Originally Posted by VickyS
Twist the big knob on the right.
It has a 1/4 twist that locks/ unlocks the needle from going up and down. You will get a bit of play (some movement) but not like what you are experiencing.
It's just like most of the older Singers.
thank you, now I remember, its been 30 years since I've seen her use it. Most of the other things I got figured out, I think. there is one strange knob on the base of it, do you now what that does?