The most common cause of this problem is when the bobbin holder’s finger isn’t placed in the small groove located in the needle plate. The best solution, therefore, is to ensure your bobbin holder finger is perfectly fitted in the needle plate.
How do you adjust the tension on a bobbin case?
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.
What is wrong with my sewing machine bobbin?
There are several culprits for this ranging from a dull needle, improper threading or tension. The tension in both your upper and bobbin threads need to be even. The bobbin could also be placed incorrectly. More than likely, you forgot to put the bobbin back correctly while cleaning your machine.
How do you get a stuck bobbin out?
Bobbin case is stuck
- Turn the sewing machine off.
- Make sure your needle is raised to its highest position. …
- Remove the presser foot and the presser foot holder.
- Remove the needle plate cover.
- Use the enclosed disc-shaped screwdriver to loosen the two screws on the needle plates.
- Remove the bobbin and then the bobbin case.
Why is my thread bunching 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 number should the tension be on a sewing machine?
As the bobbin thread tension is factory-set and wouldn’t usually be adjusted for normal sewing. So we’ll be talking only about the top thread tension since that’s where you’d usually make the adjustments. The dial settings run from 0 to 9, so 4.5 is generally the ‘default’ position for normal straight-stitch sewing.
Why is my sewing machine jamming underneath?
However certain you are that the problem with the machine is most likely due to a huge tangled mess of thread in the bobbin underneath the fabric, the most common reason for the jamming is usually the lack of sufficient tension in the upper thread.
Why is my bottom bobbin not catching?
If it is not in the correct position, the needle will not go down and pick-up your bobbin thread. … Also, make sure your bobbin is in correctly (not backwards) and that the upper tension disks of your machine are threaded correctly. Make sure the presser foot is up when seating the thread through the upper tension.