The Takeuchi TB125, TB135, and TB145 compact excavators represent robust and reliable machinery designed for a variety of demanding tasks. These diesel-powered excavators feature hydrostatic swing and travel for smooth operation and precise control. Engineered for durability and performance, they are well-suited for construction, landscaping, and utility work, offering a blend of power and maneuverability essential for efficient project completion. This Factory Service Repair Manual provides comprehensive guidance for the Takeuchi TB125, TB135, and TB145 compact excavators. It covers essential maintenance procedures, detailed troubleshooting steps, and critical technical specifications to ensure optimal performance and longevity of the equipment. This manual is an indispensable resource for owners, mechanics, and technicians, enabling them to perform routine servicing, identify and resolve issues, and maintain the excavators to factory standards.