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Troubleshooting
Appendix A-11
MAINTENANCE AND TROUBLESHOOTING
A
a
If the thread become tangled under the bobbin winder
seat, press the “Start/Stop” button once to stop the
bobbin winding.
When the foot controller is plugged in, remove your
foot from the foot controller.
b
Cut the thread with scissors beside the bobbin-winding
thread guide.
1 Bobbin-winding thread guide
c
Slide the bobbin winder shaft to the left, and then
remove the bobbin from the shaft and cut the thread
leading to the bobbin in order to be able to completely
remove the bobbin from shaft.
d
Hold the thread end with your left hand, and wind off
the thread clockwise with your right hand as shown
below.
e
Wind the bobbin again.
Note
• Make sure that the thread passes under the
pretension disk of the bobbin-winding thread
guide correctly.
1
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