Singer Confidence 7463 Computerized Sewing Machine "inside human body" Questions

...i try to comfort her her whole body constricts bring her to some vet. There might be something inside her ear/head..humans vomit and is out balanced (dizziness) when the head is wounded or

...pedal problem, machine problem or just plain human error on my part... Sounds like the foot pedal switch is stuck in the closed position, thats inside the pedal body...a replacement is probably ...