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