Internet Cafe Software, Cyber Cafe Hardware, Kiosk, Self Service, Coin Op, Bill Operated

Hi, I ordered a coinop power controller from wave future to work on a washing machine. The plug to accept powered items is 2 prong while the washing machine is 3 prong (grounded). I tried jamming the plug on without the ground and the washer started filling, but it would not agitate. Ideas? Did wave...