I have been asked this question more than any other! First let's identify some equipment. You should have a Pump, a filter, and maybe a heater. At the pool, you should have at least one skimmer (the square opening at the top of the pool wall where the water runs in).  Next, let's get out our vacuum equipment:  vacuum hose vacuum head vacuum handleFirst, we might need to adjust our valves that control the water flow into the pump. Go into the pool equipment area