This service repair manual covers the Takeuchi TB125, TB135, and TB145 compact excavators. These tracked, hydrostatic drive excavators are engineered for reliable performance in demanding work environments. Featuring pilot-operated hydraulic controls and robust construction, they are designed for efficiency and durability. Safety is paramount, with integrated ROPS and TOPS structures, along with seatbelt restraints, ensuring operator protection during operation. This manual provides comprehensive guidance for the maintenance and repair of your Takeuchi compact excavator. It details essential procedures for DIY repairs and routine upkeep, including lubrication, filter replacement, and fluid checks. Technical specifications, troubleshooting steps, and operational insights are included to assist owners, mechanics, and technicians in keeping the equipment in optimal working condition. The English language manual is designed to facilitate effective and accurate service.