The Fiat Hitachi EX135W is a robust wheeled excavator designed for demanding work environments. Engineered for reliability and performance, this machine offers a substantial operating weight of approximately 13,000 kg, making it suitable for a wide range of construction and excavation tasks. Its diesel engine, featuring direct injection and water cooling, provides efficient power for its operations. The hydrostatic transmission with a 4-wheel drive system ensures excellent maneuverability and traction across various terrains. This Service Repair Workshop Manual provides comprehensive guidance for the maintenance and repair of the Fiat Hitachi EX135W. It covers essential information including technical specifications, detailed maintenance procedures, and troubleshooting advice. The manual is intended to assist owners, technicians, and mechanics in keeping the excavator in optimal working condition, ensuring its longevity and operational efficiency. All procedures and specifications are presented in English.