartswhichmaybehotfromoperation.

Allowthemtocoolbeforeattemptingtomaintain,adjust,

orservice.

•Ensurethatyouoperatethemachineinareaswhere

therearenoobstaclesincloseproximitytotheoperator.

Failuretomaintainadequatedistancefromtrees,walls,

andotherbarriersmayresultininjuryasthemachine

backsupduringoperationiftheoperatorisnotattentive

tothesurroundings.Onlyoperatetheunitinareaswhere

thereissufcientclearancefortheoperatortosafely

maneuvertheproduct.

•Beforedigging,havetheareamarkedforunderground

utilities,anddonotdiginmarkedareas.

•Locatethepinchpointareasmarkedonthemachineand

keephandsandfeetawayfromtheseareas.

•Lightningcancausesevereinjuryordeath.Iflightning

isseenorthunderisheardinthearea,donotoperate

themachine;seekshelter.

SlopeOperation

Slopesareamajorfactorrelatedtoloss-of-controland

tip-overaccidents,whichcanresultinsevereinjuryordeath.

Allslopesrequireextracaution.

•Donotoperatethemachineonhillsidesorslopes

exceedingtheanglesrecommendedinthefollowingtable.

FrontFacing

Uphill

RearFacingUphill

SideFacingUphill

13°14°19°

Note:SeealsotheSlopeIndicator(page7).

•Operateupanddownslopeswiththefrontendof

themachineuphill.

•Removeobstaclessuchasrocks,treelimbs,etc.fromthe

workarea.Watchforholes,ruts,orbumps,asuneven

terraincouldoverturnthemachine.Tallgrasscanhide

obstacles.

•UseonlyToro-approvedaccessories.Accessoriescan

changethestabilityandtheoperatingcharacteristics

ofthemachine.Warrantymaybevoidedifusedwith

unapprovedaccessories.

•Keepallmovementsonslopesslowandgradual.Donot

makesuddenchangesinspeedordirection.

•Avoidstartingorstoppingonaslope.Ifthemachine

losestraction,proceedslowly,straightdowntheslope.

•Avoidturningonslopes.Ifyoumustturn,turnslowly

andkeeptheheavyendofthemachineuphill.

•Donotoperateneardrop-offs,ditches,orembankments.

Themachinecouldsuddenlyturnoverifatrackgoes

overtheedgeofaclifforditch,orifanedgecavesin.

•Donotoperateonwetgrass.Reducedtractioncould

causesliding.

•Donotparkthemachineonahillsideorslopewithout

loweringtheboomtotheground,settingtheparking

brake,andchockingthetracks.

MaintenanceandStorage

•Disengagethetrencherhydraulics,lowertheboom,set

theparkingbrake,stoptheengine,andremovethekey.

Waitforallmovementtostopbeforeadjusting,cleaning,

orrepairing.

•Cleandebrisfromthechain,diggingteeth,boom,

trencherhead,drives,mufers,andenginetohelpprevent

res.Cleanupoilorfuelspillage.

•Lettheenginecoolbeforestoringanddonotstorenear

ame.

•Donotstorefuelnearamesordrainindoors.

•Parkthemachineonlevelground.Neverallowuntrained

personneltoservicethemachine.

•Usejackstandstosupportcomponentswhenrequired.

•Carefullyreleasepressurefromcomponentswithstored

energy.

•Disconnectthebatteryorremovethesparkplugwires

beforemakinganyrepairs.Disconnectthenegative

terminalrstandthepositivelast.Reconnectpositive

rstandnegativelast.

•Keephandsandfeetawayfrommovingparts.Ifpossible,

donotmakeadjustmentswiththeenginerunning.

•Keepallpartsingoodworkingconditionandallhardware

tightened.Replaceallwornordamageddecals.

•Keepnutsandboltstight.Keepequipmentingood

condition.

•Nevertamperwithsafetydevices.

•Keepthemachinefreeofgrass,leaves,orotherdebris

build-up.Cleanupoilorfuelspillage.Allowthemachine

tocoolbeforestoring.

•Useextracarewhenhandlinggasolineandotherfuels.

Theyareammableandvaporsareexplosive.

–Useonlyanapprovedcontainer.

–Neverremovethegascaporaddfuelwhenthe

engineisrunning.Allowtheenginetocoolbefore

refueling.Donotsmoke.

–Neverrefuelthemachineindoors.

–Neverstorethemachineorfuelcontainerinside

wherethereisanopename,suchasnearawater

heaterorfurnace.

–Neverllacontainerwhileitisinsideavehicle,trunk,

pick-upbed,oranysurfaceotherthantheground.

–Keepcontainernozzleincontactwiththetankduring

lling.

•Stopandinspecttheequipmentifyoustrikeanobject.

Makeanynecessaryrepairsbeforerestarting.

•UseonlygenuineTororeplacementpartstoensurethat

originalstandardsaremaintained.

•Batterysafety:

–Chargebatteriesinanopen,wellventilatedarea,away

fromsparkandames.Unplugthechargerbefore

connectingordisconnectingitfromthebattery.Wear

protectiveclothinganduseinsulatedtools.

–Batteryacidispoisonousandcancauseburns.Avoid

contactwithskin,eyes,andclothing.Protectyour

face,eyes,andclothingwhenworkingwithabattery.

–Batterygasescanexplode.Keepcigarettes,sparks

andamesawayfromthebattery.

•Keepyourbodyandhandsawayfrompinholeleaks

ornozzlesthatejecthighpressurehydraulicuid.Use

cardboardorpapertondhydraulicleaks;neveruse

yourhands.Hydraulicuidescapingunderpressurecan

penetrateskinandcauseinjuryrequiringsurgerywithina

fewhoursbyaqualiedsurgeonorgangrenemayresult.

SoundPressure

Thisunithasasoundpressurelevelattheoperator’searof90

dBA,whichincludesanUncertaintyValue(K)of1.0dBA.

Soundpressurelevelwasdeterminedaccordingtothe

proceduresoutlinedinENISO11201.

SoundPower

Thisunithasaguaranteedsoundpowerlevelof108dBA,

whichincludesanUncertaintyValue(K)of3.75dBA.

Soundpowerlevelwasdeterminedaccordingtothe

proceduresoutlinedinENISO3744.

Vibration

Measuredvibrationlevelforrighthand=2.3m/s

Measuredvibrationlevelforlefthand=2.1m/s

UncertaintyValue(K)=1.1m/s

Measuredvaluesweredeterminedaccordingtotheprocedures

outlinedinENISO20643.

SlopeIndicator

G01 1841

Figure3

Thispagemaybecopiedforpersonaluse.

1.Todeterminethemaximumslopeyoucansafelyoperatethemachineon,refertotheSlopeOperationsection.Usetheslope

indicatortodeterminethedegreeofslopeofhillsbeforeoperating.Donotoperatethismachineonaslopegreaterthanthat

speciedintheSlopeOperationsection.Foldalongtheappropriatelinetomatchtherecommendedslope.

2.Alignthisedgewithaverticalsurface,atree,building,fencepole,etc.

3.Exampleofhowtocompareslopewithfoldededge.

SafetyandInstructionalDecals

Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyareaofpotential

danger.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

117–2718

BatterySymbols

Someorallofthesesymbolsareonyourbattery

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

CheckingFluidLevels

Beforestartingtheengineforthersttime,checktheengine

oilandhydraulicuidlevels;refertoCheckingtheEngine

OilLevel(page16)andCheckingtheHydraulicFluidLevel

(page17).

ChargingtheBattery

Chargethebattery;refertoServicingtheBattery(page28).

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)beforeyou

starttheengineandoperatethemachine.

G007801

Figure5

1.Tractioncontrol5.Throttlelever

2.Boomelevationlever

6.Chokelever

3.Trenchercontrollever7.Keyswitch

4.Referencebar

8.Hourmeter

KeySwitch

Thekeyswitchhasthreepositions:off,run,andstart.

Tostarttheengine,rotatethekeytothestartposition.Release

thekeywhenenginestartsanditwillmoveautomaticallyto

therunposition.

Tostoptheengine,rotatethekeytotheoffposition.

ThrottleLever

Movethecontrolforwardtoincreasetheenginespeedand

rearwardtodecreasespeed.

ChokeLever

Beforestartingacoldengine,movethechokeleverforward.

Aftertheenginestarts,regulatethechoketokeeptheengine

runningsmoothly.Assoonaspossible,movethechokelever

allthewayrearward.

Note:Awarmenginerequireslittleornochoking.

HourMeter

Whentheengineisoff,thehourmeterdisplaysthenumber

ofhoursofoperationthathavebeenloggedonthemachine.

ReferenceBar

Whendrivingthemachine,usethereferencebarasahandle

andaleveragepointforcontrollingthetractioncontroland

thetrenchercontrollever.Toensuresmooth,controlled

operation,donottakebothhandsoffofthereferencebar

whileoperatingthemachine.

TractionControl

Figure6

1.Referencebar(doesnotmovetogiveyouareferencepoint

andaxedhandletoholdwhileoperatingthetractionunit)

2.Tractioncontrol(movestocontrolthemachine)

•Tomoveforward,movethetractioncontrolforward

(Figure7).

Figure7

•Tomoverearward,movethetractioncontrolrearward

(Figure8).Whenreversing,lookbehindfor

obstructionsandkeepyourhandsonthereference

bar(Figure6).

Figure8

•Toturnright,rotatethetractioncontrolclockwise(Figure

G008131

Figure9

•Toturnleft,rotatethetractioncontrolcounterclockwise

(Figure10).

G008132

Figure10

•Tostop,releasethetractioncontrol(Figure6).

Note:Thefartheryoumovethetractioncontrolinany

direction,thefasterthemachinewillmoveinthatdirection.

BoomElevationLever

Tolowertheboom,slowlymovetheleverforward(Figure

11).

Toraisetheboom,slowlymovetheleverrearward(Figure11).

Figure11

1.Lowertheboom2.Raisetheboom

BoomElevationLock

Theboomelevationlocksecurestheboomelevationleverso

thatyoucannotpushitforward.Thishelpstoensurethatno

onewillaccidentallylowertheboomduringmaintenance.

Securetheboomwiththelockanytimeyouneedtostopthe

machinewiththeboomraised.

Tosetthelock,liftuponitsoitclearstheholeinthecontrol

panelandswingittotherightinfrontoftheboomelevation

lever,pushingitdownintothelockedposition(Figure12).

Figure12

1.Boomelevationlever2.Boomelevationlock

TrencherControlLever

Todigwiththetrencher,rotatetheleverrearwardandpullit

downtothereferencebar(Figure13,number1).

Toreversethetrencherhead,rotatetheleverrearward,then

moveitleftintotheupperslot(Figure13,number2).

Ifyoureleasethelever,itwillautomaticallyreturntothe

neutralposition(Figure13,number3),stoppingthechain.

Figure13

1.Forward3.Neutral

2.Reverse

ParkingBrakeLever

•Tosettheparkingbrake,pullthebrakeleverrearward

andup(Figure14).

•Toreleasethebrake,pulltheleverrearwardandthen

down(Figure14).

G007804

Figure14

1.Parkingbrakelever(inthereleasedposition)

Specications

Note:Specicationsanddesignaresubjecttochange

withoutnotice.

Width

86cm(33.8inches)

Length

235cm(92.4inches)

Height

117cm(46inches)

Weight

577Kg(1274lb)

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.

AddingFuel

RecommendedFuel:

•Forbestresults,useonlyclean,fresh(lessthan30days

old),unleadedgasolinewithanoctaneratingof87or

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

•Ethanol:Gasolinewithupto10%ethanol(gasohol)

or15%MTBE(methyltertiarybutylether)byvolume

isacceptable.EthanolandMTBEarenotthesame.

Gasolinewith15%ethanol(E15)byvolumeisnot

approvedforuse.Neverusegasolinethatcontains

morethan10%ethanolbyvolume,suchasE15

(contains15%ethanol),E20(contains20%ethanol),or

E85(containsupto85%ethanol).Usingunapproved

gasolinemaycauseperformanceproblemsand/orengine

damagewhichmaynotbecoveredunderwarranty.

•Donotusegasolinecontainingmethanol.

•Donotstorefueleitherinthefueltankorfuelcontainers

overthewinterunlessafuelstabilizerisused.

•Donotaddoiltogasoline.

Important:Toreducestartingproblems,addfuel

stabilizertothefuelallseason,mixingitwithgasoline

lessthan30daysold;runthemachinedrybeforestoring

itformorethan30days.

Donotusefueladditivesotherthanafuel

stabilizer/conditioner.Donotusefuelstabilizers

withanalcoholbasesuchasethanol,methanol,or

isopropanol.

DANGER

Incertainconditions,gasolineisextremely

ammableandhighlyexplosive.Areorexplosion

fromgasolinecanburnyouandothersandcan

damageproperty.

•Fillthefueltankoutdoors,inanopenarea,

whentheengineiscold.Wipeupanygasoline

thatspills.

•Neverllthefueltankinsideanenclosedtrailer.

•Donotllthefueltankcompletelyfull.Add

gasolinetothefueltankuntilthelevelis6to13

mm(1/4to1/2inch)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.

•Ifagasolinedispensernozzlemustbeused,

keepthenozzleincontactwiththerimofthe

fueltankorcontaineropeningatalltimesuntil

fuelingiscomplete.

FillingtheFuelTank

1.Parkthemachineonalevelsurface,lowertheboom,

andstoptheengine.

2.Removethekeyandallowtheenginetocool.

3.Cleanaroundthefueltankcapandremoveit(

Figure

15).

Figure15

1.Fueltankcap

4.Addunleadedgasolinetothefueltank,untilthelevel

is6to13mm(1/4to1/2inch)belowthebottomof

thellerneck.

Important:Thisspaceinthetankallowsgasoline

toexpand.Donotllthefueltankcompletelyfull.

5.Installthefueltankcapsecurely.

6.Wipeupanygasolinethatmayhavespilled.

CheckingtheEngineOilLevel

ServiceInterval:Beforeeachuseordaily

1.Parkthemachineonalevelsurface,lowertheboom,

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.Theoil

shouldbebetweentheAddandFullmarks(Figure16).

7.IftheoilisbelowtheAddmark,add10w30engineoil

tothellerhole,checkingthelevelfrequentlywiththe

dipstick,untiltheoillevelreachestheFullmark.

8.Replacethedipstick.

CheckingtheHydraulicFluid

Level

ServiceInterval:Every25hours

HydraulicTankCapacity:23l(6USGallons)

RefertoChangingtheHydraulicFluid(page36)forhydraulic

uidspecications.

1.Parkthemachineonalevelsurfaceandlowerthe

boom.

2.Stoptheengine,removethekey,andallowtheengine

tocool.

3.Lookintotheglassbubbleontherightsideofthe

machine.Ifyoucannotseehydraulicuidinthe

bubble,continuethisproceduretoadduid.

G007808

Figure17

1.Hydraulicuidcheckbubble

4.Removethecoverplate;refertoRemovingtheCover

Plate(page22).

5.Cleantheareaaroundthellerneckofthehydraulic

tankandremovethecapandlterfromthellerneck

usingasocket(

Figure18).

Figure18

1.Fillerneckcap

2.Hydraulicuidlter

6.Ifthelevelislow,adduiduntilitisvisibleintheglass

bubble.

7.Installthecapandlteronthellerneckandtorque

boltontopto13to15.5N-m(110to140inch-lb).

StartingandStoppingthe

Engine

StartingtheEngine

1.MovethethrottlelevermidwaybetweenSlowandFast

positions(Figure19).

G007809

Figure19

1.Throttlelever3.Key

2.Chokelever

2.MovethechokelevertotheOnposition(Figure19).

Note:Awarmorhotenginemaynotrequirechoking.

3.TurnthekeytotheOnposition(Figure19).Whenthe

enginestarts,releasethekey.

Important:Donotengagethestarterformore

than10secondsatatime.Iftheenginefailsto

start,allowa30secondcool-downperiodbetween

attempts.Failuretofollowtheseinstructionscan

burnoutthestartermotor.

4.GraduallymovethechokelevertotheOffposition

(Figure19).Iftheenginestallsorhesitates,engagethe

chokeagainuntiltheenginewarmsup.

5.Movethethrottlelevertothedesiredsetting(Figure

19).

Important:Iftheengineisrunathighspeeds

whenthehydraulicsystemiscold(i.e.,whenthe

ambientairtemperatureisnearfreezingorlower),

hydraulicsystemdamagecouldoccur.When

startingtheengineincoldconditions,allowthe

enginetoruninthemiddlethrottlepositionfor

2to5minutesbeforemovingthethrottletofast

(rabbit).

Note:Iftheoutdoortemperatureisbelowfreezing,

storethemachineinagaragetokeepitwarmerand

aidinstarting.

StoppingtheEngine

1.MovethethrottlelevertotheSlowposition(Figure19).

2.Lowertheboom(Figure20).

Figure20

3.Turnthekeyoff(Figure19).

Note:Iftheenginehasbeenworkinghardorishot,

letitidleforaminutebeforeturningtheignitionkey

off.Thishelpscooltheenginebeforeitisstopped.In

anemergency,theenginemaybestoppedimmediately.

4.Removethekey.

StoppingtheMachine

Tostopthemachine,releasethetractioncontrol,movethe

throttlelevertoslow(turtle),lowertheboomtotheground,

andstoptheengine.Settheparkingbrakeandremovethekey.

CAUTION

Achildoruntrainedbystandercouldattemptto

operatethemachineandbeinjured.

Removethekeyfromtheswitchwhenleavingthe

machine,evenifjustforafewseconds.

MovingaNon-functioning

Machine

Important:Donottoworpullthemachinewithoutrst

openingthetowvalves,orthehydraulicsystemwillbe

damaged.

1.Stoptheengine.

2.Removethebottomshield.

3.Usingawrench,turnthetowvalvesonthehydraulic

pumpstwicecounter-clockwise(

Figure21).

G007816

Figure21

1.Towvalves

4.Installthebottomshieldandtowthemachineas

required.

5.Whenthemachinehasbeenrepaired,closethetow

valvesbeforeoperatingit.

DiggingaTrench

1.Starttheengine,raisetheboom,setthethrottlelever

totheFastposition,andmovethemachineoverthe

areatobetrenched.

2.Pullthetrenchercontrollevertothereferencebarto

engagethetrencher.

3.Slowlylowertheboomandchainintotheground.

Note:Toachievethemaximumdepth,youmayneed

tolowertheboomasfarintothegroundasitwillgo

withthechainrunning.Then,stopthechainandlower

itfully.Startthechainagainandresumeoperation.

4.Oncethetrencherboomisinthegroundata45to60

degreeangle,slowlymovethetractionunitrearward

toextendthetrench.

Note:Ifyoumovetoofast,thetrencherwillstall.Ifit

stalls,raiseitslightly,slowlydriveforward,orreverse

thechaindirectionmomentarily.

5.Whennished,raisetheboomoutofthetrench,then

stopthetrencher.

SecuringtheMachinefor

Transport

Whentransportingthemachineonatrailer,alwaysusethe

followingprocedure:

Important:Donotoperateordrivethemachineon

roadways.

1.Stoptheengine.

2.Lowertheboom.

3.Securethemachinetothetrailerwithchainsorstraps

usingthetie-down/liftloopsatthefrontandrearof

themachine(Figure22andFigure23).Refertoyour

localordinancesfortrailerandtie-downrequirements.

Figure22

1.Fronttie-downloop

G007818

Figure23

1.Reartie-downloops

LiftingtheMachine

Youcanliftthemachineusingthetie-down/liftloopsaslift

points(Figure22andFigure23).

OperatingTips

•Cleantheareaoftrash,branchesandrocksbefore

trenchingtopreventequipmentdamage.

•Alwaysbegintrenchingwiththeslowestgroundspeed

possible.Increasespeedifconditionspermit.Ifthechain

speedslowsdown,reducegroundspeedtokeepthe

chainmovingatitsfastestrate.Donotspinthetracks

whiletrenching.

•Alwaysusefullthrottle(maximumenginespeed)when

trenching.

•Alwaystrenchbackwards(i.e.,inreverse).

•Trenchwiththechainata45to60degreeangleforbest

results.

•Youwillbeabletodigatrenchfasterbycontrollingthe

depthwithperiodicadjustmentsoftheboom.

•Ifthetrencherbindsinthesoil,reversethechain

direction.Oncethechainisloose,changechaindirections

andcontinuetrenching.

•Ifyouneedthenishedtrenchtobecleanerthanwhatis

possiblewiththetrencher,youcanpurchaseacrumber

fromyourdealer.Thecrumbermountsontothetrencher

headandscrapesthetrenchcleanasyoudig.

•Iftheliftspeedofthemachineistooslowortoofast,

adjusttheboltindicatedin

Figure24.

G020996

Figure24

1.Liftspeedadjustmentbolt

•Usethecorrectchainforthegroundconditions,aslisted

inthefollowingtable:

SoilTypeRecommendedChainType

SandySoilchain(re-congurewith

extrateethforaddeddigging

speed;refertoyourAuthorized

ServiceDealer)

SandyLoam/Loam/Loamy

Clay

Soilchain

Wet,stickyclay

Soilchain

SoilTypeRecommendedChainType

Hardsoils:dryclayand

compactedsoils

Combinationchain

Rockysoil/gravel

Rockchain

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Toro TRX-20 Trencher User manual

Toro TRX-20 Trencher User manual

Toro TRX-20 Trencher User manual

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