1. Unscrew the cable fitting. 2. Remove the outer cladding of the AC cables. 3. Insert the AC leads through the cable fitting into the connection area. 4. Strip the insulation from the AC cables. 5. Open the locks for the PCB terminals. 6. Connect the cables in accordance with the label on the PCB terminals (Bild 14). 7. Close the locks for the PCB terminals. 8. Check that all connected cables are securely fitted. 9. Tighten the cable fitting. » The inverter is now connected to the power grid.