Is the bobbin supposed to spin?
Insert the bobbin making sure the bobbin rotates counterclockwise when you pull the thread. NOTE: This is a very important step as the bobbin can become unthreaded and cause sewing problems if it rotates clockwise.
Why is my bobbin case moving?
There could be several reasons why the bobbin is jumping in the bobbin case. … The thread was not wound properly on the bobbin. Wind the bobbin thread properly.
Why is the bobbin case not spinning?
Bobbin Case Not Turning
First, it may be that your bobbin thread tension is too tight. … The other source may be due to your bobbin thread winding up under uneven tension. To fix this issue, you will need a new bobbin, wind the thread slowly and make sure the tension is nice and even.
Why is my thread bunching 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.
Does bobbin direction matter?
Make sure the bobbin thread unrolls in the correct direction when installing the bobbin into the bobbin case. … If the thread unrolls in the wrong direction, the needle may break or the thread tension will be incorrect. Use a bobbin that has been correctly wound with thread.