White 1634 - Wavy Knits and Gathering; Preventing Puckering

[WAVY
KNITS
&
GATHERING]
For
perfectly
flat
seams
in
stretchy
knit
garments,
the
front
feed
teeth
need
to
feed
faster
than
the
rear
feed
teeth
to
prevent
stretching
the
fabric.
To
Gather,
the
front
feed
teeth
will
also
need
to
feed
faster
than
the
rear
feed
teeth.
By
using
a
long
stitch
length,
(See
page
25
to
adjust).
your
fabric
will
easily
gather.
Set
differential
feed
2.0.
[STRETCHING
TO
PREVENT
PUCKERING
J
To
avoid
any
puckering
in
seams
on
lightweight
woven
fabrics
or
smooth
nylon,
the
rear
feed
teeth
must
feed
faster
than
the
front
feed
teeth.
The
front
feed
teeth,
therefore,
holds
the
fabric
taut
to
prevent
puckering.
Set
the
differential
feed
to
.07.
-
26
-