This manual covers the Komatsu WA600-1L Wheel Loader, designed for demanding operational environments. While specific production years are not detailed, this machine represents a robust engineering solution built for reliability and performance in heavy-duty applications. Its design emphasizes efficiency and durability, making it a valuable asset for various industrial and construction tasks. This Operation & Maintenance Manual provides comprehensive guidance for the WA600-1L, serial numbers A10033 and up. It details essential procedures for operation, handling, lubrication, and maintenance, including adjustments and troubleshooting. With numerous illustrations, this manual serves as an indispensable resource for owners and technicians to ensure optimal performance, longevity, and safe operation of the equipment.