As long as you take good care of your bobbin case, it will perform well. … See, over time, the repetitive spinning of your bobbin grinds down the inside of the case, causing it to fit poorly. In addition, the bobbin case cut out will become worn down, causing it to move back and forth sloppily inside the assembly.
Why is my bobbin case loose?
Stuck bobbin case
In many cases, a bobbin case gets stuck because of burrs that get inside the bobbin case. You will also need to open the bottom plate of your machine and check if anything is stuck. At times, the bobbin can get stuck in such a way that you cannot easily pull it out to check what the problem is.
Is a bobbin case necessary?
The top thread will go across the top of the bobbin case, which is why it is so important to use the correct bobbin. If the bobbin is too tall (see my previous post), the thread will catch and seize the machine. In machines with an automatic thread cutter, the bobbin case also helps keep threads in place to cut.
Is the bobbin case supposed to move?
THe bobbin will move a bit as you sew but don’t expect it to spin wildly. Seems counterintuitive, but that’s how they do it. Now about “raising the bobbin thread”. It means the bobbin thread needs to come up through the little hole under the presser foot.
How do I fix bobbin thread bunching up?
How to Fix Bobbin Thread Bunching and Other Threading Problems
- Thread the Machine Properly. Re-thread the upper part of the sewing machine making sure the thread is passing through every single thread guide on its way to the needle. …
- Change the Needle. …
- Inspect the Bobbin. …
- Clean the Machine.
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 to do if you dont have a bobbin?
You can’t sew without a bobbin, as the machine requires two spools in order to operate properly. Therefore, you will need to add the bobbin thread in addition to your needle thread.
What can I use instead of a bobbin?
There are machines that sew without a bobbin – they are called sergers, overlockers, chain stitch machines, and the thread for the underside of the fabric feeds off of a moving “looper” (a hinged hook with guides for the thread).
What is wrong with my bobbin thread?
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 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.