This document contains detailed electric and hydraulic schematic diagrams for the BW 124 DH-5 single drum vibratory roller. It covers system layouts, wiring connections, hydraulic circuits, and component relationships to support troubleshooting, diagnostics, and system understanding. The schematics correspond to serial number range 861586571003–861586579999, providing accurate reference for electrical and hydraulic configurations within this range. Ideal for technicians, engineers, and equipment service professionals working with single drum vibratory roller systems.