Quote:
Originally Posted by ThaChad
still only getting 40 PSI.
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Had that problem once when someone else had water turned on and my booster pump was not being supplied with enough water.
I do pre filter - carbon- carbon- booster- ro ro- di- one way check valve.
If you have crud in the pump valves you will also get low pressure.
Try running pre filter - booster and pressure gage and see if pressure goes to back to 90.