CONTENTS SECTION 10 CONTENTS 1. TRANSMISSION ................................................................. 1 3. HYDRAULIC FRONT AXLE SUSPENSION...................... 32 INTRODUCTION.................................................................. 1 DESCRIPTION................................................................... 32 1.1 TRANSMISSION POWER SHUTTLE.............................
2 1.1.1 MAIN COMPONENTS .......................................2 1.1.2 TRANSMISSION HYDRAULIC SYSTEM ...........5 1.1.3 GEARBOX..........................................................6 GEARBOX COMPONENTS ........................................7 1.1.4 MAIN CLUTCH ..................................................8 1.1.5 HYDRAULIC GEARBOX AND SHUTTLE DISTRIBUTION VALVE ......................................9 1.1.6 CLUTCH ENGAGEMENT AND SOLENOID VALVE OPERATION SCHEMATIC...................12 1.1.7 TRANSMISSION ELECTRONIC SYSTEM SCHEMATIC.....................................13 3.1 FRONT SUSPENSION CONTROL VALVE ................. 33 4.
FRONT AXLE..................................................................... 37 5. HYDRAULIC SYSTEM...................................................... 38 5.1 HYDRAULIC DIAGRAM (version with remote control valves without flow control)................................................... 39 5.2 HYDRAULIC DIAGRAM (version with remote control valves with flow control)........................................................ 40 5.3 GEAR PUMP FOR TRANSMISSION ZF 7100............ 41 1.2 REAR AXLE ................................................................ 15 1.3 REAR PTO..................................................................
17 5.4 GEAR PUMP FOR HYDRAULIC SERVICES AND STEERING ......................................................... 42 2. BRAKING SYSTEM........................................................... 19 DESCRIPTION................................................................... 19 5.5 POWER STEERING.................................................... 43 5.6 AUXILIARY SERVICES CONTROL VALVE................. 44 2.1 BRAKE MASTER CYLINDER ..................................... 20 5.6.1 TYPES OF CONTROL VALVE ......................... 45 5.6.2 SERVICES CONTROL SECTION .................... 47 5.6.3 DESCRIPTIONS OF COMPONENTS .............. 48 5.6.4 INLET MANIFOLD (CC version).......................
50 5.6.5 LIFT CONTROL VALVE SECTION................... 53 2.2 BRAKE ....................................................................... 21 2.3 TRAILER BRAKING SYSTEM ....................................
22 2.3.1 HYDRAULIC TRAILER BRAKING (ITALY VERSION).............................................22 2.3.2 HYDRAULIC TRAILER BRAKING (EXPORT VERSION) ........................................24 2.3.3 AIR TRAILER BRAKING (ITALY VERSION)......26 2.3.4 AIR TRAILER BRAKING (EXPORT VERSION) ........................................27 COMPRESSOR ........................................................28 PRESSURE LIMITING VALVE...................................29 TRAILER BRAKING VALVE (2-WAY) ........................30 TRAILER BRAKING VALVE (1-WAY) ........................31 10-i