How do you change the anode rod on an AO Smith water heater

The anode rod in your A.O. Smith brand water heater is located on top of your tank. When you are facing the front of your water heater, the sacrificial magnesium or aluminum anode is located at the back, between the cold and hot water connections.

Do AO Smith water heaters have an anode rod?

The anode rod in your A.O. Smith brand water heater is located on top of your tank. When you are facing the front of your water heater, the sacrificial magnesium or aluminum anode is located at the back, between the cold and hot water connections.

How often should you change the anode rod in a water heater?

Most water heater manufacturers will recommend inspecting the condition of the sacrificial anode every one (1) to three (3) years and replacing it when it has been consumed more than 50%. This is especially true if you have hard water or use a water softener.

What type of anode rod does AO Smith water heater use?

One of the commonly used zinc-aluminum anode rods our technicians install is an A.O. Smith KA-90 Anode Rod (100108571). This type of anode has helped many of our well water based customers rid their homes of the smelly water (see image slider).

Are anode rods universal?

Anode rods are not universal. Anode rods vary in length and material. Some anode rods are installed at the top of the water heater tank, while others are attached to the hot water outlet. … However, the length and type of the anode rod may not be the same.

What size socket fits an anode rod?

4 Use a ratchet wrench and 1 1/16-inch deep socket to unscrew the anode rod from the heater.

Where is my water heater anode?

Locate the anode rod. Most will be located on top of the water heater, though some may have the anode located on the side. On most it will look like a hexagonal plug screwed into the heater.

How much is an aluminum anode rod?

This item Camco Aluminum Anode Rod- Extends the Life of Water Heaters by Attracting Corrosive Elements, Tank Corrosion Protection (11563)Price$1277ShippingFREE Shipping on orders over $25.00 shipped by Amazon or get Fast, Free Shipping with Amazon PrimeSold ByAmazon.com

How many anode rods are in a water heater?

Usually when a hot water tank has two anodes you will find one of each. Hex head anode rods have a nut on them the threads directly into the top of the hot water tank. The tank has a threaded opening built in during the manufacturing process. It is possible to have two or more anode rods installed in your tank.

How long do anode rods last?

When there’s no sacrificial metal left on the anode rod, your water heater tank can rust out, eventually causing it to burst. Anode rods generally can last about three to five years but it really depends mostly on the quality of your water and how much water travels through your water heater.

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How much does it cost to replace anode rod in water heater?

An anode rod costs about $50. Some homeowners may feel comfortable replacing it themselves. If not, call a professional plumber, who can assist. The cost of having it replaced professionally may be around $250 or $300.

How do I know what size anode rod to buy?

As a rule you want the anode to be “tip to toe” running the full height or length of the tank. If you cant see your brand on the chart then just measure the length of the tank and pick the closest length of anode. If the anode is too long they can be simply cut to length with a hack saw.

Can anode rod causing rotten egg smell?

The most common cause of smelly water is anaerobic bacteria that exist in some water and react with the magnesium and aluminum sacrificial anodes that come with most water heaters to produce hydrogen sulfide gas, making the classic rotten egg odor.

Do all hot water tanks have anode rod?

Anode rods are an essential component of tank-style water heaters. Most anode rods are sacrificial, meaning they are designed to corrode (instead of your water heater lining). … Tankless water heaters don’t have anode rods, but all standard tank-style water heaters do.

How do you cut an anode rod?

Yes, you can cut your sacrificial anode rod, whether it is magnesium or aluminum, to replace it. To do this, use a pair of gloves and a saw and cut as you remove the old anode.

Are all water heater anode rods the same?

All anode rods have essentially the same design, namely a steel core wire surrounded by a sacrificial metal. Different types of rods use different types of metals for different purposes and benefits: … Homes with hard water should use this type of slow-corroding anode rod to protect their hot water tanks.

What does a powered anode rod do?

What is a Powered Anode Rod? Powered anode rods are non-sacrificial rods (meaning they don’t degrade like a normal anode rod) which use electrical pulses to deal with corrosive elements in your water. These pulses scatter the harmful electrons, preventing them from accumulating along the lining of your tank.

Do Bradford White water Heaters have anode rods?

Bradford White Water Heater Have Integrated Anode Rod The anode rod in your Bradford White water heater is located at the hot water outlet of your tank. Unfortunately, it is not easily accessible. You must remove the hot water outlet to access it.

How does Corro Protec work?

STOPS CORROSION INSIDE TANK. By creating a protective layer on the inside welds and weak points of the tank, the Corro-Protec powered anode rod keeps rust and corrosion from forming and further degrading long-term quality.

Which anode rod do I need?

Magnesium anode rods are expected to work better in a home with soft water. Aluminum anodes are appropriate for homes with hard water and a high PH. Zinc anodes work best if a home is starting to smell like rotten eggs and is best for replacing water heaters that already dissolved.

When should I replace anode rod?

Check The Anode Rod Once a Year & Replace It Every 5 Years As a general rule, anode rods need to be replaced about every 4-5 years. However, this can vary depending on how much water flows through your gas water heater or electric water heater.

Why are anode rods so hard to remove?

Anode rod in water heater can be very hard to remove. It often happens that the magnesium anode is installed very tight at the factory and is very difficult to remove. … The best way to remove an anode that is stuck is to use an impact wrench. If you don’t have one, you can try a breaker bar.

How do you get a stuck water heater element out?

Mix a solution of half vinegar and half water in a small cup. Dip a toothbrush into the solution and brush it between the seam of the heating element and the side of the heating tank. Apply the solution liberally, but do not allow it to drip heavily. Allow the solution to sit for 20 minutes.

How often should you flush a water heater?

It is recommended that you flush your water heater at least once per year. Doing so will help to prevent the potential problems that sediment can bring over time.

Can I use impact driver to remove anode rod?

To loosen the rod, you’ll need an air compressor, a 1/2-in. -drive impact wrench and a 1-1/16-in. … If you don’t have an impact wrench, go buy a cheap one for about $30. Even with a breaker bar, it can be nearly impossible to break the anode rod free.

Can I replace anode rod myself?

How to Remove a Water Heater Anode Rod. Water heater anode replacement can be completed by homeowners. If you’d like to inspect or replace your water heater’s anode, follow these steps: For electric water heaters: Turn off the water heater and cut power to the unit from the circuit breaker.

What happens if you don't replace anode rod?

The anode rod is “self-sacrificing” and will continue to corrode until eventually it must be replaced. When there’s no sacrificial metal left on the anode, the tank can rust out, eventually causing it to burst.