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JT1220 Mach 1 Operator’s Manual

Ditch Witch Electronics 750/752 Display

CMW

Pitch/slope indicator
and percentage
indicator

Indicates pitch beacon
percent of grade.

Internal: shows pipe label and stored
pitch.

External: shows desired pitch.

Roll indicator

Indicates beacon roll angle.

Target identifier
indicator

Indicates approximate
beacon location.

Only one set of arrows is active at a
time.

Depth estimate

Indicates beacon depth
estimate.

Internal: shows job number and
stored depth.

External: shows desired depth.

Item

Description

Notes

Summary of Contents for JT1220 Mach 1

Page 1: ...JT1220 Mach 1 Issue 2 1 Operator s Manual 054 114 CMW...

Page 2: ...perator s Manual Overview 1 CMW Overview Chapter Contents Serial Number Location 2 Intended Use 3 Unit Components 3 Operator Orientation 4 About This Manual 4 Bulleted Lists 4 Numbered Lists 4 Continu...

Page 3: ...ocation CMW Serial Number Location Record serial numbers and date of purchase in spaces provided Drilling unit serial number is located as shown Item date of manufacture date of purchase drilling unit...

Page 4: ...8 to 46 C Use in any other way is considered contrary to the intended use The JT1220 Mach 1 can be used with Ditch Witch drilling fluid units and Ditch Witch Subsite locating equipment It should be op...

Page 5: ...pages for basic operating procedures Cross references such as See page 50 will direct you to detailed procedures Bulleted Lists Bulleted lists provide helpful or important information or contain proc...

Page 6: ...ment copy contact your Ditch Witch dealer If you need assistance in locating a dealer visit our website at www ditchwitch com or write to the following address The Charles Machine Works Inc Attn Marke...

Page 7: ...is product is covered by one or more of the following patents U S B1 4 858 704 4 953 638 5 148 880 5 242 026 5 341 887 5 490 569 5 684 466 5 713 423 5 794 719 5 880 680 5 941 322 6 085 852 6 109 371 6...

Page 8: ...stalling product and restoring the jobsite with cross references to detailed procedures 55 Prepare procedures for inspecting and classifying the jobsite planning the installation path and preparing th...

Page 9: ...specifications including weights measurements power ratings and fluid capacities 185 Support the warranty policy for this machine and procedures for obtaining warranty consideration and training 189...

Page 10: ...r Contents Guidelines 10 Safety Alert Classifications 11 Safety Alerts 12 Emergency Procedures 15 Electric Strike Description 15 If an Electric Line is Damaged 16 If a Gas Line is Damaged 17 If a Fibe...

Page 11: ...azards and use correct tools and machinery safety equipment and work methods for jobsite Mark jobsite clearly and keep spectators away Wear personal protective equipment Review jobsite hazards safety...

Page 12: ...ert levels DANGER WARNING and CAUTION Learn what each level means indicates an imminently hazardous situation which if not avoided will result in death or serious injury indicates a potentially hazard...

Page 13: ...gas will cause sickness or death Provide ventilation Moving tools will kill or injure Shut off drill string power when anyone can be struck by moving or thrown tools Never use pipe wrenches on drill s...

Page 14: ...oes not work as described in instructions stop machine and have it serviced Looking into fiber optic cable could result in permanent vision damage Do not look into ends of fiber optic or unidentified...

Page 15: ...fety glasses Hot parts may cause burns Do not touch until cool Exposure to high noise levels may cause hearing loss Wear hearing protection Fall possible Slips or trips may result in injury Keep area...

Page 16: ...sistance Pipes hoses and cables will conduct electricity back to all equipment Low voltage current can injure or kill Almost one third of work related electrocutions result from contact with less than...

Page 17: ...indication of a strike wait at least one full minute before moving away from equipment Utility might use automatic reclosers which will restart current flow If alarm sounds again while waiting stay w...

Page 18: ...umber and utility company If jobsite is along street stop traffic from driving near jobsite Do not return to jobsite until given permission by emergency personnel and utility company If a Fiber Optic...

Page 19: ...Safety 18 JT1220 Mach 1 Operator s Manual Emergency Procedures CMW...

Page 20: ...23 Left Control Console 25 Pipeloading controls 25 Drilling Operation controls 28 Gauge Cluster 31 Unit status indicators 31 Pipeloading status indicators 34 Gauges 37 Right Control Console 39 Anchori...

Page 21: ...rack switch 5 Right stabilizer control 6 Frame tilt control 7 Left stabilizer control Item Description Notes 1 Tracker control key To allow tracker operator to stop thrust and rotation move key to ena...

Page 22: ...bottom IMPORTANT Use track switches only if tethered control is inoperable 4 Right track switch To move forward press top To move backward press bottom IMPORTANT Use track switches only if tethered c...

Page 23: ...sole CMW 7 Left stabilizer control To raise pull up To lower push down IMPORTANT Lower left and right stabilizers to the ground to stabilize unit and then adjust for side to side stability After unit...

Page 24: ...e engine stop 4 Operator presence switch 5 Throttle switch Item Description Notes 1 Speed direction control To move forward push To move backward pull To steer move left or right IMPORTANT Operator pr...

Page 25: ...stop To stop engine press red button IMPORTANT To restart engine turn ignition switch off and then back on 4 Operator presence switch To operate ground drive with tethered controller press To disable...

Page 26: ...e switch 7 Pipe gripper switch 8 Pipe lubricator switch IMPORTANT Switch 1 will not function unless unit is equipped with pipeloader automation option Item Description Notes 1 Add pipe manual remove p...

Page 27: ...0 3 Pipe box switch To shift pipe box toward operator press left side To shift pipe box away from operator press right side IMPORTANT See Shift Pipe Box on page 135 4 Wrench control To clamp front wre...

Page 28: ...toward pipe box press top To move toward spindle press bottom 7 Pipe gripper switch To close press top To open press bottom 8 Pipe lubricator switch To fill applicator at back of pipeloader press top...

Page 29: ...Engine throttle switch To increase speed press top Return switch to center when desired speed is reached To enable autothrottle mode press top and leave switch in top position To decrease speed press...

Page 30: ...d pullback force on lines outside gauge 4 Rotation pressure gauge Displays hydraulic fluid pressure to rotation motor when spindle is turned clockwise Estimates rotational torque on lines outside gaug...

Page 31: ...ss top To turn off press bottom 7 Fluid pump indicator If fluid pump is on light should be on If fluid pump is off light should be off 8 Fluid flow control To increase flow turn clockwise To decrease...

Page 32: ...aulic filter service indicator 4 Hydraulic oil high temperature indicator 5 Coolant high temperature indicator 6 Engine oil pressure indicator 7 Operator presence indicator 8 Diagnostic light red Item...

Page 33: ...ilter when indicator lights continuously and as indicated on page 168 4 Hydraulic fluid temperature indicator Indicates hydraulic fluid is overheating Check hydraulic fluid level Check cooler for debr...

Page 34: ...rator is seated in operator s station Thrust and rotation will not operate unless light is on 8 Diagnostic light red If system is OK light should be off If system may not be getting power light should...

Page 35: ...ator 5 Shuttle home status indicator 6 Front pipe box status indicator 7 Rear pipe box status indicator Item Description Notes 1 Control cycle light green If nothing is being controlled light should b...

Page 36: ...icator If carriage is in the home zone at either end of drill frame light should be on If carriage is out of the home zone at either end of drill frame light should be off 4 Front wrench status indica...

Page 37: ...ox on page 135 One light on and one light off indicates a jammed pipe See Correct Misaligned or Jammed Pipe on page 136 7 Rear pipe box status indicator If active pipe column contains pipe light shoul...

Page 38: ...er CMW Gauges 1 Voltmeter 2 Tachometer Hourmeter 3 Engine coolant temperature gauge 4 Engine oil pressure gauge 5 Fuel gauge Item Description Notes 1 Voltmeter Displays system voltage Should show 13 t...

Page 39: ...re gauge Displays engine coolant temperature Normal coolant temperature is 190 212 F 88 100 C 4 Engine oil pressure gauge Displays engine oil pressure Full load reading should be 35 65 psi 2 4 4 5 bar...

Page 40: ...CMW Right Control Console 1 Drilling fluid pump switch 2 Dual speed carriage control 3 Carriage control 4 Drilling fluid quick fill switch 5 Remote engine stop switch Item Description Notes 1 Drillin...

Page 41: ...To move carriage backward pull To rotate spindle counterclockwise breakout move right To rotate spindle clockwise makeup move left IMPORTANT See Operate Carriage Control on page 91 for more informatio...

Page 42: ...stem Console 1 Left rotation control 2 Left thrust control 3 Right rotation control 4 Right thrust control Item Description Notes 1 Left rotation control To drive anchor push down To remove anchor pul...

Page 43: ...PORTANT Stand on platform when operating anchor controls 3 Right rotation control To drive anchor push down To remove anchor pull up IMPORTANT Stand on platform when operating anchor controls 4 Right...

Page 44: ...t adjustment 2 Seat recline control 3 Seat slide control Item Description Notes 1 Armrest adjustment To adjust armrest position unscrew knob move armrest to new position and screw knob in 2 Seat recli...

Page 45: ...Controls 44 JT1220 Mach 1 Operator s Manual Seat Armrest CMW 3 Seat slide control To slide forward or backward move left To lock seat in position move right Item Description Notes...

Page 46: ...JT1220 Mach 1 Operator s Manual Controls 45 Battery CMW Battery 1 Battery disconnect switch Item Description Notes 1 Battery disconnect switch To connect move left To disconnect move right...

Page 47: ...of strike condition The line with the V shows voltage reading and the line with the A shows current reading 2 Strike indicator Red lights come on as values in display increase Light in triangle repre...

Page 48: ...linking red light indicates a voltage indicator problem See Troubleshoot Strike System on page 112 5 Current problem indicator Blinking red light indicates a current indicator problem See Troubleshoot...

Page 49: ...as sufficient electrical power for operation Strike system is ready to operate if OK indicator is also on 8 Self test button To start manual self test press To reset system after a strike has been det...

Page 50: ...battery status indicator 7 Beacon battery status indicator 8 Beacon temperature indicator IMPORTANT Some items operate differently depending where data is being saved Internal refers to pipe data bein...

Page 51: ...de Internal shows pipe label and stored pitch External shows desired pitch 3 Roll indicator Indicates beacon roll angle 4 Target identifier indicator Indicates approximate beacon location Only one set...

Page 52: ...tor Indicates display power from drilling unit If all five bars are not showing check display power connections 7 Beacon battery status indicator Indicates beacon battery status See beacon instruction...

Page 53: ...g where data is being saved Internal refers to pipe data being saved to 750 Display memory External refers to pipe data being sent to a properly connected laptop computer running a version of Trac Man...

Page 54: ...w job press with Recall button Init and job number will be displayed Unit defaults to last channel used each time unit is turned on IMPORTANT Make sure display and tracker are set to the same channel...

Page 55: ...on off button To store current pipe data press Second function To download all jobs stored in internal logging memory Press with Recall button Connect display to PC running Trac Management System soft...

Page 56: ...JT1220 Mach 1 Operator s Manual Operation Overview 55 CMW Operation Overview Chapter Contents Planning 56 Setting Up at Jobsite 56 Drilling 57 Backreaming 58 Leaving Jobsite 58 Storing Equipment 58...

Page 57: ...uipment See page 72 6 Load equipment See page 81 Setting Up at Jobsite 1 Prepare jobsite See page 71 2 Unload drilling unit from trailer See page 84 3 Assemble drill string See page 93 4 Position dril...

Page 58: ...121 4 Drill first pipe See page 95 5 Record bore path See page 100 6 Enable automated pipeloader system See page 96 7 Add pipe See page 97 8 Drill remaining pipes in pipe box Correct direction See pag...

Page 59: ...heck that appropriate pullback devices are on hand Keep all bends as gradual as possible Drilling fluid quality is a key factor in backreaming success Contact your Ditch Witch dealer for information o...

Page 60: ...back Material 61 Arrange for Traffic Control 61 Plan for Emergency Services 61 Inspect Site 62 Identify Hazards 62 Select Start and End Points 63 Classify Jobsite 64 Inspect Jobsite 64 Select a Classi...

Page 61: ...re 60 JT1220 Mach 1 Operator s Manual CMW Prepare Jobsite 71 Mark Bore Path 71 Prepare Entry Point 71 Check Supplies and Prepare Equipment 72 Check Supplies 72 Prepare Equipment 73 Assemble Accessorie...

Page 62: ...ime Notify One Call Services Call area One Call or similar services and have existing lines located and marked Call any utilities in your area that do not subscribe to One Call Examine Pullback Materi...

Page 63: ...and backreamer combinations Identify Hazards Identify safety hazards and classify jobsite See Classify Jobsite on page 64 Jobsite hazards could cause death or serious injury Use correct equipment and...

Page 64: ...pipe and fluid flow out of hole Traffic Vehicle and pedestrian traffic must be a safe distance from drilling equipment Allow at least 10 3 m buffer zone around equipment Space Check that starting and...

Page 65: ...equipment operator sweep area within 20 6 m to each side of bore path Verify previously marked line and cable locations Mark location of all buried utilities and obstructions Classify jobsite Select a...

Page 66: ...drilling system and positioning equipment upwind from gas lines use one or both of these methods Expose lines by careful hand digging or soft excavation Use beacon to track bore path Have gas shut of...

Page 67: ...spray paint or flags or record it on paper for operator reference For complicated bores consult an engineer Have the jobsite surveyed and bore path calculated Be sure the engineer knows minimum entry...

Page 68: ...ius JT1220 Mach 1 drill pipes have a tested minimum bend radius of 105 32 m This means that a 90 degree bend in the bore path has a radius A of 105 32 m requires approximately 165 50 m of drill pipe B...

Page 69: ...n 9 0 m 4 ft 3 in 1 3 m 12 95 ft 6 in 29 1 m 61 ft 5 in 18 7 m 4 39 ft 0 in 11 9 m 7 ft 6 in 2 3 m 13 99 ft 3 in 30 3 m 70 ft 8 in 21 5 m 5 48 ft 1 in 14 6 m 11 ft 8 in 3 6 m 14 102 ft 0 in 31 1 m 80...

Page 70: ...e from the ground to front end of drill frame H1 Measure from the ground to back end of frame H2 Subtract H1 from H2 Record this number Measure the distance between front and back points C Divide H2 H...

Page 71: ...pth work together with bend limits to determine the bore path To find the setback B and entry pitch A that will take you to the desired minimum depth D use the chart below Minimum depth D Entry pitch...

Page 72: ...cal surface To prevent bending or straining pipe position drilling unit for straight entry Jobsite hazards could cause death or serious injury Use correct equipment and work methods Use and maintain p...

Page 73: ...129 transition sub anchoring equipment and accessories bits screens nozzles see page 124 adapters pipe beacon housings marking flags or paint water and additional hoses fuel drilling fluid additives s...

Page 74: ...filters air oil hydraulic fluid pump couplers tires and tracks pumps and motors drilling fluid mixer hoses and valves water tanks Assemble Accessories Fire Extinguisher If required mount a fire exting...

Page 75: ...Prepare 74 JT1220 Mach 1 Operator s Manual Check Supplies and Prepare Equipment CMW...

Page 76: ...JT1220 Mach 1 Operator s Manual Drive 75 CMW Drive Chapter Contents Start Unit 76 Steer Unit 76 Shut Down Unit 76...

Page 77: ...To steer while moving backward pull back and then move to left or right Drilling unit will gradually turn to left or right For tight steering in low speed move control to center position and then to a...

Page 78: ...220 Mach 1 Operator s Manual Transport 77 CMW Transport Chapter Contents Lift 78 Points 78 Procedure 79 Haul 80 Inspect Trailer 80 Hitch Trailer 80 Load 81 Tie Down 82 Unload 84 Unhitch Trailer 84 Tow...

Page 79: ...Lift CMW Lift Points Lifting points are identified by lifting decals Lifting at other points is unsafe and can damage machinery Crushing weight If load falls or moves it could kill or crush you Use p...

Page 80: ...asure and weigh equipment before lifting 1 Attach chains to four lift points two on each side of drilling unit 2 Install spacer blocks shown between the chain and the drilling unit as shown above 3 At...

Page 81: ...to come on in synchronization with tow vehicle brakes Check ramps and trailer bed for cracks Hitch Trailer 1 Back tow vehicle to trailer 2 Put manual transmission into first or reverse gear or automat...

Page 82: ...ling unit to rear of trailer and align with ramps 3 Slow engine to low throttle and slowly drive unit onto trailer 4 Lower stabilizers to trailer floor 5 Lower drill frame to trailer floor 6 Stop engi...

Page 83: ...hinery Procedure With Tiedown Kit Loop tiedowns around rear tiedown points Make sure tiedowns are tight before transporting Incorrect procedures could result in death injury or property damage Learn t...

Page 84: ...JT1220 Mach 1 Operator s Manual Transport 83 Haul CMW Without Tiedown Kit Loop tiedowns around unit at tiedown points Make sure tiedowns are tight before transporting...

Page 85: ...drill frame 6 Slow engine to low throttle and slowly back unit down trailer or ramps Unhitch Trailer 1 Stop tow vehicle and trailer on level ground 2 Put manual transmission into first or reverse gea...

Page 86: ...cle Open bypass valves Open selector valves Tow for short distances at less than 1 mph 1 6 km h Use maximum towing force of 1 5 times unit weight To open bypass valves for towing rotate valve stems sh...

Page 87: ...s and return to normal operation unthread valve screw and tighten jam nut To attach chains to tow points determine which points are facing towing vehicle If back tow points are facing towing vehicle l...

Page 88: ...9 Start System 90 Prime Drilling Fluid Pump 90 Operate Carriage Control 91 Clamp Pipe 92 Assemble Drill String 93 Prepare Beacon Housing 93 Attach Transition Sub 93 Connect Drill Pipe 94 Drill First P...

Page 89: ...Conduct a Bore 88 JT1220 Mach 1 Operator s Manual CMW Record Bore Path 100 Surface Drill Head 101 Assemble Backream String 102 Remove Pipe 103 Remove Pullback Device 105...

Page 90: ...to selected positions Connect Fluid System 1 Connect fluid hose from mixing system to drilling fluid pump A 1 5 38 mm or larger non collapsible hose is required 2 Install y strainer between mixing uni...

Page 91: ...uid pump each time tank is changed To prime the pump 1 Fill drilling fluid hose and connect hose to unit 2 Operate mixing transfer pump at full speed for 1 3 minutes to discharge air from system 3 Ret...

Page 92: ...ion control has eight positions which allow the four basic functions to be combined The chart below summarizes functions that occur when control is put at a combined position Operator must be in seat...

Page 93: ...aft can kill you or crush arm or leg Stay away NOTICE Clamping anywhere else on the pipe will weaken the pipe Pipe can later break even when operating under normal loads Incorrect procedures could res...

Page 94: ...ow tracker instructions to calibrate beacon Attach Transition Sub Use either machine torque or quick wrench to attach transition sub 2 to beacon housing 1 Machine Torque 1 Pull transition sub into fro...

Page 95: ...ove pipe to spindle Verify that lower threads were lubricated as pipe moved to spindle Raise pipe in box 5 Connect pipe Move carriage forward until saver sub nears male pipe thread Slowly rotate spind...

Page 96: ...move carriage forward Drill in downhole tools and 1 3 of first pipe before steering 5 Monitor gauges Turning shaft can kill you or crush arm or leg Stay away NOTICE Keep everyone at least 10 3 m away...

Page 97: ...etract shuttles and grip pipe for remove pipe function to work 3 Press bottom of add pipe manual remove pipe switch Green control cycle light will come on 4 Grippers will open pipe will be lowered and...

Page 98: ...back automatically as threads unscrew After threads are fully unscrewed stop rotation and move carriage to back of frame Clamp pipe joint See Clamp Pipe on page 92 Locate drill head Engage front wrenc...

Page 99: ...t every half length of pipe IMPORTANT Always rotate clockwise unless breaking pipe joint Rotating counterclockwise will unscrew joints Manual Pipeloader Controls Automated Pipeloader Control Slowly mo...

Page 100: ...it drill head and nozzle used roll of drill head and distance pushed without outer rotation All corrections should be made as gradually as possible See Recommended Bend Limits on page 67 Over correcti...

Page 101: ...h Locate drill head every half length of pipe As the job is completed record the actual data for each drill pipe List pitch and depth of each joint and a brief description of the procedure In addition...

Page 102: ...operator waits for green light to enter pit and change tools If not using tracker control mode tracker operator signals to drilling unit operator to stop engine before changing downhole tools 4 Turn f...

Page 103: ...ions to check beacon operation 7 Follow tracker instructions to calibrate beacon 8 Connect EZ Connect joint or use quick wrench to attach backreamer beacon housing assembly to transition sub See Quick...

Page 104: ...oned in rear wrench IMPORTANT If gripper switch is not in the grip position when using optional pipeloader automation grippers will open when automation is stopped and gripped pipe could be dropped To...

Page 105: ...is positioned correctly 10 Load pipe into pipe box 11 Attach saver sub to next pipe Move carriage forward until saver sub touches pipe Rotate spindle to screw onto pipe Slowly tighten joint to full ma...

Page 106: ...eached Remaining pipe is then pulled back and removed 1 Press bottom of drilling unit throttle switch until engine is at low throttle 2 Turn off drilling fluid 3 Turn drilling unit engine off 4 Clean...

Page 107: ...Conduct a Bore 106 JT1220 Mach 1 Operator s Manual Remove Pullback Device CMW...

Page 108: ...ectric Strike System 110 FCC Statement 110 Assemble Voltage Detector 111 Test Strike System 111 Troubleshoot Strike System 112 Use Electric Strike Simulator 114 Drilling Fluid 116 Guidelines 116 Polym...

Page 109: ...Care 131 Use Drill Pipe Correctly 133 Pipeloader 135 Shift Pipe Box 135 Correct Dropped Pipe 135 Correct Misaligned or Jammed Pipe 136 Rotate Drill Pipe Order 136 Add Remove Single Pipe 137 Cruise Co...

Page 110: ...Use proper procedures and equipment or stay away NOTICE Drive anchors properly before drilling Stand on platform when operating anchor controls Wear high top protective boots with legs of pants comple...

Page 111: ...ectric Strike System has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC rules These limits are designed to provide reasonable protection ag...

Page 112: ...cessfully 1 Turn on drilling unit 2 ESID control module will perform internal tests which check everything but alarms and strobe 3 If green OK indicator and electrical power supply indicator lights re...

Page 113: ...trol module checked or replaced Screen is blank Strike system is not getting adequate power from drilling unit Check drilling unit electric system Check that harness from drilling unit to control modu...

Page 114: ...ons and wiring harness Defective control module Have control module checked or replaced EC2 code displays and current problem indicator is on Improper connections with control module Check cable conne...

Page 115: ...current transformer 2 Clip ends of lead wires together to make one loop 3 Move simulator switch to current and press test button 4 Watch screen and lights above display on strike system Three or four...

Page 116: ...Test 1 Place voltage limiter on something insulated from ground and drilling unit such as dry board or tire but near frame of drilling unit 2 Clip one lead to frame 3 Clip other lead to one voltage li...

Page 117: ...ant as a guideline only See your local Ditch Witch dealer for soil conditions and drilling fluid recommendations for your area Also see our interactive Drilling Fluid Formulator at www ditchwitch com...

Page 118: ...information on measuring funnel viscosity see Funnel Viscosity on page 120 Mixtures Bentonite does not mix well in water containing polymer To use both mix bentonite first then add polymer When addin...

Page 119: ...reduce loss of returns sand gravel clay or shale 35 40 lb 16 18 kg Bore Gel 5 pt 235 mL EZ Mud 5 gal 2 L Con Det Vary mixture according to percentage of sand and clay clay 5 lb 225 g Poly Bore 5 gal 2...

Page 120: ...ailability Drilling fluid Water supply If more water than can be carried with the unit will be needed arrange to transport additional water Bentonite and or polymer 3 Check water quality Use meter or...

Page 121: ...take a fresh sample of drilling fluid The sample must be at least 1 5 qt 1 4 L 2 With finger over bottom of funnel fill with fluid from the container through the screen until fluid reaches the bottom...

Page 122: ...between the tracker and the display When this happens the green tracker control light on the drilling unit comes on and thrust and rotation are disabled Operation Enable Thrust and Rotation 1 Start dr...

Page 123: ...ue quickly To start sending code from the tracker to the display press and hold fore aft left right button and press MODE Thrust and rotation hydraulics on the drilling unit are now enabled 5 Remove t...

Page 124: ...r 8 16 seconds green tracker control light on drilling unit anchoring console will go off and thrust and rotation will function If you are not tracking backreamer s path install tracker control key sh...

Page 125: ...only No one bit works well in all conditions See your Ditch Witch dealer for soil conditions and bit recommendations for your area Also see our interactive Downhole Tool Selector at www ditchwitch co...

Page 126: ...sure beacon is installed correctly in rock housing place battery end of beacon away from bit end of housing Soil Description sandy soil sugar sand blow sand or other soils where sand is the predominan...

Page 127: ...l Selector at www ditchwitch com 1 best 2 good 3 fair 4 not recommended Backreamer Sandy Soil Soft Soil Medium Soil Hard Soil Rocky Soil Soft Rock Hard Rock Beavertail 3 1 1 1 3 4 4 Three Wing 4 3 3 2...

Page 128: ...ul Instructions Example 1 Find amount of fluid needed for your size of backreamer See the table on the next page U S A 6 backreamer requires at least 1 47 gal ft Metric A 152 mm backreamer requires at...

Page 129: ...in 457 mm 13 22 164 17 5 5 in 139 mm 1 23 15 33 18 5 in 470 mm 13 96 173 42 6 in 152 mm 1 47 18 24 19 in 483 mm 14 73 182 92 6 5 in 165 mm 1 72 21 41 19 5 in 495 mm 15 51 192 68 7 in 178 mm 2 00 24 83...

Page 130: ...Bolt jaws of vise together Place jaw 2 around pipe Pin handles 3 to wrench jaws Be sure handles are both up Attach pivot nuts 4 to wrench handles so that screw drive handle 5 is over joint Moving tool...

Page 131: ...f joint in the opposite direction of tightening action 25 6 mm away from first line 3 Turn handle until second line B meets first A 4 Turn handle opposite direction two turns to relieve pressure 5 Rem...

Page 132: ...en joint 3 Break joint 4 Move pipe back to box Lubricate Joints Before Each Use Lubricate threads and shoulders of male joints with copper base tool joint compound This prevents rust and reduces wear...

Page 133: ...ver sub regularly for wear Replace it when it is worn or it will damage your drill pipe See page 184 for replacement procedure Precondition a new saver sub the same way you do new pipe See Preconditio...

Page 134: ...of the joint Clamp Pipe Correctly Clamp on pipe when joint is centered between wrenches Clamp only on the tool joint of the drill pipe as shown This portion of the drill pipe is designed for clamping...

Page 135: ...assisted makeup is unavailable follow these two steps Make up and break out joints slowly Do not ram pipes together during makeup or force them apart during breakout Carefully time rotation with carri...

Page 136: ...ion is enabled the pipeloader can drop a drill pipe when automation is turned off To prevent this always grip pipe before enabling pipeloader automation See Enable Automated Pipeloader System on page...

Page 137: ...f the week For example if the longest bore was 320 97 5 m then only rotate the four columns used Plan to rotate the pipes during the longest bore of the week The lead pipe can only be rotated to the v...

Page 138: ...ipe while drilling or backreaming Unprotected worker can be injured by electric strike On electrical jobsite load and unload pipe only if grid mats are properly set up and connected to drilling unit a...

Page 139: ...Pull pin 2 on shuttle rotate auxiliary pipe loader 1 down and install pin 9 Repeat process for other shuttle 10 Lift pipe 11 Load a pipe in auxiliary pipe loaders with lower end resting against pipe p...

Page 140: ...cess for other shuttle 6 Raise pipe 7 Move pipe to auxiliary pipe loaders Move shuttles in Lower pipe into auxiliary pipe loaders 8 Move shuttles out 9 Remove pipe from auxiliary pipe loaders and stor...

Page 141: ...ol Thrust Pullback Control Only 1 Position joystick so that thrust or pullback and rotation are at desired speeds 2 Press set Green control cycle light will come on 3 Release joystick 1 Position joyst...

Page 142: ...is recorded If diagnostic codes are detected the diagnostic light will either flash on and off for 10 seconds to indicate a non essential code or remain on for 3 seconds and off for half a second to...

Page 143: ...itting in operator s seat 2 Press and hold the resume button for two seconds 3 Diagnostic light will flash code 12 flash pause flash flash longer pause to indicate review mode is operational 4 After f...

Page 144: ...code is stored non essential 35 no continuity to pipe lower solenoid add pipe or remove pipe is aborted and code is aborted non essential 42 no continuity to pipe release solenoid add pipe or remove p...

Page 145: ...s stored essential 131 no continuity to thrust rear home switch add pipe and remove pipe are blocked non essential 132 no continuity to thrust front home switch add pipe and remove pipe are blocked no...

Page 146: ...er switch code is stored non essential 185 no continuity to set resume rocker switch code is stored non essential 191 no continuity to engine speed sensor code is stored non essential 215 no continuit...

Page 147: ...Systems and Equipment 146 JT1220 Mach 1 Operator s Manual Interpret Diagnostic Codes CMW 255 undefinable diagnostic code reported code is stored non essential Code Condition Result Severity...

Page 148: ...Mach 1 Operator s Manual Complete the Job 147 CMW Complete the Job Chapter Contents Antifreeze Drilling Unit 148 Add Antifreeze 148 Reclaim Antifreeze 149 Rinse Equipment 150 Disconnect 151 Stow Tool...

Page 149: ...n antifreeze tank and head of drilling fluid pump 6 Turn drilling fluid potentiometer counterclockwise to zero position 7 Start unit and set throttle to slow position 8 Slowly turn drilling fluid pote...

Page 150: ...hrottle 4 Move carriage to front of drill frame 5 Position 3 gal 11 L bucket under spindle 6 Turn drilling fluid pump on low speed 7 Turn drilling fluid pump off when drilling fluid comes out of spind...

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