Originally Posted by
jlhmnj
Very strange bobbin case "system". Tough to fix things that arn't familiar. All I can think of is turn by hand and watch for exactly what causes the tangle. Looks like both your tensions are somehow getting messed up. How is the "bobbin case" tensioned?
jon
Jon,
Look at Pic 3. The bobbin tension is adjusted by the little screw in the center of the bobbin case. Very much like the early Kenmores.