Hot Water Heater Expansion Tank Installation

Step 2 turn off the power supply.

Hot water heater expansion tank installation.

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. Instructions new water heater installation attach a dielectric union after the water heater is correctly positioned attach a dielectric union to the cold water. Thermal expansion tanks promote pressure relief for yo.

Water expands by roughly 2 as it heats up from 50 f to 120 f. It should be at least 18 from the cold water inlet to the water heater. A 150 psi relief valve must be installed in the water heater. Determine the size of water heater expansion tank you will need.

Locate the cold water supply line and determine which part of it runs horizontal side by side to the water. This is based on how many gallons of water your. When your water thermally expands a water heater expansion tank prevents unwanted increases in pressure. Determine the water pressure.

How i installed a expansion tank on my water heather and stopped a leak on my relief valve instantly. You install the expansion tank down the line from the inlet valve that sends hot water into your home. Disconnect the water and power supply turn off the water supply to your water heater. How to install water heater expansion tank step 1.

This is as easy as heading down to the local planning or building department to ask for one. The tank has two sections that are separated by a rubber valve. How much does a water heater permit cost. For housing an expansion tank of 2 to 5 gallons is.

The first permit is for the water heater itself. How to install water heater expansion tank in 10 steps step 1. How to install an expansion tank on a water heater step 1. The tanks also feature a brass or stainless steel system connection for maximum corrosion resistance.

Determine the size of your thermal expansion tank. You re only looking at 20 to 100 out of pocket as opposed to several hundred dollars to call in a plumber. Attach copper adapter wrap several loops of pipe sealing tape around the top threads of the union then thread a female. 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.

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.