Water Heater Pressure Relief Valve Leaking After Testing

This just happened to us and it turned out the main pressure regulator to the house had failed and was letting the water in at full pressure causing the tpr valve to leak.

Water heater pressure relief valve leaking after testing.

Well if your water heater pressure relief valve is leaking after testing then there is no other solution than to replace it. Replacing the old valve with a new one. The relief valve is an important safety feature on the water heater. These valves cost less than 15 and replacing the valve is a very basic job just drain some water out of the water heater remove the discharge tube and replace the valve.

A good solution to this risk is the relief valve. If a pressure relief valve for a boiler is accidentally installed on a water heater it will leak like crazy from the start. Run of the mill household employments of hot water incorporate cooking cleaning washing and space heating. The temperature and pressure relief valve tpr valve opens to release pressure buildup in the water heater when the temperature or the pressure get dangerously high preventing a possible explosion.

This is the water heater pressure relief valve s way of telling us that it needs to be replaced as soon as possible. Video of the day volume 0. A leaking valve may be faulty but it may just be doing its job. When a temperature and pressure t p relief valve at a water heater leaks it s usually a simple fix.

Testing the level of pressure in your water heater is a relatively simple process. Water heating is a warmth exchange process that uses a vitality source to warm water over its underlying temperature. Every water heater whether gas or electric needs a temperature and pressure relief valve because without one it could begin to leak or even explode. A buildup of mineral salt rust and corrosion can cause a tpr valve to freeze up and become nonoperational.

One thing to keep in mind when doing the replacement is that we need to substitute our old valve with a new one which has all the vital components for its functionality. If your t p valve is leaking constantly there s a good chance it s working exactly as intended and is relieving excess temperature or pressure inside the water heater. In the event that the temperature of the water in the tank rises above a preset value usually 210 degrees fahrenheit or the pressure rises above 150 psi the valve opens thereby averting a possible explosion. If the water inside the unit gets too hot usually above 210 degrees or pressure builds up too high above 150 psi the water heater can become damaged or even explore.

The t and p valve which is located on the. Leaking t p relief valve. You can buy a pressure gauge at a hardware store for a few bucks to check the pressure at one of the hose bibs at the back of the house. More frequent testing can reduce the chance of a leak caused by mineral and corrosion buildup.