Ditch Witch JT2720 Mach 1 All Terrain User Manual (EN)

1 JT2720 Mach 1 All Terrain ISSUE NO. 12PL-07/11 For Replacement Copy Order P/N 053-081 This product is covered by one or more of the following patents:

US 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; 6,179,065; 6,216,803; 6,250,403; 6,250,404; 6,290,606; 6,311,790; 6,411,094; 6,543,551; 6,550,547; 6,672,409; 6,739,413; 6,776,246; 6,808,210; 6,827,158; RE37,450; RE37,923; RE37,975; RE38,418 AU 689,533; 706,544; 718,034, 755,862 CA 2,156,398 FR 674,093 DE 694 17 019; 695 29 634; 297 01 406 EP 0683845; 0674093; 0817901; 0846841 GB 2,209,239; 2,312,006; EP674,093; EP846,841 JP 3,458,247 Other U.S. and foreign patents pending This manual contains information concerning the following models:

JT2720 Mach 1 All Terrain Directional Drilling System Copyright 2004, 2005, 2006, 2007, 2008, 2011 by The Charles Machine Works, Inc. , Ditch Witch, CMW, AutoCrowd, Jet Trac, Roto Witch, Subsite, Fluid Miser, Power Pipe, Super Witch, Pierce Arrow, The Underground, The Underground Authority Worldwide, and Zahn are registered trademarks of The Charles Machine Works, Inc. ID0134854

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FOREWORD___________ 3 This manual contains illustrated parts lists to help you select quality ProTech ® Replacement parts for your Ditch Witch ® equipment. Using other replacement parts will lessen the productivity of your equipment. Part numbers enclosed in a box are no longer available from The Charles Machine Works, Inc. Your local Ditch Witch dealer may be able to locate the part for you. Footnotes provide more information to help you identify parts shown in the manual. Assembly instructions and Tech Bits articles referenced in footnotes are available through your local Ditch Witch dealer. Description and specifications in this book were current at publication.

However, The Charles Machine Works, Inc. reserves the right to improve equipment, so this manual might not reflect the most current improvements. Instructions on recommended equipment use and maintenance are in the Operator’s Manual that was shipped with your equipment. Keep the following in mind when ordering ProTech replacement parts: Specify parts you need by part number and description, not by illustration reference numbers. Have equipment model and serial number on hand to help ensure you get the right parts for your machine whether it’s old or new. Thank you for buying and using Ditch Witch equipment and ProTech replacement parts. 8/6/2010, Rev-B 800-001

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4 WARRANTY __________________________ DW WARRANTY Policy July, 2005 POLICY 1: DITCH WITCH ® EQUIPMENT AND REPLACEMENT PARTS LIMITED WARRANTY POLICY Subject to the limitation and exclusions herein, free replacement parts will be provided at any authorized Ditch Witch dealership for any Ditch Witch equipment or parts manufactured by The Charles Machine Works, Inc. (CMW) that fail due to a defect in material or workmanship within one (1) year of first commercial use (Exception: 2 years for all SK500 Attachments).

Free labor will be provided at any authorized Ditch Witch dealership for installation of parts under this warranty during the first year following “initial commercial” use of the serial numbered Ditch Witch equipment on which it is installed. The customer is responsible for transporting their equipment to an authorized Ditch Witch dealership for all warranty work. EXCLUSIONS FROM PRODUCT WARRANTY All incidental or consequential damages. All defects, damages, or injuries caused by misuse, abuse, improper installation, alteration, neglect, or uses other than those for which products were intended.

All defects, damages, or injuries caused by improper training, operation, or servicing of products in a manner inconsistent with manufacturer’s recommendations. All engines and engine accessories (these are covered by original manufacturer’s warranty). Tires, belts, and other parts which are subject to another manufacturer’s warranty. (Such warranty will be available to purchaser.) ALL IMPLIED WARRANTIES NOT EXPRESSLY STATED HEREIN, INCLUDING ANY WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE AND MERCHANTABILITY.

IF THE PRODUCTS ARE PURCHASED FOR COMMERCIAL PURPOSES, AS DEFINED BY THE UNIFORM COMMERCIAL CODE, THEN THERE ARE NO WARRANTIES WHICH EXTEND BEYOND THE FACE HEREOF AND THERE ARE NO IMPLIED WARRANTIES OF ANY KIND WHICH EXTEND TO A COMMERCIAL BUYER. ALL OTHER PROVISIONS OF THIS LIMITED WARRANTY APPLY INCLUDING THE DUTIES IMPOSED. Ditch Witch products have been tested to deliver acceptable performance in most conditions. This does not imply they will deliver acceptable performance in all conditions. Therefore, to assure suitability, products should be operated under anticipated working conditions prior to purchase.

Defects will be determined by an inspection within thirty (30) days of the date of failure of the product or part by CMW or its authorized dealer. CMW will provide the location of its inspection facilities or it’s nearest authorized dealer upon inquiry. CMW reserves the right to supply remanufactured replacement parts under this warranty as it deems appropriate. Extended warranties are available upon request from your local Ditch Witch dealer or CMW. Some states do not allow exclusion or limitation of incidental or consequential damages, so the above limitation or exclusion may not apply.

Further, some states do not allow exclusion of or limitation of how long an implied warranty lasts, so the above limitation may not apply. This limited warranty gives product owner specific legal rights and the product owner may also have other rights which vary from state to state. For information regarding this limited warranty, contact CMW’s Product Support Department, P.O. Box 66, Perry, OK 73077-0066, or contact your local Ditch Witch dealer. Ver. 03 ID0134872

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CONTENTS______________________ 5 Decals Decal Location - AT/JT2720 Mach 1 ....................... 8 Engine Components Air Filter System ............................................... 26 Cold Start Kit .................................................... 30 Coolant System ................................................ 24 Engine .............................................................. 16 Engine Oil Drain - Remote ................................. 28 Fan Clutch ....................................................... 22 Radiator - Begins ................................................ 20 Radiator - Ends ...................................................

18 Frame Components Battery Support .............................................. 120 Carriage - All Terrain .......................................... 48 Carriage - JT2720 Mach 1 ................................... 46 Carriage Chain ................................................ 40 Clamp Assembly .............................................. 76 Coolant System Mounting - Begins .................. 110 Covers ........................................................... 106 Cylinder Grease ............................................... 96 Front Guide/Wiper ........................................... 82 Front Sprocket .................................................

44 Fuel Tank ....................................................... 108 Gearbox - Rotation - All Terrain - Begins .................. 72 Gearbox - Rotation - All Terrain - Ends ................... 68 Gearbox - Rotation - Mach 1 - Begins ..................... 64 Gearbox - Rotation - Mach 1 - Ends ........................ 60 Gearbox - Track Drive - Plntry ............................... 88 Ground Drive Brake.......................................... 90 Hoods ............................................................... 98 Hose Track - All Terrain ..................................... 38 Hose Track - JT2720 Mach 1 ...............................

36 Idler - Front ........................................................ 92 Idler - Roller ........................................................ 94 Internal Water Swivel - All Terrain - Begins ........... 52 Pivot ................................................................. 34 Relay Panel - All Terrain ................................... 118 Relay Panel - JT2720 Mach 1 ............................ 116 Side Panels ................................................... 100 Sound Insulation - Cover ................................. 112 Sound Insulation - Lower ................................. 104 Sound Insulation - Upper .................................

102 Spindle Drive - All Terrain - Begins ....................... 54 Spindle Drive - All Terrain - Ends .......................... 50 Spindle Drive - JT2720 Mach 1 - Begins ................. 58 Spindle Drive - JT2720 Mach 1 - Ends .................... 56 Stabilizer - Rear ................................................ 84 Thrust Drive ..................................................... 42 Track Group ..................................................... 86 Wrench - Pipe Guide .......................................... 80 Operator’s Station Console - Aux. - All Terrain - Begins ..................... 142 Console - Auxiliary - All Terrain ............................

140 Console - Auxiliary - Mach 1 ............................... 138 Console - Right Electrical .................................. 136 Dual Axis Joystick .......................................... 134 Operator’s Station Gauges ........................... 130 Seat Mount .................................................... 126 Step ............................................................... 124 Tool Box Gauges .......................................... 144 Hydraulics Auxiliary Pressure Hydraulics ....................... 172 Auxiliary Pump Inlet Hydraulics ..................... 170 Brake Line ......................................................

198 Charge Filter/Shifting Solenoid ..................... 168 Console Hydraulics - Right ............................. 208 Cooler Hydraulics ......................................... 166 Drill Frame Pivot Hydraulics ........................... 224 Ground Drive Control Hydraulics .................. 196 Hydraulic Cylinder (2x1) ................................... 226 Hydraulic Cylinder (2x1.25) ............................... 228 Hydraulic Cylinder (4x2) ................................... 230 Hydraulic Cylinder (4.5x2.25x2.75) ..................... 232 Hydraulic Diagram - All Terrain ........................ 158 Hydraulic Diagram - JT2720 Mach 1 .................

156 Hydraulic Pumps .......................................... 160 Hydraulic Reservoir - Begins ............................ 164 Hydraulic Schematic - All Terrain ..................... 152 Hydraulic Schematic - Mach 1 ......................... 148 Load Sense Hydraulics ................................ 200 Load Sense Pressure Hydraulics .................. 202 Load Sense Pump/Case Drain ..................... 204 Load Sense Return Hydraulics ..................... 206 Pipe Gripper Hydraulics ............................... 218 Pipe Gripper Hydraulics - Begins ..................... 220 Pump Inlet .....................................................

162 Rotation Brake Hydraulics ............................. 194 Rotation Hydraulics - Inner .............................. 184 Rotation Hydraulics - Outer - All Terrain .............. 188 Rotation Hydraulics - Outer - Mach 1 ................ 186 Rotation Motor Hot Oil - All Terrain ................... 192 Rotation Motor Hot Oil - Mach 1 ...................... 190 Rotation Pressure Gauge .............................. 180 Rotation Pressure Gauge - Inner .................... 182 Stabilizer Hydraulics ....................................... 222 Thrust Drive Hydraulics .................................. 178 Thrust Limiter .................................................

176 Thrust Pressure Gauge.................................. 174 Wrench - Front Hydraulics ................................. 212 Wrench - Front Pressure/Return Hydraulics ........... 210 Wrench - Rear ................................................. 214 Wrench - Rotation Hydraulics ............................. 216 Continued ID0134853

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