The Takeuchi TB125 is a versatile compact excavator designed for a wide range of professional applications. Engineered for reliability and performance, this machine features a robust Kubota D722-E diesel engine delivering 25.5 horsepower and a hydrostatic transmission for smooth operation. With an operating weight of 2520 kg and impressive digging capabilities, including a maximum digging depth of 2600 mm and a reach of 4400 mm, the TB125 is built to handle demanding tasks efficiently. Its compact dimensions and substantial ground clearance further enhance its utility in various job site conditions. This Service Repair Manual provides comprehensive guidance for the Takeuchi TB125 compact excavator. It covers essential maintenance procedures, detailed troubleshooting steps, and critical technical specifications, including fluid capacities and engine details. The manual is an indispensable resource for owners, mechanics, and technicians, offering the necessary information to ensure the vehicle's optimal performance, longevity, and safe operation. All content is presented in English for clarity and ease of use.