This 377-page Fiat Workshop Manual puts the complete factory rebuild data for these tractors in your hands, and yes, that includes the tractor you're standing in front of right now. Inside you get full wiring diagrams for the electrical system, hydraulic lift schematics covering the whole 276-336 page range of lift unit procedures, plus torque tables, clearance charts, and calibration values pulled straight from Fiat engineering. Set piston ring end gaps and injector pump timing to the exact factory clearances, not a shop-floor guess written on a napkin. No more cross-referencing three different aftermarket booklets that half-guess the Power Train specs. This PDF carries a searchable text layer and full bookmarks, so you jump straight from the Engine section to the Front Wheel Drive procedures without scrolling through 300 pages you don't need. Pull it up on a phone in the barn and get the tractor running right.
Complete the set for your 55-90 to 100-90
What's Inside This Fiat 55-90 to 100-90 Manual
| System | Pages | Key Topics |
|---|
| Engine | 32-111 | Engine Removal and Refitting, Cylinder Head, Timing, Fuel Injection Pump, Lubrication, Cooling System |
| Power Train | 112-229 | Clutch, Gearbox, Range Transmission, Rear Axle, Brakes, Differential Lock, Power Take-Off |
| Front Axle-Steering | 230-247 | Front Axle, Power Steering Unit, Steering Cylinder, Toe-In Adjustment |
| Front Wheel Drive | 248-275 | Front Wheel Drive Axle, Differential, Final Drive, Engagement Clutch |
| Hydraulic Lift Unit | 276-336 | Lift Cylinder, Control Valve, Draft Control, Lift Linkage, Hydraulic Pump |
| Electrical System | 337-371 | Wiring Diagrams, Charging System, Starting System, Lighting, Instruments |
| Service Tools | 372-377 | Special Service Tools, Recommended Workshop Equipment |
Quick Reference Specifications
| Specification | Value | Page |
|---|
| Engine Sump oil capacity | 6.7 L | p. 29 |
| Engine Compression (Normal) | 25.5 to 27.5 bar | p. 73 |
| Cylinder Head Capscrew Torque | 60 Nm + 90°+90° | p. 52 |
| Oil Pump Relief Valve Crack-off Setting | 3.5 bar | p. 39 |
| Thermostat Opening Temperature | 79±2°C | p. 40 |
| Transmission Clutch Control Sleeve Working Clearance | 0.050 to 0.151 mm | p. 112 |
| Master Cylinder Operating Pressure (Brakes) | 17.6 bar | p. 120 |
| Front Axle Carrier to Engine Capscrew Torque | 314 Nm | p. 229 |
| Bevel Drive Backlash (Front Wheel Drive) | 0.15 to 0.20 mm | p. 248 |
| Lift Cylinder Capscrew Torque | 157 Nm | p. 283 |
| Alternator Rated Voltage | 14 Volts | p. 336 |
