 
                We may have found other answers which could help you.
Click here for Sewing Machine Stitches Fix 
                Singer 188K1 presser bar stuck?
 
                the thread is bunching on underside of fabric it looks like birdnest?
 
                Engine revving up ?
 
                1965 Singer 275k sewing machine foot pedal?
 
                What size needles can I use for my Singer 39a3?
 
                Need a service manual for a Singer Treadle Sewing Machine Model 66-1?