CONTENTS______________________ 5 Decals Decal Location - AT4020 Mach 1 ........................... 8 Engine Components Air Filter System ............................................... 30 Covers - Battery .................................................. 40 Covers - Engine .................................................. 34 Engine - John Deere Diesel .................................. 14 Engine Mounts ................................................ 20 Engine Oil Drain ............................................... 28 Engine Skid Edging ......................................... 24 Engine Skid .....................................................
22 Fan Clutch ....................................................... 18 Gauge Panel .................................................... 42 Radiator ............................................................ 32 Sound Insulation ............................................... 38 Operator’s Station Console ............................................................ 52 Console Gauges ............................................... 54 Dual Axis Joystick ........................................... 58 Operator Station ............................................... 46 Seat - Belts - Cover ............................................
50 Track Frame & Main Frame 2-Post ROPS .................................................... 74 Cylinder Grease ............................................... 68 Drill Frame - Covers/Locks/Switches ...................... 76 Fuel Tank ......................................................... 72 Hose Retaining Clamp ..................................... 78 Idler .................................................................. 64 Roller ................................................................ 66 Stabilizer - Rear ................................................ 70 Track Group - Rubber ......................................
62 Anchor Systems Anchor .............................................................. 96 Anchor Drive - Left ............................................. 92 Anchor Drive - Right .......................................... 90 Anchor Valve/Cover Mount .............................. 84 Auger Anchor Base .......................................... 82 Flange Hex Driver ............................................ 94 Front Pipe Guide - (JT4020AT) ............................ 86 Front Pipe Guide - (JT4020M1) ........................... 88 Carriage Chain ............................................... 120 Clamp Assembly ............................................
146 Drill Frame - Covers/Locks/Switches .................... 150 Gearbox - Rotation (JT42M1/JT42T2) ................... 136 Gearbox - Rotation Drive (AT4020) - Begins ........... 128 Gearbox - Rotation Drive (AT4020) - Ends ............. 124 Gearbox - Rotation Drive (JT42M1) ...................... 132 Grease Cylinder ............................................. 152 Hose Track..................................................... 144 Hydraulic Cylinder (4.5” x 2.25” x 2.75”) ............... 154 Outer Spindle Drive Case Drain ..................... 142 Pivot ............................................................... 112 Spindle Drive ..................................................
140 Thrust Drive ................................................... 114 Thrust Idler ..................................................... 122 Wrench Pipe Guide ........................................ 148 Pipe Loader System Gripper Cylinder ............................................. 168 Guard Lock Pin .............................................. 180 Pipe Box - (AT Pipe) ......................................... 174 Pipe Box - (JT Pipe) .......................................... 176 Pipe Loader Gripper ....................................... 166 Pipe Loader Lifters ......................................... 160 Pipe Loader Shuttle - Front ..............................
162 Pipe Loader Shuttle - Rear .............................. 164 Pipe Loader Shuttle Drive .............................. 158 Shuttle Guard ................................................. 178 Shuttle Stop .................................................... 170 Shuttle Stop Indicator ..................................... 172 Fluid System Antifreeze Tank .............................................. 200 Fluid Pump - 70 GPM ....................................... 192 Fluid Pump - 120 GPM ..................................... 190 Fluid Pump - Power - (L1122 - L1622) ................... 198 Fluid Pump - Power End ...................................
194 Mud Pump Plumbing - 70 GPM ........................ 186 Mud Pump Plumbing - 120 GPM ...................... 184 Mud System Plumbing ................................... 188 Pump Mount ................................................... 196 Wash Wand ................................................... 202 Hydraulics 2-Speed Track/Thrust .................................... 242 Anchor Motor Hydraulics - Left ........................ 292 Anchor Motor Hydraulics - Right ...................... 290 Anchor Supply Hydraulics .............................. 286 Anchor Valve Pressure Return Hydraulics ..... 288 Auxiliary Supply/Return Hydraulics ................
300 Auxiliary Valve ................................................ 298 Cylinder - Anchor Thrust - Left ............................. 296 Cylinder - Anchor Thrust - Right ........................... 294 Frame Tilt Hydraulics ..................................... 306 Greaser Hydraulics ........................................ 316 Lubricator Applicator ....................................................... 106 Auto-Luber ...................................................... 102 Grease Pump ................................................. 104 Grease Pump Mounting ................................. 100 Selector Valve ................................................
108 Drill Frame Carriage (AT42M1/AT42T2) ................................. 118 Carriage (JT42M1/JT42T2) .................................. 116 Continued ID0135178