This Workshop Service Manual (WSM) covers the Takeuchi TB030, a compact excavator designed for demanding work environments. Engineered for reliability and performance, the TB030 features a robust diesel engine and a hydrostatic transmission, providing efficient power and precise control for a variety of excavation and material handling tasks. Its compact dimensions, with an approximate operating weight between 2800 and 3000 kg, a width of approximately 1.5 meters, and a height to the top of the cab of around 2.4 meters, allow for maneuverability in confined spaces, while its digging capabilities, including a maximum depth of approximately 2.8 to 3.0 meters and a reach of 4.6 to 4.8 meters, make it a versatile tool for construction, landscaping, and utility work. This comprehensive manual is intended to assist owners, technicians, and mechanics in understanding, maintaining, and repairing the Takeuchi TB030. It details essential information, including maintenance schedules, diagnostic procedures, troubleshooting guides, and technical specifications for various systems such as the engine, transmission, and undercarriage. Safety guidelines and information on features like ROPS and optional FOPS are also included to ensure safe operation and servicing. By providing detailed instructions and data, this manual facilitates optimal performance, longevity, and operational efficiency of the TB030.