WHO SELLS motors that is cheap and i can trust? my sweeper died, i bought another cxl off ebay and they sold it making noise, that died in a couple weeks. im on retirement ,cant afford ripoffs . the 2nd sweeper was same as first, it shows blue flame in blower port back of sweeper and terrible scratchy noise ,had to shut off immediately.i want to try replacing motor myself [ i am woman].is there anyone trustable and not expensive where i can get tristar motor? thanku