This manual provides comprehensive technical information for the HITACHI HYDRAULIC EXCAVATOR ZAXIS ZX 210 K 5G. Designed for optimal performance and reliability, this excavator is engineered to meet demanding operational requirements. Its robust construction and advanced systems ensure efficiency and durability in various working environments, making it a trusted choice for heavy-duty applications. The purpose of this manual is to serve as a complete factory service and repair guide. It contains detailed information on all aspects of the HITACHI HYDRAULIC EXCAVATOR ZAXIS ZX 210 K 5G, including general information, fuel system, chassis, cooling system, engine components, clutch, lubrication, drive, transmission, wheels, brakes, suspension, steering, frame, and electrical systems, along with wiring diagrams. This resource is intended to assist owners, mechanics, and technicians in performing maintenance, repairs, and diagnostics to keep the equipment in optimal working condition.