The Komatsu WA180-3 AVANCE wheel loader, designed for robust performance and reliability, is a versatile machine engineered for demanding operational environments. Featuring a powerful Cummins B5.9-C diesel engine producing 135 HP, this model is equipped with the Komatsu Advanced Transmission System (K-ATSS) offering 4 forward and 4 reverse gears. Its substantial operating weight of 10,160 kg and carefully considered dimensions, including an overall length of 6,760 mm and a width of 2,480 mm, contribute to its stability and efficiency across various construction and material handling tasks. This Workshop Service Repair Manual provides comprehensive guidance for the Komatsu WA180-3 AVANCE. It covers essential service and repair procedures, detailed technical specifications, and critical maintenance information, including fluid capacities for engine oil, hydraulic oil, coolant, and fuel. The manual is presented in English, is fully menu-driven, and is designed to assist owners, mechanics, and technicians in effectively maintaining and repairing the vehicle, ensuring its optimal performance and longevity.