How do I know if my bobbin tension is correct?

How do I know if my thread tension is correct?

To test if the tension is correct, insert a bobbin in the bobbin case. Then hold it up by just the thread, the bobbin case shouldn’t move. Give a little jerk on the thread and if the bobbin case slides down slightly, then the tension if perfect. If it drops freely, then it’s too loose.

What happens if bobbin tension is too loose?

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.

Why is my sewing machine looping underneath?

Causes of Stitches Looping

Looped stitches are usually caused by improper tension. … Looping of stitches is sometimes caused by placing the bobbin in the bobbin case the wrong way. Check your machine’s manual for directions on inserting the bobbin. There may be lint, dirt, or thread between tension discs.

What tension should I use for cotton?

Cotton requires a moderate tension setting, usually between three and four.

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Why is my bottom stitch loose?

Probable Causes: – Top or bobbin thread is not set correctly. – Make sure that the bobbin was threaded properly in the shuttle race. …

Why is my needle getting stuck in the bobbin?

Tension Issue

If the threading tensions are wrong, it can cause your thread to get stuck in the bobbin. And this can be from the top or bobbin thread, so have a look at both threads and fix the issue. Ensure that the top thread can feed through the sewing machine without any obstruction.

Why does my thread keep getting caught 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.