Thread Keeps Getting Stuck in the Bobbin Area

Article published at: Oct 20, 2026 Article author: Audrey Wiryawan
Thread Keeps Getting Stuck in the Bobbin Area
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Thread Keeps Getting Stuck in the Bobbin Area

Thread getting stuck in the bobbin area is a common sewing problem. It usually appears as thread bunching under the fabric, the machine feeling heavy, or the fabric getting trapped.

Although it looks like a bobbin problem, the cause can also come from the upper thread path, tension, needle, or dirt inside the bobbin area.

Incorrect Bobbin Placement

One common cause is an incorrectly inserted bobbin.

If the bobbin thread is not placed in the correct direction or does not pass through the bobbin tension path, the stitch may become unstable.

Upper Threading Problem

Thread bunching under the fabric can also come from the upper thread.

SINGER notes that looping or bunching under the fabric often happens when the upper tension is incorrect or the machine is not threaded properly.

Rethread the upper thread from the beginning and make sure it passes through the tension disc, take-up lever, and needle correctly.

Dirty Bobbin Area

Lint, dust, and thread pieces can collect in the bobbin area.

Brother recommends cleaning the bobbin race and surrounding area with a brush or small vacuum.

Regular cleaning helps the machine run more smoothly.

Damaged Bobbin Case

A scratched or damaged bobbin case can catch thread.

Brother warns that a scratched bobbin case may cause the upper thread to tangle, the needle to break, or sewing performance to suffer.

If the problem continues after cleaning and rethreading, check whether the bobbin case is rough or damaged.

Conclusion

Thread can get stuck in the bobbin area because of incorrect bobbin placement, wrong upper threading, lint buildup, a damaged bobbin case, or a bad needle.

Start with simple checks: clean the bobbin area, rethread the machine, replace the needle, and test on scrap fabric before sewing the main project.

Looking for bobbins, machine needles, thread, and sewing supplies?

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