This manual covers the MAN D2842 LE301 Series, a robust marine diesel engine known for its powerful V12 configuration and efficient direct injection fuel system. Designed for demanding maritime applications, these engines offer exceptional reliability and performance. The comprehensive nature of the D2842 LE301 Series ensures it meets the rigorous standards expected in marine environments, providing dependable power for a wide range of vessels. This Service Repair Workshop Manual provides in-depth information essential for the maintenance, repair, and troubleshooting of your MAN D2842 LE301 Series engine. It includes detailed procedures for engine service, transmission repair, electrical systems, fuel injection, cooling, and emission systems. Furthermore, the manual offers guidance on chassis and body repair, climate control systems, safety precautions, operational controls, and transportation preparation. With its extensive coverage and clear instructions, this manual is an indispensable resource for owners, technicians, and mechanics seeking to ensure optimal performance and longevity of their marine diesel engine.