Water Heater Expansion Tank Installation Diagram

Find the cold water supply.

Water heater expansion tank installation diagram.

Determine which expansion tank you will need. If you have more questions about water heater expansion tanks please give us a call or fill out the form below. Install the wh or whv tank as shown by teeing into the the. Two tankless water heaters of like models shall be installed in a parallel.

Legend tankless water heater remote control ez link cable expansion tank circulation pump small 10 15 gallon point of use water heater ez link manifold installation and optional return circulation. Consult with local building officials prior to installation. Sizing water heater expansion tanks is easy for your hot water heater and adding a hot water expansion tank can be done within 30 minutes. What type of water heater do you have.

Drain water from the water heater by opening a faucet or other fixture. Turn off the water supply. Determine the size of your thermal expansion tank. 2 now the question is how to install an expansion tank on a gas water heater.

A 2 gallon expansion tank works with water heaters up to 50 gallons. If you have a tankless water heater you don t have to worry about an expansion tank because you don t have a primary tank to begin with. This must be left open to prevent vacuum build up in the water heater. The expansion tank is usually installed horizontally though it is acceptable to install it vertically if it is necessary because of space limitations.

Instructions new water heater installation an expansion tank is generally installed directly above the water heater by means of a tee fitting installed in the cold water delivery pipe. Shut off power supply and cold water supply to the water heater. Turn off the gas. A 5 gallon expansion tank is needed for water heaters up to 100 gallons.

Water heaters can be fitted with expansion tanks to capture expanded water and prevent water heater malfunction. 1 how to install water heater expansion tank. This may seem like an easy question but it is also one that many people do not actively think about. Responsible for any water damage in connection with this expansion tank.

Determine the water pressure. A thermal expansion tank alleviates excess pressure in the lines of a closed system. A water heater expansion tank can often be replaced without having to replace your entire system. Install your expansion tank.