dishwasher drain

Ok so a little while back my kitchen sink got clogged and while trying to unclog the water started coming out of the black pipe which at the time the dishwasher drain hose was just inserted into the black pipe. So we capped the black pipe ran the DW drain hose to a vent on top of the sink then...

When dishwasher is not getting used frequently, the food debris in the garbage disposal can built up to clog the last section of the dishwasher drain pipe, as illustrated in this diagram. When you use the dishwasher, not aware of this blockage and leave the kitchen or your house, misfortune...