Water Heater Thermal Expansion Tank Installation

Thermal expansion tank installation step by step.

Water heater thermal expansion tank installation.

Turn off power to the water heater and or shut off the gas by turning the valve to the closed position the handle will. The tank has two sections that are separated by a rubber valve. The pressure should be equal to the maximum water pressure. Expansion tanks aka thermal expansion tanks are essentially safety devices to help you minimize the risk of damage to your hot water tank they are an add on to your existing hot water heater and are often installed on the water supply pipe to the water heater normally this is on the wall next to or very close by your hot water tank.

It should be close to 50 psi. You install the expansion tank down the line from the inlet valve that sends hot water into your home. If your unit is fixed to a supply line with a shut off valve switch off the water flow from the supply line to your building. An expansion tank is generally installed directly above the water heater by means of a tee fitting installed in the cold water delivery pipe.

Before starting installation it is essential to determine the water pressure at. When your water thermally expands a water heater expansion tank prevents unwanted increases in pressure. Determine the size of your thermal expansion tank. The expansion tank is usually installed horizontally though it is acceptable to install it vertically if it is necessary because of space limitations.

Have a bucket handy to catch any water left in the. Determine the water pressure. If it is higher than 80 psi install the pressure. Read the pressure requirement on the side of the tank.

Determine the size of water heater expansion tank you will need. How to install water heater expansion tank step 1. How to install an expansion tank on a water heater step 1. Obtain a suitable thermal expansion tank based on the size of your water heater.

Check the pressure of air inside the thermal expansion tank. Water expands by roughly 2 as it heats up from 50 f to 120 f. This is usually between 40 and 60 psi. How to install a thermal expansion tank instructions check the water pressure in your home.

Turn off the water and open a spigot to take water pressure off the line. How to install water heater expansion tank in 10 steps step 1. Locate the cold water supply line and determine which part of it runs horizontal side by side to the water.