I have an older style Amtex Inferno 15hp. It will not hold pressure. I recently rebuilt the pump and replaced the pressure regulator. I used it and it worked great for about ten minutes than the pressure went down to about 50 psi. I took the regulator apart and the rubber o ring was no longer in the bottom button below the nipple.
Every time since then I have been replacing this o-ring. It will work for a while until the o ring comes out (I have to fish them out of the check valves because...
Help! Can't keep pressure with my Amtex inferno...
Every time since then I have been replacing this o-ring. It will work for a while until the o ring comes out (I have to fish them out of the check valves because...
Help! Can't keep pressure with my Amtex inferno...