The main source of birdnesting or looping is improperly inserted or threaded bobbin or running the embroidery machine with no bobbin. A tight bobbin tension, together with highly loose needle thread tension, can cause birdnesting. Flagging occurs when the hoop bounces up and down during sewing.
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.
Is the bobbin supposed to spin when sewing?
3. Insert the bobbin making sure the bobbin rotates counterclockwise when you pull the thread. NOTE: This is a very important step as the bobbin can become unthreaded and cause sewing problems if it rotates clockwise. … Pull the thread through the slot (A) and then to the left.
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.
What is wrong with my bobbin thread?
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.
Why won’t my sewing machine needle go up and down?
A disengaged clutch, broken drive belt or internal drive gear failure can prevent the needle from moving. Engage the hand wheel clutch if you have it disengaged for bobbin winding. If the needle won’t move with the clutch engaged, unplug the sewing machine and check the drive belt.
How does the bottom bobbin work?
According to Vocabulary.com, “A bobbin is the part of a sewing machine on which the lower thread is wound. The machine makes a stitch by catching the bottom thread, from the bobbin, with the top thread, from the needle.” … The bobbin feeds the thread through the machine to help secure a stitch.
Why is my bottom stitch looping?
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.
Does bobbin direction matter?
Make sure the bobbin thread unrolls in the correct direction when installing the bobbin into the bobbin case. Be sure to set a bobbin so that the thread unrolls in the correct direction. If the thread unrolls in the wrong direction, the needle may break or the thread tension will be incorrect.
Does bobbin thread color matter?
You can use whatever color you want, but you don’t need to change color to match the top thread. Your bobbin thread should not show through the top layer of stitching. … Your bobbin thread should not show through the top layer of stitching. It will only be seen on the back of the item.
Why is my bobbin jumping?
There could be several reasons why the bobbin is jumping in the bobbin case. … The thread was not wound properly on the bobbin. Wind the bobbin thread properly.
How do you fix sewing machine that keeps jamming?
This may require gently tugging at the fabric and lifting it enough that you can snip at the threads and pull the fabric free of the machine. Next, remove all the jammed thread; this may require removing the bobbin, the throat plate, and any other parts to release any jammed threads and get the machine sewing again.