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