Why is my bobbin threader not working?

Check if you aligned the groove in the bobbin with the spring on the bobbin winder shaft and pressed down on the bobbin until it snapped into place. Check if the thread is passed through the bobbin winding guide correctly. Check if there are scratches or other defects on the bobbin. Replace the bobbin if in doubt.

Why is my bobbin threader not spinning?

Swing up the bobbin thread spool pin. Move the bobbin thread spool pin up as far as possible. … Slide the bobbin winder shaft to the right. NOTE: If the correct size bobbin is not used at this time; when the bobbin winder is engaged; the bobbin winder will make a usual noise and not wind the bobbin correctly.

Why is my bobbin stuck on Winder?

Check that the thread didn’t wind underneath the bobbin winding disc. – This could cause the bobbin to stay stuck. 3. Try unwinding the bobbin to see if it will allow you to take the bobbin out.

Why is my thread looping underneath?

A: Looping on the underside, or back of the fabric, means the top tension is too loose compared to the bobbin tension, so the bobbin thread is pulling too much top thread underneath. By tightening the top tension, the loops will stop, but the added tension may cause breakage, especially with sensitive threads.

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How do you remove the bobbin from a Winder?

Cut the thread with scissors beside the bobbin-winding thread guide. Slide the bobbin winder shaft to the left, and then remove the bobbin from the shaft. Hold the thread end with your left hand, and wind off the thread clockwise near the bobbin with your right hand as shown below. Wind the bobbin again.

Why does my sewing machine keep jamming underneath?

However certain you are that the problem with the machine is most likely due to a huge tangled mess of thread in the bobbin underneath the fabric, the most common reason for the jamming is usually the lack of sufficient tension in the upper thread.

What causes Birdnesting?

The main source of birdnesting or looping is improperly inserted or threaded bobbin or running the embroidery machine with no bobbin. … A tight bobbin tension, together with highly loose needle thread tension, can cause birdnesting. Flagging occurs when the hoop bounces up and down during sewing.

How do I know if my bobbin tension is correct?

The thread should unwind just slightly and the bobbin case should drop an inch or two. If the thread unwinds without resistance and the case slips to the floor, your bobbin tension is too loose. If the bobbin case doesn’t budge, your bobbin tension is too tight.