This comprehensive Komatsu 870B and 870C Motor Grader Workshop Service Repair Manual provides a detailed and in-depth guide for maintaining and repairing these powerful machines. It covers all aspects of the 870B and 870C models, starting with serial numbers 202599 and up for the 870B and 202775 and up for the 870C. The manual is designed for experienced technicians and mechanics, offering detailed instructions, diagrams, and illustrations to ensure accurate and efficient repair procedures. From engine and transmission systems to hydraulics, electrical components, and blade operation, this manual provides a complete understanding of the machine's inner workings. It includes detailed specifications, troubleshooting guides, and step-by-step instructions for routine maintenance, component repair, and major overhauls. With its comprehensive coverage and clear presentation, this manual is an indispensable resource for anyone working on Komatsu 870B and 870C motor graders.

The Komatsu 870B and 870C motor graders are heavy-duty construction machines designed for a wide range of earthmoving and site preparation tasks. These graders are known for their robust construction, powerful engines, and advanced control systems, making them capable of handling demanding jobs with precision and efficiency. The 870B and 870C models are powered by Komatsu's reliable and fuel-efficient diesel engines, providing ample horsepower for grading, leveling, and other site preparation tasks. Both models feature a durable undercarriage with robust axles and tracks, ensuring stability and traction even on uneven terrain. The graders are equipped with a hydraulically operated blade system, allowing operators to precisely control the grading process and achieve smooth, consistent results. These models are further enhanced by a user-friendly control panel and ergonomic design, minimizing operator fatigue and maximizing productivity. The Komatsu 870B and 870C motor graders are versatile machines that find applications in various construction projects, including road construction, site preparation for buildings and infrastructure, and maintenance of existing roads and infrastructure. These machines excel in earthmoving and fine grading tasks, ensuring smooth transitions and accurate elevation control. Their heavy-duty construction ensures long-term reliability and minimizes downtime, while the advanced hydraulic systems provide precise control over the blade, moldboard, and other attachments. The Komatsu 870B and 870C motor graders represent a strong commitment to efficiency and productivity, offering construction professionals a powerful and reliable tool for completing demanding tasks with precision and speed.