This Factory Service Workshop Manual provides comprehensive information for the Case 921C Wheel Loader. Engineered for demanding applications, this machine is built with a focus on robust construction and operational efficiency. While specific production years are not detailed, the 921C represents a significant offering in its class, designed for reliability and performance in various industrial and construction environments. Its engineering quality is underscored by the integration of components like the Cummins engine and advanced hydraulic systems, ensuring dependable operation. This manual serves as an essential resource for maintaining and repairing the Case 921C Wheel Loader. It covers a wide array of topics, including detailed maintenance procedures, fluid and lubricant specifications, torque settings, and troubleshooting guides for electrical and steering systems. The manual also includes information on transmission repair, parking brake adjustments, and specific components such as ride control elements and air conditioning systems. With its searchable text, detailed diagrams, and clear instructions, this English-language manual is designed to assist owners, mechanics, and technicians in keeping the vehicle in optimal working condition.