This comprehensive Komatsu 12V170-2 Series Engine Service Repair Manual provides you with all the information required to effectively service and repair this powerful engine. The manual includes detailed service procedures, repair instructions, assembly and disassembly guides, as well as essential wiring diagrams. Whether you are a seasoned mechanic or a DIY enthusiast, this manual offers a complete understanding of the Komatsu 12V170-2 engine, enabling you to tackle any maintenance or repair task with confidence.

The Komatsu 12V170-2 series engine is a powerful and reliable powerplant designed for heavy-duty applications. This engine is a 12-cylinder, four-stroke, turbocharged and aftercooled diesel engine with a displacement of 170 liters (10,360 cubic inches). It boasts a maximum power output of 1,900 horsepower (1,418 kW) at 1,800 rpm and a maximum torque of 7,300 Nm (5,380 lbf⋅ft) at 1,400 rpm. The 12V170-2 series engine features a durable cast iron cylinder block and cylinder head, along with a robust crankshaft and connecting rods. The engine is equipped with an advanced fuel injection system that delivers precise fuel delivery and efficient combustion. This engine also incorporates a sophisticated electronic control system that manages engine parameters like fuel injection, turbocharging, and air-to-air aftercooling, ensuring optimal performance and fuel economy.

The Komatsu 12V170-2 series engine is renowned for its exceptional durability, high power density, and low operating costs. This engine is extensively used in various heavy-duty applications, including mining, construction, and power generation. It powers a wide range of Komatsu equipment, such as excavators, loaders, haul trucks, and mining shovels. Moreover, its reliability and longevity make it a preferred choice for demanding environments where downtime is a major concern. The 12V170-2 series engine represents the pinnacle of diesel engine technology, delivering exceptional performance, efficiency, and durability for demanding applications. The comprehensive service repair manual provides detailed information on the operation, maintenance, and repair of this engine, enabling technicians to keep it running smoothly and efficiently throughout its lifespan.