It is workshop manual for Same tractors. Models included: 75T and 75TB 85T and 85TB 95T and 95TB language:English number of pages: 518 (full digital copy) Main sections: Introduction Safety sections 1. TRANSMISSION ................................................................. 1 INTRODUCTION....................................................................... 1 DESCRIPTION.......................................................................... 2 1.1 CLUTCH HOUSING............................................................ 3 1.2 HI-LO Unit .......................................................................... 4 1.3 GEARBOX AND SHUTTLE ASSEMBLY (HI-LO version) ............................................................... 5 1.4 GEARBOX AND SHUTTLE ASSEMBLY (VERSION WITHOUT HI-LO) .......................................... 6 1.5 BEVEL PINION AND RANGE GEARBOX ASSEMBLY ....... 8 1.6 FOUR-WHEEL DRIVE ENGAGEMENT AND PARKING BRAKE ASSEMBLY .............................. 9 1.7 DIFFERENTIAL ASSEMBLY ............................................. 10 1.8 BRAKES AND REAR AXLE ASSEMBLY (VERSION 85T - 95T).................................................... 11 1.9 BRAKES AND REAR AXLE ASSEMBLY (VERSION 75T - 75TB - 85TB - 95TB) ........................ 12 2. REAR PTO......................................................................... 13 DESCRIPTION........................................................................ 13 2.1 PTO CLUTCH ASSEMBLY (VERSION 85T - 95T - 95TB)....................................... 14 2.2 PTO CLUTCH ASSEMBLY (VERSION 85T - 95T - 95TB)........................................ 15 2.3 PTO CLUTCH ASSEMBLY (VERSION 75T - 75T - 85TB)....................................... 18 2.4 PTO CLUTCH ASSEMBLY (VERSION 75T - 75T - 85TB)........................................ 19 2.5 2-SPEED PTO AND GROUNDSPEED PTO...................... 23 2.6 4-SPEED PTO AND GROUNDSPEED PTO...................... 24 3. FRONT AXLE..................................................................... 25 3.1 FINAL DRIVE (VERSION 75T - 75TB - 85TB)....................26 3.2 FINL DRIVE (VERSION 85T - 95T - 95TB).........................27 3.3 PINION, DIFFERENTIAL AND DIFFERENTIAL LOCK...........................................28 4. HYDRAULIC SYSTEM.................................................... 29 DESCRIPTION.........................................................................29 4.1 HYDRAULIC DIAGRAM (VERSION 75T - 75TB - 85TB) ...30 4.2 HYDRAULIC DIAGRAM (VERSION 85T - 95T - 95TB)......34 4.3 STEERING CIRCUIT GEAR PUMP....................................39 4.4 LIFT CIRCUIT GEAR PUMP ..............................................40 4.5 POWER STEERING...........................................................41 4.6 PRESSURE CONTROL VALVE .........................................42 4.7 AUXILIARY SERVICES CONTROL VALVE........................43 4.8 LIFT CONTROL VALVE (VERSION 75T - 75TB - 85TB) .....................................45 4.9 LIFT CONTROL VALVE VERSION 85T - 95T - 95TB) .........................................51 5. BRAKING SYSTEM........................................................... 57 DESCRIPTION.........................................................................57 5.1 SEPARATE-BRAKES VALVE..........................................58 5.2 TRAILER BRAKING VALVE ...............................................63 ENGINE HOOD AND SIDE PANELS............. 1 Removal...................................................................... 1 Refitting ...................................................................... 2 RADIATOR..................................................... 3 Removal...................................................................... 3 Refitting ...................................................................... 6 STARTER MOTOR ........................................ 7 Removal...................................................................... 7 Refitting ...................................................................... 8 WHEELS......................................................... 9 FRONT WHEELS (4WD Version) ...................................9 Removal...................................................................... 9 Refitting ...................................................................... 9 FRONT WHEELS (2WD version)..................................10 Removal.................................................................... 10 Refitting .................................................................... 10 REAR WHEELS.............................................................11 Removal.................................................................... 11 Refitting .................................................................... 11 FRONT AXLE DRIVE SHAFT ...................... 12 Removal.................................................................... 12 Refitting .................................................................... 12 FRONT SUPPORT....................................... 13 Removal.................................................................... 13 Refitting .................................................................... 15 FRONT AXLE............................................... 16 COMPLETE AXLE ASSEMBLY....................................16 Removal.................................................................... 16 Refitting .................................................................... 18 Adjusting of the front axle end float ......................... 19 STEERING CYLINDER .................................................22 Removal.................................................................... 22 Refitting .................................................................... 23 Disassembly ............................................................. 24 Assembly .................................................................. 24 EPICYCLIC REDUCTION UNIT....................................25 Removal.................................................................... 25 Refitting .................................................................... 26 Disassembly (Version 75T - 85T - 95T) .................... 27 Assembly .................................................................. 30 Disassembly (TB version) ......................................... 33 Assembly .................................................................. 35 STEERING KNUCKLE HOUSING AND HALFSHAFT .37 Removal.................................................................... 37 Refitting .................................................................... 41 Adjusting the bearings preload................................. 43 PINION-DIFFERENTIAL ASSEMBLY ..........................46 Removal.................................................................... 46 Refitting .................................................................... 47 DIFFERENTIAL LOCK ..................................................48 Removal.................................................................... 48 Refitting .................................................................... 50 Adjustment ............................................................... 51 BEVEL GEAR PAIR.......................................................55 Disassembly ............................................................. 55 Adjustment of the differential preload ...................... 65 Adjustment of the pinion and crown wheel backlash ................................................................... 69 Completion of assembly........................................... 69 DIFFERENTIAL .............................................................71 Disassembly ............................................................. 71 Assembly .................................................................. 72 EXHAUST PIPE ............................................73 Removal.................................................................... 73 Refitting .................................................................... 73 ENGINE.........................................................74 Separating the engine from the transmission........... 74 Removal.................................................................... 81 Refitting .................................................................... 86 CLUTCH ASSEMBLY...................................87 CLUTCH........................................................................87 Removal.................................................................... 87 .................................................................................. 88 Checking clutch plate wear ...................................... 88 CLUTCH RELEASE BEARING .....................................89 Renewal .................................................................... 89 CLUTCH MASTER CYLINDER ....................................90 Removal.................................................................... 90 Refitting .................................................................... 90 CLUTCH PISTON..........................................................91 Removal.................................................................... 91 Refitting .................................................................... 91 CLUTCH CONTROL CIRCUIT .....................................92 Bleeding.................................................................... 92 4-PILLAR ROPS FRAME............................. 93 ROPS FRAME............................................................... 93 Removal ....................................................................93 Refitting .....................................................................94 ROPS SUPPORT.......................................................... 95 Removal ....................................................................95 Refitting .....................................................................97 FOLDING SAFETY ROLL BAR ................... 98 COMPLETE ASSEMBLY.............................................. 98 Removal ....................................................................98 Refitting .....................................................................99 FENDER..................................................... 100 Removal ..................................................................100 Refitting ...................................................................101 SEAT SUPPORT........................................ 102 Refitting ...................................................................105 HYDRAULIC TRAILER BRAKING VALVE 106 VERSION 85T - 95T - 95TB ....................................... 106 Removal ..................................................................106 Refitting ...................................................................107 AUXILIARY SERVICES CONTROL VALVE - VERSION 85T - 95T - 95TB....................... 108 Removal ..................................................................108 Refitting ...................................................................109 LIFT (VERSION 85T - 95T - 95TB)............ 110 COMPLETE ASSEMBLY............................................ 110 Removal ..................................................................110 Refitting ...................................................................113 Disassembly ............................................................114 Assembly ................................................................117 LIFT CYLINDER ......................................................... 119 Disassembly ............................................................119 Assembly.................................................................119 BUSHES...................................................................... 121 Renewal...................................................................121 LIFT CONTROL VALVE.............................................. 122 Disassembly ............................................................122 Assembly.................................................................125 CONTROL LEVERS.................................................... 128 Adjustment ..............................................................128 MECHANICAL DRAFT SENSOR............................... 133 Removal ..................................................................133 Refitting ...................................................................133 Disassembly ............................................................134 Assembly.................................................................135 LIFT (VERSION 75T-75TB-85TB) ............. 136 COMPLETE ASSEMBLY............................................ 136 Removal ..................................................................136 Refitting ...................................................................139 Disassembly ............................................................140 Assemblaggio..........................................................143 HYDRAULIC LIFT CONTROL VALVE ....................... 145 Removal ..................................................................145 Refitting ...................................................................145 Disassembly ........................................................... 146 Assembly................................................................ 149 CONTROL LEVERS ................................................... 152 Adjustment ............................................................. 152 3-POINT LINKAGE.....................................155 Removal ................................................................. 155 Refitting .................................................................. 156 BRAKES .....................................................157 REAR AXLE BRAKE DISCS ...................................... 157 Renewal.................................................................. 157 REAR AXLE BRAKE PISTON (VERSION 85T - 95T) 158 Disassembly ........................................................... 158 Assembly................................................................ 158 REAR AXLE BRAKE PISTON (VERSION 75T - 75TB - 85TB - 95TB)160 Disassembly ........................................................... 160 Assembly................................................................ 160 FRONT AXLE BRAKE DISCS.................................... 162 Removal ................................................................. 162 Refitting .................................................................. 162 FRONT AXLE BRAKE PISTON.................................. 163 Disassembly ........................................................... 163 Assembly................................................................ 163 PARKING BRAKE ...................................................... 164 Disassembly ........................................................... 164 Assembly................................................................ 165 BRAKE CYLINDERS.................................................. 166 Removal ................................................................. 166 Refitting .................................................................. 167 BRAKING CIRCUIT.................................................... 168 Brake bleeding procedure...................................... 168 Bleeding the rear brakes circuit ............................. 168 REAR AXLE................................................170 ASSEMBLY (VERSION 85T - 95T - 95TB) ................ 170 Removal of the complete rear axle (Version 85T - 95T) ................................................ 175 Refitting .................................................................. 176 Removal of the complete rear axle assembly (Version 95TB) ....................................................... 177 Refitting .................................................................. 178 COMPLETE ASSEMBLY (VERSION 75T - 75TB - 85TB) 179 Removal of the complete rear axle......................... 182 Refitting .................................................................. 183 Disassembly ........................................................... 184 Assembly................................................................ 188 PLANET CARRIER ASSEMBLY................................ 190 Disassembly ........................................................... 190 Assembly................................................................ 191 PLATFORM ................................................192 Removal ................................................................. 192 Refitting .................................................................. 198 HYDRAULIC PUMPS ................................ 199 PUMP FOR HYDRAULIC LIFT AND AUXILIARY SERVICES ...................................................................199 Removal.................................................................. 199 Refitting .................................................................. 199 POWER STEERING PUMP.........................................200 Removal.................................................................. 200 Refitting .................................................................. 201 CLUTCH HOUSING................................... 202 COMPLETE ASSEMBLY ............................................202 Separating the engine from the transmission......... 202 Reassembly ............................................................ 206 GEARBOX AND SHUTTLE ASSEMBLY (Standard version) .................................... 207 COMPLETE ASSEMBLY ............................................207 Removal.................................................................. 207 Refitting .................................................................. 208 GEARBOX SUPPORT AND GEAR SELECTOR RODS...........................................................................213 Disassembly ........................................................... 213 Assembly ................................................................ 214 SHUTTLE AND UNDERDRIVE SHAFT ......................216 Disassembly ........................................................... 216 Assembly ................................................................ 220 MAIN SHAFT...............................................................222 Disassembly ........................................................... 222 Assembly ................................................................ 223 SECONDARY SHAFT .................................................224 Disassembly ........................................................... 224 Assembly ................................................................ 227 HI-LO UNIT AND GEARBOX .................... 229 COMPLETE ASSEMBLY ............................................229 Removal.................................................................. 229 Refitting .................................................................. 230 HI-LO UNIT ................................................ 231 COMPLETE ASSEMBLY ............................................231 Removal.................................................................. 231 Refitting .................................................................. 234 Adjustment of the end float of the gears of the epicyclic unit........................................................... 236 PLANET CARRIER ASSEMBLY.................................237 Disassembly ........................................................... 237 Assemblaggio......................................................... 238 LO RANGE CLUTCH DRUM ......................................239 Disassembly ........................................................... 239 Assembly ................................................................ 244 Adjusting the spring preload .................................. 249 COMPLETE GEARBOX ASSEMBLY (Version with HI-LO) ................................. 251 COMPLETE ASSEMBLY ............................................251 Removal.................................................................. 251 Refitting .................................................................. 252 Disassembly ........................................................... 253 Assembly ................................................................ 256 SHUTTLE SHAFT........................................................257 Disassembly ........................................................... 257 Assembly ................................................................ 259 MAIN SHAFT...............................................................261 Disassembly ........................................................... 261 Assembly ................................................................ 261 SECONDARY SHAFT .................................................262 Disassembly ........................................................... 262 Assembly ................................................................ 265 HML UNIT OUTPUT SHAFT.......................................266 Disassembly ........................................................... 266 Assembly ................................................................ 267 RANGE GEARBOX AND REAR DIFFERENTIAL ASSEMBLY......................268 COMPLETE ASSEMBLY ............................................268 Removal.................................................................. 268 Refitting .................................................................. 268 DIFFERENTIAL ...........................................................269 Removal.................................................................. 269 Refitting .................................................................. 271 Disassembly ........................................................... 272 Assembly ................................................................ 274 BEVEL PINION (VERSION 85T-95T-95TB)................275 Disassembly ........................................................... 275 Assembly ................................................................ 279 BEVEL PINION (Version 75T-75TB-85TB) ................281 Disassembly ........................................................... 281 Assembly ................................................................ 285 FOUR-WHEEL DRIVE ENGAGEMENT CONTROL...287 Disassembly ........................................................... 287 Assembly ................................................................ 289 4WD OUTPUT SHAFT AND PARKING BRAKE........................................................290 Disassembly ........................................................... 290 Assembly ................................................................ 293 BEVEL GEAR PAIR.....................................................294 Preparation for adjustments ................................... 295 Adjusting the differential bearings preload............. 297 Adjustment of the pinion position........................... 299 Adjustment of the pinion and crown wheel ............ 303 PUMP DRIVE PTO .....................................304 OUTER GEAR .............................................................304 Disassembly ........................................................... 304 Assembly ................................................................ 305 INTERNAL GEAR........................................................306 Disassembly ........................................................... 306 Assembly ................................................................ 307 REAR PTO..................................................308 PTO INPUT SHAFT (4-speed versions) ....................308 Removal.................................................................. 308 Refitting .................................................................. 310 Disassembly ........................................................... 311 Assembly ................................................................ 313 PTO OUTPUT SHAFT (4-speed version) ..................314 Disassembly ........................................................... 314 Assembly ................................................................ 317 REAR PTO ................................................. 318 PTO INPUT SHAFT (2-speed version)...................... 318 Removal ..................................................................318 Refitting ...................................................................320 PTO CLUTCH CONTROL .......................................... 322 Removal ..................................................................322 Refitting ...................................................................325 Disassembly (Version 75T-75TB-85TB) ..................327 Assembly.................................................................333 Disassembly (Version 85T-95T-95TB).....................334 Assembly.................................................................339 GROUNDSPEED PTO OUTPUT SHAFT ................... 340 Disassembly ............................................................340 Assembly.................................................................342 GROUNDSPEED PTO ENGAGEMENT DEVICE....... 343 Disassembly ............................................................343 Assembly.................................................................343 INSTRUMENT PANEL............................... 344 Removal ..................................................................344 Refitting ...................................................................346 POWER STEERING VALVE....................... 347 Removal ..................................................................347 Refitting ...................................................................348 Pressure relief valve setting ....................................349 Disassembly ............................................................350 Assembly.................................................................356 THE STRUCTURE OF THE UNIT ...................................1 HOW TO CONSULT THE UNIT ......................................2 1. INTRODUCTION .........................................................3 1.1 LIST OF WIRING LOOMS........................................................3 1.2 DEFINITION OF COMPONENTS AND SYMBOLS ..................3 1.3 GENERAL RULES....................................................................4 1.3.1 MODIFICATION OF THE TRACTOR'S ELECTRICAL/ELECTRONIC CIRCUITS..................... 4 1.3.2 MAIN WIRING FAULTS.............................................. 4 1.3.3 REMOVAL, REFITTING AND DRYING OF CONNECTORS AND WIRING .............................. 5 1.4 DIAGNOSTIC INSTRUMENTS.................................................6 1.5 WIRE COLOUR CODES...........................................................6 2. INDICES ......................................................................7 2.1 INDEX BY PART DESCRIPTION..............................................7 2.2 INDEX BY PART CODE ...........................................................9 2.3 INDEX BY CONNECTOR.......................................................11 3. COMPONENTS .........................................................14 3.1 COMPONENT TECHNICAL DATA.........................................14 3.2 DESCRIPTION OF THE PREHEATING SYSTEM...................17 3.2.1 OPERATION............................................................. 17 3.2.2 TABLE OF PREHEATING CONTROL UNIT ALARMS ......................................................... 18 3.2.3 PREHEATING CONTROL UNIT PINOUT................. 18 4. SYSTEMS ................................................................. 19 4.1 EARTHING POINTS............................................................19 4.2 STARTING AND PREHEATING ..........................................20 4.3 LIGHTS - LIGHT SELECTOR SWITCH...............................21 4.4 INSTRUMENT PANEL ........................................................22 4.5 BRAKES..............................................................................23 4.6 TRANSMISSION.................................................................24 4.7 PTO.....................................................................................25 5. WIRING LOOMS ...................................................... 27 BATTERY WIRING.......................................................................27 FRONT WIRING (1/2) ..................................................................28 FRONT WIRING (2/2) ..................................................................29 CENTRAL WIRING (1/2) ..............................................................39 CENTRAL WIRING (2/2) ..............................................................40 REAR WIRING (1/2) ....................................................................45 REAR WIRING (2/2) ....................................................................46 PTO-FILTER2 WIRING.................................................................47 TRAILER BRAKE WIRING............................................................48 FRONT LIGHT WIRING................................................................53 REAR LIGHTS WIRING (VERSION TB) .......................................54 REAR LIGHTS WIRING (VERSION T) .........................................55