SINGER W910 - Manual (Page 14)

THREADING BOBBIN CASE
. Hold bobbin case be­
tween thumb and fore­
finger of left hand, so
that the slot in the edge
of the bobbin case is on
top.
Take the bobbin
between thumb and fore­
finger of right hand so
that the thread on top
leads from left to right
Insert bobbin into bob­
bin case, pull the thread
into
the slot of the
bobbin case and draw it
under tension spring and
into the fork-shaped
opening of the spring.
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PLACING BOBBIN CASE IN SHUTTLE
Raise needle bar to its highest position, and slide plate
forward. Hold the bobbin case latch (D) between the
thumb and forefinger of the left hand, with at least three
inches of thread running from the top of the bobbin
case. Insert and center the bobbin case on the stud of
the shuttle body (C). Be sure the bobbin case finger (E)
is opposite the shuttle race notch (A). Press the bobbin
case (B) into the shuttle as far as possible until the latch
catches on the center post of the shuttle. Then release
the bobbin case latch (D). Press the bobbin case again
after the latch has been released to make sure the bobbin
case is locked securely in place. Close the slide plate.