This detailed service and repair manual comprehensively covers the Husqvarna 334T, 336, 338XPT, and 339XP chainsaws. It provides in-depth information and instructions for maintaining, troubleshooting, and repairing these powerful machines. The manual includes detailed diagrams, exploded views, and step-by-step procedures for each component, covering everything from basic maintenance like air filter cleaning and chain sharpening to complex repairs like engine rebuilds and carburetor adjustments. With this comprehensive guide, you can confidently perform any necessary service or repair on your Husqvarna chainsaw, ensuring its optimal performance and longevity.The Husqvarna 334, 336, 338XPT, and 339XP chainsaws are powerful and versatile tools designed for demanding professional forestry and arborist applications. These models belong to Husqvarna's renowned professional chainsaw line, renowned for their robust construction, high performance, and user-friendly features. The 334, 336, and 338XPT are all equipped with powerful and efficient engines that deliver impressive cutting capacity and torque, while the 339XP model boasts even higher performance levels. Furthermore, these saws come equipped with advanced features such as low vibration technology, Air Injection™ air filtration system, and automatic chain oiler, enhancing user comfort and operational efficiency. Each model caters to specific needs within the professional realm. The Husqvarna 334 is a lightweight and maneuverable saw ideal for pruning and light felling tasks. The 336 offers a balance between power and maneuverability, making it suitable for a wider range of applications, including felling medium-sized trees and limbing. The 338XPT is a powerful and robust saw designed for demanding felling and limbing tasks, featuring a larger engine displacement and increased torque. Finally, the top-of-the-line 339XP excels in high-performance felling operations, built with a high-power engine and optimized cutting performance. These chainsaws are engineered to provide exceptional reliability, durability, and cutting efficiency, making them trusted tools in the hands of professionals worldwide.