Where is the tension on a Kenmore sewing machine?
Using a sewing machine entails knowing how to the tension knob properly. This sewing how-to video demonstrates how to properly adjust the tension knob on a vintage Kenmore sewing machine. The tension knob is located near the front of the sewing machine. It has a dial numbered from 1 to 9.
Why is the tension wrong on my sewing machine?
Needles, threads, and fabrics: Different thread sizes and types on top and in the bobbin can throw off basic tension settings. A needle that’s too large or small for the thread can also unbalance your stitches, because the size of the hole adds to or reduces the total top tension.