2. Toro
  3. Center Trencher, RT1200 Traction Unit

Toro Center Trencher, RT1200 Traction Unit User manual

  • Hello! I am an AI chatbot trained to assist you with the Toro Center Trencher, RT1200 Traction Unit User manual. I’ve already reviewed the document and can help you find the information you need or explain it in simple terms. Just ask your questions, and providing more details will help me assist you more effectively!
FormNo.3397-318RevA
CenterTrencher
RT1200TractionUnit
ModelNo.25453—SerialNo.314000001andUp
ModelNo.25453E—SerialNo.314000001andUp
Registeratwww.Toro.com.
OriginalInstructions(EN)
*3397-318*A
WARNING
CALIFORNIA
Proposition65Warning
Thisproductcontainsachemicalorchemicals
knowntotheStateofCaliforniatocausecancer,
birthdefects,orreproductiveharm.
Introduction
Thisattachmentisdesignedtodigtrenchesinsoiltobury
cablingandpipingforvariousapplications.Itisnotintended
tocutrock,wood,oranyothermaterialotherthansoil.
Readthisinformationcarefullytolearnhowtooperateand
maintainyourproductproperlyandtoavoidinjuryand
productdamage.Youareresponsibleforoperatingthe
productproperlyandsafely.
YoumaycontactTorodirectlyatwww .Toro.comforproduct
andaccessoryinformation,helpndingadealer,ortoregister
yourproduct.
Wheneveryouneedservice,genuineToroparts,oradditional
information,contactanAuthorizedToroServiceDealer
orToroCustomerServiceandhavethemodelandserial
numbersofyourproductready.Figure1illustratesthe
locationofthemodelandserialnumbersontheproduct.
Writethenumbersinthespaceprovided.
Figure1
1.Locationofthemodelandserialnumberplate
ModelNo.
SerialNo.
Thismanualidentiespotentialhazardsandhassafety
messagesidentiedbythesafety-alertsymbol(Figure2),
whichsignalsahazardthatmaycauseseriousinjuryordeath
ifyoudonotfollowtherecommendedprecautions.
Figure2
1.Safety-alertsymbol
Thismanualuses2wordstohighlightinformation.
Importantcallsattentiontospecialmechanicalinformation
andNoteemphasizesgeneralinformationworthyofspecial
attention.
©2015—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420
2
Contactusatwww.Toro.com.
PrintedintheUSA
AllRightsReserved
Contents
Safety...........................................................................3
SafetyandInstructionalDecals.................................4
Setup............................................................................5
1PreparingtoInstalltheTrencher.............................6
2InstallingtheSpeed-ShiftSwitch.............................6
3InstallingtheTrencherAttachment..........................8
4PreparingtheHydraulicMotor...............................11
5ConnectingtheLiftCylinderHoses........................12
6InstallingtheHydraulicHoses...............................13
7ConnectingtheWireHarnesstotheHydraulic
Motor...............................................................14
8PurgingAirfromtheHydraulicMotorandLift
Cylinder.............................................................15
9InstallingtheSprocket..........................................15
10InstallingtheAuger............................................16
11InstallingtheBoom............................................18
12AligningtheBoom.............................................19
13InstallingtheDiggingChain.................................21
14InstallingtheRestraintBar...................................21
Operation....................................................................22
SelectingtheProperComponentsfortheRock
Boom................................................................22
UsingtheTrencher.................................................24
OperatingTips......................................................27
Maintenance.................................................................28
GreasingtheTrencher.............................................28
GreasingtheRockBoom.........................................28
ServicingthePlanetaryDrive...................................29
ServicingtheTrencherDiggingChain.......................30
ReplacingtheDiggingChain....................................34
Storage........................................................................37
Troubleshooting...........................................................38
Safety
Improperlyusingormaintainingthisattachmentcan
resultininjury.Toreducethepotentialforinjury,
complywiththesesafetyinstructionsandthoseinthe
tractionunit
Operator’ s Man ual
.Alwayspayattentionto
thesafetyalertsymbol,whichmeansCaution,Warning,
orDanger—personalsafetyinstruction.Failureto
complywiththeinstructionmayresultinpersonalinjury
ordeath.
WARNING
Whentheengineisoff,attachmentsintheraised
positioncangraduallylower.Someonebelow
theattachmentmaybepinnedorinjuredbythe
attachmentasitlowers.
Alwayslowertheattachmenteachtimeyoushut
offthetractionunit.
WARNING
Lightningcancausesevereinjuryordeath.
Iflightningisseenorthunderisheardinthearea,
donotoperatethemachine;seekshelter.
CAUTION
Hydraulicttings,hydrauliclines/valves,and
hydraulicuidmaybehotandcanburnyouifyou
touchthem.
•Weargloveswhenmaintaininghydraulic
components.
•Allowthetractionunitandtrenchertocool
beforetouchinghydrauliccomponents.
•Donottouchhydraulicuidspills.
DANGER
Themovingteethandaugerwillcutorseveryour
hands,feet,orotherbodyparts.
•Keephands,feet,andanyotherpartofyour
bodyorclothingawayfrommovingteeth,auger,
orotherparts.
•Beforeadjusting,cleaning,repairing,or
inspectingthetrencher,lowerthetrencherto
theground,stoptheengine,waitforallmoving
partstostop,andremovethekey.
3
SafetyandInstructionalDecals
Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyareaofpotential
danger.Replaceanydecalthatisdamagedorlost.
125-6693
1.Trencheroil3.Lubricatetheaugerevery
10to50operatinghours.
2.Gear-boxoil4.ReadtheOperator’s
Manualformaintenance
information.
125–6670
1.Cutting/dismembermenthazard,trencher—keep
bystandersawayfromthetrencher;keepawayfrommoving
parts;keepallguardsandsafetiesinplace.
125–6694
1.Tie-downpoint
125-6671
1.Explosionhazard;electricshockhazard—calllocalutilities
beforedigging.
4
Setup
LooseParts
Usethechartbelowtoverifythatallpartshavebeenshipped.
ProcedureDescription
Qty.
Use
1
Nopartsrequired
–
Preparetoinstallthetrencher.
2
Speed-shiftswitch
1
Installthespeed-shiftswitch.
Trencherattachment1
Bolt(1x5-1/2inch)
5
Flatwasher(1inch)
7
3
Locknut(1inch)
6
Installthetrencher.
45°elbowtting(3/4inch)
1
90°anged-elbowtting(1inch)
2
O-ring
2
Flangeclamp4
Hex-headbolt(12x45mm)
8
4
Lockwasher(12mm)
8
Preparethehydraulicmotor.
5
45°elbowtting(3/8inch)
2
Connecttheliftcylinderhoses.
Hose(34-1/2inch)
1
Hose(40-1/2inch)
1
Hose(47inch)
1
6
Cabletie
1
Installthehydraulichoses.
7
Cabletie
1
Connectthewireharnesstothe
hydraulicmotor.
8
Nopartsrequired
–
Purgeairfromthehydraulicmotorand
liftcylinder.
Sprocketsegment
2
Bolt(9/16x2-3/4inch)
8
9
Locknut(9/16inch)
8
Installthesprocket.
Leftauger
1
Rightauger1
Augershaft
1
Augersprocket1
Bearing2
Key(1/2x5inch)
1
Hex-headbolt(3/4x4inch)
2
Locknut(3/4inch)
2
Hex-headbolt(5/8x2-1/2inch)
4
10
Locknut(5/8inch)
4
Installtheauger.
11
Nopartsrequired
–
Installtheboom.
5
ProcedureDescription
Qty.
Use
Boom1
Hex-headbolt(3/4x2-1/2inch)
4
Washer(3/4inch)
4
Locknut(3/4inch)
4
Hex-headbolt(1x2-1/2inch)
2
Washer(1inch)
4
Locknut(1inch)
2
12
Shim
3
Installtheboom.
Diggingchain1
Masterpin1
13
Safetypin
1
Installthediggingchain.
14
Restraintbar1Installtherestraintbar.
1
PreparingtoInstallthe
Trencher
NoPartsRequired
Procedure
1.Movethemachinetoalevelsurfacethatisbelowthe
liftingequipment.
2.Ifthebackhoeisinstalledonthemachine,lowerthe
boomuntilthebucketisontheground.
3.Ensurethatthetiltfeatureofthemachineisleveland
thetilt-lockoutpinissecuretothechassis-lockout
bracket;refertotheOperator’sManualforthemachine.
4.Shutoffthemachine,settheparkingbrake,and
removethekeyfromthekeyswitch.
2
InstallingtheSpeed-Shift
Switch
Partsneededforthisprocedure:
1
Speed-shiftswitch
ConnectingtheSpeed-ShiftSwitch
1.Removethe6hex-angedbolts(12x30mm)that
securetherear-coverplatetotherearbulkheadofthe
machine,andremovethecoverplate(Figure3).
Figure3
1.Bulkhead
3.Hex-angedbolt(12x30
mm)
2.Rear-coverplate
2.Removetheleftmostblankingplatefromthe
auxiliary-controlpanel(Figure4).
6
Figure4
1.Switchopening
(auxiliary-controlpanel)
3.10-socketconnector
2.Blankingplate
4.Left
3.Pullthe10-socketconnectoratthefarthestleftof
thewiringharnessofthemachinethroughtheswitch
openingwheretheblankingplugwaslocated(Figure5).
Figure5
1.Speed-shiftswitch4.Largenotch(speed-switch
body)
2.10-socketconnector
5.Leftsideofthemachine
3.Switchopening
(auxiliary-controlpanel)
6.Frontofthemachine
4.Connectthe10-socketconnectorofthewiringharness
tothe10-pinconnectorofthespeed-shiftswitch
(Figure5).
5.Alignthelargenotchinthebodyofthespeed-shift
switchsothatthenotchistowardthefrontofthe
machine,andsnaptheswitchintotheauxiliary-control
panel(Figure5).
RoutingtheSpeed-SwitchHarness
1.Locatetheharnesswiththe2-socketconnectorfor
thespeed-shiftsolenoidonthehydraulicmotorinthe
lowerleftcornerofthebulkheadinterior(Figure6).
Figure6
1.Harness(speed-shift
solenoid)
3.Hex-angedbolts(12x30
mm)
2.Rear-coverplate
2.Removethecabletiethatsecuresthespeed-shiftwiring
leadtotheharnessofthemachine.
3.Routetheharnessrearward,betweentheleftrear
fenderandtherear-coverplateasshowninFigure6.
4.Aligntherear-coverplatetotherearbulkheadofthe
machine(Figure3).
5.Securethecoverplatetothebulkheadwiththe6
hex-angedbolts(12x30mm)thatyouremovedin
step1.
7
3
InstallingtheTrencher
Attachment
Partsneededforthisprocedure:
1Trencherattachment
5
Bolt(1x5-1/2inch)
7
Flatwasher(1inch)
6
Locknut(1inch)
Procedure
1.RaisetheattachmentofftheoorasshowninFigure7.
Important:Ensurethattheliftingequipmenthas
aliftingcapacityofatleast405kg(893lb).
Figure7
2.Locatethe2rowsofholesinthemountingplatethat
youwillusetosecuretheattachmenttothetraction
unit(Figure8).
Figure8
1.Mountingplate
3.Holes(rows2and4for
machineswithwheels)
2.Holes(rows1and3for
machineswithatrack
drive)
Note:Ifyourmachinehasatrackdrive,usetheholes
inrows1and3;refertoitem2inFigure8.
Ifyourmachinehaswheels,usetheholesinrows2
and4;refertoitem3inFigure8.
3.Insertalocknutintothenutretainerlocatedinsidethe
trencherattheholeinrow1(machineswithatrack
drive)orrow2(machineswithwheels)asshownin
Figure9.
8
Figure9
1.Locknut(1inch)
4.Washer
2.Upper-nutretainer
(machineswithatrack
drive)
5.Bolt(1x5-1/2inch)
3.Lower-nutretainer
(machineswithwheels)
4.Slipawasherontoabolt(1x5-1/2inch)andpartially
threadtheboltintothenutthatyouinstalledinstep
3;refertoFigure9.
5.Slipawasherontoeachoftheremainingbolts(1
x5-1/2inch),andinsertthemfromoutsideofthe
trencher(Figure10)throughtheremainingholeinrow
1(machineswithatrackdrive)orrow2(machines
withwheels).
Figure10
1.Locknut(1inch)4.Hole(row2formachines
withwheels)
2.Washer5.Washer
3.Hole(row1formachines
withatrackdrive)
6.Bolt(1x5-1/2inch)
6.Slipawasherandpartiallythreadalocknutontothe
endofeachofthebolts.
7.Insert2locknutsintothe2nutretainerslocatedatthe
forwardsideoftherear-attachmentmountingplateof
themachine(Figure11).
Figure11
1.Mountingplate
3.Locknut(1inch)
2.Nutretainer
8.Positionthetrenchersothatitisattherearofthe
tractionunit.
9.Aligntherowofboltsonthetrenchersothattheyare
abovetheupperslotsinthemountingplateonthe
tractionunit(Figure12).
9
Figure12
1.Upperslots3.Lowerholes
2.Mountingplate
10.Lowerthetrencherattachmentuntilitisalignedwith
themountingplateandtheboltstintheupperslots.
Note:Ensurethatthewashersontheboltsprojecting
throughthetrencherattachmentarealignedtothe
forwardsideofthemountingplateasyoulowerthe
trencherattachmentonthemachine;refertoFigure13.
Figure13
1.Trencher
3.Upperslot(2)
2.Boltheadandwasher
11.Handtightenalltheboltsandnuts.
12.Frominsidethetrencherattachment,installthe3bolts
(1x5-1/2inch)and3washersthroughtheholesin
row3(formachineswithatrackdrive)orthrough
theholesinrow4(formachinesformachineswith
wheels).RefertoFigure8)andFigure14.
Figure14
1.Locknut(1inch)
3.Washer
2.Hole(trencherattachment)4.Bolt(1x5-1/2inch)
13.Attheforwardsideofthemountingplateforthe
machine,threadalocknutontothelower,centerbolt
(Figure14).
14.Torquetheboltsandthelocknutsto1341to1368N-m
(989to1009ft-lb).
10
4
PreparingtheHydraulicMotor
Partsneededforthisprocedure:
1
45°elbowtting(3/4inch)
2
90°anged-elbowtting(1inch)
2
O-ring
4Flangeclamp
8
Hex-headbolt(12x45mm)
8
Lockwasher(12mm)
Procedure
1.RemoveanddiscardtheplugsfromtheportsA,B,and
L1ofthehydraulicmotorasshowninFigure15.
Figure15
1.Plug3.PortA
2.PortL14.PortB
2.Installthe45°elbowtting(3/4inch)intoPortL1as
showninFigure16.
Note:Tightenthejamnutfortheelbowttingnger
tight.
Figure16
1.45°elbowtting(3/4inch)
3.PortL1
2.Jamnut
3.PlacetheO-ringsintothegroovesintheangesofthe
90°anged-elbowttings.
4.AlignaangedelbowandO-ringoverportBofthe
hydraulicmotor(Figure17).
Figure17
1.Hex-headbolt(12x45
mm)
4.90°anged-elbowtting
2.Lockwasher(12mm)5.O-ring
3.Flangeclamp(2)
6.PortB
5.Securetheangedelbowtothehydraulicmotorwith
2angeclamps,4hex-headbolts(12x45mm),and4
lockwashers(12mm)asshowninFigure17.
Note:Tightenthehex-headboltsngertight.
6.AlignaangedelbowandO-ringoverportAofthe
hydraulicmotor(Figure18).
11
Figure18
1.Hex-headbolt(12x45
mm)
4.90°anged-elbowtting
2.Lockwasher(12mm)5.O-ring
3.Flangeclamp(2)
6.PortA
7.Securetheangedelbowtothehydraulicmotorwith
2angeclamps,4hex-headbolts(12x45mm),and4
lockwashers(12mm)asshowninFigure18.
Note:Tightenthehex-headboltsngertight.
5
ConnectingtheLiftCylinder
Hoses
Partsneededforthisprocedure:
2
45°elbowtting(3/8inch)
Procedure
1.Removethe2caps(3/8inch)fromthebulkhead
ttingsfortheextendandretractcircuitsforthelift
cylinder(Figure19).
Figure19
1.Liftcylinder5.45°elbowtting(3/8inch)
2.Cap(3/8inch)
6.Extendhose
3.Bulkheadtting(extend
circuit)
7.Retracthose
4.Bulkheadtting(retract
circuit)
2.Installthe2elbowttings(45°)ontothebulkhead
ttingsngertight(Figure19).
3.Connecttheextendhosetothe45°elbowtting
connectedtothebulkheadttingfortheextend
hydrauliccircuit(Figure19).
4.Connecttheretracthosetothe45°elbowtting
connectedtothebulkheadttingfortheretract
hydrauliccircuit(Figure19).
5.Tightentheelbowstothebulkheadttingsandthe
hosetotheelbowsto20to28N-m(15to21lb-ft).
12
6
InstallingtheHydraulicHoses
Partsneededforthisprocedure:
1
Hose(34-1/2inch)
1
Hose(40-1/2inch)
1
Hose(47inch)
1
Cabletie
Procedure
1.Removethe2caps(1inch)andthe1cap(5/8inch)
fromthebulkheadttingsinthehydraulic-attachment
panel(Figure20).
Figure20
1.Bulkheadtting
(pressure-hydrauliccircuit)
4.Hydraulic-attachment
panel
2.Bulkheadtting(case
drain)
5.Caps
3.Bulkheadtting
(return-hydrauliccircuit)
2.Installthepressurehose(88cmor34-1/2inch);
case-drainhose(119cmor47inch);andreturnhose
(103cmor40-1/2inch)betweenthettingsonthe
hydraulic-attachmentpanel(Figure21)andthettings
thatyouinstalledonthehydraulicmotorasshownin
Figure22.
Note:Ensurethattheangledttingonthepressure
hoseisconnectedtothebulkheadttingforthe
pressure-hydrauliccircuit.Alsoensurethattheangled
ttingonthereturnhoseisconnectedtothebulkhead
ttingforthereturn-hydrauliccircuitatthehydraulic
attachmentpanel.
Figure21
1.Bulkheadtting
(pressure-hydraulic
circuit—A)
5.Case-drainhose(119cm
or47inch)
2.Bulkheadtting(case
drain)
6.Returnhose(103cmor
40-1/2inch)
3.Bulkheadtting
(return-hydraulic
circuit—B)
7.Cabletie
4.Pressurehose(88cmor
34-1/2inch)
Figure22
1.45°elbowtting(3/4inch,
casedrain)
4.Pressurehose(88cmor
34-1/2inch)
2.90°anged-elbowtting(
pressure-hydrauliccircuit)
5.Case-drainhose(119cm
or47inch)
3.90°anged-elbowtting
(return-hydrauliccircuit)
6.Returnhose(103cmor
40-1/2inch)
3.Securethe3hydraulichoseswithacabletie(Figure21).
4.Torquethehydraulicttingsandhoses;refertothe
tablebelow:
13
Component
Torquevalue
(N-m)
Torquevalue
(lb-ft)
8hex-head
bolts(12x45
mm)
80to10059to73Figure17and
Figure18
Jamnutfor
the45°elbow
tting(3/4
inch)
142to175105to129Figure16
Casedrain
hose119cm
(47inch)
58to7243to53Figure21and
Figure22
Pressure
hose88cm
(34-1/2inch)
andreturn
hose103cm
(40-1/2inch)
122to14990to110Figure21and
Figure22
7
ConnectingtheWireHarness
totheHydraulicMotor
Partsneededforthisprocedure:
1
Cabletie
Procedure
1.Routethewireharnessthatyouaccessedinsteps1
through3in1PreparingtoInstalltheTrencher(page
6)alongthecase-drainhosetothespeed-shiftsolenoid
(Figure23).
Figure23
1.Cabletie
4.2-pinconnector
(speed-shiftsolenoid)
2.Case-drainhose
5.Hydraulicmotor
3.2-socketconnector
2.Connectthe2-socketconnectorofthewireharnessto
the2-pinconnectorofthespeed-shiftsolenoidonthe
hydraulicmotor(Figure23).
3.Securethewiringharnesstothecase-drainhosewitha
cabletie(Figure23).
14
8
PurgingAirfromtheHydraulic
MotorandLiftCylinder
NoPartsRequired
Procedure
CAUTION
Hydraulicuidescapingunderpressurecan
penetrateskinandcauseinjury.Fluidinjectedinto
theskinmustbesurgicallyremovedwithinafew
hoursbyadoctorfamiliarwiththisformofinjury;
otherwise,gangrenemayresult.
•Keepyourbodyandhandsawayfrompin-hole
leaksornozzlesthatejecthigh-pressure
hydraulicuid.
•Usecardboardorpapertondhydraulicleaks;
neveruseyourhands.
Note:Use2peoplewhenperformingthisprocedure.
1.Startthemachine;refertothetractionunitOperator’s
Manual.
2.Operatetheattachment-elevationswitchseveraltimes
ineachdirectiontoextendandretractthehydrauliclift
cylinder(Figure24).
Note:Moveelevationswitchinbothdirectionsuntil
theboom-mountttingmovessmoothlyinboth
directions.
Figure24
1.Trenchermotor/vibratory
plowjoystick
2.Attachment-elevation
switch
3.Liftthelockringatthebottomofthetrencher
motor/vibratoryplowjoystick(locatedontheright
sideoftheoperatorseat),andoperatethehydraulic
motorforwardandbackwardseveraltimestobleedthe
airfromthemotor(Figure24).
Note:Movejoystickinbothdirectionsuntilthehub
movessmoothlyinbothdirections.Haveanother
personobservethehubandtheboom-mountttingas
theymove.
4.While1personiswatchingthe2-piecedrivesprocket
thatyouinstalled,pressthespeed-shiftswitchtothe2
positions.(Figure25andFigure26).
Note:Noticethatthesprocketandplanetaryhub
changetherotationspeedbetweenslowandfast.
Figure25
1.Speed-shift
switch—fast-rotation
position
2.Speed-shift
switch—slow-rotation
position
Figure26
1.Planetaryhub
5.Movethetrenchermotor/vibratoryplowjoystickto
theNEUTRALposition(Figure24)andshutoffthe
machine.
6.Checkthehydraulicttingsandhosesforleaks.
15
9
InstallingtheSprocket
Partsneededforthisprocedure:
2
Sprocketsegment
8
Bolt(9/16x2-3/4inch)
8
Locknut(9/16inch)
Procedure
1.Install1ofthe2sprocketsegmentsontothehubof
theplanetarydrivewith4bolts(9/16x2-3/4inch)
and4locknuts(Figure27).
Figure27
1.Bolt(9/16x2-3/4inch)
3.Hub
2.Sprocketsegment4.Locknut(9/16inch)
2.Starttheengineofthemachineandrotatetheplanetary
gearbymovingthetrencher/vibratoryplowjoystick
untiltheotherhalfofthehubisaccessible.
3.Repeatstep1toinstalltheothersprocketsegment
(Figure27).
4.Torquetheboltsandlocknutsto231to251N-m(170
to185ft-lb).
10
InstallingtheAuger
Partsneededforthisprocedure:
1
Leftauger
1Rightauger
1
Augershaft
1Augersprocket
2Bearing
1
Key(1/2x5inch)
2
Hex-headbolt(3/4x4inch)
2
Locknut(3/4inch)
4
Hex-headbolt(5/8x2-1/2inch)
4
Locknut(5/8inch)
Pre-AssemblingtheAuger
1.Identifytheleftandrightaugers(Figure28).
Figure28
1.Leftauger
2.Rightauger
2.Slideabearingontotheaugershaftwiththelocking
collaralignedoutward(Figure29).
Note:Donottightenthesetscrewforthelocking
collarofthebearing.
16
Figure29
1.Leftauger
6.Keyslot
2.Key
7.Inboardhole(augershaft)
3.Locknut(3/4inch)8.Hex-headbolt(3/4x4
inch)
4.Augersprocket9.Bearing
5.Hole(rightauger)10.Setscrew
3.Attheendoftheshaftwhereyouinstalledthebearing,
aligntheholeintheleftaugerwiththeinboardhole
inaugershaft(Figure29).
4.Securetheaugertotheshaftwiththehex-headbolt
(3/4x4inch)andlocknutbyhand(Figure29).
5.Slidethebearingdowntheshaftuntilthelockcollarof
thebearingisagainsttheauger(Figure29).
6.Installthekeyinthekeyslotoftheaugershaft.
7.Slidetheaugersprocketoverthefreeendoftheshaft
andalignthekeyslotinthesprocketwiththekey
(Figure29).
Note:Thesprocketshouldbecenteredoverthekey.
8.Slidetheotherbearingovertheaugershaftwiththe
lockingcollaralignedoutward(Figure29).
Note:Donottightenthesetscrewforthelocking
collarofthebearing.
9.Slidetherightaugeroverthefreeendoftheshaftand
aligntheholeintheaugerwiththeinboardholeinthe
shaft(Figure29).
10.Securetheaugertotheshaftwiththehex-headbolt
(3/4x4inch)andlocknut(Figure29).
11.Torquethehex-headbolts(3/4x4inch)andthe
locknutsto511to559N-m(377to413lb-ft).
InstallingtheAuger
Augerweight:102kg(225lb)
1.Insertthe4hex-headbolts(5/8x2-1/2inch)halfway
throughthehexsocketsinthe2auger-mountingplates
(Figure30).
Note:Whenyouhaveinsertedtheboltscorrectly,the
threadedshankoftheboltspointsoutboard.
Figure30
1.Hex-headbolt2.Hexsocket
(auger-mountingplate)
2.Slidebothbearingsoutwarduntilthelockingcollarsof
thebearingsareagainsttheinboardendofeachauger
(Figure31).
Figure31
1.Inboardendoftheauger
3.Bearing
2.Lockingcollar
3.Usingliftingequipmentwitha102kg(225lb)lifting
capacity,lifttheaugerassemblyupandalignittothe
auger-mountingplate(Figure31andFigure32).
17
Figure32
1.Locknut(5/8inch)
4.Bearing
2.Hex-headbolts(5/8x
2-1/2inch)
5.Gap
3.Setscrew(lockingcollar)
4.Rotatethebearinguntilthemountingholesinthe
bearingarealignedwiththe4hex-headbolts(5/8x
2-1/2inch)asshowninFigure32.
5.Slideboltsoutwardandseattheheadoftheboltsinto
thehexsocketoftheauger-mountingplates(Figure
32).
6.Slidethebearinginboard,securethebearingstothe
auger-mountingplateswiththe4hex-headbolts(5/8
x2-1/2inch)andthe4locknuts(5/8inch)asshown
inFigure32.
7.Torquethenutsto203to223N-m(150to165lb-ft).
8.Ensurethatthegapbetweentheleftaugerandleft
bearingisthesamesizeasthegapbetweentheright
augerandrightbearing(Figure32).
9.Tightenthesetscrewsinthelockingcollarsforthe
bearingsandremovetheliftingequipment(Figure32).
11
InstallingtheBoom
NoPartsRequired
Procedure
122cm(48inch)Rockboomweight:212kg(466lb)
152cm(60inch)Rockboomweight:239kg(526lb)
1.Starttheengine;refertothetractionunitOperator’s
Manual.
2.Usetheattachment-elevationswitchtomovethe
boom-mountttingofthetrenchertothehorizontal
position(Figure33).
Figure33
1.Boom-mountingttingonthetrencher
3.Attachtheliftingequipmenttotherockboomandlift
theboom(Figure34).
Important:Ensurethattheliftingequipmenthas
averticalliftcapacityofatleast212kg(466lb)for
the122cm(48inch)rockboomor239kg(526lb)
fora152cm(60inch)rockboom.
Note:Ensurethattheboomislevelwhenyouliftit.
Note:Ifadditionalclearanceisneededforthelifting
equipmentatthecrumbermount,removethebolts
andnuts.
Figure34
1.Boom-mountttingonthe
trencher
3.Nut(crumbermount)
2.Mountingplateonthe
boom
4.Bolt(crumbermount)
4.Positiontherockboomsothatthemountingplateof
theboomisushtotheboom-mountttingonthe
trencher,andtheholesintheplatearealignedwiththe
holesinthetting(Figure34).
5.Applymedium-grade(serviceremovable)
thread-lockingcompoundtothe4hex-headbolts(3/4
x2-1/2inch).
18
6.Install2hex-headbolts(3/4x2-1/2inch),washers,
andnutsintotheverticalholesinthemountingplate
andtheboom-mounttting(Figure35).
7.Install2hex-headbolts(3/4x2-1/2inch),washers,
andnutsintothehorizontalholesinthemounting
plateandtheboom-mounttting(Figure35).
Note:Ensurethatthemountingplateontheboomis
ushwiththeboom-mountttingonthetrencher.
Figure35
1.Nut(3/4inch)4.Boom-mounttting
(trencher)
2.Washer(3/4inch)5.Mountingplate(rock
boom)
3.Hex-headbolts(3/4x
2-1/2inch)
8.Torquetheboltsandnutsto203N-m(150lb-ft).
9.Removetheliftingequipment.
12
AligningtheBoom
Partsneededforthisprocedure:
1Boom
4
Hex-headbolt(3/4x2-1/2inch)
4
Washer(3/4inch)
4
Locknut(3/4inch)
2
Hex-headbolt(1x2-1/2inch)
4
Washer(1inch)
2
Locknut(1inch)
3
Shim
Procedure
1.Checkthealignmentoftheboomandrecordyour
measurementsintheAlignmentWorksheetbelow:
•Left-offsetboom:iftheboomisalignedtothe
leftofthesprocketcenterline,placeastraight
edgeacrosstherightfaceofthedrivesprocket
andmeasurethegap(dimensionA)betweenthe
straightedgeandtheendroller(Figure36and
Figure37).
•Right-offsetboom:iftheboomisalignedtothe
rightofthesprocketcenterline,placeastraight
edgeacrosstheleftfaceofthedrivesprocket
andmeasurethegap(dimensionA)betweenthe
straightedgeandtheendroller(Figure36and
Figure37).
•Nooffset:theboomisaligned(Figure37).
Note:Ifthemeasureddimension-Agapis0to4.8
mm(0to0.1875inch),skiptostep7.
AlignmentWorksheet
YourMeasurement
(dimensionA)
Maximum-offsetgap4.8mm(0.1875inch)
Shim-correctiondimension
19
Figure36
Leftoffsetshown
1.DimensionAgap
3.Straightedge(83inchfor
the48-inchrockboom;96
inchforthe60-inchrock
boom)
2.Endroller
4.Sprocket
Figure37
1.Endroller(leftoffset)3.Endroller(rightoffset)
2.Sprocketcenterline
2.Usingthealignmentworksheet,determinethe
numberofshimsthatyouneedbysubtractingthe
maximum-offsetgap4.8mm(0.1875inch)fromyour
measurement(dimensionA).
Note:Theresultistheshim-correctiondimension.
3.Usetheshimtabletodeterminethenumberofshims
neededtoaligntheboomwithinthe4.8mm(0.1875
inch)maximum-offsetgap.
ShimTable
NumberofShims
forCorrection
22cm(48inch)
RockBoom
Shim-correction
Dimension
152cm(60inch)
RockBoom
Shim-correction
Dimension
1
7.1mm(0.28inch)9.4mm(0.37inch)
2
14.5mm(0.57
inch)
19.6mm(0.77
inch)
3
21.8mm(0.86
inch)
29.5mm(1.16
inch)
4.Installtheliftingequipmenttotheboomandsupport
it.
5.Loosenthe4hex-headbolts(3/4x2-1/2inch)and
nuts(Figure38).
Figure38
Shiminstallationforaleft-offsetboom
1.Boom-mounttting
(trencher)
5.Washer(1inch)
2.Nut(3/4inch)6.Shim(s)
3.Hex-headbolts(3/4x
2-1/2inch)
7.Mountingplate(rock
boom)
4.Locknut(1inch)8.Hex-headbolt(1x2-1/2
inch)
6.Inserttheshimsasfollows:
•Foraleft-offsetboom,sliptheshimsbetweenthe
boom-mounttting(trencher)andthemounting
plate(rockboom)attheleftside(Figure38).
•Foraright-offsetboom,sliptheshimsbetween
theboom-mountttingandthemountingplateat
therightside(Figure38).
Note:Ensurethattheslotsintheshimalignwiththe
horizontalhex-headbolt(3/4x2-1/2inch)andthe25
mm(1inch)holesbelowthebolt.
20
/