This comprehensive manual provides essential information for maintaining and repairing Komatsu 830B, 850B, 870B, 830C, 850C, and 870C motor graders. It is divided into two sections: the Service Repair Manual and the Operation & Maintenance Manual. The Service Repair Manual offers detailed instructions on disassembling, inspecting, repairing, and reassembling all components of the grader. It includes detailed diagrams, specifications, and troubleshooting guides to assist technicians in resolving mechanical issues. The Operation & Maintenance Manual provides a thorough guide to operating the grader safely and efficiently. This section covers pre-operation checks, routine maintenance procedures, troubleshooting common problems, and maximizing performance. This manual is an invaluable resource for owners, operators, and technicians seeking to keep their Komatsu motor graders in top working condition.

The Komatsu 830B, 850B, 870B, 830C, 850C, and 870C series of motor graders are heavy-duty construction machines designed for a wide range of applications, including road building, site preparation, and material handling. These graders are known for their robust construction, powerful engines, and advanced hydraulic systems, enabling them to efficiently tackle demanding tasks. Each model within the series offers unique features and specifications to meet varying job requirements. For instance, the 830B and 830C models are smaller and more compact, making them ideal for tight working spaces, while the 870B and 870C models boast larger operating weights and more powerful engines, suited for heavy-duty applications. These graders are equipped with a variety of attachments, including moldboards, scarifiers, and rippers, allowing for versatility and adaptation to various site conditions. The Komatsu 830B/C, 850B/C, and 870B/C series motor graders are equipped with advanced operator cabs designed for comfort and productivity. These cabs provide ample legroom, adjustable seats, and a clear view of the work area. The ergonomic controls allow for precise operation, minimizing operator fatigue and maximizing efficiency. Moreover, the graders feature robust safety features, including rollover protection structures (ROPS) and falling object protection structures (FOPS), ensuring the safety of the operator during operation. These machines are also designed with serviceability in mind, offering easy access to key components for routine maintenance and repairs. The comprehensive service repair and operation manuals provide detailed information on troubleshooting, maintenance procedures, and spare parts, ensuring long-term operation and minimizing downtime.