This Service Repair Workshop Manual provides comprehensive information for the Case CX290 Crawler Excavator. Designed for maintenance and service, this manual details crucial aspects of the machine's operation. The Case CX290 Crawler Excavator is engineered for demanding applications, emphasizing reliability and robust performance in various work environments. This manual serves as an essential resource for understanding and maintaining the integrity of this powerful construction equipment. The scope of this manual encompasses a wide range of technical data and procedures necessary for the upkeep and repair of the Case CX290 Crawler Excavator. It includes detailed sections on general information, engines, fuel systems, electrical systems, undercarriage, drive train, upperstructure hydraulics, and the upperstructure itself. Furthermore, hydraulic and electrical schematics are provided to aid in diagnosis and repair. With clear, easy-to-follow instructions, accompanied by pictures, diagrams, illustrations, and charts, this manual is an indispensable tool for owners, mechanics, and technicians to ensure the optimal performance and longevity of their equipment.