SINGER W134 - Manual (Page 14)

UPPER THREADING
(Fig. 6
(1) Place spool of thread on left hand spool pin.
(2) Lead thread through upper thread guides ( A ) ,
3) down and around tension discs (B from right to left,
(4) into check spring,
(5) continue to pull on thread until it hooks over hook D ,
6 up into take up from right to left,
(7) down into thread guide F),
(8) through the needle bar thread guide (G , and,
(9) into needle from left to right. Pull three or four
inches of thread through needle.
Hold the end of upper thread loosely and turn
wheel toward you until the neddle goes all the way
down and comes back up. A loop (Fig. 7) will
be formed over the upper thread which then be
pulled out straight. Place both thread ends under
the slot of the presser foot and draw toward the
back of the machine, leaving both threads three
or four inches long.