Threaded base made of zinc-plated carbon steel. Never purchase more wattage than your previous element. I'm hoping to get a senior discount. Install the new element, refill the water heater and plug it back in or switch on the appropriate breaker. The control valve is responsible for releasing gas and turning it off when the pilot light is out.
A lower wattage will generate less heat, but it will also extend the life of the element. He is a certified Master Naturalist, regularly monitors stream water quality and is the editor of freshare. Along with the insulated foam, water heaters are now made with a glass liner inside to prevent corrosion from the minerals in the water. If there is, tighten and repeat as necessary. We have no relationship with advertisers, products, or services discussed at this website. Similar to the way in which oven heating elements work, the heating elements in a water heater heat up when electrical current passes through them. Gas water heaters heat the water in an entirely different way.
When it springs a leak, repair isn't an option. Electric water heaters warm tap water through two heating elements, both of which are immersed inside the tank. The water heater should work correctly again. Below we show the water heater thermostat and element wiring details from a Plumber's Pack Water Heater Repair Kit using Thermo-o-Disc thermostats. If strong signal, red light brights, high sensitivity. Once the element has been tightened you can then connect the wires to the screw terminals and then secure the access cover in place.
Cooler-than-normal water, sporadic hot water, and a short supply of hot water are all telltale signs of a corroded element. These can be replaced easily and without removing the elements themselves. Be sure to use teflon tape or pipe dope on any threaded plumbing parts you are replacing. Watch out: as manufacturers of water heaters point out, you can be killed or seriously injured if you do not follow instructions provided by the water heater manufacturer and described in the water heater's installation, usage, and maintenance manual. Threaded base made of zinc-plated carbon steel.
Shut down the heater at least two hours before attempting to remove the element. Before starting the pump we opened one or more hot water faucets inside the building to permit air to enter the hot water piping and water heater tank, making its draining possible. Let's take a closer look at each: These are the most common water heater elements and can be used in all replacement scenarios, assuming the wattage and voltage match. I am showing how to replace a water heater element while at the same time not draining the tank. Remove the Existing Element Your water heater may have two elements, an upper one and a lower one.
Pull the burned element out of its port, which may require some wriggling and twisting if the element has broken through where it burned. Draining and flushing the tank every year -- more often in areas with very hard water -- helps rid the tank of sediment, prolonging the life of the elements. If you notice that your water heater runs out of hot water, is slow to recover from high demand times, or doesn't deliver hot water at all, it could be that one or both of your heating elements needs to be replaced. If you run into this situation you will be glad you drained the water out of the tank. These are very easy to access and replace.
The final cost of having a water heater repaired will depend on the age of your water heater, the type of water heater, the scope of the problem and whether additional repairs to the natural gas supply, plumbing or electrical systems are needed. Once air has been purged from the system you can turn on the water heater and give it time to heat up. This is the reset button and it is usually located inside the upper access panel above the thermostat. In the left of that photo the installer is removing the access plate to begin making the water heater electrical connections. If you forget this step you'll feel stupid when you try to drain the water heater tank and the drain process continues indefinitely, and dumber still if you try cutting into the water heater piping while it's still under pressure.
Drain water from the water heater Then the plumber connected a pony pump to the water heater drain valve and ran the pump's outlet hose to a safe outdoor location to dispose of hot water to be drained from the tank. A screw-in element has a large nut where it meets the tank; the flange does not. Robert Korpella has been writing professionally since 2000. Insert the gasket over the threads of a screw in element, or around the base of a flange element. Reader Question: replacement water heater element not working Mar 13, 2013 Amiti said: My hot water heater only has one element in it, we replaced that element today and hooked everything back up the way it was before. Homeowners have experienced up to a 20% decrease in their energy bills with a new water heater. This has a more expensive initial cost, but over time, you will save more on your energy bills.