Singer 20U-125C - Bobbin Case Threading and Replacement

12
3.9
Bobbin Case
Threading and
Replacement
Figure 12
Figure 13 Figure 14
Figure 11
Hold bobbin case so that bobbin
rotates in the direction of the arrow,
and put bobbin in the bobbin case.
(Figure 12)
Put thread into notch ’1’, and pull it
under tension spring ‘2’ (Figure 13)
Pull thread out from slot ‘2’ on end
of spring ‘1’, and pass it through
bobbin case thread guide ‘3’.
Leave thread approximately 4
inches longer from in the bobbin
case. (Figure 14 and 15)
2
2
3
1
1
Note
When straight
stitching, a
better result
can be obtained
if bobbin thread
is not threaded
through bobbin
case thread
guide ‘3’ of
Figure 15.
Zigzag Sewing Machine
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