This manual covers the Liebherr L 522, a versatile machine designed for various operational demands. Built with a focus on engineering quality and reliability, the L 522 offers robust performance and efficiency. Its design incorporates advanced features to ensure optimal functionality and ease of use in its intended applications, making it a valuable asset for any operation requiring dependable heavy equipment. The purpose of this comprehensive service manual is to provide detailed guidance for the maintenance, repair, and overhaul of the Liebherr L 522. It includes essential information on routine servicing, diagnostic procedures, and in-depth repair instructions for all major systems, including the engine and transmission. By following the procedures and specifications outlined within, owners and technicians can ensure the continued optimal performance and longevity of their L 522, while also emphasizing safety through highlighted warnings and cautions.