Singer 319 Sewing Machine Threading Instructions.
Threading Instructions
Raise take-up lever 5 to its highest point.
Place thread on spool pin and hold with right hand.
Lead thread into self-threading guide 1 from under side,
Down and from right to left behind or in front of center
tension disc 2 (Center disc separates threads for twin needle sewing.)
Into the loop of the take-up spring 3,
Under the slack thread regulator 4,
Up and from right to left through hole in take-up lever 5,
Down through guides 6 and 7 on face plate,
Into guide 8 on needle clamp,
From front to hack through eye of needle 9.
Draw about two inches of thread through eye of needle with which to start sewing.
Note: You may want to cut the end of thread with sharp scissors for easier needle threading.
Singer 319 Sewing Machine Threading Instructions.
Swing needle automatic.
You can find the complete instruction manual here.