7 Important Rules for Using a Garbage Disposal By: Food Network Kitchen Save Collection Share These must-follow guidelines keep it running smoothly — and the plumber far away. 1 / 8 Photo: Oxford / Getty Images © Kitchen Workhorse The motor in a garbage disposal is measured in horsepower, so it should be strong enough to handle anything, right? Well, not quite. Here's what you need to know to banish jams and floods, and keep the machine in tiptop condition.