Originally Posted by Ramblinrev
. . . The function of the take up arm is to pull the loop up from under the fabric tightening the lock stitch formed by the hook.
That is how I have understood it to be for the last xx number of years.
I have a brand-new Singer, cheepo model
but hey it'll sew . . .
Hear is how they are saying it should be (from the DVD)
". . . the tension is set correctly if a small amount of the upper thread appears on the bottom side of the fabric"
Huh ! ! ! ? ? ?