Water Heater Safety Valve Leaking
Simply drain some water from the heater take out the discharge tube remove.
Water heater safety valve leaking. After draining or flushing a water heater it is common for the drain valve to fail to close completely. Either the valve was triggered to open because of excessive temperature or pressure or the valve itself is faulty. It relieving excess. First turn off the gas to the water heater or flip the breaker if it s electric.
If the thermostat in your water heater fails and the water overheats the t p valve. If the relief valve is needed frequently that means there s an issue with your water heater that is causing unsafe temperatures or pressure. This drain valve can be capped with a hose cap or you can replace the drain valve completely with a new valve. Close the cold water cut off valve going into the water heater.
The pressure in your water tank can exceed safe limits for reasons that have nothing to do. In the first case the valve will drain water out of the discharge pipe as explained above. A leak in the drain valve at the bottom of the water heater is another common issue. There s a problem with the valve such as a faulty seal and the water is unintentionally leaking.
Discharge tube is provided to release the discharge from the water heater through the safety valve before using the water heater make sure the inner tank is completely filled with. Your water heater s relief valve can start leaking for one of two reasons. Just replace the valve. If you do try to fix it here are the basic steps involved.
Unless it starts leaking again. Open the valve at the bottom and the pressure relief valve for a minute to drain a little. Leaking pressure relief valves in water heaters the temperature relief function. The second reason a water heater relief valve leaks is the water has gotten too hot if the temperature of the water in the water heater reaches above 210 degrees f the relief valve will leak or even blow off this is why the outlet of the relief valve must be piped to about 6 inches from the ground you would not want to get a blast of 210 degree f water in the face.
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. If the overflow valve slowly leaks out a small amount of water the problem is usually the valve itself which has become either too old or damaged. The best step to take is to replace the valve with a new one which usually costs less than 20 and is easy to install. Both circumstances should be taken very seriously.