This manual covers the Komatsu WA380-3MC Wheel Loader, serial number A51001 and up. Designed for robust performance in demanding environments, this machine exemplifies Komatsu's commitment to engineering excellence and reliability. Its versatile capabilities make it an indispensable tool for a wide range of construction and material handling applications, ensuring efficient operation and long-term service. This comprehensive Service Repair Manual and Operation & Maintenance Manual provides detailed information essential for the proper upkeep and repair of your Komatsu WA380-3MC. It includes sections on structure and function, testing, adjustment, troubleshooting, disassembly, assembly, maintenance standards, and operational procedures. By following the guidelines within this manual, owners, mechanics, and technicians can ensure optimal performance, safety, and longevity of the equipment.