What is the most common cause of needle thread breaks?
Thread Wraps Itself Around a Thread Guide More Than Once
When a threading error has occurred it can easily lead to a sewing machine needle breaking. The extra resistance can pull the needle out of position which usually leads to the needle hitting the throat plate, hook, or bobbin case.
Why does cotton keep breaking on sewing machine?
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.
How often should you clean and lubricate a sewing machine?
The rule of thumb is to lubricate the machine after every three to four bobbin changes. Or clean and lubricate the hook area after each day of sewing.
Why is the tension wrong on my sewing machine?
Needles, threads, and fabrics: Different thread sizes and types on top and in the bobbin can throw off basic tension settings. A needle that’s too large or small for the thread can also unbalance your stitches, because the size of the hole adds to or reduces the total top tension.
What tension should I use for thin fabric?
Use size 70/10 for really thin cotton like voile, size 80/12 for light to medium weight cotton, and 90/14 for thick cotton like denim.