The Airman AX50U-4 is a compact excavator engineered for demanding construction and excavation tasks. Built with robust components and a reliable diesel engine, this machine is designed to perform efficiently across various construction site conditions. Its hydraulic system, featuring pumps, motors, valves, and cylinders, is central to its operational capability, ensuring powerful and precise movements for any project. This comprehensive Parts Manual, spanning 286 pages, provides detailed information crucial for maintaining the Airman AX50U-4. It covers essential components of the hydraulic system, including pumps, motors, valves, and cylinders. Owners and technicians will find the necessary data to identify parts and understand their assembly, ensuring the continued optimal performance and longevity of the excavator.