The Hitachi Zaxis 270LC-3 is a robust excavator engineered for demanding construction and earthmoving applications. Built with Hitachi's commitment to quality and reliability, this model features a powerful Isuzu 6HK1-TCS diesel engine, delivering approximately 198 horsepower and a displacement of 7.8 liters, supported by a liquid-cooled, turbocharged, and intercooled system. Its advanced hydraulic transmission system ensures efficient power transfer for optimal performance in various operational environments. With an operating weight of approximately 26,300 kg and dimensions designed for stability and reach, the Zaxis 270LC-3 is a capable machine for heavy-duty tasks. This comprehensive Service Repair Workshop Manual provides essential information for the maintenance, repair, and operation of the Hitachi Zaxis 270LC-3 excavator. It covers critical areas including detailed engine specifications, transmission system diagnostics, fluid capacities for engine oil, hydraulic oil, fuel, and coolant, as well as general maintenance recommendations and service intervals. The manual is designed to assist owners, technicians, and mechanics in understanding the vehicle's systems, performing routine servicing, and troubleshooting potential issues, ensuring the longevity and optimal performance of the equipment.