Quote:
Originally Posted by Laco
Keep that pressure gauge above 50psi, but not over 55psi. Mine is set to about 53psi, hot water temp set to 120, works fine, just don't interrupt water flow during a shower. Before going to the adjustable pressure gauge, I was considering changing out the tank-less to a standard water tank/heater. No plan to do so now.
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Do you happen to know why the pressure seems to be so critical?
I changed to a higher pressure regulator; but I'm not sure why!