This manual covers the HITACHI HYDRAULIC EXCAVATOR ZAXIS ZX 270 3 CLASS. It is designed to provide comprehensive information for the repair and maintenance of this model. The content includes detailed technical data, circuit diagrams, and equipment specifications, mirroring the original manufacturer's documentation. The purpose of this workshop manual is to serve as a complete reference for technicians, mechanics, and owners. It details various systems including the fuel system, chassis, cooling system, engine, clutch, lubrication system, drive, transmission, wheels, tires, final drive, brakes, suspension, steering, frame, and electrical system, complete with wiring diagrams. This resource aims to ensure the proper maintenance and repair of the HITACHI HYDRAULIC EXCAVATOR ZAXIS ZX 270 3 CLASS.