Wayne Boatwright wrote:

> Well, of course, the hot water does not come in contact with the motor.
> However, disposers are meant to run short cycles, and those with large motors
> generate considerable internal heat. Using cold water helps to keep the
> motor cool, while hot water can easily cause it to overload and cut-out.
>
But who on earth is running a disposal so long that it has time to
overheat? In fact, my dishwasher discharges into the pipes above my
disposal. If there is anything in there, I can hear it and often run the
disposal in a short spurt to clear the drain.