Electric Water Heater Expansion Tank Installation

Disconnect the water and power supply turn off the water supply to your water heater.

Electric water heater expansion tank installation.

Expansion tanks some systems are considered. Bottom boards are a buffer made of r 10 or better thermal resistant material that increase the efficiency of your electric heater. How to install water heater expansion tank in 10 steps step 1. Before starting installation it is essential to determine the water pressure at.

Determine the water pressure. This is based on how many gallons of water your. How to install a thermal expansion tank instructions. Check the pressure of air inside the thermal expansion tank.

When your water thermally expands a water heater expansion tank prevents unwanted increases in pressure. Determine the size of your thermal expansion tank. For housing an expansion tank of 2 to 5 gallons is. The tank has two sections that are separated by a rubber valve.

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. The expansion tank installs to the cold water supply line near above your water heater. The pressure should be equal to the maximum water pressure in your home.

Check the manufacturer s recommendations for exact sizing. Water heater installation code requirements. How to install water heater expansion tank step 1. A 2 gallon expansion tank works with water heaters up to 50 gallons.

It should be close to 50 psi. If it is higher than 80 psi install the pressure reducing valve. Water expands by roughly 2 as it heats up from 50 f to 120 f. Check the water pressure in your home.

How to install an expansion tank on a water heater step 1. A 5 gallon expansion tank is needed for water heaters up to 100 gallons. You install the expansion tank down the line from the inlet valve that sends hot water into your home. Locate the cold water supply line and determine which part of it runs horizontal side by side to the water.