Found unit off. Found split rinse hose from booster. Replaced with truck stock. Ran. Found 60 PSI on rinse. Set point should be 20-25PSI. Unable to adjust regulator. Found difficulty getting unit to start. Was shown that they cycle power on and off and it starts up. Found booster gaskets leaking past. Likely due to high pressure. Will obtain parts and return. 5/15/18 Replaced pressure regulator, booster hose and plumbing. Removed booster elements and installed new gaskets. replaced booster cover. Ran unit and checked rinse temp and pressure and all okay. unit okay at this time.