This comprehensive manual provides detailed information for maintaining, assembling, disassembling, and servicing your Komatsu WA320-3 and WA320-3 Custom Wheel Loader. It's designed to help you achieve peak performance through effective, economical, and safe operation and maintenance. The manual is divided into two parts: the Service Repair Manual and the Operation & Maintenance Manual. The Service Repair Manual includes detailed specifications, diagrams, and real photo illustrations to guide you through step-by-step repair, diagnostic, servicing, technical maintenance, and troubleshooting procedures. This manual offers complete information to help you identify problems and understand how to repair and maintain your machine effectively without having to rely on service technicians. The Operation & Maintenance Manual details operation procedures, handling, lubrication, maintenance, checking, and adjustments. It's a valuable resource for both operators and maintenance personnel. The manual emphasizes safe and efficient machine operation, covering topics like general precautions, operation procedures, and a comprehensive maintenance schedule. It also provides details on optional parts and attachments, including buckets, tires, radio, and air conditioner. The manual covers the following models: * WA320-3 - Serial Number: 50001 and up * WA320-3 CUSTOM - Serial Number: 50001 and up The WA320-3 model is equipped with the S6D108 engine, while the WA320-3 CUSTOM model utilizes the SA6D102E-1 engine. For detailed information about these specific engines, refer to the corresponding 108 Series and 102 Series Engine Shop Manuals.

The Komatsu WA320-3 and WA320-3 Custom wheel loaders are robust and versatile machines designed for heavy-duty material handling tasks in diverse industries. These loaders boast impressive lifting capacity, powerful engine performance, and intuitive operator controls, making them ideal for a wide range of applications, including construction, mining, quarrying, and waste management. The WA320-3 series features a reliable and powerful Komatsu engine, delivering exceptional torque and horsepower for efficient material loading and transport. The robust hydraulic system ensures smooth and responsive operation, allowing for precise control during lifting and dumping operations. The spacious and ergonomically designed cab offers a comfortable working environment with excellent visibility, enhancing operator productivity and safety. The loader's advanced design incorporates features like an automatic lubrication system and a durable undercarriage, contributing to extended operational life and reduced maintenance costs. The "Custom" designation indicates a variant of the WA320-3 model tailored to meet specific customer requirements. These customizations might involve modifications to the loader's attachments, hydraulic system, or other components to optimize performance for particular applications. The WA320-3 Custom models demonstrate Komatsu's commitment to providing customized solutions that meet the unique needs of individual customers. The availability of a comprehensive service repair manual and an operation and maintenance manual further underscores Komatsu's focus on ensuring easy maintenance and optimal performance of these loaders. These manuals provide detailed information on every aspect of the machine, from troubleshooting common issues to performing routine maintenance procedures, ensuring that operators and technicians have the resources they need to maximize the longevity and efficiency of the WA320-3 and WA320-3 Custom wheel loaders.