If the thermostat in your water heater fails and the water overheats the t p valve.
Water heater release valve leaking.
This valve allows water or steam to escape from the water heater if the temperature or pressure gets too high.
Your water heater s relief valve can start leaking for one of two reasons.
When a tprv at.
There s a problem with the valve such as a faulty seal and the water is unintentionally leaking.
When you see water coming out from the water heater release valve there are two most likely causes.
The pressure in your water tank can exceed safe limits for reasons that have nothing to do.
This valve allows water or steam to escape from the water heater if the temperature or pressure gets too high.
Open the valve at the bottom and the pressure relief valve for a minute to drain a little.
This prevents a water heater from exploding or turning into a missile.
In the first case the valve will drain water out of the discharge pipe as explained above.
Close the cold water cut off valve going into the water heater.
A leaking relief valve at the water heater.
Either the valve was triggered to open because of excessive temperature or pressure or the valve itself is faulty.
Why might your water heater s relief valve start leaking.
The relief valve is working the way it s intended and water drained to reduce the pressure inside the tank.
Why it s leaking and what to do about it water heaters come equipped with a temperature and pressure relief valve also known as a tprv.