This Parts Catalog covers the Yanmar L-EE Series air-cooled diesel engines, specifically models L48EE-D, L48EE-DE, L48EE-DG, L48EE-DEG, L48EE-DP, and L48EE-DEP. These engines are engineered for reliability and designed for various applications requiring robust diesel power. The L-EE Series represents Yanmar's commitment to producing durable and efficient engine components. This manual serves as a comprehensive resource for parts identification, maintenance, and repair of the specified Yanmar engines. It is intended for a wide audience, from first-time owners to professional technicians, providing essential information to ensure correct procedures are followed. By utilizing this catalog, users can effectively perform routine and preventive maintenance, thereby preventing premature component failure and minimizing unnecessary repair costs.