This workshop manual covers a range of Husqvarna Chainsaw models, including the 36, 40, 41, 42, 45, 51, 55, 61, 242XP, 246, 254XP, 257, 262XP, 268, 272XP, 268K, 272K, 272S, 281XP, 288XP, 394XP, and 3120XP. These chainsaws are engineered with robust internal combustion, two-stroke engines, and feature a centrifugal clutch drive system. While specific production years are not detailed, the manual is designed to support the maintenance and repair of these versatile and reliable tools, intended for various professional and demanding cutting applications. This comprehensive 125-page English-language workshop manual provides essential information for owners and technicians. It includes detailed sections on safety regulations, technical data, specialized tools, service procedures, troubleshooting, and maintenance of key components such as the lubrication system, carburetor, air filter, anti-vibration system, piston and cylinder, and crankcase/crankshaft. With step-by-step instructions, exploded views, and clear illustrations, this digital manual, accessible on CD, is an indispensable resource for ensuring the optimal performance and longevity of your Husqvarna chainsaw. Its zoomable, printable, and savable format further enhances its usability for diagnostics and repair.