This comprehensive shop manual provides detailed instructions for rebuilding and testing Husqvarna 340, 345, 350, 346XP, and 351 chainsaws. The manual covers all aspects of these models, from disassembly and component identification to reassembly and testing procedures. You'll find detailed diagrams, step-by-step instructions, and troubleshooting tips to help you effectively maintain and repair your chainsaw. Whether you're a professional mechanic or a DIY enthusiast, this manual is an essential resource for ensuring your Husqvarna chainsaw operates at peak performance.

The Husqvarna 340, 345, 350, 346XP, and 351 are a line of powerful and versatile gas-powered chainsaws designed for a wide range of professional and homeowner applications. These models are known for their robust construction, reliable performance, and user-friendly features. The Husqvarna 340, 345, and 350 are considered general-purpose chainsaws, suitable for tasks like limbing, pruning, and cutting firewood. On the other hand, the 346XP and 351 are high-performance models designed for demanding applications such as felling large trees, heavy-duty timber cutting, and professional forestry work. These chainsaws boast a range of features that contribute to their efficiency and ease of use. They are powered by robust two-stroke engines with displacement ranging from 40.9 cc to 50.2 cc, providing ample power for even the most demanding tasks. The X-Torq engine technology, featured in the 346XP and 351, offers improved fuel efficiency and reduced emissions. The AutoTune system, present on the 346XP and 351, automatically adjusts the engine settings for optimal performance based on fuel quality and operating conditions. The chainsaws are equipped with an inertia-activated chain brake for added safety, while the low-vibration design ensures comfortable operation. The Husqvarna 340, 345, 350, 346XP, and 351 are durable, reliable, and easy to maintain, making them popular choices for both professional and homeowner use.