When the thread became tangled under the bobbin winder seat
If the bobbin winding starts when the thread is not passed through the pre-tension disk correctly, the thread may become tangled beneath the bobbin winder seat.
Wind off the thread according to the following procedure.
(2) Bobbin winder seat
- 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 on the bobbin winder guide post, otherwise the machine may be damaged; you cannot wind off the thread by removing the screw.
(1) Screw of the bobbin winder guide post
If the thread become tangled under the bobbin winder seat, press "Start/Stop" button once to stop the bobbin winding.
Cut the thread with scissors beside the bobbin-winding thread guide.
(1) Bobbin-winding thread guide
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.
Cut the thread near the bobbin and hold the thread end of the spool with your left hand.
Unwind the thread clockwise near the bobbin winder seat with your right hand as shown below.
- Wind the bobbin again.