What do the numbers on a tire mean? The DOT number appears on the sidewall of all tires intended for sales in the U.S., and designates the location of manufacture, the week and year of production, and the specific tire.
Water heater anode rod or sacrificial anode is the important component part with only one purpose; to protect metal tank from corrosion. Use this article to learn how to replace the anode, installation tips, how it works, about different types and when to use each one.
You have to turn off the power and the water to the water heater and remove the anode with a wrench. Check the anode for deterioration at least twice a year; this will give you an idea of how long the anode will last. You can then include its replacement in your maintenance schedule accordingly.urn the water and power to the water heater back on. Most factory-installed anodes are magnesium, which can produce a sulfite-reducing bacteria that makes your water smell like rotten eggs. Using a replacement anode made of zinc or aluminum will prevent this problem. Peeeww!