This comprehensive service repair manual is your ultimate guide to maintaining and repairing your Aprilia ROTAX engine type 122 from 1996. Designed for both do-it-yourselfers and experienced mechanics, this manual provides detailed instructions and clear illustrations to ensure a successful repair experience. It covers a wide range of topics, including: * **Engine Identification:** Learn to properly identify your engine model and understand its specific features. * **General Precautions:** Stay safe while working on your engine by adhering to essential safety guidelines outlined in the manual. * **Disassembly and Assembly:** This section guides you step-by-step through the process of taking apart and reassembling your engine, ensuring you follow correct procedures. * **Maintenance Checklist:** Stay organized with a comprehensive checklist for regular maintenance tasks to keep your engine running smoothly. * **Check and Maintenance:** Detailed instructions on performing various checks and maintenance procedures on your engine, from basic inspections to more involved tasks. * **Special Tools:** Discover the specific tools required for various repair procedures, ensuring you have the right equipment for the job. * **Engine Body:** Explore the intricacies of the engine body, including its components and how to address common issues. * **Fuel System:** Understand the workings of the fuel system, troubleshoot problems, and learn proper maintenance procedures. * **Troubleshooting:** Equip yourself with a comprehensive troubleshooting guide to diagnose and resolve engine problems effectively. * **Servicing Specifications:** Access detailed specifications for various engine components, ensuring you use the correct settings and tolerances during repairs. * **Tightening Torques:** Find precise torque specifications for different bolts and fasteners, ensuring a secure and proper assembly. * **Disassembling and Servicing:** Go beyond basic maintenance with detailed instructions on disassembling and servicing specific engine components. * **Cooling System:** Learn how to maintain and repair the cooling system, ensuring optimal engine temperature control. * **Exhaust System:** Understand the exhaust system's function and how to address potential issues and perform maintenance. * **Fuel Filter:** Learn to inspect, clean, and replace the fuel filter for optimal fuel flow and engine performance. * **Electrical System:** Dive into the complexities of the engine's electrical system, including troubleshooting and repair procedures. * **Alternator:** Understand the alternator's function, diagnose potential problems, and perform necessary repairs. * **Regulator:** Learn how the regulator works, troubleshoot issues, and perform maintenance for optimal charging performance. * **Wiring Diagram:** Utilize detailed wiring diagrams to navigate the electrical system effectively during troubleshooting and repairs. With this comprehensive manual, you have all the necessary information at your fingertips to confidently maintain and repair your Aprilia ROTAX engine type 122, ensuring it continues to perform at its best.

The Aprilia Rotax 122 engine, introduced in 1996, is a renowned powerplant that has propelled a range of Aprilia motorcycles to success in both racing and recreational riding. This liquid-cooled, single-cylinder, two-stroke engine boasts a displacement of 122cc, a testament to its potent performance. It is renowned for its lightweight and compact design, contributing to the agility and responsiveness of the bikes it powers. The Rotax 122 has a reputation for high power output, particularly impressive given its relatively small displacement. This can be attributed to its refined engineering, including features like a rotary valve induction system and a powerful ignition system. The engine's robust construction and proven reliability make it a popular choice for both street and off-road applications. The Aprilia Rotax 122 engine is known for its user-friendly nature, making it an attractive option for both experienced riders and beginners. Its smooth power delivery and forgiving performance characteristics allow riders to quickly learn and master its capabilities. The engine's relatively low maintenance requirements and readily available spare parts further contribute to its appeal. The Rotax 122 engine has been instrumental in the success of several Aprilia models, including the popular RS 125, which has achieved numerous racing victories. Its legacy continues to influence the design and development of modern Aprilia motorcycles, ensuring that the Rotax 122 remains a respected and influential engine in the motorcycle industry.