This comprehensive service and repair manual provides detailed step-by-step instructions for maintaining, servicing, and repairing your STIHL MS290, MS310, and MS390 chainsaws. The manual covers a wide range of topics, from basic safety precautions and specifications to in-depth explanations of engine operation, ignition systems, clutch and chain drive mechanisms, chain lubrication, and fuel systems. You'll find troubleshooting charts to help diagnose problems and detailed guides for performing essential maintenance tasks, such as adjusting chain tension, replacing spark plugs, and servicing the carburetor. The manual also includes information on using specialized servicing tools and valuable tips for keeping your chainsaw in optimal condition. This resource is designed for both experienced mechanics and DIY enthusiasts, offering clear and concise instructions to ensure you can confidently perform repairs and maintenance on your STIHL chainsaw.

The STIHL MS290, MS310, and MS390 chainsaws are powerful and versatile tools designed for a wide range of applications, from professional forestry to demanding homeowner tasks. These models are known for their exceptional cutting performance, durability, and user-friendliness. The MS290 is a mid-range chainsaw ideal for general-purpose cutting, while the MS310 is a more powerful option suitable for larger tasks and commercial use. The top-of-the-line MS390 is built for heavy-duty applications, featuring a larger engine displacement and enhanced cutting capability. All three models share a common design philosophy, incorporating features like a robust engine, a reliable ignition system, and a high-quality cutting chain for efficient and precise cutting. The STIHL MS290, MS310, and MS390 chainsaws are engineered for user comfort and safety. Their ergonomic design includes padded handles, adjustable throttle levers, and a low vibration level, minimizing strain on the operator during extended use. The chainsaws come equipped with safety features like a chain brake, a hand guard, and a throttle lock-out, providing protection from accidental starts and minimizing the risk of injuries. These features, combined with their robust construction and reliable performance, make the STIHL MS290, MS310, and MS390 chainsaws popular choices for professionals and homeowners alike. These powerful and versatile tools are capable of handling a wide range of cutting tasks, from trimming branches and felling small trees to cutting firewood and clearing dense vegetation.