The Komatsu WA150PZ-5 Wheel Loader is a robust and reliable machine designed for efficient material handling. Featuring a powerful Komatsu SAA4D102E-2 engine, this wheel loader delivers 73.5 kW (98.6 HP) and is equipped with an advanced hydrostatic transmission for precise control and smooth operation. Its load-sensing hydraulics and pilot-assisted controls, including the Komatsu advanced joystick, enhance operator comfort and productivity. With an operating weight of approximately 9,800 kg and standard 17.5R25 tires, the WA150PZ-5 is engineered for demanding work environments. This Service Repair Workshop Manual provides comprehensive guidance for maintaining and repairing the Komatsu WA150PZ-5 Wheel Loader, serial numbers H50051 and up. It covers essential areas including general information, structure, function and maintenance standards, testing and adjusting procedures, disassembly and assembly instructions, and other critical service topics. The manual is presented in English and features original factory content with easy-to-read text and high-quality diagrams, making it an invaluable resource for owners, mechanics, and technicians to ensure the optimal performance and longevity of their equipment.