Originally Posted by
Honchey
It might be the warmth from your barefoot that's contributing to it.. see what happens to the pedal when you have a shoe/sneaker etc. on your foot..
I thought of that, but it was warmer than my foot. I generally have socks on or slippers, so I've never noticed before if it heated up. It's an older sewing machine, Singer Merritt 4525, but it runs smoothly.