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Same Argon F 55 55F 70 70F Classic service repair manual
Classic 55 and 55F
Classic 75 and 75F
language:english
number of pages: 410 (full digital version)
Main sections:
Introduction
Safety sections
TRANSMISSION................................................................. 1
INTRODUCTION.................................................................. 1
DESCRIPTION..................................................................... 2
1.1 HOUSING..................................................................... 3
1.2 GEARBOX AND SHUTTLE ASSEMBLY
(4-speed version) ......................................................... 4
1.3 GEARBOX AND SHUTTLE ASSEMBLY
(5-speed version) ......................................................... 5
1.4 CONTROL ROD FOR SHUTTLE - UNDERDRIVE ........ 6
1.5 SPEED CONTROL ROD (5-speed version) .................. 7
1.6 RANGE AND PARKING BRAKE ASSEMBLY............... 8
1.7 RANGE CONTROL ROD AND PARKING
BRAKE LEVER ............................................................. 9
1.8 FOUR-WHEEL DRIVE ENGAGEMENT ASSEMBLY .. 10
1.9 DIFFERENTIAL UNIT.................................................. 11
1.10BRAKES AND REAR AXLE ASSEMBLY
(55 HP version) ........................................................... 12
1.11 BRAKES AND REAR AXLE ASSEMBLY
(70 HP version) ........................................................... 13
2. REAR PTO........................................................................ 15
2.1 2-SPEED PTO............................................................ 16
2.2 2-SPEED PTO AND SYNCRO PTO ........................... 17
2.3 3-SPEED PTO............................................................ 18
3. FRONT AXLE.................................................................... 19
3.1 FINAL DRIVE .............................................................. 19
3.2 PINION, DIFFERENTIAL
(Version with differential locking) ............................... 20
3.3 PINION AND DIFFERENTIAL
(Version without differential locking) .......................... 21
4. HYDRAULIC SYSTEM..................................................... 23
DESCRIPTION................................................................... 23
4.1 HYDRAULIC DIAGRAM (1/2) .................................... 24
4.2 HYDRAULIC DIAGRAM (2/2) ..................................... 25
4.3 STEERING CIRCUIT GEAR PUMP ............................ 26
4.4 LIFT CIRCUIT GEAR PUMP....................................... 27
4.5 POWER STEERING.................................................... 28
4.6 AUXILIARY SERVICES CONTROL VALVE................. 29
4.7 TRAILER BRAKING VALVE........................................ 30
4.7 TRAILER BRAKING VALVE........................................ 33
4.8 LIFT CONTROL VALVE .............................................. 34
4.8 LIFT CONTROL VALVE .............................................. 35
FRONT HOODS ............................................. 1
Removal...................................................................... 1
Refitting ...................................................................... 2
WHEELS......................................................... 3
FRONT WHEELS.............................................................3
Removal...................................................................... 3
Refitting ...................................................................... 3
REAR WHEELS...............................................................4
Removal...................................................................... 4
Refitting ...................................................................... 4
SAFETY ROLL BAR....................................... 5
Removal...................................................................... 5
Refitting ...................................................................... 6
SAFETY ROLL BAR
(For Orchard (Frutteto) versions)................. 7
SAFETY ROLL BAR........................................................7
Removal...................................................................... 7
Refitting ...................................................................... 7
SAFETY ROLL BAR SUPPORTS ...................................8
Removal...................................................................... 8
Refitting ...................................................................... 8
EXHAUST PIPE AND SILENCER.................. 9
EXHAUST PIPE...............................................................9
Removal...................................................................... 9
Refitting ...................................................................... 9
SILENCER.....................................................................10
Removal.................................................................... 10
Refitting .................................................................... 10
FUEL TANK.................................................. 11
Removal.................................................................... 11
Refitting .................................................................... 13
RADIATOR................................................... 14
Removal.................................................................... 14
Refitting .................................................................... 16
4WD SHAFT................................................. 17
Removal.................................................................... 17
Refitting .................................................................... 18
BATTERY..................................................... 19
Removal.................................................................... 19
Refitting .................................................................... 19
HYDRAULIC PUMPS...................................20
PUMP FOR HYDRAULIC LIFT AND AUXILIARY
SERVICES .....................................................................20
Removal.................................................................... 20
Refitting .................................................................... 22
STEERING PUMP.........................................................23
Removal.................................................................... 23
Refitting .................................................................... 24
STARTER MOTOR.......................................25
Removal.................................................................... 25
Refitting .................................................................... 26
FRONT SUPPORT........................................27
Removal.................................................................... 27
Refitting .................................................................... 29
ENGINE.........................................................30
Preparation before separating the engine from the
transmission ............................................................. 30
Preparation for removal of the engine ...................... 32
Separation or removal .............................................. 34
Refitting .................................................................... 39
CLUTCHES UNIT .........................................40
CLUTCH PLATES .........................................................40
Check and wear........................................................ 40
COMPLETE ASSEMBLY..............................................41
Removal.................................................................... 41
Refitting .................................................................... 41
CLUTCH PEDAL...........................................................42
Stroke adjustment .................................................... 42
PRESSURE PLATE ASSEMBLY ..................................43
Removal.................................................................... 43
Refitting .................................................................... 44
Disassembly ............................................................. 44
Assembly ................................................................. 44
FRONT AXLE (4WD) ....................................45
COMPLETE AXLE ASSEMBLY....................................45
Removal.................................................................... 45
Refitting .................................................................... 48
STEERING CYLINDER .................................................49
Removal.................................................................... 49
Refitting .................................................................... 50
Disassembly ............................................................. 51
Assembly .................................................................. 53
EPICYCLIC REDUCTION UNIT................................... 55
Removal ....................................................................55
Refitting .....................................................................56
Disassembly ..............................................................57
Assembly...................................................................59
STEERING KNUCKLE HOUSING AND HALFSHAFT. 61
Removal ....................................................................61
Refitting .....................................................................65
Adjusting the bearings preload .................................67
BRAKES........................................................................ 70
Disassembly ..............................................................70
Brake units assembly ................................................72
PINION-DIFFERENTIAL ASSEMBLY.......................... 73
Removal ....................................................................73
Refitting .....................................................................73
DIFFERENTIAL LOCK.................................................. 74
Removal ....................................................................74
Refitting .....................................................................76
Adjustment ................................................................77
BEVEL GEAR PAIR ...................................................... 80
Disassembly (Version without differential locking) ....80
Assembly...................................................................85
Disassembly (Version with differential locking) .........86
Assembly...................................................................90
Adjustment of the pinion position
(Version without differential locking) .........................91
Adjustment of the pinion position
(Version with differential locking)...............................95
Adjusting pinion bearings preload ............................98
Adjustment of the differential preload.....................103
Adjustment of pinion and crown wheel backlash ...107
DIFFERENTIAL........................................................... 109
Disassembly ............................................................109
Assembly.................................................................110
INSTRUMENT PANEL AND
INSTRUMENTS ......................................... 111
INSTRUMENT PANEL................................................ 111
Removal ..................................................................111
Refitting ...................................................................113
INSTRUMENTS .......................................................... 114
Removal ..................................................................114
Refitting ...................................................................114
POWER STEERING................................... 115
Checking .................................................................115
Calibration ...............................................................115
Removal ..................................................................116
Refitting ...................................................................116
Disassembly ............................................................117
Assembly.................................................................124
BRAKE MASTER CYLINDERS ................. 134
Removal ..................................................................134
Refitting ...................................................................135
BRAKING SYSTEMS................................. 136
Bleeding air .............................................................136
Brake bleeding procedure.......................................136
BRAKE PEDALS AND BRAKE LIGHT
MICROSWITCHES.....................................138
Adjusting and aligning ............................................ 138
AUXILIARY SERVICES CONTROL
VALVE.........................................................139
Removal ................................................................. 139
Refitting .................................................................. 141
FOOTSTEPS...............................................142
Removal ................................................................. 142
Refitting .................................................................. 143
FENDERS ...................................................144
(Orchard version)....................................................... 144
Removal ................................................................. 144
Refitting .................................................................. 145
(Standard version) ..................................................... 146
Removal ................................................................. 146
Refitting .................................................................. 147
SEAT SUPPORT.........................................148
Removal ................................................................. 148
Refitting .................................................................. 150
FENDER SUPPORT AND BATTERY
SUPPORT...................................................151
(Standard version) ..................................................... 151
Removal ................................................................. 151
Refitting .................................................................. 153
(Orchard version)....................................................... 154
Removal ................................................................. 154
Refitting .................................................................. 154
LIFT.............................................................155
COMPLETE ASSEMBLY ........................................... 155
Removal ................................................................. 155
Refitting .................................................................. 156
Disassembly ........................................................... 157
Assembly................................................................ 163
BUSHES ..................................................................... 164
Renewal.................................................................. 164
LIFT CONTROL VALVE ............................................. 165
Removal ................................................................. 165
Refitting .................................................................. 165
Disassembly ........................................................... 166
Assembly................................................................ 169
LIFT CYLINDER ......................................................... 171
Disassembly ........................................................... 171
Assembly................................................................ 172
MECHANICAL DRAFT SENSOR............................... 174
Removal ................................................................. 174
Refitting .................................................................. 174
Disassembly ........................................................... 175
Assembly................................................................ 176
LIFT CONTROL LEVER ............................................. 178
Stroke ..................................................................... 178
3-POINT LINKAGE.....................................181
Removal ................................................................. 181
Refitting .................................................................. 182
SHUTTLE GEARBOX ASSEMBLY............ 183
COMPLETE ASSEMBLY ............................................183
Removal.................................................................. 183
Refitting .................................................................. 191
Separation from the transmission .......................... 192
Reassembly ............................................................ 198
Disassembly ........................................................... 199
Assembly ............................................................... 200
SHUTTLE - UNDERDRIVE SHAFT.............................201
Disassembly ........................................................... 201
Assembly ................................................................ 204
PRIMARY SHAFT........................................................206
Disassembly ........................................................... 206
Assembly ................................................................ 207
SECONDARY SHAFT (5-speed version)...................208
Disassembly ........................................................... 208
Assembly ................................................................ 213
SECONDARY SHAFT (4-speed version)...................218
Disassembly ........................................................... 218
Assembly ................................................................ 222
GEAR SELECTOR ROD..............................................226
Disassembly ........................................................... 226
Assembly ................................................................ 226
SHUTTLE AND UNDERDRIVE SELECTOR ROD......227
Disassembly ........................................................... 227
Assembly ................................................................ 227
REAR PTO (2-speed version)................... 228
INPUT SHAFT .............................................................228
Removal.................................................................. 228
Refitting .................................................................. 229
OUTPUT SHAFT .........................................................230
Removal.................................................................. 230
Refitting .................................................................. 233
REAR PTO
(2- speed version with PTO Syncro)........ 234
INPUT SHAFT .............................................................234
Removal.................................................................. 234
Refitting .................................................................. 235
PTO OUTPUT SHAFT (2-SPEED +
GROUNDSPEED VERSION)................... 236
Disassembly ........................................................... 236
Assembly ................................................................ 240
GROUNDSPEED PTO DRIVE SHAFT........................241
Disassembly ........................................................... 241
Assembly ................................................................ 242
REAR AXLE................................................243
RIGHT AND LEFT AXLES ..........................................243
Removal.................................................................. 243
Refitting .................................................................. 246
Disassembly ........................................................... 247
Assembly ................................................................ 250
PLANET CARRIER ASSEMBLY.................................252
Disassembly ........................................................... 252
Assembly ................................................................ 252
BRAKES......................................................253
REAR AXLE BRAKES.................................................253
Renewal of brake discs .......................................... 253
BRAKING PISTON......................................................254
Disassembly ........................................................... 254
Assembly ................................................................ 254
PARKING BRAKE.......................................................256
Renew the friction shoes ........................................ 256
Refitting the friction shoes...................................... 257
Lever disassembly .................................................. 258
Assembly ................................................................ 259
Adjusting the parking brake.................................... 259
RANGE GEARBOX AND REAR
DIFFERENTIAL ASSEMBLY......................260
COMPLETE ASSEMBLY............................................260
Preparation for disassembly................................... 260
Assembly ............................................................... 260
DIFFERENTIAL UNIT..................................................261
Removal.................................................................. 261
Refitting .................................................................. 263
Disassembly ........................................................... 264
Assembly ................................................................ 266
PINION ........................................................................267
Disassembly ........................................................... 267
Assembly ................................................................ 270
RANGE SELECTOR ROD...........................................271
Disassembly ........................................................... 271
Assembly ............................................................... 272
FOUR-WHEEL DRIVE ENGAGEMENT CONTROL...273
Removal.................................................................. 273
Refitting .................................................................. 273
4WD AND GROUND SPEED PTO OUTPUT SHAFT.274
Disassembly ........................................................... 274
Assembly ............................................................... 277
BEVEL GEAR PAIR.....................................................278
Preparation of adjustments .................................... 278
Adjustment of the differential bearings preload ..... 280
Adjustment of the pinion position........................... 282
Adjustment of the pinion and crown wheel ............ 284
THE STRUCTURE OF THE UNIT................................. 1
HOW TO CONSULT THE UNIT.................................... 2
1. INTRODUCTION....................................................... 3
1.1 LIST OF WIRING HARNESSES ......................................... 3
1.2 DEFINITION OF COMPONENTS AND SYMBOLS ............ 4
1.3 GENERAL RULES.............................................................. 5
1.3.1 MODIFICATION OF THE TRACTOR'S ELECTRICAL/
ELECTRONIC CIRCUITS ............................................ 5
1.3.2 MAIN WIRING FAULTS.............................................. 5
1.3.3 REMOVAL, REFITTING AND DRYING OF
CONNECTORS AND WIRINGI .................................... 6
1.4 DIAGNOSTIC INSTRUMENTS........................................... 7
1.5 WIRE COLOUR CODES .................................................... 7
2. INDEX ...................................................................... 8
2.1 INDEX BY PART DESCRIPTION........................................ 8
2.2 COMPONENT CODE INDEX ........................................... 10
2.3 CONNECTOR INDEX....................................................... 12
3. COMPONENTS ..................................................... 15
3.1 CONNECTOR LAYOUTS................................................. 15
3.2 COMPONENT TECHNICAL DATA................................... 17
4. SYSTEMS ............................................................... 19
4.1 EARTHING POINTS .........................................................19
4.2 STARTING AND PREHEATING........................................20
4.3 INSTRUMENT PANEL
(VERSION WITHOUT GROUNDSPEED PTO) ..................21
4.4 INSTRUMENT PANEL
(VERSION WITH GROUNDSPEED PTO)..........................22
4.5 LIGHTS AND BRAKES.....................................................23
5. WIRING LOOMS .................................................... 25
FRONT WIRING LOOM (1/2).....................................................25
FRONT WIRING LOOM (2/2).....................................................26
BATTERY LEADS......................................................................27
HEADLAMPS WIRING LOOM...................................................28
PTO WIRING LOOM..................................................................29
GROUNDPSEED PTO WIRING.................................................30
CENTRAL WIRING LOOM (1/2) ................................................39
CENTRAL WIRING LOOM (2/2) ................................................40
REAR WIRING LOOM (1/2) .......................................................49
REAR WIRING LOOM (2/2) .......................................................50
FLASHING LIGHT WIRING LOOM............................................51
REAR LIGHTS WIRING LOOM..................................................52
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