This document covers the Takeuchi TB030 compact excavator, designed for a variety of demanding tasks. Engineered for reliability and performance, the TB030 features a robust diesel engine, a versatile hydrostatic transmission with two speed ranges, and durable rubber tracks. Its compact dimensions, with an operating weight of approximately 3000-3300 kg and a transport length of around 4.2-4.5 meters, make it suitable for tight job sites, while its operating capabilities, including a maximum digging depth of up to 3.1 meters and a reach of 4.8 meters, ensure efficient productivity. The operator environment is enhanced with pilot-operated hydraulic controls and a ROPS/FOPS compliant cab or canopy, contributing to safe and comfortable operation. This comprehensive Workshop Service Repair Manual provides essential information for the maintenance, repair, and technical understanding of the Takeuchi TB030. It details critical procedures, including engine oil and hydraulic oil service intervals and capacities, alongside technical specifications for powertrain, dimensions, and performance capabilities. Owners, technicians, and mechanics will find detailed guidance on troubleshooting, component identification, and repair strategies. The manual is presented in English and serves as an indispensable resource for ensuring the longevity, optimal performance, and safe operation of the TB030 excavator.