You should have had both aerator and recirc pumps. The aerator pumps work off the valve when it is set to fill, they fill at 40 to 60% freshwater. The recirculator only recircs. The freshwater in and pump out are tournament features for culling, as you can refill your wells faster, and also a back up pump. You can read more on this in the FAQ section. We will inform the shop on your alarm piece not arriving. BCB