We may have found other answers which could help you.
Click here for Drive Tryed Three
how can i fix my memory craft 8000?
How to unjam a stiff wheel on a Janome 6260?
Janome MC3000 noise?
My new home memory craft 6000 will not draw the bobbin thread up?
thread OK on top but not at bottom?
Sewing machine won't stop running?