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how long does it take to drain an 80 gallon hot water heater

by Stephanie Dare Published 3 years ago Updated 2 years ago

Open the hot water tank drain valve. Let the water run out the garden hose. This can take 20 to 60 minutes, depending on how big the tank is. Be careful not to damage or break the drain valve when you open and close it.

Why draining your hot water heater might be a mistake?

Reasons for energy loss can be:

  • Poor thermal insulation of the boiler
  • No or poor insulation of the hot water pipes.
  • Leaking hot water tap (s)
  • Boiler is mounted in an ice-cold over- ventillated room (toilet)
  • Thermostat is set to more than 50°C.

How often should I drain my hot water heater?

You’ll also need to:

  • Know whether your water heater runs on gas or if it’s electric
  • Wait at least 20 to 30 minutes so the water in your tank can cool before you flush
  • Be ready for water to flow out at a rapid speed when you reopen the water supply—be careful!

How often do you drain your hot water heater?

  • Soft water – up to 60 calcium carbonate parts per million (ppm) or 0-60 milligrams per liter (mg/L) or less than 3.5 grains per gallon (GPG)
  • Moderately hard water – 61 to 120 ppm or 61-120 mg/L or 3.56 to 7.0 GPG
  • Hard water – 121 to 180 mg/L or 121-180 ppm or 7.1 to 10.5 GPG
  • Very hard water – more than 10.5 GPG or over 180 mg/L

Should you drain your water heater annually?

Your needs will depend on a spectrum of factors, including:

  • Whether you’ve noticed any of the signs above.
  • Where you live in West Columbia or the surrounding region. The water flowing to each area will see a different number of water filters on its way to the homes ...
  • The mineral content and softness of the water running to your home. ...
  • The age of your water heater tank.
  • Your manufacturer’s recommendations.

How do you drain a 80 gallon water heater?

1:026:58How to drain a water heater - YouTubeYouTubeStart of suggested clipEnd of suggested clipOf the hose to the drain valve at the bottom. And as you're putting this on go ahead and give it aMoreOf the hose to the drain valve at the bottom. And as you're putting this on go ahead and give it a turn or two with your channel locks just to make sure it's secure.

How long does it take a water heater to drain out?

Allow the tank to fully drain: Again, make sure to be cautious of the exiting hot water. Let all of the water completely drain from the tank. This can take anywhere from about 5-10 minutes, depending on the size of the tank.

How long does it take to drain a 60 gallon hot water tank?

Open the spigot's valve to allow water to run out of the tank. Help the draining by opening a hot water tap at a sink near the water tank. This allows some air into the pipes, which forces the water inside the tank to flow faster. A 60-gallon unit typically drains in about an hour or so.

How do I make my hot water heater drain faster?

How to Flush Your Water HeaterOpen the cold water valve. Let the cold water run into the tank for about 15 - 20 seconds and then shut it back off. ... Shut off the drain valve. ... Open up the hot water faucets in the house. ... Turn the burner control back to the on position.Feb 28, 2022

How long does it take to drain a 40g water heater?

Most of the 40 gallons water tank comes with a high-pressure release valve. This means that the flow rate of water is very high and around 10 gallons per minute. So it will take around 4 minutes to entirely drain the water from the tank.

How long does it take for a 50 gallon water heater to heat up?

Water coming into a 50-gallon tank at 40 degrees takes just 53 1/2 minutes to reach 120 degrees. For 60-degree water entering the tank, calculate about 40 minutes needed for the water to reach the 120-degree temperature. For 70-degree water, it would take 33 minutes.

How long does it take for a 50 gallon water tank to drain?

Step 4: Time to drain the water Depending on the size of the hose and pressure, you can expect it to deliver 9 to 17 GPM. So if you have a 50 gallon tank, the water should be flowing at full pressure for 3 to 6 minutes – if the flow is slow, is trickling, etc…Jul 1, 2010

Why is my hot water heater draining so slow?

When your water heater won't drain, the most likely cause is a clogged drain valve. This is generally the result of excessive sediment build-up within the tank. When water is heated, the minerals in the water separate and settle to the bottom of the water heater.

How long does it take for a water heater to heat water?

The average gas heater takes between 30 and 40 minutes to fully heat up the water in its tank. The average electric heater takes about twice as long as the average gas heater to fully heat up the water in its tank, so you can expect it to take between an hour and an hour and 20 minutes to heat up.Aug 12, 2016

How do I know if my water heater is empty?

Turn off the drain valve once the water runs completely clear. Let your water tank fill up. You'll know when your water tank is full when the hot water tap, which you turned on earlier, runs normally without any residual air coming out. Turn off the tap.

How much water should you drain from hot water heater?

Attach a hose to the water heater's drain valve and run it to where you'll drain the water. Open a hot water faucet somewhere in the house. Open the water heater drain valve (beware of hot water!). Flush 3 to 4 gallons, then close the valve (if draining, continue until empty).Mar 1, 2022

How often should a water heater be drained?

Most homeowners should flush their water heaters every six months or so, but if you have extremely hard water, you may want to do it more often. Flushing your hot water heater could be necessary as often as every few months depending on the mineral content of your local water supply.Mar 20, 2018

Why Should I Drain My Water Heater?

Did you know that sediment accumulates at the bottom of your water heater? It does. And this leads to clogging and a poorly performing water heater. By removing the water, you’re also removing the sediment. This is called flushing the tank.

How Long Does it Take to Drain a Water Heater?

It only takes about 15 to 30 minutes to completely drain a water heater.

How Often Should Your Drain Your Water Heater?

It depends. If your home uses hard water (which most areas of the country do), then you should ideally drain and flush your water heater about once every 3 months, but at least once every six months.

How to Drain a Water Heater Tank?

Turn the gas control knob to OFF and close the gas shutoff valve. For an electric water heater, shut off the power at the main service panel.

Final Thoughts

You should never take for granted your water heater’s performance. It can be diminished by the amount of sediment that builds over time. And it can build up quickly, in 2-3 months in many cases. If you can’t afford a plumber to handle this maintenance for you, it’s easy enough that you can do it on your own. Just follow the steps above.

Call 1-Tom-Plumber

Don’t hesitate to contact us here or call us at 1-Tom-Plumber (1-866-758-6237) if you need help servicing or maintaining your electric, gas, or tankless water heater.

How long does it take to drain a water heater?

The draining process is quick, usually no more than 15 minutes, depending on the size of your tank, but prep work takes a bit longer, and the whole process may require about a day. Expect to spend several hours or a day to completely drain your water heater.

How to get sediment out of water heater?

Open the water heater drain valve and drain your tank completely. Once the water is drained, which should take no more than 15 minutes, turn on the cold water supply valve to help get rid of the sediment in your tank. This may take a little or a lot of time, depending on the sediment buildup. You may have to pry some of it loose with ...

How to drain water when it's cold?

When the water is cool, connect the hose to the drain valve and extend the hose where you can drain it — a garden is not a good idea, because of the sediment. You can use a bucket and empty the bucket as needed, but you'll need to start and stop the process. Advertisement. Turn off the valve to the cold water supply line.

How to clean a septic tank?

You can use white vinegar to clean out the tank. If the stains are particularly stubborn, you may want to let the vinegar sit for a few hours before draining it as you did the water. Now it's time to put all the pieces back together. Close the hot drain valve and continue to fill up the tank with cold water.

What is the best way to prevent water leaks from a water heater?

A hose with a rubber gasket will prevent leaks. If your water heater is below ground level, a hose may work, or you may need a portable pump. In that case, you'll need two hoses, one to connect to the pump and the other to connect outside. If your water heater is at or above ground level, gravity will do the job. Advertisement.

Can you drain a garden with a hose?

When the water is cool, connect the hose to the drain valve and extend the hose where you can drain it — a garden is not a good idea, because of the sediment. You can use a bucket and empty the bucket as needed, but you'll need to start and stop the process.

Factors That Affect How Quick You Drain Your Water Heater

Here are some factors that significantly impact how fast a water heater drains :

How to Drain a Water Heater System?

Whether you have a traditional gas water heater or an electric water heater, all models have a drain valve to empty the tank and release a substantial amount of naturally occurring minerals.

How Long Does It Take to Flush a Water Heater?

On average, it takes 10-20 minutes. Flushing is different from draining. It has the goal of replacing the water in the storage tank.

Conclusion

The primary reason to drain a water heater annually is to remove the sediment formation, dirt, and debris sitting at the bottom of your water heater tank. Draining your tank will prevent leaks and improve your household water quality.

Why does the water heater drain take time?

Water heaters are technical to drain. If you are not professional, it may take relatively more time when we evaluate how long does it take to drain a water heater. Here are some essential steps that you are supposed to consider to see before starting the process.

How Long Does it Take to Drain a Water Heater?

Water heaters come in different sizes for different purposes. On average, a water heater takes 15 to 20 minutes to drain completely. However, if you are not professional or doing it for the first time, it may take a little more time.

Conclusion

It is difficult to take time out of the busy life to do household chores. Therefore people usually ask, how long does it take to drain a water heater. Well, draining a water tank is not a time-consuming process, but the overall cleaning process may take time because it includes many knick-knacks.

How long does it take for a 50 gallon water heater to drain?

Ans. A 50-gallon water heater needs 5 minutes to drain. But it depends on the flow rate. If you have a flow rate of 10 GPM, you can empty the tank in 5 minutes. A slow flow rate may take more time to drain water.

Why does my water heater not drain?

Sometimes water draining does not work correctly. If your water heater is draining slowly or not draining at all, then open the pressure-relief valve. It breaks the vacuum and helps to prevent water from escaping. Mainly, the draining system becomes isolated when too many sediments build up.

Where is the drain valve on a tank?

So we replace it with a new one. You can have a new valve in hardware stores or online for just $8. ¾ inchi size is the most conventional. A drain valve is found at the bottom of the tank.

How to do a partial drain?

Try to do a partial drain by letting out water through faucets. Turn the hot water into the cold before changing the valve. The airlock is essential at that moment.

Does draining water heaters increase water supply?

It increases water supply service and also adds life years to the water heater. Are you thinking about how long does it take to drain the water heater?

Can you drain a water heater?

Ans. Yes, you can drain a water heater by running hot water and opening the drain valve. Turn on a nearby tap to have water pressure. It helps water to drain from the tank and relieves the stress. This method cleans dirt in the pipe and breaks sediments.

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