Water Heater Pressure Release Valve Drain

Turn off the cold water inlet valve.

Water heater pressure release valve drain.

When you see water coming out from the water heater release valve there are two most likely causes. Open the cold water intake valve for a minute to stir up and drain the last bit of sediment. Run a garden hose from the water heater drain to the exterior of your home. Close the outlet valve at the bottom of the tank.

Turn the cold water intake valve back off. Turn on the hot water faucet closest to the tank and allow the pressure in the tank to drain. Temperature pressure relief valve discharge tubes drain lines their piping. Run your drain line.

The temperature pressure relief valve or tpr valve on any heated appliance that contains water such as a heating boiler hot water tank water heater water cylinder must have a drain line or discharge tube properly installed routed and made of proper materials. If the water heater thermostat fails to turn off at its temperature setting and continues to heat the water indefinitely the tpr valve will open and let the overheated water out. Open the cold water intake valve to. But if the termination of the piping is not readily visible such as if it is located under the house the water will continue to drain until the homeowner gets an amazing electric or gas bill and goes searching for the reason.

This prevents a water heater from exploding or turning into a missile. Heating element pressure relief valve rheem water heater accessories gas valve water heater accessories treater smokers hotwire. Check the pressure relief valve. Draining a water heater step 1.

Drain valve 7 element 13 fittings 23 gas valve 22 heat recovery systems 3 install kit 96 recirculating pump 19 relief valve 7 restraint 13 stand 18. Temperature pressure relief or tpr valves are safety devices installed on water heating appliances such as boilers and domestic water supply heaters. Tprs are designed to automatically release water in the event that pressure or temperature in the water tank exceeds safe levels. A good rule of thumb is to connect a garden hose to the drain outlet and fully drain and clean your water heater while you have it shut down.

Remove the hose from the outlet valve. Unscrew the fitting that dripped using an adjustable wrench and detach it from the top of the tank or the water. Before you drain a water heater check its pressure relief valve the means by. Release the pressure in the pipes using the lever on the pressure release valve.

The relief valve is working the way it s intended and water drained to reduce the pressure inside the tank. There s a problem with the valve such as a faulty seal and the water is unintentionally leaking. Close the pressure relief valve. If temperature sensors and safety devices such as tprs malfunction water in the system may become superheated exceed the boiling point.