Why does my sewing machine keep breaking the thread?

The upper thread tension could be set too tight. Set the tension to the best thread tension setting or less. Make sure the spool of thread is installed correctly using the correct size spool cap for the size of spool. … Check that the bobbin is wound so that it about 80% full and that the thread is evenly wound.

What tension should my sewing machine be on?

The dial settings run from 0 to 9, so 4.5 is generally the ‘default’ position for normal straight-stitch sewing. This should be suitable for most fabrics. If you are doing a zig-zag stitch, or another stitch that has width, then you may find that the bobbin thread is pulled through to the top.

Why does my thread keep breaking on my Kenmore sewing machine?

What do I do? Depending on how old the machine is, the problem could be anything from dirty (lint clogged usually) tension discs, incorrectly set upper tension, old thread, wrong thread and needle for the fabric you’re trying to sew, burrs in the needle eye, or (gulp) a worn bobbin gear.

How do you fix bobbin tension?

To tighten your bobbin tension, turn the tiny screw on the bobbin case a smidgen clockwise. To loosen bobbin tension, turn the screw counterclockwise. A quarter turn or less is a good place to start.

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Why isn’t my bobbin thread coming up?

– Your thread could be caught on something between the needle and your spool of thread if so, your thread will be too tight for the needle to pick up the bobbin thread. – Make sure that the upper thread is threaded properly. – Re-thread your machine, if necessary.

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.

When should you tighten bobbin tension?

If the tension isn’t perfect, fix it by adjusting the bobbin spring; tighter if the bobbin thread shows on the upper layer, and looser if the needle thread shows on the underlayer. Make another test seam, and examine the stitches, repeating until the stitch is balanced.

Can a normal sewing machine sew denim?

If you are just sewing denim which is lightweight then your regular sewing machine with the right needles, thread and technique will do a great job. But if you will be sewing denim regularly or sewing heavy denim, then consider purchasing a heavy-duty sewing machine with a strong interior frame and more powerful motor.

Can my sewing machine handle denim?

Any machine with a powerful motor can work effortlessly on fabrics like jeans and leather. … The machine comprises 14 built-in stitches along with a free arm and an adjustable extra high presser foot. The availability of the extra high presser foot makes it an apt choice for sewing jeans and denim.

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What is the best stitch for denim?

Use a heavier weight thread (topstitching or upholstery thread works) to topstitch seams from the right side and provide extra support. Use a regular all-purpose thread in the bobbin. Use a longer stitch length. If your denim is the typical heavyweight, jeans sort of denim, lengthen your stitches to about 3mm.

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