1984-1987 Fiat 45-66-80-66 Series Workshop Manual

Fiat Trattori 45-66, 55-66, 60-66, 65-66, 70-66, 80-66 tractor series workshop manual detailing engine, power train, and axle systems. Covers models with print number 603.54.228.02 X - 1987.

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Document Details

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Document Number / Seller:
30092 / Carol Wilson
File Size:
30.35 MB
File Type:
PDF
Language:
English
Pages:
239
Printable:
Yes
Category:
Tractor
Last updated / verified
Dec 28, 2025

Models Covered & Key Technical Specifications

Fiat Trattori 45-66 - 80-66 Series (1987) Workshop Manual

Fiat Trattori Tractor Series | Service Manual.

  • Engine Specifications: 4 cylinders defines the core of the powertrain Architecture.
  • Engine Specifications: For optimal performance, 3613 cc establishes the displacement Capacity.
  • Power Train Components: The rear axle requires 30 N-m for proper assembly.
  • Front Axle Specifications: The steering system utilizes 400 mm of travel.
  • Hydraulic Lift Unit Data: For operational efficiency, 50 L/min represents the flow rate.
  • Electrical System Specs: The battery voltage is 12 V establishes the standard power supply.

Professional Workshop Service Manual & Technical Specifications

Fiat Trattori 45-66 - 80-66 Series (1987) Workshop Manual: Fiat Trattori Tractor Comprehensive Workshop Manual

Model Information: Fiat Trattori 45-66, 55-66, 60-66, 65-66, 70-66, 80-66, 466, 566, 666, 756, 766 Tractor Series // Category: Tractor / Power Train Logic // Technical Details: Engine, Power Train, Front Axle, Steering, Front Wheel Drive, Hydraulic Lift Unit, Electrical System, Service Tools.

Integrated-Framework Diagnostic-Logic Architecture
General Information Engine Systems Torque Data
Specifications Power Train Front Axle
Engine Hydraulic Lift Unit Steering
Brakes Electrical System Service Tools

Engineering chapters address the following:

  • General Information: Covers general instructions and safety precautions for the specified Fiat Trattori models.
  • Engine: Details engine specifications, including cylinder head, crank gear, fuel system, and cooling system.
  • Power Train: Explains clutch, transmission, differential, brakes, final drives, and power take-off procedures.
  • Front Axle & Steering: Documents specifications and data for the front axle, steering, and hydrostatic power steering systems.
  • Front Wheel Drive: Details specifications and data for front wheel drive, including axle schematics.
  • Hydraulic Lift Unit: Provides information on the lift unit, implement attachment, and control adjustments.
  • Electrical System: Outlines specifications and data for the battery, fuses, starter, and lighting systems.
  • Service Tools: Lists specialized tools required for maintenance and repair.

This manual documents torque specifications for various components to ensure proper corrosion joint prevention.

FAQ

What **essential** testing parameters are detailed for the engine? keyboard_arrow_down

Engine testing parameters include static timing for BTDC cylinder No. 1, fueling requirements (172 to 175 bar), and release pressure (172 to 175 bar) for the Bosch injection pump.

Check the **correct** diagnostic procedures for the hydraulic lift unit. keyboard_arrow_down

Diagnostic procedures for the hydraulic lift unit involve checking draft control rod adjustment, position control lever, and max lift arm travel.

What does the **documented** fluid capacity requirements specify? keyboard_arrow_down

7.3 Liters (1.5 US Gallons) of engine oil is required for the 45-66/55-66DT models.

Reference the **precise** component identification for the front wheel drive assembly. keyboard_arrow_down

Component identification for the front wheel drive includes bevel pinion adjustment and shim thickness determination using universal gauge 293510.

What are the **proper** adjustment procedures for the steering system? keyboard_arrow_down

Proper adjustment procedures for the steering system involve checking and adjusting the steering knuckle kingpin, and ensuring the wheel hub bearings are preloaded correctly.

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This workshop manual is a game changer for anyone working on Fiat Trattori tractors. The troubleshooting section is especially helpful!