SINGER W1640 User Manual
Page 14
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Raise presser foot and needle to their
highest position by turning hand wheel
toward you.
Place thread on spool pin at back of
machine. Pass thread through slots of
two top thread guides (A), then down
behind arm thread guide (B) (Fig. 7)
Place thread around bottom of Thread
Tension Dial (C) and slide it up between
tension discs (Fig.
8
).
Hold thread stationary with right hand
and pull thread with left hand until check
spring wire loop (D) goes up above top
hook (E).
Release thread so wire loop will spring
back into place and thread will slip into
hook.
Lower presser foot.
Place thread behind arm thread guide (B),
up through hole in take-up lever (F)
theading from right to left, and back down
behind arm thread guide (B) again.
Draw thread down through thread guide
(G) and needle bar thread guide (H). Thread
needle from front to back. Pull thread
towards rear about
6
inches.
Side view of thread passing through tension discs for single (or normal) needle.
THREADING UPPER THREAD
INCORRECT
i|
I'-— Threads
CORRECT
Fig
8
-
12
-