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Fiat Trattori

Fiat Trattori 55-90 Full Service Repair Manual

Fiat Trattori 55-90 Full Service Repair Manual

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Vehicle data plateRef 64160
Brand
Fiat Trattori
Vehicle
Tractors
Models covered
55 90, Agriculture, Fiat
Format
PDF, searchable, print-ready
Delivery
Instant download after checkout
Language
English

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  • Download link opens on the order page immediately
  • The same link is emailed to you — re-download any time
  • Open on phone, tablet or PC; print only the pages you need
  • Not sure it covers your model year? Ask us before you buy
Basic Information
Identification
Make: Fiat Trattori
Model: 55-90
Type: Agricultural Tractor
Generation
Series: 90 Series
Introduction
Market Position
Market Segment: Mid-range utility agricultural tractor
Competitive Analysis
Competitors: Massey Ferguson, John Deere, Ford/New Holland, International Harvester, Deutz-Fahr (during its production era)
Key Features
Durability: Renowned for robust construction and reliability, characteristic of Fiat Trattori heritage.
Simplicity: Generally straightforward mechanical design, making maintenance and repairs accessible.
Versatility: Designed for a range of agricultural tasks, from plowing and tilling to mowing and transport, often with various implement options.
Manual Details
Coverage Areas
Coverage: Full Service Repair and Maintenance
Page Count
Estimated Page Count: Likely exceeds 500 pages (typical for comprehensive tractor manuals)
Manual Type
Type: Full Service Repair Manual
Additional Types Covered: Likely includes sections on service schedules, maintenance procedures, and diagnostic techniques.
Language
Language: English
Format
Format: PDF (Digital Download)
Manual Coverage
Systems Covered
Engine: Detailed overhaul, troubleshooting, fuel system, cooling system, lubrication system, starting and charging system, exhaust system
Transmission: Repair, maintenance, lubrication, troubleshooting of gearbox, clutch, PTO (Power Take-Off)
Hydraulics: Hydraulic pump, cylinders, control valves, hydraulic fluid specifications, troubleshooting
Electrical: Wiring diagrams, troubleshooting, starting system, charging system, lighting system, instrumentation
Chassis: Front axle, rear axle, braking system, steering system, suspension (if applicable)
Bodywork: Body panel removal and installation, operator's station, controls
Operator Controls: Detailed explanation of all levers, pedals, and switches, and their functions.
Braking System Overhaul: Procedures for brake caliper or drum inspection, pad/shoe replacement, and hydraulic brake system bleeding.
Procedures Included
Maintenance: Scheduled maintenance, lubrication charts, fluid level checks, filter replacement
Repair: Complete engine rebuild, transmission overhaul, hydraulic system repair, brake service, steering system repair
Diagnostics: Troubleshooting guides for common issues, diagnostic flowcharts
Technical Specifications: Torque specifications, clearances, tolerances, fluid capacities, part numbers
Wiring Diagrams: Detailed, integrated with troubleshooting for electrical systems.
Troubleshooting Charts: Systematic guides to diagnose and fix problems based on symptoms.
Technical Depth
Depth: Comprehensive, suitable for professional technicians and experienced DIY mechanics
Engine Overhaul: Complete engine disassembly, inspection, machining specifications, and reassembly procedures.
Transmission Repair: Detailed steps for removing, disassembling, inspecting, and reassembling the gearbox, clutch, and PTO.
Hydraulic Troubleshooting: Diagnosis of pressure loss, slow operation, and leaks; repair procedures for pumps, valves, and cylinders.
Torquing Procedures: Precise torque values for critical fasteners are essential for safe and correct assembly.
Manual Specifications
File Format
Format: PDF
Searchability: PDF format typically allows for text searching for quick information retrieval.
Print Quality
Printability: Full Printable
Binding Type
Binding: N/A (Digital Download)
Paper Type
Paper Type: N/A (Digital Download)
Software Requirements
Reader: Adobe PDF Reader
Extraction: WinRAR (for compressed files, if applicable)
Compatibility
Operating Systems: All Versions of Windows & Mac
Engine Specifications
Primary Engine
Engine Manufacturer: Fiat
Engine Model Series: Likely a Fiat 8000 series engine (e.g., 8045 or similar, common in this range)
Engine Type: Diesel
Displacement: Estimated 3.9-4.5 Liters (typical for this horsepower range, specific model details would be in the manual)
Horsepower Rating: Approximately 55 HP (as indicated by model number '55')
Performance
Torque Output: Specific torque figures would be detailed in the manual; generally adequate for its intended tasks.
Fuel System
Fuel Type: Diesel
Injection System: Likely direct injection with a Bosch or similar inline or rotary injection pump.
Cooling System
Cooling Method: Liquid-cooled
Engine Type
Aspiration: Naturally Aspirated (most common for this model, turbocharger would be specified if present)
Transmission
Standard
Transmission Type: Manual Synchromesh
Gear Configuration: Likely 12 forward gears and 4 reverse gears (common for this series, but manual will confirm exact ratios).
Features
Pto: Standard PTO (540/1000 RPM, depending on configuration, detailed in manual)
Differential Lock: Typically equipped with a rear differential lock for improved traction.
Dimensions
Exterior
Wheelbase: Specific dimensions would be in the manual, but generally designed for stability.
Weights
Operating Weight: Estimated 2500-3000 kg (dry weight), depending on configuration. Manual will provide precise figures.
Safety Features
Active Features
Braking System: Hydraulic disc brakes (likely dry disc or oil-immersed, depending on variant, specified in manual).
Passive Features
Roll Over Protection: ROPS (Roll Over Protective Structure) likely standard or optional, with details on installation/removal in manual.
Technology Features
Infotainment
Features: Basic instrumentation: tachometer, engine temperature gauge, oil pressure light, fuel gauge. No advanced infotainment.
Driver Assistance
Features: None. This is a mechanically operated tractor.
Maintenance
Service Intervals
Engine Oil Change: Typically every 250-500 operating hours or annually, exact interval and oil specification will be in the manual.
Air Filter Service: Regular inspection and cleaning based on operating conditions, replacement at specified intervals. Manual provides details.
Fluid Specifications
Engine Oil: Likely API CF or similar specification diesel engine oil, with viscosity grade (e.g., 15W-40) specified in the manual.
Hydraulic Fluid: Manual will specify type (e.g., UTTO or TO-4) and viscosity grade for the hydraulic/transmission fluid. Capacity is critical.
Coolant: Ethylene glycol-based antifreeze with a suitable protection level, specific mixture ratio detailed in the manual.
Transmission Fluid Capacity: Specific capacity for hydraulic/transmission fluid will be listed in the manual, crucial for proper operation.
Known Issues
Common Wear Items: Clutch wear, hydraulic pump and seal wear, PTO clutch engagement issues, electrical connector corrosion.
Electrical System Reliability: Older wiring harnesses can degrade; manual's wiring diagrams are invaluable for troubleshooting.
Cooling System Efficiency: Overheating can be an issue if the radiator or thermostat is neglected; manual provides maintenance and troubleshooting.
Vehicle History
Brand Heritage
Heritage: Fiat Trattori is a historical brand with a long legacy in agricultural machinery, known for robust and functional designs.
Model Evolution
Series: The 90 series represented a significant advancement for Fiat Trattori, incorporating improved ergonomics and performance. The '55' denotes its horsepower class.
Target Market: Catered to small to medium-sized farms requiring a reliable and cost-effective tractor.
Production
Production Period: The 90 series was primarily produced in the 1980s and early 1990s.

Delivery & file format

This is a digital PDF download, not a printed book. After payment the download link appears on your order confirmation page and is emailed to the address you entered. Files open in any PDF reader on phone, tablet or computer and can be printed.

Check the model year and engine before you buy

Manufacturers change procedures, wiring and part numbers between model years and engine options. If your VIN plate shows a year or engine code that is not listed on the data plate above, contact us with the model, year and VIN and we will confirm coverage before you order.

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