This manual covers Takeuchi TB125, TB135, and TB145 compact excavators, known for their robust construction and reliable performance in various job site conditions. These machines are engineered for efficiency and durability, featuring hydrostatic transmissions for precise control and rubber tracks for excellent maneuverability. Their compact design allows operation in confined spaces, making them versatile tools for excavation, demolition, and landscaping tasks. The inclusion of ROPS/FOPS provides enhanced operator safety, reflecting Takeuchi's commitment to quality engineering and operator well-being. This comprehensive workshop service repair manual, written in English, provides essential information for the maintenance, service, and troubleshooting of these Takeuchi excavators. It details critical procedures and specifications necessary to keep the equipment operating at peak performance. Owners, technicians, and mechanics will find detailed guidance on service intervals, component overhauls, and diagnostic strategies. The manual serves as an indispensable resource for ensuring the longevity and operational efficiency of your Takeuchi TB125, TB135, or TB145 compact excavator.