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The Normal PSI Reading for a Hot Water Boiler System | Hunker

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Boiler Pressure Problem #1 Best HVAC Troubleshooting Tips

The Normal PSI Reading for a Hot Water Boiler System | Hunker

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What Your Boiler Pressure Should Be When It's Heated

Dec 30, 2019 · In any event, the usual cold pressure of a boiler should sit at about 12psi (pounds per square inch). Most pressure gauges display different-colored zones. If the needle sits much outside the green zone, particularly on the high side, you have a …

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What is the safe pressure for a hot-water-heating system?

The standard cold water operating pressure of most U.S. and Canadian hot water boilers is 12 pounds per square inch (psi). If the boiler pressure drops below 12 psi, the valve will allow new water into the unit to bring up the pressure reading. Standard Hot Operating Pressure

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What Should The Boiler Pressure Be When The Heating Is On?

Jan 19, 2015 · The pressure the system is designed to operate at is usually 12- to 25-psi for a two-story house, and 18- to 25-psi for a three-story house. The operating high temperature should not be over 200 F., but 180 F. is the normal maximum design temperature.

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