The Hitachi Zaxis 230 is a robust construction machine engineered for demanding tasks. This tracked vehicle, powered by a diesel engine, features a hydrostatic transmission, making it a reliable and efficient tool for excavation and material handling operations. Its substantial operating weight of approximately 23,000 kg underscores its capability in heavy-duty applications, reflecting Hitachi's commitment to durable and high-performance equipment. This Workshop Service Manual provides comprehensive guidance for the repair and maintenance of the Hitachi Zaxis 230. It covers essential procedures and technical information necessary for ensuring the optimal performance and longevity of the machine. Owners, technicians, and mechanics will find detailed instructions and specifications within this professional-quality manual, facilitating effective upkeep and troubleshooting.