The length of stitch – SINGER 216G User Manual
Page 62
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Fig. 68
Needle Tension Disc
for Air Tucking
tension they are brought together
again as the threading is shown in
Fig. lO, and finally they are lead
separately through the thread eye
lets in the two-needle clamp and
are threaded through the eye of
the needles from front to back (see
Fig 69).
Tension
The upper and lower tensions are
set approximately the same as
for plain stitching. The air tucks
should not be drawn too closely
together by the under thread, but
suificient to give them correct for
mation. The wider the air tuck, the
looser the under tension should be.
The Length of
Stitch
The
stitch
regulat
ing iever (B, Fig. 23)
should
not
be
set
less than V
2
mm.
for
air
tucking,
even for fine mate
rials. Otherwise the
length
of
stitch
should
be
adapted
to
the
kind
of
material used.
Fig. 69 Threading of the
Needle Clamp and Adjust
ment of Distance between
Needles.
58