This Service Repair Workshop Manual provides comprehensive information for the Hitachi Zaxis 200-3 Class Excavator, covering models including the Zaxis 200-3, Zaxis 210H-3, Zaxis 210K-3, Zaxis 210LCN-3, and Zaxis 240N-3. These excavators are engineered for demanding construction and earthmoving applications, renowned for their robust design and operational efficiency. The manual details the advanced engineering and reliability that define the Zaxis series, ensuring optimal performance and longevity in various work environments. The purpose of this manual is to serve as an indispensable resource for maintaining and repairing your Hitachi excavator. It includes detailed step-by-step instructions, diagrams, illustrations, wiring schematics, and specifications covering general maintenance, disassembly and assembly precautions, tightening torques, painting procedures, and specific hydraulic system maintenance such as bleeding air from the hydraulic oil tank. This guide is designed for mechanics, vehicle owners with basic mechanical skills, and independent auto service professionals, empowering them to effectively service and troubleshoot the vehicle.