Target Audience:
Do-it-yourselfers, experienced mechanics, Fiat Trattori 55-90 owners
Content Value:
Inexpensive way to maintain and repair vehicle, prevents future problems
Unique Selling Proposition
Content Detail:
Hundreds of photos and illustrations guiding each service and repair procedure
Comparable Models:
Competes with tractors from manufacturers like Massey Ferguson, Ford, John Deere, and Same of similar horsepower in its production era.
Primary Coverage:
Maintenance, Repair, Rebuilding, Refurbishment, Restoration
Index Contents:
General Information, Periodic Maintenance, Engine, Fuel System, Cooling System, Electrical System, Chassis, Services Information, Emission Control Information
Type:
Comprehensive Service Repair Manual
Searchable:
PDF format allows for text searching of keywords and topics.
Print Quality:
Fully Printable
Delivery Method:
Instant Download
Software Requirements:
Adobe PDF Reader, WinZIP
Operating Systems:
All Versions of Windows & Mac
Engine Systems:
Engine, Fuel System, Cooling System
Electrical Systems:
Electrical System
Emission Systems:
Emission Control Information
General Information:
Included
Services Information:
Included
Maintenance Procedures:
Periodic Maintenance Schedule, Routine Servicing
Repair Procedures:
Step-by-step repair instructions based on complete disassembly
Troubleshooting:
Implicit in repair and diagnostic information
Engine Repair:
Engine overhaul, component replacement, timing adjustments
Fuel System Repair:
Injector testing and replacement, fuel pump service, filter replacement
Cooling System Repair:
Radiator service, water pump replacement, thermostat testing
Electrical System Diagnostics:
Wiring diagrams, starter and alternator testing, lighting system troubleshooting
Chassis Repair:
Steering system service, braking system maintenance, axle repairs
Transmission Service:
Gearbox oil change, clutch adjustment and replacement, PTO system maintenance
Hydraulic System Service:
Hydraulic pump testing and replacement, cylinder repair, fluid and filter changes
Operator Controls:
Description and function of all controls and instruments
Depth:
Detailed, suitable for DIYers and experienced mechanics
Diagnostics:
Provides detailed diagnostic procedures for various systems
Rebuilds:
Covers complete engine and transmission rebuilds with component specifications
Specifications Data:
Includes torque specifications, clearances, fluid capacities, and part numbers where applicable.
Engine Type:
Diesel (likely Fiat 8000 series, specific model not provided but inferable from '55-90')
Engine Family:
Fiat 8000 series (likely, e.g., 8045 or similar)
Engine Configuration:
Likely naturally aspirated, 4-cylinder diesel engine
Horsepower Rating:
Approximately 55 HP (indicated by model number '55-90')
Torque Output:
Specific torque figures would be in the manual, but characteristic for the horsepower range
Injection System:
Indirect injection or Direct injection diesel (depending on specific engine variant)
Cooling Method:
Liquid-cooled (typical for tractors of this era)
Operational Weight:
Varies by configuration, typically 2500-3000 kg (estimated for 55 HP tractor class)
Gross Vehicle Weight:
Information would be specific to configurations and typically found in manual
Overall Length:
Varies by configuration, typically around 3.8 - 4.0 meters (estimated)
Overall Width:
Varies by configuration, typically around 1.7 - 2.0 meters (estimated)
Engine Oil Change:
Typically 250 hours or annually (specific intervals detailed in manual)
Transmission Oil Change:
Typically 1000 hours or annually (specific intervals detailed in manual)
Engine Oil Type:
API CD/CE or higher grade diesel engine oil (e.g., 15W-40)
Coolant Type:
Ethylene glycol based antifreeze with corrosion inhibitors
Hydraulic Fluid Type:
UTTO (Universal Tractor Transmission Oil) or equivalent recommended specification
Transmission Fluid Type:
UTTO (Universal Tractor Transmission Oil) or specified gearbox oil
Common Wear Items:
Clutch wear, hydraulic pump performance, fuel injector seals, starter motor reliability (common for tractors of this age)
Electrical Faults:
Corrosion in connectors, aging wiring harnesses, issues with starter solenoid or alternator
Hydraulic System Issues:
Leaking seals in cylinders or pumps, low hydraulic pressure, faulty PTO engagement
Fuel Filter Replacement:
Typically every 500 hours or annually, or as needed based on fuel quality
Air Filter Cleaning Replacement:
Frequent inspection and cleaning in dusty environments, replacement as per schedule or condition
Oil Filter Part Number:
Specific part numbers would be listed in the manual (e.g., for common Fiat engines).
Manufacturer Origin:
Italy
Manufacturer History:
Fiat Trattori has a long history of agricultural machinery production, known for robust and reliable tractors.
Series Context:
Part of Fiat Trattori's '90 Series' range, known for durability and performance in agricultural applications.
Series Positioning:
The 55-90 was a mid-range tractor within the 90 series, offering good power and versatility for various farm tasks.
Estimated Production Years:
Late 1980s - Early 1990s (typical for the '90 Series')
Manufacturing Locations:
Primarily manufactured in Italy by Fiat Trattori.
