This manual covers the X337 and X341 excavators. These machines are engineered for robust performance and reliability in demanding operational environments. Detailed technical specifications, operational guidelines, and maintenance procedures are provided to ensure optimal functionality and longevity. This comprehensive English-language manual serves as an indispensable resource for owners, operators, and service technicians. It encompasses Service Repair, Operation & Maintenance, and Schematics, offering detailed sections on safety, identification, preventive maintenance, hydraulic and electrical systems, drive systems, upper works, main frame, tracks, and engine service. Troubleshooting guides and technical data are also included to facilitate efficient maintenance and repair.