The Komatsu WA380-1LC Wheel Loader is a robust piece of equipment designed for demanding operational environments. This manual covers units with serial numbers A45001 and up. Komatsu machines are engineered for reliability and performance, ensuring efficient operation across various tasks. Understanding the machine's capabilities and proper operating procedures is key to maximizing its productivity and longevity in applications requiring heavy-duty material handling. This Operation & Maintenance Manual provides comprehensive guidance for the Komatsu WA380-1LC. It details essential procedures for operation, handling, lubrication, maintenance, checking, and adjustment to ensure peak performance. The manual covers topics such as controls and instruments, safety precautions, specific operating techniques, and a detailed maintenance schedule with service intervals from 50 to 2000 hours. It also includes lubrication specifications and a troubleshooting guide, making it an indispensable resource for owners and technicians alike.