CONTENTS______________________ 5 Decals Decal Location - AT/JT27T2 ................................. 8 Hydraulics Auxiliary Pressure Hydraulics ....................... 138 Auxiliary Pump Inlet Hydraulics ..................... 136 Brake Line ...................................................... 166 Charge Filter/Shifting Solenoid ..................... 134 Console Hydraulics - Right ............................ 176 Cooler Hydraulics ......................................... 130 Drill Frame Pivot Hydraulics ........................... 190 Ground Drive Control Hydraulics .................. 164 Hydraulic Cylinder - (2.0x1.0) ..........................
192 Hydraulic Cylinder - (2x1.25) ............................ 194 Hydraulic Cylinder - (4.0x2.0) ............................ 196 Hydraulic Cylinder - (4.5”x2.25”x2.75”) ................ 198 Hydraulic Pumps .......................................... 124 Hydraulic Reservoir ........................................ 128 Load Sense Hydraulics ................................ 168 Load Sense Pressure Hydraulics .................. 170 Load Sense Pump/Case Drain ..................... 172 Load Sense Return Hydraulics ..................... 174 Pipe Gripper Hydraulics ............................... 186 Pump Inlet Hydraulics ..................................
126 Rotation Brake Hydraulics ............................. 162 Rotation Hydraulics - Inner ............................ 150 Rotation Hydraulics - Outer - AT27T2 ............. 156 Rotation Hydraulics - Outer - AT27T2 - Begins ... 158 Rotation Hydraulics - Outer - JT27T2 .............. 152 Rotation Hydraulics - Outer - JT27T2 - Begins ... 154 Rotation Motor Hot Oil.................................... 160 Rotation Pressure Gauge Hydraulics ............ 146 Rotation Pressure Gauge Hydraulics - Inner .. 148 Stabilizer Hydraulics ....................................... 188 Thrust Drive Hydraulics ................................. 144 Thrust Limiter Hydraulics ..............................
142 Thrust Psi Gauge Hydraulics ........................ 140 Wrench - Front Hydraulics ............................ 180 Wrench - Front Pressure/Return Hydraulics 178 Wrench - Rear Hydraulics ............................. 182 Wrench - Rotation Hydraulics ....................... 184 Electrical Coil Mount ...................................................... 202 Electric Strike System .................................... 204 Ground Drive Control ..................................... 206 Anchor Systems Anchor ........................................................... 218 Anchor Motor Hydraulics - Left ....................... 222 Anchor Motor Hydraulics - Right .....................
224 Anchor Pivot Frame ..................................... 210 Anchor Thrust Cylinder - Left ......................... 226 Anchor Thrust Cylinder - Right ....................... 228 Anchor Valve Pressure Return Hydraulics .... 220 Auger Anchor Drive - Left .............................. 212 Auger Anchor Drive - Right ............................. 214 Flange Hex Driver .......................................... 216 Hydraulic Cylinder (2”x1.25”x24”) ....................... 230 Engine Components Air Filter System ............................................... 24 Charge Air ........................................................
18 De-Airiation ....................................................... 20 Engine - John Deere Diesel .................................. 14 Engine Oil Drain - Remote ................................. 26 Fan Clutch ....................................................... 22 Radiator ........................................................... 16 Frame Components Battery Support ................................................ 98 Carriage - AT27T2 ............................................. 40 Carriage - JT27T2 .............................................. 42 Carriage Chain ................................................ 34 Clamp Assembly ..............................................
62 Covers ............................................................. 90 Cylinder - Grease ............................................. 84 Front Guide/Wiper ........................................... 70 Front Sprocket ................................................. 38 Fuel Tank ......................................................... 92 Gearbox - Ground Drive Planetary .......................... 76 Gearbox - Rotation - AT27T2 ................................. 58 Gearbox - Rotation - JT27T2 ................................. 54 Ground Drive Brake.......................................... 78 Hoods ...............................................................
86 Hose Track - AT/JT27T2 .................................... 32 Idler - Front ....................................................... 80 Idler - Roller ...................................................... 82 Internal Water Swivel ...................................... 46 Pivot ................................................................. 30 Relay Panel - AT/JT27T2 .................................... 96 Side Panels ..................................................... 88 Spindle Drive - AT27T2 ....................................... 44 Spindle Drive - AT27T2 ....................................... 48 Spindle Drive - JT27T2 - Begins ...........................
52 Spindle Drive - JT27T2 - Ends .............................. 50 Stabilizer - Rear ................................................ 72 Thrust Drive ..................................................... 36 Track Group - Rubber ......................................... 74 Wrench - Pipe Guide .......................................... 66 Wrench - Pipe Guide - Begins ................................ 68 Operator’s Station Console - Auxiliary - AT27T2 .............................. 118 Console - Auxiliary - JT27T2 ............................... 116 Console - Right Electrical ................................... 114 Dual Axis Joystick ..........................................
112 Operator’s Station Gauges ............................ 108 Seat Mount .................................................... 104 Step ............................................................... 102 Tool Box Gauges ........................................... 120 ID0135179