bertrandExplorerJun 25, 2021hot water tankthere is air pressure in the hot water tank of my 5th wheel. when the city water is not connected and I empty the water tank and even when the relief valve is open the pressure is so stong it takes t...Show More
AllworthExplorer IIJun 27, 2021Leave the faucet open while you open the relief valve. This will let air draw back through the system until everything comes to atmospheric.
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