The Volvo EC330B LC is a robust excavator engineered for demanding construction and earthmoving applications. Featuring a powerful D10B diesel engine with a displacement of 10.8 liters, it delivers a maximum output of 243 horsepower (181 kW). Its hydrostatic transmission and tracked drive system provide excellent maneuverability and stability on varied terrain, with a maximum travel speed of 5.5 km/h and 70% gradeability. With an operating weight of 32,000 kg and a standard bucket capacity of 1.75 m³, the EC330B LC is designed for efficiency and reliability in heavy-duty operations. This Service Manual provides comprehensive technical information for the Volvo EC330B LC excavator. It is intended for professional workshop technicians and covers essential maintenance procedures, diagnostic troubleshooting, detailed technical specifications, and critical safety guidelines. By utilizing the information within this manual, owners and service personnel can effectively maintain, repair, and optimize the performance of their EC330B LC, ensuring its longevity and operational readiness.