Originally Posted by
ruby2shoes
......and here's a weird thing; well maybe to me 'cause I'm a bit dim.........it only happens when I'm stitching at speed using the treadle. When I sew slowly by hand turning the wheel, it doesn't happen.
Your stitches are probably better when you're treadling. Hmm... funny thing that you only get it at speed, but I still think it's the tensioner