80
Performance checklist
When sewing
difliculties
occur,
look
back
through this manual to make sure you are
correctly
lollowing
the instructions.
1I
you
still have a problem, the reminders
below
may help you to
correct
it.
Needle Does Not Move
15
machine
connected
to
electrical
supply?
15
the
power
and light switch on?
15
controller
connected?
15
the handwheel engaged
lor
bobbin
winding?
Needle Moves But Stitch Is Not
Formed
15
needle delective?
15
needle
lully
inserted into needle clamp?
Are
bobbin
and
needle
correctly
tnreaded?
15
bobbin
correctly
inserted into bobbin
case?
15
there thread in the bobbin?
Needle Breaks
15
needle straight and sharp?
15
needle
correct
size?
15
needle
lully
inserted into needle clarnp?
Are
contrais
properly set?
Are
accessories
correct
lor
application?
Bobbin Winding Difficulties
15
thread
unwinding
Ireely Irom spool?
15
bobbin
winder
engaged?
15
thread end securely held at start
01
wind?
15
thread hanging up on the slit on the
thread spool?
Upper Thread Breaks
15
machine
properly threaded?
15
thread Ireely
unwinding
Irom spool?
15
proper
spool cap being used?
15
needle
correct
size
lor
thread?
15
upper thread tension toa tight?
15
bobbin case properly inserted?
15
bobbin rim Iree 01
nicks?
Lower Thread Breaks
15
bobbin
correctly
wound?
15
bobbin
correctly
inserted into bobbin
case?
15
bobbin
case
correctly
threaded?
15
thread hanging up on the slit on the
thread spool?
Skipped Stitches
15
machine
properly
threaded?
15
labric
lirmly
held
down?
15
needle
correct
style and size?
Isneedle
straight and sharp?
Fabric Does Not Move Properly
Under Presser Foot
15
presser
loot
correctly
attached
to
mach
ine?
15
presser
loot
lowered?
15
stitch length
correctly
set?
To Next Page
Loading...
