The Komatsu WA380-6H Wheel Loader, designed for material handling, construction, and earthmoving applications, is a robust machine engineered for reliability and performance. Featuring a powerful Komatsu SAA6D107E-1 Diesel Engine delivering 155 kW (208 HP) and a 4-wheel drive system, this loader is built to operate efficiently in all weather conditions. With an operating weight of 24,250 kg and substantial dimensions, the WA380-6H is a capable asset for demanding work environments. This Operation & Maintenance Manual provides comprehensive guidance for the Komatsu WA380-6H Wheel Loader, serial numbers H60051 and up. It covers essential information for owners and technicians, including detailed maintenance schedules, fluid specifications, operational procedures, and troubleshooting techniques. The manual is presented in English and is designed to assist users in maintaining the optimal performance and longevity of their equipment.