i am having a problem with my MP40 W the lights are blinking both red/green and the pump stops i have unplugged the pump via the controller and plugged it back in but within 10 mins it goes back to red/green blinking and pump stops. i have tried a different wet side but have the same problem i own 3 of these MP40 pumps and this is the only one that is giving me trouble what can i do i really need to have this pump working, and these things are very expensive please help.