How to mend Sewing Machine Singer Futura

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

where can I get a thread guide post for a Singer Touchtronic?

Singer model 750 Golden touch and sew?

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

pedal machine Singer serie K10736204?

Engine revving up ?

Presser foot is loose?

Why does a sewing machine motor overheat?

Bobbin won't wind?

Why won't my Singer Touch Tronic pick up the bobbin thread? ?

obtain?

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

Replacing a gear in Singer Stylist 457?

How can I fix a reverse problem in my sewing machine?

Singer 507?

How can I replace the Top Vertical Shaft Bevel Gear for SINGER MODEL 248?

Singer 6234 Tension problems?

Machine Stuck in Reverse?

how to get the tension right on my machine?

singer HD110?

My bobbin case for Singer 2662 will not seat right and I cannot sew?

Singer 188K1 presser bar stuck?

Singer zigzag 457 Stylist not threading bobbin/making stitch?

I'm in Australia and need a Bobbin case for a singer 196K205?

singer foot pedal ?

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

1965 Singer 275k sewing machine foot pedal?

Hello zigzag industrial singer 457 u105 not stylist is missing stitches?

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

machine motor running the wrong way?