How To Fix A Insinkerator Garbage Disposal Hot »

Common user errors causing heat:

If the unit hums but doesn't spin, a foreign object is likely stuck.

until the flywheel spins freely in complete circles. How to Fix a Stuck, Humming or Broken Garbage Disposal

If it has tripped, it will click and stay retracted.

You have an intermittent jam. Something is tapping the impellers. Remove the disposal, open the grind chamber, or call a pro.