This manual covers the Komatsu 108-2 Series Diesel Engine, a robust and reliable power unit designed for demanding applications. Engineered for exceptional performance and longevity, this engine is built to meet the rigorous requirements of various industrial and commercial uses. Its advanced design incorporates high-quality components and precision manufacturing, ensuring efficient operation and durability in challenging environments. The Komatsu 108-2 Series Diesel Engine Service Repair Manual provides comprehensive guidance for the maintenance, repair, and troubleshooting of this engine. It details essential procedures, including general information, structure and function, testing and adjusting, disassembly and assembly, maintenance standards, and parts repair and replacement. With detailed illustrations, exploded diagrams, drawings, and photos, this manual serves as an indispensable resource for owners, technicians, and mechanics to ensure optimal performance and extend the service life of the engine.