has anyone tried to put on the cover for this sef 10 by 12 butterfly coil. Cover 134-12by10 excelerator. It doesn't fit. the salesman at kellyco send me another one. it don't fit. I called kellyco back and the salesman said stand on it with your foot and use a butter knife. No luck. does anyone else have this problem. I will be calling kellyco back for my money for the cover. and if they want i will send these two covers back.