There are two hoses coming from my Bosch SHE45M06UC dishwasher. One is obviously the drain coming from the back of the unit, and the other is attached to the side looped and not connected to anything. I went online to the Bosch website for a installation manual and it describes this hose as a air venting hose. Does the end attach anywhere or does it just hang loose on the unit. My husband detached it from its original position and thought it was part of the water line. HELP!

Many people realize the dishwasher connects to a little hose on the sink, it is called an air gap. However, many people wonder " The air gap is there to prevent the water from being siphoned out of the dishwasher. When water flows through the drain hose, it creates a suction on the water still in the dishwasher. The air gap, makes a hole for air to get in. That way, the water only leaves the dishwasher when it supposed to, when it is pumped out. Another benefit of an air gap is that if the drain hose becomes clogged, the dishwasher can still pump out the water. Instead of flowing through the hose, as it should, it can flow out the air gap and into the sink.
The dishwasher's drain line usually connects to an air gap mounted at the countertop level on the sink. The drain line continues from the air gap to either the garbage disposer or directly to the sink drain. If the drainage hose between the air gap and the drain is partially or completely blocked, wat

U have to go with a professionl technision

The air venting hose must not necessarily be connected to anything. What else is wrong with the appliance?