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