The 502 Compact Excavator is engineered for robust performance and reliability in demanding work environments. This parts manual covers excavators within serial number ranges AB00473 to AB02974 and AA01022 to AA01890, detailing a comprehensive array of components. Its design emphasizes efficiency and durability, making it a valuable asset for various construction and excavation tasks. The manual provides detailed information on the diesel engine, chassis, undercarriage, operator station, and hydraulic systems, ensuring that owners and operators have the resources needed to understand and maintain their equipment. This English-language parts manual, presented in PDF format and spanning over 112 pages, is designed to assist users in identifying and ordering the correct components for their 502 Compact Excavator. It meticulously outlines parts for critical systems including the engine, hydraulic pumps and valves, cylinders, hoses, electrical wiring, and operator cab. Additionally, it covers undercarriage elements such as rubber and steel tracks, dozer blades, and chassis components. The manual also includes sections on maintenance, decal locations, and tools, providing a complete reference for parts identification and management.