Toro 2024 - Drilling the Bore; Boring Entry Shaft and Adding Pipes; Steering the Drill Head

5.Usingtheupperwrench,clamptheleadbarandtighten
ittofullmachinetorque.
6.Usingtheexit-side-lockouttransmitter,enablethe
exit-sidelockout.
7.Doublecheckthedrillheadandbittoensurethatthe
uidportsarecleanandfreefromobstructions.
8.Installthedrillheadontotheendoftheleadbaras
directedbythedrillheadmanufacturer,thenclearaway
fromthefrontofthemachine.
Important:Donotpullthedrillheadintothe
pipeguideoryoumaydamagethemachineorthe
drillhead.
BoringtheEntryShaft
Therstboringstepistocreatetheentryshaft.Inthisstep,
youpushandborethedrillbitandrstfewpipesintothe
groundatananglefrom0to16degrees(withthetracksat
ontheground)untilyoureachthedesireddepthofyour
installation.
Important:Drillandreaminaclockwiserotation.
Ifyouuseacounterclockwiserotationthepipewill
disconnectfromeachotherandmaybedisconnected
underground.
1.Whentheareaisclearofpeople,disabletheexit-side
lockoutusingtheexit-side-lockouttransmitter
(theOK-to-Drilllightonthecontrolpanelshould
illuminate);presstheexit-side-lockout,resetswitchon
thecontrolpanel.
2.Turnonthedrillinguidpumpswitchandallowthe
uidpressuretobuildto200to300psi.
3.Rotatethedrillheaduntilthebitisatthe6o’clock
position.
4.Movethecarriageforwarddrivingthebitstraightinto
thegrounduntiltheentiredillhousingisunderground.
5.Continuepushingforwardandbeginrotatingthedrill
spindleclockwisetoinitiatethedrillingaction.
6.Drillforwarduntilthecarriagereachestheendofthe
frame,thenretractitabout6mm(1/4inch).
AddingDrillPipes
1.Alignthepipejointinthewrenchassembly.
2.Closethelowerwrench(stationarywrench)ontothe
rstpipe.
Note:Thedrillinguidwillautomaticallyshutoff
whenyouactivatetheupperwrench(makeup/breakout
wrench).
3.Pullbackthecarriageapproximately12.7mm(0.5
inch).
Note:Thiswillallowthecarriagetooat,andwillnot
damagethepipethreads.
4.Rotatethedrillheadcounterclockwiseuntilthespindle
iscompletelyremovedfromthepipe.
5.Spraythespindlewiththreadjointcompound,then
returnthedrillcarriagetotheupperendoftheframe.
6.Rotatethepipegrippertotheclosestrowofpipesin
thepipeholder.
7.Lowerapipeintothepipegripperandgripitinplace.
8.Rotatethepipegrippertowardthethrustframe,and
extendituntilthepipeiscenteredovertheframeand
infrontofthespindleonthedrillcarriage.
9.Rotatethedrillspindleclockwiseandmovethecarriage
slowlyforwardtoinsertthespindleintothefemaleend
ofthepipe(Figure50).
Note:Tightenthejointuntilthepipeisrotatingwith
thespindle.
10.Movethedrillcarriageslowlydowntheframe
untilthemalethreadsonthepipeareunder
thethread-joint-compoundapplicatorandapply
thread-jointcompoundtothethreads.
11.Rotatethedrillspindleclockwiseandmovethecarriage
slowlyforwardtoinsertthemaleendofthepipeinto
thefemaleendofthepreviouspipe.Tightenthejoint
untilyoureachnomorethan2,304N-m(1,700ft-lb).
12.Releaseandretractthepipegripper,rotatingitallthe
wayoutpastthethirdrowofpipes.
Important:Ensurethatyoufullyretractthe
pipegripperandrotateitallthewayoutorthe
carriagemaycollidewiththegripper,damaging
themachine.
13.Releasethewrenchandcontinuethedrillingoperation.
SoftwareversionKornewer:Afterloadingtherstpipethe
softwarewillskipthecertainproximityswitchestoimprove
operatorproductivity.Thegripperswillalsofunctionwhen
thepipeloadingcamisextendedandretractedwithout
operatorinput.
SteeringtheDrillHead
Thedrillbitisshapedlikeawedge,angledfromonesideof
thebittotheother.Whenyoupushthebitthroughthesoil
withoutrotatingit,itwillveertowardthedirectionthewedge
ispointing.Whenyourotatethepipeanddrillheaditbores
throughthesoilinastraightpath.
Figure52
1.Drillbit
51