This manual covers the CASE CX225, a robust excavator designed for demanding construction and earthmoving applications. Featuring a powerful Cummins QSB6.7 Tier 3 diesel engine delivering 125 kW (168 hp), this machine is engineered for reliability and performance. Its hydrostatic transmission with 2-speed travel, pilot-operated joystick controls, and a ROPS/FOPS certified cab ensure efficient and safe operation. With an operating weight of approximately 23,000 kg and impressive digging capabilities, the CX225 is built to tackle challenging tasks with precision and power. The purpose of this Operator's Manual is to provide comprehensive guidance for the safe and effective use, maintenance, and servicing of your CASE CX225 excavator. It details essential information regarding operation, routine maintenance schedules, fluid capacities, and troubleshooting common issues. Adhering to the procedures outlined within this manual will help ensure the longevity and optimal performance of your equipment, covering critical aspects from daily checks to major servicing requirements.