SINGER 44S CLASSIC HEAVY DUTY - Manual (Page 58)

For ordinary sewing, keep the feed dogs engaged, for freehand
embroidery, sewing on buttons and darning, drop the feed
dogs.
To rasie (a) and lower (b) feed dogs. (2)
To lower feed dogs: Push lever towards position (b). (2)
To raise feed dogs: Push lever towards position (a). (2). Turn
handwheel towards you until you see the feed dogs re-engage.
51
How To Drop Feed Dog
1
2
a
b
EN
a
b