Temperature And Pressure Relief Valve Replacement
The last line of defense for pressurized equipment temperature and pressure t p relief valves protect equipment from excess pressure and ultimately catastrophic failure.
Temperature and pressure relief valve replacement. 2 drain the water from the tank until the water level is below the valve s location. As a result water was discharged under normal conditions causing a waste of water and electricity. If a pressure temperature relief valve should fail for any reason your system should not be used until you have the correct replacement in place under no circumstances should this valve be replaced with an alternative valve with different settings unless the manufacturer of the water heater has given full consent.
Honeywell tp152 1 2zh 1 2 2 5 bar 90 deg c pressure temperature relief valve. Asme ansi and csa aga approved relief valves protect the water heater from excess pressures and temperatures by discharging water. The t p valve is one of the most important safety.
To do this run hot water at any faucet shower or bathtub. Here s how to replace a water heater temperature pressure relief valve. Factory preset pressure and or temperature settings tamperproof adjustment compact construction high capacity discharge.
The first set of photographs show a temperature and pressure relief valve being changed. T p valves used on residential water heaters are typically designed and manufactured to relieve pressure at 150 psi and temperature at 210 degrees f. Open the tpr valve.
1 shut off the cold water and gas or electricity coming to the water heater. Attached one end of the garden hose to the drain valve and terminate the other end outside or to the floor drain. In this episode of repair and replace vance shows how to replace the temperature and pressure relief valve in a gas or electric water heater.
How to replace a temperature and pressure relief valve turn the power off electricity and gas supply if applicable.
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