In article <SxjWa.34686$Ho3.6171@sccrnsc03>,
"SoCalMike" <mikein562athotmail@hotmail.com> wrote:

>> The easiest way to clean an engine is to hook up a garden hose to the
>> hot water faucet at your clothes washer.
>
>some water heaters have a spigot as well. crank up the water heater
>temporarily to get the hottest water possible.
>
>

That's a drain and flush spigot. You'll clean the crud out of the
bottom of the tank but many models won't provide hot water there. It's
right next to where the cold water comes in.