Hot Water Heater Relief Valve

Close the cold water cut off valve going into the water heater.

Hot water heater relief valve.

If the water inside the unit gets too hot usually above 210 degrees or pressure builds up too high above 150 psi the water heater can become damaged or even explore. Rheem protech vacuum relief valve for marathon water heaters model sp623336 23 49 23 49. For most homeowners tinkering with the water heater tank can feel a little nerve wracking. If you do try to fix it here are the basic steps involved.

Set your store to see local availability add to cart. Npt tankless water heater service valve model 60204 65 44 65 44. 98 0 99 oz 70 99 70 99. 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.

Water heater temperature and pressure relief valves or t p valves are a safety feature found on all tank water heaters. Just replace the valve. When a temperature and pressure t p relief valve at a water heater leaks it s usually a simple fix. 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.

The valve should always be in good working order to ensure the water heater is safe in the event of extreme pressure buildup. Hydro master 3 4 inch ips isolator tankless water heater service valve kit with pressure relief valve clean brass 4 5 out of 5 stars 189 59 98 59. The relief valve is an important safety feature on the water heater. Free delivery with 45 order.

A good solution to this risk is the relief valve. Open the valve at the bottom and the pressure relief valve for a minute to drain a little. However opening a pressure relief valve is one task that is relatively straightforward. Fnpt union x 3 4 in.

If at any point the temperature or pressure reaches an unsafe level the water heater triggers the relief valve to open and release water out of the tank until the temperature and pressure return to normal. First turn off the gas to the water heater or flip the breaker if it s electric.