The most common cause of this problem is when the bobbin holder’s finger isn’t placed in the small groove located in the needle plate. The best solution, therefore, is to ensure your bobbin holder finger is perfectly fitted in the needle plate.
How do you fix a loose bobbin case?
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. To tighten your bobbin tension, turn the tiny screw on the bobbin case a smidgen clockwise.
When should I replace my bobbin case?
As long as you take good care of your bobbin case, it will perform well. However, eventually, it will cease to sew smoothly and will need to be replaced. Sometimes people think they only need to replace certain parts of the bobbin case, like the tension spring or the tension screw.
What does the bobbin case sit in?
How Do They Work? A bobbin case, when used with the correct bobbin, will hold the bobbin snugly in place, which will allow the machine to neatly unravel it. The bobbin case also adds tension to the bottom thread, much like the tension assembly for the top thread.
What is wrong with my sewing machine bobbin?
There are several culprits for this ranging from a dull needle, improper threading or tension. The tension in both your upper and bobbin threads need to be even. The bobbin could also be placed incorrectly. More than likely, you forgot to put the bobbin back correctly while cleaning your machine.
Why is my bobbin not clicking?
You need to make sure that the bobbin case is inserted properly. … Pull the hinged tap and remove the bobbin case. When you insert the bobbin case it should always click in place. As soon as you hear the clicking sound it should sit properly and not be loose are falling out.
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.