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APPENDIX — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
g
Correctly thread the machine.
• For details on threading the machine, refer to
"Threading the upper thread" (page 20).
Note
● The thread may have become tangled as a
result of incorrect upper threading. Make
sure that the machine is correctly threaded.
h
Perform trial sewing with normal fabric.
Note
● Incorrect sewing may be the result of
incorrect upper threading or sewing thin
fabrics. If there are poor results from the trial
sewing, check the upper threading or the
type of fabric being used.
When the thread became
tangled under the bobbin
winder seat
If the bobbin winding starts when the thread is not
passed under the pretension disk of the bobbin-
winding thread guide correctly, the thread may
become tangled under the bobbin winder seat.
In such a case, wind off the thread according to the
following procedure.
a Thread
b Bobbin winder seat
104
b
a
CAUTION
● Do not remove the bobbin winder seat even if
the thread become tangled under the bobbin
winder seat. It may result in injuries.
● Do not remove the screw of the bobbin
winder presser, otherwise the machine may
be damaged; you cannot wind off the thread
by removing the screw.
a Screw of the bobbin winder presser
a
If the thread become tangled under the
bobbin winder seat, press
button) once to stop the bobbin winding.
When the foot controller is plugged in, remove
your foot from the foot controller.
a Start/stop button
b
Cut the thread with scissors beside the
bobbin-winding thread guide.
a
a Bobbin-winding thread guide
a
(start/stop
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