This manual covers the HITACHI 280LCN-3 HYDRAULIC EXCAVATOR. Designed for robust performance in demanding environments, this model is engineered for exceptional reliability and efficiency. Its advanced features and durable construction ensure it meets the rigorous standards expected for heavy-duty excavation tasks, making it a valuable asset for any construction or industrial operation. The purpose of this comprehensive workshop service repair manual is to provide detailed information for the maintenance and repair of the HITACHI 280LCN-3 HYDRAULIC EXCAVATOR. It includes essential procedures, technical specifications, and troubleshooting guidance to assist technicians and mechanics in keeping the equipment in optimal working condition. Adhering to the information within this manual will help ensure the longevity and performance of your excavator.