Testing | Checking | Measuring | Wiring Diagrams | Connection/Pin Assignment See ELECTRICS / ELECTRONICS Updated on May 10, 2026 Was this article helpful? Yes No Related Articles Stromer and the water Wiring - possible faults Distribution Board: Corrosion (ST1, ST2-Belt, ST7) Distribution board: Defective (ST1x / ST2 / ST2S and early ST5) Motor cable (plug/socket)