The battery should normally measure about 18V across the terminals (21V max). It should go without saying that you do this process at your own risk. Im rather impatient, so I opt for the method Ive been doing for years. How Long Does Ryobi Battery Take To Charge? - BatteryStory Test the voltage difference of individual cells again and connect the wire until it reaches 3 volts. If any component is loose or misplaced, the complete charging system will collapse. What does it mean when a battery is in sleep mode? Once the battery is fully charged, you will need to discharge it. link to 7 Possible Causes for Your Smoking (Steaming) Car Battery, link to HVAC Freezing to Ice: 4 DIY Fixes BEFORE You Call a Pro, Terms and Conditions for Home Battery Bank. When I checked between the positive and the unlabeled one, I got the same reading. My previous job in facilities maintenance gave me plenty of access to Ryobi bad batteries. If you have the professional tools to repair and fix the loose components, the issue may be resolved at this initial stage. 12 Reasons Why Electric Mowers Are So Efficient. 7 Possible Causes for Your Smoking (Steaming) Car Battery. Thats why I like to test each of the cells immediately after taking the battery apart. Here are some tips on what you should and shouldnt do in order to best take care of your Ryobi battery: Hopefully, this article has cleared up any confusion as to whether its okay to leave a Ryobi battery on the charger or not. If the cells are relatively even, then we can continue. Not very scientific, I know, but its pretty basic.The thermistor is under the black tape on the side of one of the battery cells. The actual lifespan of the battery depends upon several factors, yet the average lifespan of the Ryobi battery is said to be 3-6 years. OPP1850, RPP1820Li20, RPP3600. Hi, I'm Daniel, an electrical engineer and tech enthusiast. Line up the cells on your work surface. Were only providing a surface charge, and not really charging the battery. NGI5Mzk0ZTcyODNmZWY1Yzk0Zjk0MmU5ZjJkOGE3YmZiYTk4ZTgxMTAzZGIz ZDg4ODUyZjViNTAwZWMyYmVmMjAxZGUxODBmNjc0MzlhYjlmMmQ2YTIxYWNi Also, a faulty cell inside the battery pack stops it from charging. Moreover, the Apple MagSafe Battery pack works, Read More Why is My Apple MagSafe Battery Pack Not Charging?-6 Easy FixesContinue, Apple MacBooks are known to be the most power-efficient and performance-optimized devices. TheBatteryGenie.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon properties. 2). To remove the screws on the battery, youll need a T10 security bit (T is for Torx, or the star-like pattern seen in the picture below) and a nut driver. If your Ryobi 40v battery won't char ge, the easy fix is to ensure the charger's plugged into a functioning outlet. YjVjYzA2YWViMWE2ZjNmZTdhZjZkMTk0MTI1YjZlZmIxMTFjNGUyMzk0NDA1 When it doesnt see a battery that meets the minimum threshold, it rejects the battery and gives you an error light. Typical reasons why Ryobi 18V batteries don't charge are cells that have been over-discharged. Home Battery Bank is compensated for referring traffic and business to these companies. Check your outlet and other electrical cord connections to ensure they are all fully plugged in. I have a ryobi leaf blower, the battery shows fully charged Home Battery Bank also participates in advertising through Google AdSense and Ezoic. The bottom picture shows how to check the true voltage of a Ryobi 18v battery.Yes, the test leads are reversed but you can still see the voltage (minus the negative sign). After the DIY process, you will be able to recharge the batteries even after experiencing the sleep phase. Replacement: When to Invest in a New Roof 2023 Guide, 3 Best Battery Replacements for Dewalt 20v 2023 Buying Guide, Milwaukee Fuel vs Non-Fuel 2023 Ultimate Comparison, 7 Best Router Bits 2023 Buying Guide & Review, 15 Best Rotary Hammer Drill For Concrete 2023 Top Picks Review, Top 9 Best Tekton Torque Wrench 2023 Review & Buying Guide, Top 10 Best Kenda Motorcycle Tires 2023 Review Top Picks, Top 10 Best Gunsmith Screwdrivers 2023 Review & Buying Guide, A voltmeter to check if the Ryobi battery is dead, Tools to repair the damaged components and the cables of the battery setup, Safe cooling procedure to control the temperature after long use, Fully charges the battery to put a stop to the slumber, DC power supply source if the extra battery is not available. I did not think it was a lot of water (and I thought the battery had stayed dry), but after that the drill's battery stopped working. When you insert the battery pack into the Ryobi charger, it tests the voltage and gives a defective battery error. In this video I have a battery that does. These DIY tips and hacks have a higher success rate as these methods are backed by science. What happens when lithium battery won't charge? Why Does Your Electric Leaf Blower Keep Shutting Off? Are They Worth Buying? The blinking red light in the Ryobi battery indicates that something is wrong with the battery. I would shoot for a surface voltage of 10-volts, remove the wires from the charger, put the battery back together without the screws and attempt to charger. Snow blowers come in two options battery-powered and gas-powered. How To Charge Macbook Pro Without Charger? Using a voltmeter for this process is the common approach. All these devices will become useless if your Ryobi Li-ion battery stops charging. To increase the longevity of your lithium-ion battery, it is best to do more shallow discharges and recharges rather than full ones less often because it places less stress on the battery. This is the most common reason why a Ryobi battery wont charge. Ryobi offers a 3-year limited warranty on their batteries, but that warranty is void if you tamper with the batteries. Test with a multimeter before and after you do this. Above we have explained about fixing the Ryobi battery that won't charge. When any of the cells is damaged or defective, it affects the performance of your battery pack. We and our partners use cookies to Store and/or access information on a device. Several fixes will help in reviving your Ryobi battery pack. Make sure your batteries are regularly checked. ZWEyYTJlNGQ5ZGJmM2M0ZDAxYWVlMTkzYmFlOSIsInNpZ25hdHVyZSI6Ijk4 Duralast batteries are known for their high quality and consistency. . Both batteries offer the same battery time as you can use Ryobi battery and DeWalt for almost two hours after a complete charge. ryobi battery says fully charged but won't work It is significant since many battery-operated gadgets only require one size. First we need to understand that once we remove the plastic cover from the battery that there is a control board inside that monitors the battery type (lithium, lithium +, Ni-Cd), the battery temperature, and that regulates the voltage that flows to the tool itself through the terminals at the tower that sticks up and inserts into the battery. The crystals limit the amount of charge the battery will take, essentially "remembering" its previous charge level and preventing the battery from charging fully. These are lithium-ion batteries that you get on the Ryobi 48V lawn mower, and they need to be charged . Most frequently, a low battery is the main reason. The first scenario is that there is a cell (or cells) that is bad within the battery. How Long Does a Ryobi 18v Battery Take to Charge? - Power Curious Touch the jumper wire with your dead battery for 20 to 30 seconds. Youll need at 3 pieces of insulated wire, about 12 in length each. Ryobi 18v. Lithium says fully charged but no energy The experts explain that this is usually because Ryobis can go into sleep mode, then get stuck there. Modern electric lawn mowers are more energy-efficient and less expensive than hefty gas-powered mowers. Put your Ryobi battery pack back on the charger to let all the cells charge fully and equally. It happens because the lithium-ion cells discharge below their minimum threshold. It is possible that Ryobi batteries wont charge because they have been allowed to discharge or go flat for too long. If the reading on the voltmeter is ranging from 0 to 11.9 volts, the battery is probably dead, or heaving drained. Even on a good battery thats relatively high in charge, the part that sticks into the tool will read 18.27, but the overall voltage of the cells will be 19.53, for example. MacBook Air M1 and MacBook Pro M1 (2020) are beasts regarding power efficiency, Read More How To Charge Macbook Pro Without Charger?Continue, Mophie is a popular MFI-certified wireless charging brand that supports MagSafe wireless charging. The most common issue that you will need to deal with is the battery not charging for some reason. Start your troubleshooting by testing your wall outlet first. If the problem is the battery and not the charger, you can likely fix this problem yourself through a simple charging and discharging process -- and it makes sense to try, since . 2023 Guide, Roof Repair vs. Insert your Ryobi charger into a different power outlet to check whether your battery is charging. So, you need to jump the battery pack with another battery or the charger. Check the battery is seated correctly in the tool. Heres a link for rechargeable battery cell replacement. In this case, you will need to replace the Ryobi battery because there is no other way to fix the issue. The battery pack cover is held in place with small Phillips head screws on the bottom of the unit. But you may have to buy more than one battery for different tools. Plug a different device into the outlet and make sure it's working. Always remove a battery once it is fully charged to protect the battery from over-charging, which will damage it, reduce its life, and possibly even cause an explosion. Ryobi batteries can be repaired if they become damaged. With that done, you need to check the overall voltage of the battery by using a multimeter as seen in the picture below.Notice how the voltage of the tower in the picture above is lower than that of the picture below. ZGVhYTg4NDQ5YTZmOWI5YmE5ODdiY2UyNWEwNjZlNjNmOTVkMmQxOTc5ODAw In order to extend the lifespan of your Ryobi battery, you should pay attention to how you charge it. Use The Ryobi Charger You can achieve similar results by inserting the battery into the charger and taking it out after two seconds. You can test the individual cells with a multimeter. Once the charger indicates that its ready to accept a battery, go ahead and place the wires on their respective sides of the battery (the negative and unlabeled to negative, and the positive to positive). Robert lives in central Michigan and enjoys running, woodworking, and fixing up small engines. 11 Reasons Your RYOBI Electric Battery Mower Won't Start (Solved!) Do not knock, acupuncture, trample, refit, or expose to the battery, and do not place the battery under microwave, high voltage, etc.we provide ni cd aa 600mah 1.2 v and ryobi 9.6v battery, you can konw it. YWIyNDAwZGY3M2I3MjQyMGQxZDY2ZjkwM2E5NWQyYTYxNWY1YzhmNTA5NjY3 If you go with DeWalt power tools, you will get an extra battery for the uninterrupted supply of power, but Ryobi does not offer such perks. If you have a cell that shorted out internally (or more), then your charger will recognize a defective battery and will not charge. ZTAyYWVjNDE4MjcyNzI0ZDZjOGFhZTAwOTIxYmY5YjI4NjNmODhjYTlhMTM2 ODkzMDNjMTFjYjQzNzJiY2VlYWQzY2JlMDUzZjc2Nzc1Yjg0NjMyODIwNjI1 This happened to one of my batteries, and I show you the simple and easy way that I fixed it. N2U1NGYzZGZhMDFhZDM3MDA3ZGNmNmFkYzk1ODMxZmZkZWMwMTc3OWIxNDE5 Battery crystallization is a common scenario that puts the Ryobi batteries into sleep mode. Follow these steps to jump and wake up Ryobi battery from sleep mode-. The reason for this can sometimes be reversed, and sometimes it is a lost cause. Consider charging the Ryobi batteries before consuming 100% charging of the battery. To do so would be pointless, since the dead cell cannot accept a charge (its internally shorted), and to try to pump in more current to make the other cells compensate for the bad one would only overcharge, damage, and ruin the remaining good cells. It simply involves putting your battery into the charger repeatedly until it charges. Why doesn't my RYOBI Pole Pruner battery last? | TTi Ryobi I tried doing this process without the unlabeled wire but it wont work unless touching the negative terminal.Touch the other end of the wires to the appropriate terminals and count for 15-30 seconds. I have RYOBI hedge trimmer battery fully charged checks 8.6 across plus and minus poles should it show 18 or more with volt meter . Use a regular matching lithium battery charger to charge the battery, do not use a low-quality or other type battery charger to charge the . However, the loss of the material is known as the loss of battery memory. When a battery is discharged, this happens in reverse. Home / Uncategorized / ryobi battery says fully charged but won't work. According to Mr. Purdy, heat is especially a problem when you're wirelessly charging. Your access to this site was blocked by Wordfence, a security provider, who protects sites from malicious activity. Therefore, a few take preventive measures to protect their lives and possessions. Below is a video that I made that covers step-by-step the primary method discussed in this article. Ways To Fix A Ryobi 18V Battery That Won't Charge | Battery Tools Please help. In this video, I show you an easy fix for a Ryobi One Plus battery that is not charging. The continuous use of the battery may raise the temperature of the internal components, and in such situations, you need to stabilize the temperature of the battery first. One of the common reasons why a Ryobi 18V battery won't charge could be because it has gone into what's known as "sleep mode." Sleep mode occurs when one or more cells in the batteries are depleted past their critical point which can result in low-performing equipment since there isn't enough juice running. Free shipping for many products! The parasitic draw of the tool depleted the battery to the point where it cannot be recognized by the charger, but it should be able to be revived! All opinions are my own. Do You Save Money With Electric, Read More Are Electric Mowers Cheaper Than Gas?Continue, You look outside and notice that your grass has started getting a little too high and you realize that it has been a while since you last cut your lawn. DIY Fix for a Ryobi 18v Battery That Won't Charge How to Replace the ADT Motion Sensor Battery. Home Battery Bank is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Turn on the charger, and let the battery charge fully. Dont trust chargers that claim to automatically cut off when the battery is charged. This ensures that they remain in excellent condition. Zoe Hu, The Sun. The problem can also be fixed by others if they have the know-how or by paying a professional to fix it for you. Dos and Don'ts of Ryobi Battery Recharging. Sometimes these batteries stop working. An 18-volt battery will read 19-20+ volts when functional, so I would assume it would register it as a functional battery when it hits the 50% mark but I could be off. Have a Ryobi Battery That Won't Charge? You Can Fix That. Odyssey Vs. Optima Battery (Comparison & Recommendation). One of these methods involves the disassembly of the battery, and basically bypassing the control board inside the battery case. NDk5NDVkNzIxZDgzZjMzNzExNGVkYjJjZThhYTk2YmQwY2U2YzM2ZTljOGQ3 Whether you're just charging your car battery in your garage with a dedicated charger, or if you pop the hood on the side of the road, seeing smoke coming from your car's battery is NEVER a good HVAC Freezing to Ice: 4 DIY Fixes BEFORE You Call a Pro. Ryobi 40V Battery Not Charging - What To Do? Dead battery after years of use is understandable. 2023 The Battery Genie - Privacy Policy - Affiliate Disclosure - About Me. Check each cell's voltage using a voltmeter. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'thebatterygenie_com-medrectangle-3','ezslot_1',103,'0','0'])};__ez_fad_position('div-gpt-ad-thebatterygenie_com-medrectangle-3-0'); In order to determine the exact cause of the battery not charging, you should troubleshoot the battery. Your email address will not be published. Plug in the battery into a lithium-ion battery charger and charge it to maximum capacity. The other method is extremely repetitive and time consuming, but its easy and you can get it done while watching your favorite episode or two of the office. Fixing the battery that does not charge depends on what's wrong. This let me know that the control board is metering the voltage that is picked up by the tool and by the charger itself. The Ryobi battery goes into sleep mode if you don't charge it for longer. Only continue if they are all low but uniform in voltage. 9 Easy FixesContinue, Are you facing problems with tracking your babys sleep patterns because your Owlet sock isnt charging when plugged in? This brand is a reputable battery brand that has gone through testing and has shown excellent results. Jeffrey Steurer, 39, of Caledonia, embraced his weeping wife after McHenry County Judge Joel Berg ruled that Steurer was not guilty of misdemeanor battery. Do keep the battery in a dry place with an even temperature. charger leaked a large amount of oil and then stopped charging. To get rid of the red light, remove the battery and let it cool down. 2023 Guide, 3 Best Battery Replacements for Dewalt 20v 2023 - Buying, How to Read a Feeler Gauge- 5 Steps Process. How do you fix a Ryobi lithium battery that won't charge? Lets keep things simple first. Y2E4MDJhM2U2NWZkYWNhY2ZhOTRhYjcwODhlNTZkODhlY2JiZjBhNTIwMjQ5 This thermistor needs to sense that the battery is in the proper temperature range in order to charge. Ideally, you should top your battery up when it is about 50% charged and then not let it charge to 100% but remove it from the charger when it is at about 90%. OTQ5MzI5YmFhNjMxNTg0ZWY0M2NlYTFiZmE3OGU1MDkxODA5OGNhYmM1MmI5 I dont know what the minimum voltage is for a battery to register as good when in the charger, and I even read the manual for the charger. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. 5 Common Ryobi 18 Volt Lithium Battery Problems - HookedOnTool Before I explain how to do this, its helpful to understand whats inside one of these batteries. If your reading on the screen is positive, then you know that your red lead is touching positive and your black lead is touching negative. If you pop it off, Im pretty sure Ryobi will disown you as far as any of your complaints. A quality cordless electric snow blower, Read More How Long Do Cordless Electric Snow Blowers Last?Continue. When this happens, the battery enters a state known as sleep mode. Amazon, the Amazon logo, AmazonSupply and the AmazonSupply logo are trademarks of Amazon.com, Inc. or its affiliates. 5 reasons for a Ryobi 40V battery not charging properly. The problem can be resolved by cleaning thoroughly. MzBmMGVhYjA5MmMxMDQwODlkYzNjYTdlM2JhNjgxZGM4MzYzYjZkMDk4NDY2 I also dont like this method because if you dont know why your battery is bad, then you could be wasting 30-60 minutes of your time. If any of the cells have less than 3 volts reading, identify and replace that. Now, before you remove the 5th one which is covered by a little tab, Im pretty sure that this tab is to keep you from tampering with the internals. Can You Leave A Ryobi Battery On A Charger? 20K views 2 years ago This is a 18volt Ryobi battery. I have an identical battery that seems to work just fine in both tools. Next, check the voltage of each of the 5 cells. Ryobi brand tools are definitely not for someone who is in the construction business, but for the weekend warrior they tend to be reliable and durable enough. Our goal is to excite the battery enough and raise its surface voltage just enough that when we finally plug it in the the charger the charger will actually recognize it as a functional battery since it passed the minimum voltage threshold. Doing so voids any warranty on this battery. Make sure the room temperature is between 50F and 100F when you are charging your battery. YThlMmU4NWRhYWQ0NDVhYTc2MDA0NDQyMTE2MzJmNGM5OTcyYmEyNzJkY2Qy Updated. If youre past your 3 year warranty or never mailed in your warranty card when you bough the battery, then use a small screwdriver or sharp tool (a pick, awl, or reamer work the best!) You should see a definite and sudden increase in voltage, but the number will start dropping as you hold the multimeter on it. (PLEASE SEE THE VIDEO AT THE BEGINNING OF THE ARTICLE FOR A FULL VISUAL STEP-BY-STEP PROCESS). Likewise, if you rapidly depleted your battery with a Ryobi orbital sander (I know, the 5 minutes you get with one of those is ridiculous) on a 90 degree day, the rapid discharge (going from 100% to zero) combined with the ambient temperature is enough to also make the charger blink until that internal battery temperature comes down. By creating an account you agree to the Hunker, How to Recondition 18 Volt Drill Batteries, How to Replace the Battery in a Dustbuster. Both are the power tool market leaders. NGM1M2UyNzEwZTY1YzhhMGI0ZGRjYmU4NTRmODM5MGNiMzc3NGMzOTlkMWE0 This site is owned and operated by Robert Van Nuck. DIY Tile Installation: Tips and Techniques for a Successful, Top 10 Best Ryobi Drills 2023 Review: Best Ryobi Impact, Top 10 Best Aftermarket Ryobi Battery 2023 - Buying Guide, How to Humidify a Room: DIY Room Humidifier! Do remove your battery once it is fully charged. The biggest distinction between the two is their size. Using this method will give you a reading on the battery, and if you see that it is within 0 to 11.9 volts, it is probably severely discharged. Batteries will lose power as the charge reduces. 6 Common Ryobi 48V Lawn Mower Battery Problems - HookedOnTool The consent submitted will only be used for data processing originating from this website. If there's no improvement, you have dead cells in the battery pack that need replacing. We are compensated for referring traffic and business to Amazon and other companies linked to on this site. Before using the Ryobi power tool in winter, try to warm up the batteries with small intervals, and it will initiate the charges within the battery to start performing their charge carrier operations. However, it, If your driveway is bogged down with a fresh drift of new-fallen snow, it is a serious hassle to find out that, Read More How To Fix An Electric Snow BlowerContinue, In order to begin cutting tall grass with an electric lawn mower, you will need to know some important steps. "Depending on a number of factors alignment, sophistication of charging base, phone cases . If you still see the red blinking light, repeating the given methods may solve the issue. If the battery is too hot, the tool will not start until the battery has cooled. If you have any suggestions or have come across this before and found a way to fix this issue please mention in the comment section. If you dont have a screwdriver set to jump the battery, you can repeatedly insert and remove the battery pack from the charger. About 20 supporters - many district . Humidifier vs Dehumidifier: Humidifier or Dehumidifier- What Suits You! This happens when you pretty much run the battery empty when using the tool and fail to recharge it afterward and leave the battery in the tool. In the fast-growing world, every smartphone manufacturer focuses on fast-charging technology. M2U4MGMzMzZiYTg5OGQ5NjRiNGNmMWUwNzk5NmI2NmE1YTExNTAwNWMwMDVh Ryobi offers a 3-year limited warranty on their batteries upon purchase. Who Makes Exide Batteries? In some cases, the batteries dont die but experience the temporary sleep mode that can be restored. Why is Mophie Wireless Charging Not Working? Turn the Ryobi power tool back on and let it run until it stops again, before resting another 10 minutes. The larger the battery, the longer the chainsaw will run. One of the most frequent complaints about Ryobi lithium-ion batteries is that they are dead and won't charge. I'm Robert and this blog started with my journey of learning about battery banks, generators, and power outage preparations. As batteries are discharged, the materials inside them crystallize, reducing the amount of material available to take a charge. Im assuming the unlabeled terminal has to do with the charger recognizing the battery type, temperature, or both. ZWNlNDg0ZmI2YTM0OWRlOGIyOGQ5M2Y4ZmRjOGJiNTg2OWQ3NWU0ZWU2YzE4 Introduction. Note: Remember to unplug the charger before connecting and disconnecting the jumper wires. It is a fact that a malfunctioned battery can create a frustrating situation. I know my smart charger for my 12-volt car batteries requires a minimum voltage of 9.5 when charging any 12-volt battery. There is no difference in the charging time too. If it says lithium ion or lithium polymer, replace the entire battery or take the battery to a professional for repair. 3). As the Ryobi batteries are used for years, and the continuous use consumed too much juice in the batteries. Working with electricity can be deadly if you are not careful. From there, you keep the wires sticking out of the charger separate, plug it in, but you hold the negative and the unlabeled one in one hand, and the positive in the other. Not following the precautionary measurements also lead to the early death of the batteries. A rechargeable Ryobi battery will last 2-3 years, depending on your charging habits. Above we have explained about fixing the Ryobi battery that wont charge. If any cells have less than 3 volts, replace them to fix the charging problem. So, the reason for not leaving them on charge is not for fear of an explosion but purely to prevent the battery from aging faster because it is constantly plugged in. (Easy Steps), Why is My Apple MagSafe Battery Pack Not Charging?-6 Easy Fixes. ZTIwMDhlNjYyOGM2NjllYzhiMzU4YmU1ZGQxOTNlNzU0ZWU5M2UxZTJiMDc2 However, there could some other reasons such as faulty wall adapters, broken or frayed charging cables, dirty charging terminals, and defective battery cells that stop Ryobi from charging. ZGEzZGNlNDMwNDRjNjQ1ODllMDA1NTc1YWY1YTRiNzdkNTNjNTJlMDcwYTJj Ryobi BATTERY NOT Charging HOW TO FIX - YouTube The way a car battery has been engineered, it depreciates over time. Ryobi 40v battery charged, but won't work in tools. Any ideas? What Are the Signs and Symptoms of a Low CCA Battery? These methods are not officially recommended by instead of wasting money on expensive replacement batteries, fixing the battery is the better choice. New technology will revolutionize how you charge your phone - New York Post (Easy Steps)Continue, iPhone 12 Mini has poor battery life, and Apple introduced a MagSafe battery pack as an alternative solution. March 6, 2022 8:07am. Once you have successfully detected that the Ryobi battery wont charge without applying DIY hacks, the next process to make it work. The battery was probably used until the tool stopped working and the battery was left dead inside the tool for a length of time. Why is My Phone Heating When Charging? Having just one malfunction can render the whole battery pack useless. Rechargeable batteries like those found in Ryobi power tools can suffer from battery crystallization, or memory. ZTM2NDlhZjhhMDdiOTcyNmU3MjZhNTIxYzA4MzRkZjE3MDkwM2Y1YjcxNTNj Dead Ryobi. These are the possible fixes to revive the Ryobi battery that won't charge: 01. Wait a few minutes before charging the battery in the Ryobi charger. Doesn't seem to have any charge in it. It took. After a few minutes, remove the power supply, and the battery should start charging again. This generally results in putting the battery to sleep mode. It is possible that the charger does not work and the battery is overcharged. Ryobi makes good affordable tools for the DIY handyman. Is Charging Your Phone All Day Really That Bad?