We may have found other answers which could help you.
Success
Message
Engine revving up ?
Singer 201 went bang , smelt and now won’t work?
Singer 507?
What size needles can I use for my Singer 39a3?
My CG 500/550 Singer Sewing Machine's bobbin isn't working?
Need a service manual for a Singer Treadle Sewing Machine Model 66-1?
Singer zigzag 457 Stylist not threading bobbin/making stitch?
Presser foot is loose?
Singer 188K1 presser bar stuck?
Bobbin won't wind?
1965 Singer 275k sewing machine foot pedal?
the thread is bunching on underside of fabric it looks like birdnest?