prob a stupid question,but,have you tested the switch ?????or are u one of these people who just replace everything till you get it to work??try using your brain,get a meter,test and test again,dont just buy this and that.test the thing !!!,start with the cable that feeds the thing,if ok check the switch,if ok,check the motor,but,first things first,test the source of supply,do you have power to it ??? my first year students would find this all out in ten minutes,as you may have guessed.am an electronics engineer,and a electrical engineer,dont just guess,test
mm, January 2013