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.
How do you keep birds from nesting when sewing?
How To Avoid Thread Nests While Sewing
- Rethread. Remove the thread spool and bobbin; rethread your sewing machine with the presser foot up. Make sure the presser foot is down while sewing.
- Replace Needle. A damaged or dull needle may be the problem. …
- Testing 1, 2, 3. Use threads of different colors in the needle and bobbin to stitch a test seam.
Why is the thread bunching up under my fabric?
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.
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.
Why does my thread keep getting stuck in the bobbin?
This can be caused if the top thread tension is too tight, or if the bobbin thread is not in the bobbin case tension. … Make sure the bobbin is correctly seated in the bobbin case (bobbin holder), and check that the upper thread tension is not set too tightly.