This manual details the Liebherr A 900 C-ZW EDC F.D. Litronic Hydraulic Excavator, specifically for serial numbers 37728 and up, covering types A 900 C ZW Litronic 1033, 1384, and 1385. Engineered for demanding construction and industrial applications, this hydraulic excavator represents Liebherr's commitment to robust design and operational efficiency. Its advanced Litronic system and specialized features ensure reliable performance and productivity in various work environments, making it a trusted choice for heavy-duty tasks. The purpose of this comprehensive service repair factory manual is to provide essential information for the maintenance, repair, and technical understanding of the Liebherr A 900 C-ZW EDC F.D. Litronic Hydraulic Excavator. It covers a wide array of systems including general information, tools, technical data, engine, clutch, hydraulic systems and components, electrical systems, swing gear and ring, two-speed gearbox, axles, steering, brake systems, special attachments, and the cab and air conditioning. This manual serves as an indispensable resource for owners, technicians, and mechanics to ensure the longevity and optimal functioning of the equipment.