White 656 - Troubleshooting Thread and Material Issues; Upper Thread Breaking Solutions; Material Puckering Causes

Trouble
Probable
Cause
Correction
Refer
to
threading
instructions
page
7
Upper
thread
Improperly
threaded
and
rethread
machine.
nreaicing
-
Loosen
tension
on
upper
thread
by
turning
Too
much
tension
thread
tension
dial
to
lower
number.
Starting
with
take
up
Always
start
sewing
with
take
up
lever
in
in
incorrect
position
higher
position.
Improper
setting
of
Refer
to
needle
setting
instruction
page
7
needle
Bent
needle
or
eye
of
Try
a
new
needle
needle
too
sharp
Discard
all
blunt
or
bent
needles
and
replace
Material
Bent
or
blunt
needle
with
new
puckering
Tensions
too
tight
See
tension
adjustment
page
10
Dull
needle
Change
needle
Reduce
stitch
length-some
fabrics
cannot
be
Stitch
length
too
long
sewn
with
a
long
stitch