We may have found other answers which could help you.
Click here for Sewing Machine Bobbin Thread
reattaching the bobbin casing and bobbin?
I purchased a used white model 940 sewing machine and it doesn't stop?
How do I get my White 167 cabinet 'knee' pedal to work?
Need a bobbin case for White Model 626?
Disengaging fabric feed While Model 1477?
problem with my White brand sewing machine model 1515?