Hot Water Heater Expansion Tank Installation

The first permit is for the water heater itself.

Hot water heater expansion tank installation.

Instructions new water heater installation attach a dielectric union after the water heater is correctly positioned attach a dielectric union to the cold water. You re only looking at 20 to 100 out of pocket as opposed to several hundred dollars to call in a plumber. The tank has two sections that are separated by a rubber valve. 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.

How to install water heater expansion tank in 10 steps step 1. 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. Attach copper adapter wrap several loops of pipe sealing tape around the top threads of the union then thread a female. A 150 psi relief valve must be installed in the water heater.

You install the expansion tank down the line from the inlet valve that sends hot water into your home. Step 2 turn off the power supply. For housing an expansion tank of 2 to 5 gallons is. Determine the water pressure.

Permanently separated from the tank s air charge. How to install water heater expansion tank step 1. It should be at least 18 from the cold water inlet to the water heater. Thermal expansion tanks promote pressure relief for yo.

This tank must be installed according to your local plumbing code. When your water thermally expands a water heater expansion tank prevents unwanted increases in pressure. Determine the size of your thermal expansion tank. How much does a water heater permit cost.

How to install an expansion tank on a water heater step 1. Determine the size of water heater expansion tank you will need. The tanks also feature a brass or stainless steel system connection for maximum corrosion resistance. 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.

Water expands by roughly 2 as it heats up from 50 f to 120 f. 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. How i installed a expansion tank on my water heather and stopped a leak on my relief valve instantly.

This is as easy as heading down to the local planning or building department to ask for one.