Toro 22970, 22971, 22970G, 22971G Operator's Manual

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.T oro.com.OriginalInstructions(EN)

Thismachineisdesignedtodigtrenchesinsoiltobury

G007797

1

cablingandpipingforvariousapplications.Itisnot
intendedtocutrock,wood,oranyothermaterialother
thansoil.

Warning

Introduction

Readthisinformationcarefullytolearnhowtooperate
andmaintainyourproductproperlyandtoavoidinjury
andproductdamage.Youareresponsibleforoperating
theproductproperlyandsafely.

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.

YoumaycontactTorodirectlyatwww .T oro.comfor
productandaccessoryinformation,helpndinga
dealer,ortoregisteryourproduct.

Wheneveryouneedservice,genuineToroparts,or
additionalinformation,contactanAuthorizedService
DealerorToroCustomerServiceandhavethemodel
andserialnumbersofyourproductready.Figure1
illustratesthelocationofthemodelandserialnumbers
ontheproduct.Writethenumbersinthespace
provided.

Figure1

1.Modelandserialnumberplate

ModelNo.

SerialNo.

Theenclosed

Engine Owner’ s Man ual

forinformationregardingtheUSEnvironmental
ProtectionAgency(EPA)andtheCalifornia
EmissionControlRegulationofemissionsystems,
maintenance,andwarranty.Replacementsmaybe
orderedthroughtheenginemanufacturer.

issupplied

Thismanualidentiespotentialhazardsandhas
safetymessagesidentiedbythesafetyalertsymbol
(Figure2),whichsignalsahazardthatmaycauseserious
injuryordeathifyoudonotfollowtherecommended
precautions.

ThisproductcomplieswithallrelevantEuropean
directives,fordetailspleaseseetheseparateproduct
specicDeclarationofConformity(DOC)sheet.

1.Safetyalertsymbol

Figure2

Thismanualuses2otherwordstohighlightinformation.
Importantcallsattentiontospecialmechanical
informationandNoteemphasizesgeneralinformation
worthyofspecialattention.

©2009—TheT oro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420

2

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

3

Safety

Improperuseormaintenancebytheoperator
orownercanresultininjury.Toreducethe
potentialforinjury,complywiththesesafety
instructionsandalwayspayattentiontothesafety
alertsymbol,whichmeans:

Danger

complywiththeinstructionmayresultinpersonal
injuryordeath.

—personalsafetyinstruction.Failureto

Caution

SafeOperatingPractices

Thisproductiscapableofamputatinghandsandfeet.
Alwaysfollowallsafetyinstructionstoavoidserious
injuryordeath.

,

W ar ning

•Inspecttheareawheretheequipmentistobeused
andremoveallobjectssuchasrocks,toys,andwire
whichcanbethrownbythemachine.

•Useextracarewhenhandlinggasolineandother
fuels.Theyareammableandvaporsareexplosive.

,or

–Useonlyanapprovedcontainer

–Neverremovethegascaporaddfuelwiththe

enginerunning.Allowtheenginetocoolbefore
refueling.Donotsmoke.

–Neverrefuelordrainthemachineindoors.

•Checkthattheoperatorpresencecontrols,safety
switches,andshieldsareattachedandfunctioning
properly.Donotoperateunlesstheyarefunctioning
properly.

Operation

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.

•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.

4

•Usecarewhenloadingorunloadingthemachine
intoatrailerortruck.

•Usecarewhenapproachingblindcorners,shrubs,
trees,orotherobjectsthatmayobscurevision.

•Ensurethattheareaisclearofotherpeoplebefore
operatingthemachine.Stopthemachineifanyone
entersthearea.

•Neverleavearunningmachineunattended.Always
lowertheboom,stoptheengine,settheparking
brake,andremovethekeybeforeleaving.

•Neverjerkthecontrols;useasteadymotion.

•Watchfortrafcwhenoperatingnearorcrossing
roadways.

•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.

•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

22970

22971

22974

Uphill

15°14°19°

13°14°19°

11°11°16°

Note:Seealsothe,page.

•Operateupanddownslopeswiththefrontend

ofthemachineuphill.

RearFacing

Uphill

SideFacing

Uphill

•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.

5

•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.

•UseonlygenuineT ororeplacementpartstoensure
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.

2

Model22974

Measuredvibrationlevelforrighthand=1.8m/s

Measuredvibrationlevelforlefthand=2.0m/s

UncertaintyValue(K)=1.00m/s

2

2

2

2

2

6

Measuredvaluesweredeterminedaccordingtothe
proceduresoutlinedinENISO20643.

7

SlopeIndicator

8

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.

9

115-1231

1.Cutting/dismembermenthazardofbystanders,
trencher—keepbystandersasafedistancefromthemachine;
donotoperatethetrencherchainwhiletransportingthe
machine.

2.Explosionhazard,fueling—stoptheengineandextinguish
allameswhenfueling.

3.Tipping/crushinghazard—lowerthetrencherheadwhen
operatingonslopes.

4.Warning—stayawayfrommovingparts;waitforallmoving
partstostop

5.Warning—lowertheboom,engagetheparkingbrakeand
stoptheengine,removetheignitionkey ,beforeleavingthe
machine.

6.Explosionhazard;shockhazard—donotusemachinenear
buriedutilitylines;contacttheproperagenciesbeforedigging.

7.Boomelevation

8.Lowertheboom

9.Raisetheboom

99-9952

1.Cuttinghazard,chainandauger—stayawayfrommovingpartsandkeepbystandersawayfromthemachine.

2.Warning—stoptheengineandremovethekeybeforepreformingandmaintenanceorrepairs.

3.Explosionand/orelectricshockhazard—donotdiginareaswithburiedgasorpowerlines.

10

115-4020

1.Turnright3.Reverse

2.Forward

107-8495

1.Parkingbrake

4.Turnleft

93-7814

1.Entanglementhazard,belt—stayawayfrommovingparts.

93-6686

1.Hydraulicoil

2.ReadtheOperator’sManual.

93-9084

1.Liftpoint

2.Tie-downpoint

BatterySymbols

Someorallofthesesymbolsareonyourbattery(electric

startmodelsonly)

1.Explosionhazard

2.Nore,opename,or
smoking.

3.Causticliquid/chemical
burnhazard

4.Weareyeprotection9.Flusheyesimmediately

5.ReadtheOperator’s

Manual.

6.Keepbystandersasafe
distancefromthebattery .

7.Weareyeprotection;
explosivegasescan
causeblindnessandother
injuries

8.Batteryacidcancause
blindnessorsevereburns.

withwaterandgetmedical
helpfast.

10.Containslead;donot
discard.

100-4650

1.Crushinghazardofhand—keepbystandersasafedistance
fromthemachine.

2.Crushinghazardoffoot—keepbystandersasafedistance
fromthemachine.

11

Setup

LooseParts

Usethechartbelowtoverifythatallpartshavebeenshipped.

ProcedureDescription

Boom(soldseparately)

1
2

3

Chain(soldseparately)

Nopartsrequired

Nopartsrequired

1

InstallingtheBoomandChain

Partsneededforthisprocedure:

1

Boom(soldseparately)

1

Chain(soldseparately)

Procedure

Important:Thereareseveralboomandchainsize

congurationsavailable.RefertoyouAuthorized
ServiceDealertoobtaintheappropriateboomand
chaintomeetyourrequirements.

1.Stoptheengineandremovethekey.

Qty.

1
1

–

–

1.Spoilsauger

2.Boom7.Jamnut

3.Bolts8.Armonthedrivehead

4.Doublewasher9.Drivesprocket

5.Nuts

Installtheboomandchain.

Checktheuidlevels.

Chargethebattery .

Figure3

Use

6.Adjustingbolt

2.Removethebolt,2saddlewashers,andnutsecuring
thespoilsaugerandremovetheauger(Figure3).
Savethefastenersforfutureuse.

3.Removethe2bolts,nuts,anddoublewashersfrom
thesidesoftheboom(Figure3).

4.Loosentheadjustingboltandjamnut(Figure3).

5.Slidetheboomoverthearmonthedrivehead.

6.Installthe2bolts,nuts,anddoublewashersremoved
instep3throughtheboomandarm,butdonot
tightenthem.

7.Ifthechainisnotconnected,connectthelinksby
pressingorhammeringtheclevispinsuppliedwith
thechainthroughthelinks.

Important:T oavoidbendingthechainlinks,
placeblocksunderandbetweenthelinkswhen
hammeringtheclevispinthrough.

8.Securetheclevispinwiththecotterpinsupplied
withthechain.

12

9.Loopthediggingchainovertheaugerdriveshaftand

G007801

5

6

783

4

1

2

ontothedrivesprocket,ensuringthatthedigging
teethpointforwardontheupperspan.

10.Settheupperspanofthechainintoplaceonthe
trencherboom,thenwrapthechainaroundthe
rollerattheendoftheboom.

11.Threadtheadjustmentboltintotheboomandturn
itinuntilthereis1-1/2to2-1/2inches(3.8to6.3
cm)ofslackinthechainonthebottomspan.

12.Threadthejamnutdowntheadjustingboltand
tightenitsecurelyagainsttheboom.

ProductOverview

13.Torquethe2boltsandnutssecuringtheboomto
135to165ft-lb(183to223N-m).

14.Installthespoilsaugerusingthebolt,2saddle
washer,andnutyouremovedpreviously.

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

2

CheckingFluidLevels

NoPartsRequired

Procedure

Beforestartingtheengineforthersttime,checkthe
engineoilandhydraulicuidlevels;refertoOperation
formoreinformation.

Figure4

1.Control
panel

2.Engine

3.Spoils
auger

4.Chain
guard

5.Chain

6.Digging
teeth

7.Boom10.Reverse

8.Trencher
head

9.Track

Controls

Becomefamiliarwithallthecontrols(Figure5)before
youstarttheengineandoperatethemachine.

safety
plate

3

ChargingtheBattery(Electric
StartModelsOnly)

NoPartsRequired

Procedure

Chargethebattery;refertoServicingtheBatteryin
Maintenanceformoreinformation.

Figure5

1.Tractioncontrol5.Throttlelever

2.Boomelevationlever

3.Trenchercontrollever7.Keyswitch

4.Referencebar8.Hourmeter(optional

6.Chokelever

KeySwitch,Model22970

Thekeyswitchhas2positions:offandrun.

Tostarttheengine,rotatethekeytotherunposition,
thenpulltherecoilhandleontheengine.

Tostoptheengine,rotatethekeytotheoffposition.

13

accessoryonmodel

22970)

KeySwitch,ElectricStartModels

G008131

Thekeyswitchhasthreepositions:off,run,andstart.

Tostarttheengine,rotatethekeytothestartposition.
Releasethekeywhenenginestartsanditwillmove
automaticallytotherunposition.

Tostoptheengine,rotatethekeytotheoffposition.

ThrottleLever

•Tomoveforward,movethetractioncontrolforward
(Figure7).

Movethecontrolforwardtoincreasetheenginespeed
andrearwardtodecreasespeed.

ChokeLever

Beforestartingacoldengine,movethechokelever
forward.Aftertheenginestarts,regulatethechoketo
keeptheenginerunningsmoothly.Assoonaspossible,
movethechokeleverallthewayrearward.

Note:Awarmenginerequireslittleornochoking.

HourMeter

Whentheengineisoff,thehourmeterdisplaysthe
numberofhoursofoperationthathavebeenlogged
onthemachine.

Note:Thehourmeterisanoptionalaccessoryon
model22970.

ReferenceBar

Figure7

•Tomoverearward,movethetractioncontrol
rearward(Figure8).Whenreversing,lookbehind

forobstructionsandkeepyourhandsonthe
referencebar(Figure6).

Figure8

•Toturnright,rotatethetractioncontrolclockwise
(Figure9).

Whendrivingthemachine,usethereferencebarasa
handleandaleveragepointforcontrollingthetraction
controlandthetrenchercontrollever.Toensure
smooth,controlledoperation,donottakebothhands
offofthereferencebarwhileoperatingthemachine.

TractionControl

Figure6

1.Referencebar(doesnotmovetogiveyouareferencepoint
andaxedhandletoholdwhileoperatingthetractionunit)

2.Tractioncontrol(movestocontrolthemachine)

Figure9

•Toturnleft,rotatethetractioncontrol
counterclockwise(Figure10).

14

G008132

Figure10

•Tostop,releasethetractioncontrol(Figure6).

Note:Thefartheryoumovethetractioncontrolin
anydirection,thefasterthemachinewillmoveinthat
direction.

BoomElevationLever

Tolowertheboom,slowlymovetheleverforward
(Figure11).

Toraisetheboom,slowlymovetheleverrearward
(Figure11).

Figure11

1.Lowertheboom2.Raisetheboom

Figure12

1.Boomelevationlever2.Boomelevationlock

TrencherControlLever

Todigwiththetrencher,rotatetheleverrearwardand
pullitdowntothereferencebar(Figure13,number1).

Toreversethetrencherhead,rotatetheleverrearward,
thenmoveitleftintotheupperslot(Figure13,number

2).

Ifyoureleasethelever,itwillautomaticallyreturnto
theneutralposition(Figure13,number3),stoppingthe
chain.

BoomElevationLock

Theboomelevationlocksecurestheboomelevation
leversothatyoucannotpushitforward.Thishelpsto
ensurethatnoonewillaccidentallylowertheboom
duringmaintenance.Securetheboomwiththelock
anytimeyouneedtostopthemachinewiththeboom
raised.

Tosetthelock,liftuponitsoitclearstheholeinthe
controlpanelandswingittotherightinfrontofthe
boomelevationlever,pushingitdownintothelocked
position(Figure12).

Figure13

1.Forward3.Neutral

2.Reverse

15

ParkingBrakeLever

G007804

1

•Tosettheparkingbrake,pullthebrakelever
rearwardandup(Figure14).

•Toreleasethebrake,pulltheleverrearwardandthen
down(Figure14).

Figure14

1.Parkingbrakelever(inthereleasedposition)

Specications

Note:Specicationsanddesignaresubjecttochange

withoutnotice.

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.

Width

Length,with24inch(70
cm)boom

Length,with36inch(91.4
cm)boom

Length,with48inch(122
cm)boom(model22974
only)

Height

Weight(model22970)*1100lb(499Kg)

Weight(model22971)*1185lb(538Kg)

Weight(model22974)*1208lb(578Kg)

*A36inch(91.4cm)boomandchainwilladdabout60lbtothelistedweight.

33.8inches(86cm)

82.5inches(209.5cm)

92.6inches(235cm)

11 1.2inches(282.5cm)

46inches(117cm)

Attachments/Accessories

AselectionofToroapprovedattachmentsand
accessoriesareavailableforusewiththemachineto
enhanceandexpanditscapabilities.Contactyour
AuthorizedServiceDealerorDistributororgoto
www.Toro.comforalistofallapprovedattachments
andaccessories.

•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.

16