Originally Posted by Charlee

These are "always on", and always have current running through them. If you rest your foot on the pedal, just short of running the machine, it's going to get hot. It's going to get warm anyway, by virtue of being plugged in, which is why we should ALWAYS unplug those vintage babies when they aren't in use.

How long had you been using the machine when you noticed the pedal was hot?