Water Heater Overflow Valve Replacement

Wrap plumber s tape around the threaded section of the new valve.

Water heater overflow valve replacement.

A trapped tpr dischage pipe is a common defect when a replacement water heater s tpr valve is lower than the original one and the installer connects to the exisitng discharge piping at the wall. How do i replace a leaking pressure relief valve. Required tools for this. 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.

Add an expansion tank. Take note that the problem may not stop at replacing the overflow valve. Then unscrew the threaded fitting from. How to replace a water heater pressure relief valve testing the pressure relief valve.

There is a simple test to determine whether the tpr valve is operating correctly. Prepare the water heater for repairs. Remove the old valve. If you do try to fix it here are the basic steps involved.

Fix water heater leaks replace the tpr valve. Cut the overflow tube on a top mount tpr with a hacksaw. Use the pipe wrench to screw the new valve into the side of the tank. Turn off the faucet that you turned on in step 3.

If a new tpr valve didn t solve the problem solder in a tee and a female threaded fitting on a. Turn on the power or the gas when the tank fills with cold water. First turn off the gas to the water heater or flip the breaker if it s electric. In this episode of repair and replace vance shows how to replace the temperature and pressure relief valve.

Open the valve at the bottom and the pressure relief valve for a minute to drain a little. Close the cold water cut off valve going into the water heater. Simply drain some water from the heater take out the discharge tube remove the old valve put in the new one and reattach the discharge tube.