How can i get the user manual for singer 2005 ?

Singer 507?

the thread is bunching on underside of fabric it looks like birdnest?

1965 Singer 275k sewing machine foot pedal?

Presser foot is loose?

Bobbin won't wind?

Need an equivalent to an old Hunts WA71 capacitor/rectifier?

Need a service manual for a Singer Treadle Sewing Machine Model 66-1?

My CG 500/550 Singer Sewing Machine's bobbin isn't working?

Singer zigzag 457 Stylist not threading bobbin/making stitch?

Engine revving up ?

What size needles can I use for my Singer 39a3?

Singer 201 went bang , smelt and now won’t work?