Originally Posted by
Cari-in-Oly
I don't know your machine specifically, but with some machines the hand wheel needs to make a rotation before the feed dogs will come back up.
Cari
This was going to be my suggestion as well. Didn't know this until a friend had a new machine with this issue and took it to the shop. OSMG just turned the handwheel and presto! Boy did we both feel stupid!