Why is my bobbin tension so loose?

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. …

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 are my stitches loopy?

Causes of Stitches Looping

Looped stitches are usually caused by improper tension. If the loop is on the upper side, it may be corrected by loosening the top tension or by tightening the lower tension. … Looping of stitches is sometimes caused by placing the bobbin in the bobbin case the wrong way.

What tension should I use for cotton?

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

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