The Volvo EC55C Compact Excavator is engineered for demanding work environments, offering a robust combination of power, precision, and reliability. Featuring a Tier 3 Diesel engine with a displacement of 2.6 liters, this machine delivers a gross power of 47.3 kW, making it suitable for a wide range of construction and landscaping applications. Its hydrostatic transmission ensures smooth operation and efficient power delivery, while its compact dimensions, including a width over tracks of 1980 mm and an operating weight of 5500 kg, allow for excellent maneuverability in confined spaces. The EC55C is built to the high standards of quality and durability expected from Volvo, ensuring consistent performance and longevity. This service manual provides comprehensive guidance for the maintenance, repair, and technical understanding of the Volvo EC55C Compact Excavator. It covers essential areas including detailed engine specifications for the Volvo D2.6A engine, transmission system information, and critical operating dimensions. Furthermore, the manual outlines key maintenance procedures and service intervals, such as engine oil and hydraulic oil filter changes, along with fluid capacities. This resource is designed to assist owners, technicians, and mechanics in ensuring the optimal performance, safety, and longevity of their EC55C, facilitating efficient troubleshooting and repair.