The Fiat Trattori 90-90 All Service Repair Manual is your comprehensive guide to understanding and maintaining your Fiat Trattori 90-90 tractor. It covers all aspects of repair, from routine maintenance and troubleshooting to complex engine, transmission, and electrical system repairs. The manual includes detailed instructions on: * **General Maintenance:** Learn the essential steps for keeping your tractor in peak condition, ensuring its longevity and optimal performance. * **Engine Service and Repair:** Dive into the intricacies of your tractor's engine, with clear instructions for servicing, diagnosing issues, and performing repairs. * **Transmission Service and Repair:** Gain a thorough understanding of your tractor's transmission system, enabling you to maintain, troubleshoot, and repair it effectively. * **Brake System:** Learn how to inspect, maintain, and repair your tractor's brake system for safe and reliable operation. * **Wiring Diagram:** Understand the electrical layout of your tractor with a detailed wiring diagram for easy troubleshooting and repair. * **Electrical System:** Acquire the knowledge needed to service and repair all aspects of your tractor's electrical system, from batteries to starter motors. * **Suspension:** Learn about the components and workings of your tractor's suspension system and how to maintain and repair it. * **Periodic Lubrication:** This section details the recommended lubrication schedule and procedures for keeping your tractor running smoothly. * **Steering:** Gain insight into the design and operation of your tractor's steering system with instructions on its maintenance and repair. * **Cooling System:** Understand the importance of your tractor's cooling system and learn how to maintain and repair it for optimal performance. * **Fuel Injection / Fuel System:** Get detailed information on servicing, troubleshooting, and repairing your tractor's fuel injection and fuel system. * **Emission System:** Learn about the emission system of your tractor and how to perform maintenance and repair on it. * **Engine Control System:** Gain a deeper understanding of your tractor's engine control system and learn how to diagnose and resolve any issues. * **Chassis / Body:** This section covers the maintenance and repair of your tractor's chassis and body, ensuring its structural integrity. * **Restraint System:** Learn about the important features of your tractor's restraint system and how to ensure its proper functioning. * **Axle:** The manual includes detailed instructions on servicing, troubleshooting, and repairing your tractor's axle system. In addition to these specific topics, the manual provides a wealth of information and illustrations, making it an invaluable resource for all Fiat Trattori 90-90 owners seeking to perform their own repairs.

The Fiat Trattori 90-90, a robust and dependable agricultural tractor, was a product of Fiat's renowned tractor manufacturing lineage. Introduced in the late 1970s, the 90-90 model epitomized Fiat's commitment to building strong and versatile machines for the farming community. Its name, "90-90," hinted at its core specifications – a 90 horsepower engine and a 90-centimeter wheel track. This combination provided a balance of power and maneuverability, making it suitable for a wide range of farm tasks, from plowing and seeding to cultivating and harvesting. The 90-90 was typically equipped with a four-cylinder diesel engine, offering a reliable source of power for the demanding conditions of agricultural work. It featured a sturdy construction, with a robust chassis and a durable transmission, ensuring dependable performance even in challenging environments. The tractor's accessibility and ease of maintenance made it popular among farmers, as regular servicing and repairs could be handled efficiently. The Fiat Trattori 90-90, with its combination of power, versatility, and reliability, became a staple on farms across Europe and beyond, contributing to Fiat's reputation as a respected manufacturer of agricultural equipment.