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18.
19.
is only necessary when the presser bar
assures uniformity of the stitch length
has to be turned for the proper fasten-
and prevents injury of the material by
ing of attachment s.
the feed dog.
1. Remove screw k, let face plate slide
Turning screw V left
cE(
will ease the
downward s, and take it off.
pressure for thin and flimsy fabrics;
2. When replacing it make sure that flap
turning it right
will increase the
L engages in the slot N and stud S
pressure for heavy materials.
in the notch K.
\V[ien
inserting
the
face
plate, see that
stud F catches in hole H fir si, then push
face plate up in position.
Photo 27
Photo 28
30
31
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