This comprehensive Komatsu 12V140E-3 Engine WSM Service Manual provides in-depth repair and maintenance information for the Komatsu 12V140E-3 engine. It is a valuable resource for mechanics and technicians who need detailed instructions and diagrams to perform a wide range of service tasks, from routine maintenance to major repairs. The manual covers everything from engine specifications and component identification to troubleshooting procedures and recommended repair techniques. This detailed manual will help you diagnose and repair issues efficiently, saving you time and money. You'll find detailed exploded views, clear step-by-step instructions, comprehensive wiring diagrams, and accurate torque specifications.

The Komatsu 12V140E-3 engine is a powerful and reliable diesel engine designed for heavy-duty applications. It is a 12-cylinder, 4-stroke, water-cooled engine with a displacement of 140 liters. The engine is known for its exceptional power output, reaching up to 1,400 horsepower (1,044 kW) at 1,800 revolutions per minute (RPM). The Komatsu 12V140E-3 is a robust and durable engine, featuring a heavy-duty crankshaft, connecting rods, and pistons, capable of withstanding high operating pressures and loads. The engine also incorporates advanced technologies such as electronic fuel injection and a sophisticated exhaust gas recirculation (EGR) system for optimal performance and reduced emissions. This engine is commonly used in a wide range of heavy machinery, including mining equipment, construction vehicles, and marine applications. The Komatsu 12V140E-3 is known for its reliability, efficiency, and long service life, making it a preferred choice for demanding applications. The engine is designed to provide consistent performance under harsh operating conditions, including extreme temperatures, high altitude, and heavy dust loads. The Komatsu 12V140E-3 is backed by a comprehensive service network, providing owners with access to skilled technicians, genuine parts, and technical support. The engine's long service intervals and ease of maintenance contribute to its overall cost-effectiveness and efficiency. The Komatsu 12V140E-3 is a testament to Komatsu's expertise in delivering high-performance, reliable and durable engines for heavy-duty applications.