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