This Service Repair Workshop Manual provides comprehensive information for the Komatsu WA1200-3 Avance, part of the WA 1200 Avance Series. Designed for heavy-duty applications, this wheel loader is engineered for exceptional performance and reliability. Its robust construction and advanced features make it a powerful tool for demanding tasks in mining, quarrying, and large-scale construction. The WA1200-3 Avance represents a commitment to quality and efficiency, ensuring maximum productivity and operational uptime. This manual is an essential resource for owners, mechanics, and technicians. It covers a wide range of topics, including detailed maintenance procedures, troubleshooting guides, technical specifications, and safety guidelines. By following the instructions and information contained within, users can effectively maintain, service, and repair their Komatsu WA1200-3 Avance, ensuring its optimal performance and longevity. The manual is presented in English and is compatible with PC or Mac operating systems.