Hot Water Heater Expansion Tank Installation

If you have a shut off valve located on the supply line for your water heater close it or shut off the water from the main supply line to your home.

Hot water heater expansion tank installation.

Water expands by roughly 2 as it heats up from 50 f to 120 f. You install the expansion tank down the line from the inlet valve that sends hot water into your home. You re only looking at 20 to 100 out of pocket as opposed to several hundred dollars to call in a plumber. Step 1 shut off the water supply the first step in installing a hot water expansion tank is to shut off the water supply to your heater.

It should be at least 18 from the cold water inlet to the water heater. The items which should be installed in sequence in the cold water line are 1 the expansion tank must be installed at least 18 inches away from the cold water inlet fitting on the water heater 2 the pressure gauge and 3 the pressure reducing valve if required see figure 1. Thermal expansion tanks promote pressure relief for yo. Attach copper adapter wrap several loops of pipe sealing tape around the top threads of the union then thread a female.

Locate the cold water supply line and determine which part of it runs horizontal side by side to the water. Determine the size of water heater expansion tank you will need. The first permit is for the water heater itself. Determine the size of your thermal expansion tank.

This tank must be installed according to your local plumbing code. 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. How much does a water heater permit cost. How i installed a expansion tank on my water heather and stopped a leak on my relief valve instantly.

Instructions new water heater installation attach a dielectric union after the water heater is correctly positioned attach a dielectric union to the cold water. Disconnect the water and power supply turn off the water supply to your water heater. Before starting installation it is essential to determine the water pressure at. Determine the water pressure.

How to install water heater expansion tank step 1. A 150 psi relief valve must be installed in the water heater. Permanently separated from the tank s air charge. This is as easy as heading down to the local planning or building department to ask for one.

The tanks also feature a brass or stainless steel system connection for maximum corrosion resistance. How to install water heater expansion tank in 10 steps step 1. Step 2 turn off the power supply. The tank has two sections that are separated by a rubber valve.

This is based on how many gallons of water your.