Hayward pool pump using as a portable vacuum no suction

[pooooool]

i fill it up with water to prime, the first 3 seconds it gives a quick suction and emptys out of water and will not suction!
i have never done this before and never cared for a pool before but i dont think i am missing something

 

[Texas Splash]

Welcome to TFP! Are you still having the suction problem?