This document provides comprehensive information for the Hitachi Zaxis 230, a robust piece of construction equipment designed for demanding work environments. Engineered for reliability and efficiency, the Zaxis 230 features a powerful diesel engine with a direct injection fuel system, coupled with a hydrostatic transmission for optimal power delivery and control. Its substantial operating weight of approximately 23,000 kg underscores its capability for heavy-duty tasks. This Workshop Service Repair Manual is your essential guide to understanding, maintaining, and repairing the Hitachi Zaxis 230. It covers critical operational details, maintenance schedules, and technical specifications necessary for keeping the equipment in peak condition. Whether you are an owner, operator, or technician, this manual will assist you in performing routine service, troubleshooting issues, and ensuring the longevity and optimal performance of your Zaxis 230.