my ten gallon also doubles as a sanitizing tank for bottling, so i dump the grains, then rinse it out thoroughly after each use. when it's not mashing grains, it's usually got an iodophor solution in it, or is left with the lid off.
i dont' take it apart, but run hot water, then the iodine solution through the manifold and ballvalve.
A barrel of malt, a bushel of hops, you stir it around with a stick
The kind of lubrication to make your engine tick
never argue with an idiot, they'll just drag you down to their level and beat you with experience.