This manual covers the Hitachi Hydraulic Excavator Zaxis 200-3, a robust machine designed for demanding construction and earthmoving applications. Engineered for exceptional performance and durability, the Zaxis 200-3 offers advanced hydraulic systems and a powerful engine to ensure efficient operation and reliable service in a wide range of environments. Its design prioritizes operator comfort and safety, making it a leading choice for professionals seeking productivity and longevity. The purpose of this comprehensive service manual is to provide detailed information for the maintenance, repair, and troubleshooting of the Hitachi Hydraulic Excavator Zaxis 200-3. It includes essential technical specifications, step-by-step repair procedures, diagnostic guides, and safety precautions. This resource is invaluable for owners, technicians, and mechanics to ensure the optimal performance, safety, and extended lifespan of the equipment through proper care and servicing.