While you wait for answers, we may have found some information which could help you.
Success
Message
Sewing machine starts on its own?
Singer zigzag 457 Stylist not threading bobbin/making stitch?
Frister & Rossmann cub 7?
Parts spares?
How can I mend my Frister & Rossmann sewing machine?
Sewing machine issue?
How do fill a bobber?
Sew-tric ltd variable speed motor built 1982 6000rpm r007327?
Presser foot level, needle and thread guide have fallen out?
How to switch on light of sewing machine?
The thread loops under the fa?
Toyota SL3404D Overlocker leaving big loops?