Gas Water Heater Leaking From Drain Valve

A leaking drain valve can be identified by moisture or water dripping either out of the drain opening or around the valve itself.

Gas water heater leaking from drain valve.

Shut the gas and cold water inlet and drained the water out. Water heater drain valves are used to drain the hot water from the tanks which is a common maintenance task done to remove built up sediment. A leak in the drain valve at the bottom of the water heater is another common issue. My 11 year old gas water heater is leaking heavily in the pressure relief valve since this morning.

This drain valve can be capped with a hose cap or you can replace the drain valve completely with a new valve. Gas water heater what to do with a leaking hot water heater gas water heater. There s a problem with the valve such as a faulty seal and the water is unintentionally leaking. Replaced the prv with new one and turned the cold water inlet on.

Like all water valves the drain valve on your water heater can wear out and leak often this happens after you drain the water heater as part of the regular maintenance of the unit but it can happen anytime. No leaks in the past. A slow leak can add up to hundreds of dollars in water damage repairs. 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.

Regular maintenance performed on a water heater will prolong the life of the unit. It s always a good idea to confirm the source of the water before assuming it s the drain valve though. A leaking water heater drain valve is not always a complicated problem. There should be a dedicated gas shut off valve on the gas line leading to the tank.

Gas was still shut off and hence the heater was off. After draining or flushing a water heater it is common for the drain valve to fail to close completely. When you see water coming out from the water heater release valve there are two most likely causes. Sometimes the valve gets bumped and becomes loose or the moisture is caused by something other than the drain valve.

See below for a visual illustration of a gas water. If the repair isn t successful you ll have water. The valve is on the top of heater. The relief valve is working the way it s intended and water drained to reduce the pressure inside the tank.

Hot water heater drain valves are prone to leaking and breakage. All water heaters have a drain near the bottom of the unit so that the tank can be emptied before removal or during routine cleaning of the tank itself.