Water Heater Shut Off Valve Not Working

Be sure to repair or replace the malfunctioning valve while you re at it.

Water heater shut off valve not working.

A water supply valve that won t work or leaks when it is shut can be repaired. Open the valve at the bottom and the pressure relief valve for a minute to drain a little. To fix this drip you can try tightening the packing nut and turning the valve off and back on again a few times for the dripping to stop. If the supply of gas to the pilot light or burners is interrupted due to the gas valve or its inner elements being damaged your gas water heater will shut off.

Some homes are equipped with branch valves that can be used to shut off the water supply to selected branch lines in the home. Keep the drain valve open until all the water runs out and then close it. But if you don t find the shut off valves don t worry. Shutting off cold water shut off valve doesn t stop flow of cold water.

If you re working on one of these and the shut off valve isn t working you can simply use the main shut off valve to stop the flow of water into your home. But after time of use or none use the bibb washer on the stop stem becomes worn and fails to stop the water. That location is described below. You can shut off the water by turning off the main water supply valve near the water meter.

Turn off the cold water valve and turn on the hot water faucets to let the water out. If the valve won t turn off the water or shut off completely it is likely tha. First turn off the gas to the water heater or flip the breaker if it s electric. With an automatic shut off valve the leak is detected early and the flow is stopped.

If you do try to fix it here are the basic steps involved. Next turn off all the open faucets in the house. Sometimes your water heater needs to be replaced or repaired and shutting off i. Wheelchair il stops are just small faucets to provide a positive stop of water when you are servicing the faucet above.

Close the cold water cut off valve going into the water heater. If the water doesn t drain it could be that mineral deposits have blocked the drainage channels. If you leave a valve turned off for a long period of time and finally switch it back on it is common for the valve to start dripping.