Often asked: How To Remove Anode Rod From Water Heater?

Is it OK to remove 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.

Do I need an anode rod in my water heater?

But they are permanent: they aren’t sacrificial, so they don’t need replacement. One more thing: There are several configurations of residential water heaters. Most have a hex-head anode in its own port somewhere on the top of the tank.

What size socket do you need to remove an anode rod?

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

How do I know if my anode rod is bad?

Smelly or discolored hot water is the biggest sign that something is wrong with your anode rod. When your anode rod has completely corroded, it can no longer protect your hot water heater lining. Your anode rod will go bad every five years or so.

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How much does it cost to replace anode rod?

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.

Which is better aluminum or magnesium anode rod?

For harder water an aluminum anode rod is the best choice for your heater and if you live in an area with soft water then a magnesium anode rod is your best choice. Aluminum anodes tend to be cheaper than magnesium anode rods. A magnesium rod will generally last less than an aluminum rod.

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.

How often should I replace the anode in my hot 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.

Is it too late to replace anode rod?

Anode rods are made of either magnesium or an aluminum-zinc alloy. The downside is that if you wait too long to replace the anode rod, it may be too late. If more than five years has passed, it may be too late to save the water heater.

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Do water softeners destroy water heaters?

SHORT: Dont’ do it. It destroys tank water heaters. LONG: The ion exchange that happens inside the softener swaps calcium and magnesium for sodium. Sodium is a great conductor of electricity.

Should you use Teflon tape on anode rod?

Yes, teflon tape may reduce the effectiveness of the anode rode by electrically insulating the rod from the water heater chassis. The chances of it completely isolating it are nearly impossible though. Use pipe joint compound if you have it, and use teflon tape if you don’t.

Are anode rods standard size?

Some anode rods are 33 inches in length, while others are 44 inches in length. You may need to cut it down to fit your water heater if you have a smaller unit (often referred to as a ‘low boy’ or ‘stubby’) that is only 30 or 40 gallons.

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