This manual covers the Lombardini LDW CHD Series Engine, an internal combustion engine designed for service and repair. The CHD Series engines are known for their robust engineering and reliability, making them a dependable choice for various applications. This document provides comprehensive information to ensure optimal performance and longevity of your Lombardini engine. The purpose of this Factory Service Repair Manual is to provide detailed guidance for the maintenance, troubleshooting, and repair of Lombardini LDW CHD Series Engines. It includes essential information on safety instructions, technical data, characteristics, overall dimensions, special tools, maintenance procedures, refilling, checks and overhaul, injection and electrical equipment, engine assembly, and storage. This manual is an indispensable resource for owners, mechanics, and technicians seeking to maintain and repair these engines effectively.