This manual covers the Wacker Neuson 2503 / 3003 / 3503 / 3703 Compact Excavator series. These machines are engineered for demanding work environments, offering robust performance and reliability. Their design focuses on delivering efficient operation and durability, making them suitable for a wide range of construction and landscaping applications. The series is built to provide operators with the power and precision needed for complex tasks. This comprehensive Service and Repair Manual provides detailed information for maintaining and repairing your Wacker Neuson compact excavator. It includes sections on periodic lubrication, maintenance charts, fluid specifications, electrical systems, powertrain components, brake and steering systems, and troubleshooting. The manual also covers operational procedures, safety guidelines, and efficient working methods, along with information on attachments. This resource is essential for ensuring the longevity and optimal performance of your equipment.