This manual covers the Doosan Daewoo Solar 140LC-V Excavator, a robust machine designed for demanding construction and earthmoving applications. Built with engineering excellence, this model is recognized for its reliability and performance in challenging environments. Its advanced design ensures efficient operation and durability, making it a trusted choice for professionals in the heavy equipment industry. The purpose of this comprehensive service manual is to provide detailed information for the maintenance, repair, and technical understanding of the Doosan Daewoo Solar 140LC-V Excavator. It includes essential procedures, diagnostic guidance, and technical specifications crucial for owners, technicians, and mechanics. By following the instructions within this manual, users can ensure the optimal performance, longevity, and safety of their equipment.