Water Heater Expansion Tank Installation Instructions

Responsible for any water damage in connection with this expansion tank.

Water heater expansion tank installation instructions.

Obtain a suitable thermal expansion tank based on the size of your water heater. This is usually between 40 and 60 psi. The water supply and power electricity or gas must be shut off during the installation of the valves and expansion tank. Follow the instructions found on the water heater and in the owner s manual.

It is recommended to install the thermal expansion tank on the cold water line horizontally and close to the water heater. You install the expansion tank down the line from the inlet valve that sends hot water into your home. Ensure that tank is supported properly to hold the entire weight of the tank when full of water. Determine the size of your thermal expansion tank.

Mount vertically in downward position only. For housing an expansion tank of 2 to 5 gallons is. Water expands by roughly 2 as it heats up from 50 f to 120 f. This is based on how many gallons of water your.

The tank has two sections that are separated by a rubber valve. Follow the installation instructions found in the packaging of the pressure reducing valve and pressure gauge. Locate the cold water supply line and determine which part of it runs horizontal side by side to the water. Drain water from the water heater by opening a faucet or other fixture.

This must be left open to prevent vacuum build up in the water heater. Determine the water pressure. To install your expansion tank. Determine the size of water heater expansion tank you will need.

How to install water heater expansion tank in 10 steps step 1. Shut off power supply and cold water supply to the water heater. How to install an expansion tank on a water heater step 1. A threaded 3 4 water connection is supplied on the tank bottom.

Installation manual for water heater expansion tank please read the following instructions carefully. Install a pipe tee with a 3 4 nptf threaded connection. When your water thermally expands a water heater expansion tank prevents unwanted increases in pressure. Shut the cold water supply off and relieve water pressure.

Before starting installation it is essential to determine the water pressure at. Thread the tank into the tee using pipe sealing tape or paste. Read the pressure requirement on the side of the tank. Attach copper adapter wrap several loops of pipe sealing tape around the top threads of the union then thread a female.

Install the expansion tank on the cold water supply line to the water heater at a point between the water heater and backflow preventer or other one way device figure 2. Use the threaded t fitting teflon tape and pipe wrench to make the watertight connection. Instructions new water heater installation attach a dielectric union after the water heater is correctly positioned attach a dielectric union to the cold water.