How do you fix the bobbin tension on a Brother sewing machine?

How do I adjust the tension on my brother bobbin?

The bobbin case installed in this machine can be adjusted, if necessary, to accommodate the bobbin tension for embroidering.

  1. Using a small slotted screwdriver, turn the slotted head (-) screw to adjust the bobbin case tension. …
  2. The thread tension is correct when upper thread slightly appears on the wrong side of fabric.

Why is my sewing machine looping underneath?

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.

What is the correct tension for a Brother sewing machine?

The normal tension setting is 4.0. The upper thread and the bobbin thread should cross near the center of the fabric. Only the upper thread should be visible from the right side of the fabric, and the bobbin thread should be visible from the wrong side of the fabric.

What should the tension be on a Brother sewing machine?

a. The tension dial should be set between 2 to 6. b. When the upper thread is just visible on the back of the fabric, the thred tension is correct.

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Why does my bottom thread keep bunching?

If the thread has knots, is not smooth, is uneven, or is loose on the bobbin, then it has not been threaded correctly. If your machine uses a bobbin case, follow your sewing machine’s instructions to remove the bobbin from the case and re-thread it.

How do I stop my sewing machine from bunching up?

A good cleaning may solve your bunching woes (check your manual for guidelines on cleaning and maintenance; your machine may also need to be oiled). To prevent stitch glitches, be sure to frequently dust underneath the throat plate and along the thread path, and to periodically clean and oil your machine.