Hello Lokmelia,
I think either the top or bottom nylon gear is broken, you need to get inside the machine to look.
Ken
drivewithken
August 2009
Hello Lokemelia,
Is your machine a Singer? if it is email me, this site no longer allows email addresses to be shown so type my address below as you read it not as you say it.
Ken
drivewithken at blueyonder dot co dot uk
August 2009
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix sewing machines.