This comprehensive Komatsu 155-4 Series Diesel Engine Service Repair Manual is your essential guide for servicing and repairing this powerful engine. It provides a wealth of detailed information, including step-by-step procedures, diagrams, and illustrations, to help you confidently diagnose, troubleshoot, and perform repairs.

The manual covers a wide range of topics, including general specifications, assembly drawings, weight tables, engine performance curves, and a thorough breakdown of the engine's structure and function. You'll find detailed descriptions of the intake and exhaust system, turbocharger, aftercooler, engine body, lubrication system, fuel system, cooling system, and accessories.

The manual also includes comprehensive sections on testing and adjusting procedures, covering key areas like adjusting fuel injection timing, conducting performance tests on the feed pump and engine, and utilizing a detailed fuel injection pump table. The disassembling and assembling sections provide detailed instructions for taking apart and putting back together various engine components, including the water pump, turbocharger, starting engine, fuel injection pump, and more.

A dedicated section on maintenance standards outlines specific guidelines for inspecting and maintaining critical engine components like the turbocharger, cylinder head, valves, crosshead, rocker housing, tappets, cylinder block, cylinder liner, crankshaft, camshaft, and piston assembly.

The final section focuses on repair and replacement procedures for the cylinder head and cylinder block sections, covering topics like press fitting bushings and replacing shrink-fitted gears.

This manual is an indispensable resource for anyone working on the Komatsu 155-4 Series Diesel Engine, whether you're a professional mechanic or a DIY enthusiast. With its clear explanations, detailed diagrams, and practical information, this manual empowers you to tackle any repair or maintenance task with confidence.

The Komatsu 155-4 Series Diesel Engine Service Repair Manual is a comprehensive guide for technicians and mechanics working on a specific line of Komatsu excavators. This manual provides detailed instructions and diagrams for all aspects of maintaining and repairing the 155-4 series diesel engine, which is the power source for a range of Komatsu excavators. The 155-4 series engine is known for its robust build, efficiency, and reliability, making it a popular choice for heavy construction and earthmoving applications.

The Komatsu 155-4 Series Diesel Engine Service Repair Manual serves as an invaluable resource for professionals working on these powerful machines. It covers a wide range of technical information, including engine specifications, component identification, troubleshooting procedures, and step-by-step repair instructions. The manual is designed to be user-friendly with clear illustrations, detailed explanations, and organized chapters for easy navigation. The manual also provides crucial safety information, emphasizing the importance of proper procedures and equipment usage to prevent accidents and ensure safe operation of the Komatsu excavators equipped with the 155-4 series engine. This level of detail and comprehensive coverage makes the manual a valuable investment for anyone responsible for maintaining and repairing these powerful machines.