Water Heater Relief Valve Extension Pipe

I explain that it was routed to a drain to prevent a mess if it discharges but that you would want to see water on the floor if it was dripping or pressure had blown off so that you know there is a problem.

Water heater relief valve extension pipe.

Brush pipe joint compound on the threads on the tpr valve using the brush supplied with the pipe joint compound. Temperature and pressure relief valves shall be installed so that the sensing element of the valve extends into the heater tank and monitors the temperature in the top 6 inches of the heater or tank. Step 2 hold the tpr valve with the slip joint pliers. Yes part of the video i have the camera between my teeth lol you ca.

Cut the new pipe to length. Connect the relief valve to the opening in the water heater with a pipe wrench or an adjustable wrench measure the distance from the relief valve to the floor. Connect the pipe and elbow to the pressure relief valve. Use the first wrench to hold the tpr in place when you use the other to unscrew the drain pipe.

I always advise the client that the pipe should be copper and should terminate about 6 inches from the floor. How doers get more done. Thread the tpr valve clockwise into the pressure relief fitting on the water heater and tighten it by hand until it is tight. The pressure relief valve extension is plastic and has a couple of elbows leading it to a drain.

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. Cut lengths of cpvc pipe to match the ones you re replacing as long as they extend to within 3 inches of the floor. Temperature pressure relief or tpr valves are safety devices installed on water heating appliances such as boilers and domestic water supply heaters. Place one wrench on the tpr valve to prevent the valve from moving a pipe wrench works well.

Pcoulter patrick coulter april 25 2019 7 03pm 1. Tprs are designed to automatically release water in the event that pressure or temperature in the water tank exceeds safe levels. If temperature sensors and safety devices such as tprs malfunction water in the system may become superheated exceed the boiling point. Place the other wrench on the drain tube.

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