The Hitachi Zaxis 270 is a robust excavator engineered for demanding work environments. Featuring a powerful diesel engine and a hydrostatic transmission, this tracked machine offers efficient operation and precise control. Its substantial operating weight, approximately 26,000 to 27,000 kg, combined with a width over tracks of around 3,000 mm, ensures stability and capability across various construction and earthmoving applications. The Zaxis 270 is designed for reliability and performance, making it a valuable asset for any heavy-duty project. This Workshop Service Manual (WSM) provides comprehensive guidance for the maintenance, repair, and technical understanding of the Hitachi Zaxis 270 excavator. It covers essential operational details, system overviews, and diagnostic procedures. Owners, technicians, and mechanics will find detailed information to ensure the optimal performance and longevity of their equipment. The manual is an indispensable resource for troubleshooting issues, performing routine servicing, and understanding the intricate systems that contribute to the Zaxis 270's operational excellence.