– Check that the thread was wound correctly on the bobbin. – Make sure the bobbin was properly inserted. Re-install the bobbin if necessary. – Check to see if the bobbin case is scratched or has a burr on it.
How do you tighten a bobbin case?
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. To loosen bobbin tension, turn the screw counterclockwise. A quarter turn or less is a good place to start.
Why does my bobbin keep coming unthreaded?
If the thread is not smooth, is uneven, has knots, or is very loose on the bobbin, it has not been threaded correctly. Knowing how to wind a bobbin eliminates this risk. Another thing to check is whether the bobbin is inserted in the bobbin case correctly.
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.
Why does my sewing machine keep jamming underneath?
The reason for the problem could be lint, dust and other debris getting stuck in their mechanism. The solution: Stop work, lift the presser foot and thoroughly clean the fee dogs from any debris. Also, make sure that they are lifted up in a raised position allowing for a proper grip of the fabric.
Why does my sewing machine keep bunching the thread?
Your Spool Cap Is Missing or Not Secure
Your spool cap prevents your spool of thread from vibrating and bouncing out of control while you sew. If you’re not using a spool cap, your thread can feed through your sewing machine unevenly and cause thread bunching underneath your fabric.
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.
What causes bird nesting in sewing?
Bird nests occur when thread bunches up underneath the needle plate, causing broken threads, skipped stitches, and uneven tension. This is typically caused by the tension balance being out of whack or the top thread is not threaded correctly.
Why is my sewing machine 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.