This manual covers the Case CX130 and CX160 excavators, powerful diesel-powered machines designed for demanding construction and excavation tasks. The CX130, with a 4.5 L engine producing 73 kW (98 hp), features a bucket capacity of 0.58 m³ and an operating weight of 12,990 kg. The larger CX160, equipped with a 4.5 L engine delivering 82 kW (110 hp), offers a 0.81 m³ bucket capacity and an operating weight of 15,900 kg. Both models utilize a hydrostatic transmission with infinitely variable gears and are engineered for reliability and performance in various work environments. This comprehensive service and operator manual provides essential information for maintaining and operating the Case CX130 and CX160 excavators. It details critical maintenance procedures, including engine oil and hydraulic oil change intervals, along with fluid capacities. Technical specifications cover dimensions, digging depth, reach, swing speed, and ground pressure for both models. Additionally, the manual includes troubleshooting guidance and safety protocols to ensure safe and efficient operation, serving as an indispensable resource for owners, operators, and technicians.