Water Heater Thermal Expansion Tank Installation

Thermal expansion tank installation step by step.

Water heater thermal expansion tank installation.

Water expands by roughly 2 as it heats up from 50 f to 120 f. Before starting installation it is essential to determine the water pressure at. An expansion tank is generally installed directly above the water heater by means of a tee fitting installed in the cold water delivery pipe. This is usually between 40 and 60 psi.

Determine the 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. If it is higher than 80 psi install the pressure. When your water thermally expands a water heater expansion tank prevents unwanted increases in pressure.

How to install water heater expansion tank in 10 steps step 1. Determine the size of water heater expansion tank you will need. 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. Have a bucket handy to catch any water left in the.

How to install an expansion tank on a water heater step 1. Determine the size of your thermal expansion tank. The pressure should be equal to the maximum water pressure. The expansion tank is usually installed horizontally though it is acceptable to install it vertically if it is necessary because of space limitations.

You install the expansion tank down the line from the inlet valve that sends hot water into your home. For housing an expansion tank of 2 to 5 gallons is. Locate the cold water supply line and determine which part of it runs horizontal side by side to the water. Disconnect the water and power supply turn off the water supply to your water heater.

It should be close to 50 psi. This is based on how many gallons of water your. How to install water heater expansion tank 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. The tank has two sections that are separated by a rubber valve. How to install a thermal expansion tank instructions check the water pressure in your home.