Why is my thread bunching up?
What should I do if I experience thread bunching? As “thread bunching” occurs on the underside of the fabric, some people think it is due to the lower thread. They check whether the bobbin is sitting correctly in the bobbin case or even replace the bobbin. … On many models, the upper thread tension is set automatically.
How do you fix a sewing machine that will not move?
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. Replace the drive belt if it’s broken. If the drive belt is okay, an internal drive gear failure is likely preventing the needle from moving.
The tension could be too tight or too loose. Set the tension to the basic thread tension setting or adjust the tension manually. The combination of the needle size, thread size and fabric is incorrect. Be sure to use the correct size needle and thread for the type of fabric that you are sewing.
Why is my bobbin thread not catching?
Check the upper thread. – Check to see if your upper tension is too tight. … – 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.