Repairing Guides

how to repair ryobi 40v battery

by Ebony Bode Published 3 years ago Updated 2 years ago
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4 Ways to Fix a Defective Ryobi 40v Battery

  1. Change the Charging Temperature. One of the most common issues with batteries of any kind is extreme temperature change. ...
  2. Waking it up from Sleep Mode. Believe it or not, it could just be a simple matter of your lithium-ion Ryobi battery falling into a slumber.
  3. For Experienced Electricians. ...
  4. Test Out the Battery. ...

Full Answer

How to fix Ryobi 40 volt lithium battery not charging?

Another fix option if you don’t have a spare Ryobi 40 volt lithium battery is to connect the battery charger to a power outlet. Place the battery in the charger until the green indicator goes solid then just before the red and green lights start blinking remove the battery from the battery charger.

Do Ryobi batteries go to sleep?

Believe it or not, it could just be a simple matter of your lithium-ion Ryobi battery falling into a slumber. Yes, batteries do have “sleep mode” on them. Sleep mode happens when the battery reaches critical levels. Why sleep mode happens. Generally speaking, sleep mode happens when the battery gets used up but isn’t dead.

Are Ryobi 40V cordless tools any good?

In my opinion Ryobi 40V cordless tools are some of the best available, although it does seem that the batteries can suffer from numerous problems. Replacement batteries are certainly not cheap, and most of us will want to avoid the need to buy a new battery if at all possible.

Does Ryobi offer a lifetime warranty on their batteries?

Ryobi does not offer a lifetime warranty on their tools or batteries. All of their 40v lithium-ion outdoor chargers and batteries fall under a 3-year limited warranty. If you are not sure whether or not yours is covered, call the Ryobi customer support line for more information.

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How do you revive a Ryobi 40V battery?

The most common problem is the Ryobi battery gets stuck in sleep mode. This can be fixed by 'mini-charges' – slot the defective battery into the charger for a few seconds, then remove before the lights flash. Repeat (up to 30 min) until it has enough charge to 'revive' itself.

How do you fix a Ryobi 40V battery that won't charge?

0:503:26Ryobi 40v battery charging problem / FIX - 877 655 5250 - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo there were a bunch of tricks that people said would work like sliding the battery in sliding itMoreSo there were a bunch of tricks that people said would work like sliding the battery in sliding it out in out in out you do that a bunch of times to try to trick the battery into charging.

How do you fix a Ryobi battery?

2:058:47Ryobi One+ 18V Lithium Battery Fix - YouTubeYouTubeStart of suggested clipEnd of suggested clipThere are some plastic inserts that cover these torque security screws. So i i just took a littleMoreThere are some plastic inserts that cover these torque security screws. So i i just took a little pick. And we will pull these out there's that now what i want to show you here is on the multimeter.

Why is my Ryobi battery flashing red and green?

A RED light with a flashing GREEN light means the battery is charging normally. A RED light that is off and a solid GREEN light means charging is complete but the charger remains in charge mode if needed. The GREEN light may remain on until the battery pack is removed (depends on the charger's design).

Why is my 40V battery not charging?

Why Do Ryobi 40V Batteries Fail? The most common reason that a Ryobi battery fails is because it has entered sleep mode. This happens when the battery has been discharged too much. This typically happens when a battery has been used till it is flat, and then stored without charging for a long period of time.

Does Ryobi batteries have a lifetime warranty?

How long is my battery under warranty? Your RYOBI battery is covered under a three year limited warranty. Keep your receipt and share information found on your receipt with our customer service team if you ever need assistance. If a battery comes in a kit (with the tool and charger), no receipt is required.

How do you bring dead rechargeable batteries back to life?

0:356:05how to fix a dead rechargeable battery ( ni-mh | ni-cd ) - YouTubeYouTubeStart of suggested clipEnd of suggested clipUsing his car battery i hooked up into my car battery with two wires and then i ran the two wires toMoreUsing his car battery i hooked up into my car battery with two wires and then i ran the two wires to the negative and positive terminals of this battery.

Can you rebuild Ryobi lithium batteries?

Rebuild Service for a Ryobi P102 battery pack. For the cost of this service, we will open the battery pack, replace all cells, and reassemble. The performance of our battery packs is equal to that of a brand new battery from the OEM but at a fraction of the cost.

How do you fix a lithium-ion battery that won't charge?

1:275:45How to fix a lithium ion battery that won't charge - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo that's the first thing you'd want to try is use some sandpaper. Use a shim use something to cleanMoreSo that's the first thing you'd want to try is use some sandpaper. Use a shim use something to clean the contacts.

How do I know if my Ryobi battery is bad?

0:546:10How To Revive A "Defective" Ryobi Battery - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd i want to show you how it's a common problem with these ryobi batteries is they seem to die. AndMoreAnd i want to show you how it's a common problem with these ryobi batteries is they seem to die. And when you plug it in the charger it just blinks red. And that means it's defective.

How long should a Ryobi 40v battery last?

The Ryobi batteries are Lithium-Ion batteries. And a typical 40v lithium-ion battery lasts up to 3 years. The lifespan of Lithium-Ion batteries is defined in terms of total charge cycles. Therefore, a 40v Lithium-Ion Battery will last up to 3 years, or 2,000 charge cycles.

What does blinking light on Ryobi battery mean?

It's to indicate that your battery is either too hot or too cold. If your battery is too hot or too cold, it won't start charging until it reaches an appropriate temperature.

What is the warranty on Ryobi 40 volt battery?

3-Year40V Products Tool Warranty: All RYOBI 40V Lithium-Ion Outdoor Tools are covered by a 5-Year Limited Warranty. Battery & Charger Warranty: All RYOBI 40V Lithium-Ion Outdoor Batteries and Chargers are covered by a 3-Year Limited Warranty.

How long should a 40V lithium battery last?

If you're like most people, you probably don't think about your lithium battery very often. But when you do, you're probably wondering how long it will last. The answer, unfortunately, is not very long. A 40 volt lithium battery will only last for two to three years.

Why is my Ryobi charger not working?

First, check the charger and the battery to see if you can do some cleaning. Check the contacts for gunk or rust. If there's gunk, a wire brush and rubbing alcohol can help. If there's rust, try using some sandpaper.

How long does it take a Ryobi 40V battery to charge?

1-hourRYOBI introduces the 40-Volt Lithium-Ion Rapid Charger. On average, this charger charges 40V batteries in 1-hour or less. The indicator lights provide the battery charging status and even lets you know if the battery is too hot or too cold to charge.

Why does my Ryobi 40V battery go to sleep?

When the power tool has not been used for quite some time the battery has the tendency to go to sleep mode. This usually happens if the lithium ion battery has been discharged to a certain low level. When you charge the Ryobi 40v system battery you might just see the red and green lights flashing on the charger. This means that the battery has been over discharged and the charger can’t detect if it is healthy or not.

How long does a Ryobi battery last?

The typical lifespan of a Ryobi battery or any 40 volt lithium ion battery for that matter is two to three years or around 300 to 500 charge cycles. A charge cycle is a period of use from fully charged to discharge then fully charged again. If the Ryobi 40 volt battery is 3 years or 4 years old already then it will already suffer from degradation.

How long to leave Ryobi battery charger connected?

Leave this connected for around 10-20 minutes. What will happen is that the old battery will be charged by the new one. Another fix option if you don’t have a spare Ryobi 40 volt lithium battery is to connect the battery charger to a power outlet.

What does it mean when a Ryobi battery is over discharged?

This means that the battery has been over discharge d and the charger can’t detect if it is healthy or not. To fix this you will need to have another charged Ryobi 40 volt battery available. Let’s call this the new battery and the one having an issue the old battery. You need to use a wire to connect the positive ...

How to get rid of rust on lithium ion battery?

Try to check if any rust has developed on the lithium ion battery contact. If rust is present then you can get rid of this by using an extra fine sandpaper. Do the same for the battery charger as its contacts might have some corrosion as well.

Why is my Ryobi battery not charging?

When the lithium ion batteries doesn’t charge then there are several factors that can cause this issue such as the Ryobi battery stuck in sleep mode, a defective Ryobi charger, a dirty 40v lithium ion battery or battery charger contact, or a defective old battery.

How to get the green light on a battery charger to go off?

Place the battery in the charger until the green indicator goes solid then just before the red and green lights start blinking remove the battery from the battery charger. Repeat this step until the green light will get lit constantly.

How to get Ryobi battery to work again?

Change the room temperature. One of the best ways to get your Ryobi battery working again is to bring it back to room temperature. In most cases, that should be enough to get it working again. But if you keep it in extreme temperatures for too long, it can suffer permanent damage and will need to be replaced.

What to do if Ryobi battery dies?

When a battery dies and is still under warranty, you can call Ryobi’s customer service line directly to have it replaced. Batteries that are no longer under warranty will get directed to the Home Depot where a new battery will need to be purchased.

How Can I Prevent Issues with my Cordless Power Tool Batteries?

Thankfully, there are more than a few best practices that you can follow to keep your batteries working and charging just fine.

Why is my Ryobi 40V battery stuck?

There are a few ways to get a Ryobi 40v battery working again. One of the most common ways is to simply jolt it out of sleep mode using mini charges.

How to keep Ryobi batteries charged?

Keep it charged. When you are done using your Ryobi batteries, plug them into a charger. Most batteries in general will last the longest if they are recharged when they dip below 70%. Nickel Cadmium (NiCd) batteries will only have to be discharged once a month in order to retain their charge memory.

How long to charge Ryobi battery?

If your Ryobi battery is defective you can check to see if your battery is in sleep mode. Or, you can charge your battery for 10 minutes at a time to get the battery working again. This will eventually build up enough power so that you can use it throughout your new project.

What temperature should a lithium ion battery be charged?

That range for lithium-ion batteries is between 41 degrees and 113 degrees Fahrenheit.

Why can't I wake up my Ryobi battery?

One of the most common issues with the Ryobi batteries is the sleep mode . This is where you can’t wake the battery up to be able to get it to work. You can see the lights, you know it has power, it just doesn’t want to give it to you. Sleep mode is the most reported issue with these batters, so there are a few fixes for sleep mode, so don’t worry if the first one doesn’t work. We’re going to walk you through different ways to wake your battery up!

Why is my Ryobi charger flashing red and green?

If your battery is showing red and green flashing lights, don’t panic! It doesn’t mean that your battery is done for it just means that it has been over discharged. This is where you have run the battery down and then left it and not charged it up. It could be that you forgot and left it on ...

How to tell if a battery is faulty?

If you have one, it is a very quick way of determining if your battery or charger is faulty. Plug the charger in and use your multi metre as directed, you should get a reading of at least 18v, anything below this signals a faulty charger. Once you have confirmed that your charger is ok, move onto the battery. You should be seeing readings of at least 7 volts. If you aren’t seeing this, then your battery is in sleep mode. Begin the micro charging cycle and then test after half an hour. If the battery is still showing lower than 7 volts, it may well be time to admit defeat.

Why does my battery go into sleep mode?

Sleep mode occurs when you have the battery too low and it has become almost empty, which is then compounded by the fact that you may not have put it on charge after it died. This results in your battery going into sleep mode. If the micro charging approach didn’t work, you may well need to get slightly more technical.

How long to test battery in sleep mode?

If you aren’t seeing this, then your battery is in sleep mode. Begin the micro charging cycle and then test after half an hour.

How hot should a battery be?

You need to keep your battery in a temperature range of between 5 degrees and 45 degrees.

Why do batteries look dead?

You need to think of them as an energy source much like us. If they are too hot, they don’t work, likewise if they are too cold. These temperature fluctuations can damage the way the battery holds energy . This causes the battery to look as though it is dead and lifeless, but that may not be the case at all.

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