This manual covers the Hitachi Zaxis 230, a robust construction machine designed for demanding work environments. Engineered for reliability and performance, this model features a diesel engine and a hydrostatic transmission, making it a versatile tool for various excavation and material handling tasks. Its approximate operating weight is 22,000 kg (48,500 lbs), and it includes a ROPS certified operator cab for enhanced safety. This comprehensive Full Service Repair Manual in English provides detailed guidance for the repair, maintenance, rebuilding, and refurbishing of the Hitachi Zaxis 230. It serves as an essential resource for owners, technicians, and mechanics, offering procedures, specifications, and troubleshooting information to ensure the optimal performance and longevity of the equipment. The manual covers critical aspects of the machine, enabling effective upkeep and operational efficiency.