There s a problem with the valve such as a faulty seal and the water is unintentionally leaking.
Water heater leaking water from valve.
Like all water valves the drain valve on your water heater can wear out and leak.
Either the valve was triggered to open because of excessive temperature or pressure or the valve itself is faulty.
Often this happens after you drain the water heater as part of the regular maintenance of the unit but it can happen anytime.
The relief valve is working the way it s intended and water drained to reduce the pressure inside the tank.
Your water heater s relief valve can start leaking for one of two reasons.
Water heaters can leak due to a number of problems including loose valves excessive pressure in the tank or issues with the pipes that connect to the unit.
When you see water coming out from the water heater release valve there are two most likely causes.
In some cases the leak may be very slow but this doesn t mean you can ignore it.
Is water leaking from the drain valve on your hot water heater.
This prevents a water heater from exploding or turning into a missile.
This valve allows water or steam to escape from the water heater if the temperature or pressure gets too high.
In the first case the valve will drain water out of the discharge pipe as explained above.
Why might your water heater s relief valve start leaking.
This is usually a sign of a failing water heater or often just the valve.
And if your water heater is more.
While you can repair similar valves such as garden spigots it s not a good idea to attempt a repair on a water heater drain valve.