This manual covers the Komatsu WA180-3MC Wheel Loader, designed for robust performance and reliability in various operational environments. Engineered for efficiency and durability, this machine represents a significant advancement in heavy equipment technology. Its advanced features and construction ensure optimal productivity and a long service life, making it a trusted choice for demanding tasks. The purpose of this Operation & Maintenance Manual is to provide comprehensive guidance for operators and maintenance personnel to achieve peak performance and ensure safe, economical operation. It details essential information on machine controls, starting and stopping procedures, driving, and work operations, including special conditions like cold weather. The manual also thoroughly covers maintenance schedules, service procedures, lubrication, recommended tools, and troubleshooting guides, supported by detailed diagrams and specifications for the WA180-3MC.