This manual covers the Caterpillar EC15K, EC18K, EC20K, EC25K, EC25KE, EC25KL, and EC30K electric forklift models. These industrial vehicles are designed for efficient material handling in various environments, featuring robust construction and electric powertrains ranging from 4.5 kW to 7.0 kW nominal power. They offer lifting capacities from 1500 kg to 3000 kg, with operating weights varying significantly based on model and battery configuration. The engineering quality of these forklifts ensures reliability and performance for demanding operational needs, incorporating features like intuitive control layouts and suspended operator seats for enhanced ergonomics and safety. The purpose of this Service Repair Workshop Manual is to provide comprehensive guidance for the maintenance, repair, and technical understanding of the specified Caterpillar forklift models. It details essential procedures for routine maintenance, including service schedules, lubrication points, and fluid capacities, as well as in-depth information on the electric powertrain, chassis components, and electrical systems. This manual serves as an indispensable resource for owners, mechanics, and technicians, enabling them to perform accurate diagnostics, effective repairs, and proper upkeep, thereby ensuring the continued optimal performance and longevity of the equipment.