This manual covers the Wacker Neuson WL 850 Wheel Loader, a robust and reliable machine engineered for demanding operational environments. Designed for efficiency and durability, the WL 850 is built to handle a wide range of material handling tasks across various industries. Its advanced engineering ensures optimal performance, contributing to its reputation for quality and longevity in its class. This comprehensive Operator and Service Repair Manual provides essential information for maintaining and repairing your Wacker Neuson WL 850. It details general maintenance, periodic lubrication, service instructions, and recommended oils, alongside in-depth repair procedures for the engine, fuel system, emission system, engine control system, transmission, differential drive, electrical system, chassis, body, suspension, axles, brakes, steering, cooling system, and climate control. Furthermore, it includes technical specifications, operating instructions, safety guidelines, and troubleshooting guidance to ensure the continued optimal performance and safety of your equipment.