OBS-18 & 18DC 120v 60 Hz & 230v 50Hz Electrical Schematic 10/98 D2 D2 D2 D3 OBS-18 & 18DC 230v 50 Hz “CE” Electrical Schematic 10/98 ® Clarke American Sanders Operator's Manual (EN) - OBS-18/18DC 70288B - 55 -