This Service Repair Manual covers the Caterpillar EC15N, EC18N, EC20N, EC25EN, EC25LN, EC25N, and EC30N series electric forklift lift trucks. These robust machines are engineered for efficient material handling, featuring electric drive systems and powered by 48V lead-acid batteries. With lifting capacities ranging from 1500 kg to 3000 kg and lift heights up to 6 meters, they are designed for reliability and performance in various industrial environments. Their compact turning radius and solid rubber tires make them ideal for indoor operations, while their electronic control systems with integrated diagnostics ensure precise operation and ease of monitoring. This manual provides comprehensive guidance for maintaining and repairing your Caterpillar electric forklift. It details essential procedures, technical specifications, and troubleshooting steps to ensure optimal performance and longevity. Coverage includes information on the electric power source, drive system, battery operation, charging procedures, and specific operational parameters. By following the recommended service intervals and maintenance guidelines outlined within, owners and technicians can effectively preserve the operational integrity and safety of these material handling machines.