This comprehensive service and shop manual for the Stihl BR 550 backpack blower provides detailed instructions and illustrations to guide you through every aspect of repair and maintenance. It covers a wide range of topics, from basic maintenance like oil changes to complex repairs involving the transmission. The manual offers step-by-step instructions for diagnosing and resolving various issues. It includes detailed diagrams and clear explanations making it easy to understand even for novice mechanics. Search functionality allows you to quickly find the information you need. The content encompasses a variety of systems, including: * **Body and Exterior:** Understanding the external components and their functions. * **Electrical and Electronic:** Troubleshooting and repairing electrical systems, including audio/video devices, charging systems, electrical supply, gauges, meters, ignition systems, lighting, signaling, sensors, starting systems, switches, wiring harnesses, and more. * **Powertrain and Chassis:** Detailed information on the engine, including components, cooling system, oil system, exhaust system, fuel supply system, suspension and steering, transmission, and wheels and tires. This manual empowers you to perform repairs and maintenance with confidence, saving you time and money.

The Stihl BR 550 is a powerful and versatile backpack blower designed for efficient clearing of leaves, debris, and even light snow. This professional-grade machine combines robust construction with a powerful engine, allowing for effortless handling and efficient operation. The BR 550 features a reliable 2-stroke engine that delivers a robust airflow, enabling users to tackle even challenging tasks with ease. The engine is equipped with a fuel-efficient carburetor design, ensuring optimal performance while minimizing fuel consumption. The backpack design of the BR 550 offers exceptional comfort and maneuverability. The ergonomically designed harness distributes weight evenly across the user's shoulders and back, reducing fatigue during prolonged use. With adjustable straps and a padded back support, the BR 550 provides optimal comfort for extended operation. The blower features a variable speed throttle control that allows users to adjust the airflow according to their needs. The BR 550 is also engineered for durability and reliability. The robust housing and durable components ensure long-lasting performance even in demanding environments. With its impressive power, ergonomic design, and robust construction, the Stihl BR 550 is an ideal choice for professionals and demanding users who require a powerful and reliable backpack blower for a wide range of applications.