The problem can also be fixed by others if they have the know-how or by paying a professional to fix it for you. Connect the positive and negative cables of the voltmeter to the respective terminals of the battery. When I took a reading at the terminals on the tower which inserts into a tool, the reading did not match the reading I got when I directly measured the battery cells. The consent submitted will only be used for data processing originating from this website. After cleaning the metal contacts, insert your battery into the charger again. A Ryobi 18v battery will typically stop charging if it's too hot or too cold, if one (or more) of the individual battery cells has an internal short, or if the overall voltage of all the cells has fallen below the minimum charge threshold of the charger. Extreme heat and cold are dangerous for the lifetime of the Ryobi batteries. In the case of the dead battery, there is no benefit to continuing with the process, as replacing the dead batteries may be the only viable solution. Another reason to use the Ryobi battery is the compact size. Scientists have adjusted the formula of the chemical makeup of lithium-ion batteries to try to make them more efficient, charge faster, and last longer. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Power tools like drill machines, ratchet kits, framing nailers, table saws, fan blower, hand vacuum, string trimmers, etc., uses Ryobi 18V lithium-ion battery pack, while larger devices like push lawn mowers, pressure washers, chain saws, etc., powered by 40V battery. When it doesnt see a battery that meets the minimum threshold, it rejects the battery and gives you an error light. You will have to sneak your fingers inside the crack and grip onto the battery at the locations that you see in the picture below to keep the battery steady as you try to pull the terminals out of the tube that sticks into the tool so that you dont break anything since the terminals which are mounted to the control board have a friction fit inside the tower that youre trying to remove. Let it rest and cool down. As the chemical reactions happen at the anode and cathode, thin layers of atoms form, which obstruct the effectiveness of the electrodes. Always store Ryobi batteries in a dry and safe storage box or space. One of those issues is when you go to charge one of the batteries and find that the charger will no longer recognize it. ADT is a reputable, Read More How to Replace the ADT Motion Sensor BatteryContinue, The battery names AA and AAA are used to designate specific batteries size and charge capacity. MTViOTczOWM0ZTg0MTAxNDU4MDlkMDFiMDI0ZjgzNGQzMWZjYjU1YjZiZjRk This debate can be pretty long as there are countless reasons behind choosing a battery over other batteries available in the market. Ryobi offers a 3-year limited warranty on their batteries, but that warranty is void if you tamper with the batteries. It lets me know if the battery is simply in a coma or if it is bad because a cell has an internal short. The healthy battery will deliver enough kick to the Ryobi battery, and hopefully, the battery will start charging again. 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. YjVjYzA2YWViMWE2ZjNmZTdhZjZkMTk0MTI1YjZlZmIxMTFjNGUyMzk0NDA1 Dos and Don'ts of Ryobi Battery Recharging. Nothing is as wacky as noticing that your house isn't cooling only to go outside and see your air conditioner's compressor posing as a block of ice on a hot summer day! Do this for 30 minutes to wake the battery up. Charge the battery after about a minute to see if the battery has been reactivated. 2023 Guide, Roof Repair vs. When this happens, the battery enters a state known as sleep mode. 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. Model: #P194. 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. Im rather impatient, so I opt for the method Ive been doing for years. First of all, you need to arrange a healthy and fully charges battery to wake the Ryobi battery from sleep mode. It should go without saying that you do this process at your own risk. How To Charge Macbook Pro Without Charger? YTdjZjYyY2RlNmVjMTY1YzdiZmU4MjEyNTc1MDI0MDNhZmU0Y2M1ZjAwYmMx Doesn't seem to have any charge in it. YzRiYTM2NzYwYjNkNjAxMDc5OTFkZTMxYjIyNDNiYTliZmQ1YzA2YWQ4MzM5 RYOBI introduces the 18V ONE+ 9.0AhLITHIUM+HP battery. This was complete how to fix a Ryobi battery that wont charge. Whats the lifespan you can expect? document.getElementById("ak_js_1").setAttribute("value",(new Date()).getTime()); Disclaimer: This website 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. 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! If it says nickel cadmium (NiCad) or nickel metal hydride (NiMH), continue to fix your Ryobi battery. You should do a full discharge and recharge once a month in order to let the battery recalibrate itself. Another common reason is a faulty cell inside the Ryobi battery pack. YWIyNDAwZGY3M2I3MjQyMGQxZDY2ZjkwM2E5NWQyYTYxNWY1YzhmNTA5NjY3 In addition, you should remember that repeatedly exposing the battery to extreme temperatures can cause permanent damage. 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. Several fixes will help in reviving your Ryobi battery pack. If the outlet's defective, try a different outlet and see if charger lights come on with battery plugged in. The reason for this can sometimes be reversed, and sometimes it is a lost cause. This is how to truly test the voltage of your Ryobi 18v battery. Not a big deal. 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. We did the math and broke down the cost of owning an electric lawn mower vs a gas lawn mower over the course of their lifetime. So technically the battery should have enough charge to power the drill. After a few minutes, remove the power supply, and the battery should start charging again. When this happens, the battery enters a state known as sleep mode. Batteries do not like extreme heat or cold. The blinking red light in the Ryobi battery indicates that something is wrong with the battery. Good cells retain their charge, while bad cells discharge quickly. You will have to buy an extra Ryobi battery from the online store. A fully discharged battery can go from empty to full in as little as an hour. How To Stop ADT Alarm From Low Battery Beeping? For the Ryobi power tools, it is highly recommended to use the Ryobi battery. It is something that has worked for me, and my description here is for entertainment purposes only and is not a recommendation. This guide will show you how to disassemble the battery pack and check the cell balance and rebalance the cells if necessary. Batteries can be extremely frustrating when they malfunction. Make sure they are cool before charging. I started this blog to provide genuine solutions for tech gadgets. As the battery memory does not function properly, the battery tends to ignore the previous charge level of the battery and results in malfunctioned battery charging. Ryobi battery may start blinking red due to a rise in temperature too. These are general tools required to resolve the issue when the Ryobi battery wont charge. Make sure that Ryobi batteries are not exposed to a temperature of less than 32 F. Home / Uncategorized / ryobi battery says fully charged but won't work. It is best not to leave a Ryobi battery on the charger unless the instructions for that specific tool say you should. NjFkNjA2NmQ2YjBlOTNiOWE5MzM2NmE0MjU4Zjc5YzRjMjM1YzM3ZjRkNDU1 If you have a different battery than the one in the picture, then your size and type of bit may vary.One Torx T10 security bit and a nut driver (or impact) is all you need to take apart the battery oh, and an awl/pick/reamer to remove the plastic plug that is hiding the 5th screw. This results in an effect known as battery memory. If the tool lasts longer during use, you've fixed your battery. Make sure that your chosen battery has the same voltage rating as the Ryobi battery. That is not only a problem with the Ryobi 18-volt batteries but with any lithium batteries that . So, test each cell with a multimeter and ensure they have more than 3 volts of juice left. Remove the cells from the battery compartment: Insert a slotted screwdriver under each cell, and gently lift them out. Per the Ryobi battery warranty, you can enjoy up to 3 years of a lifespan from the battery with normal use. In this guide, Ill teach you the various methods to revive a Ryobi battery (18V/40V) that wont charge. Now that you know whats in an 18v battery, lets get into the meat and potatoes of the article. 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. Is it time to replace? Above we have explained about fixing the Ryobi battery that won't charge. 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. Put your Ryobi battery into the charging unit. Causes & FixesContinue. You will get the best service for the first few years, but the performance will reduce, Read More How To Tell The Age of Your Car BatteryContinue, If youve owned a calculator for a few years, youve at least wondered once how long itd be before it runs out of batteries. They have safeguards built in to prevent this. 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. Do so at your own risk. 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 . Snow blowers come in two options battery-powered and gas-powered. 7 Possible Causes for Your Smoking (Steaming) Car Battery. If you believe Wordfence should be allowing you access to this site, please let them know using the steps below so they can investigate why this is happening. Dead Ryobi. MzhiNTdhMzRlMDgxYzRlMWRiZjE0NmIzOTRlMTMwNjg2MjMyZThhODI4YmUx Youll need to bring the charger and battery inside and let them come up to room temperature before charging. To get rid of the red light, remove the battery and let it cool down. If the testing light blinks red, your charger supplies power to the battery. It took. My name is Terry, I have a passion for auto, truck, RV, marine, golf cart, and household batteries for all kinds of appliances. Why is Mophie Wireless Charging Not Working? Unfortunately, when it does this, it makes it so that the charger doesnt recognize that it is hooked up to a functional battery and it will not start the charging process. 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. Here's how to fix that. Make sure your batteries are regularly checked. New technology will let your phone fully charge in just nine minutes and it could be available in your devices by summer. Battery Warranty Info. To complete this task, you should ensure that the healthy battery has the same voltage rating as the dead battery. 9 Easy Fixes, How To Fix Owlet Sock Not Charging? YTc2YmMzYmQ2Y2E5MDk0YjJhYzE1MWQ3ZjEyNDZmYmZhZTQwNmQ3NWI5Nzc2 Purchase as many replacement sub-C batteries as you need, making sure the new batteries include a soldering tab. You need to consider the possible outcomes before attempting these methods. When I place it on the charger, the charger says that . Lift straight up to remove the top cover. Ryobi 20V battery pack has five lithium-ion rechargeable battery cells connected in series. One of these methods involves the disassembly of the battery, and basically bypassing the control board inside the battery case. RYOBI batteries have overheat protection built into them. One of the most frequent complaints about Ryobi lithium-ion batteries is that they are dead and won't charge. Dont shallow charge a NiCad battery as they work with a memory effect. Introduction. 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. N2U1NGYzZGZhMDFhZDM3MDA3ZGNmNmFkYzk1ODMxZmZkZWMwMTc3OWIxNDE5 Basically, this control board is what is getting in the way of our ability to charge. It happens because the lithium-ion cells discharge below their minimum threshold. In this video, I show you an easy fix for a Ryobi One Plus battery that is not charging. As all of these methods fail to fix the Ryobi battery that wont charge, you may have to seek expert help or buy new replacement batteries for the Ryobi power tools. I used 16 gauge wire without issue. The battery should normally measure about 18V across the terminals (21V max). This requires setting the output voltage of the device to the same value that the battery has. Check your battery's charge level indicator. Dont trust chargers that claim to automatically cut off when the battery is charged. Read on to see the results. Both batteries offer the same battery time as you can use Ryobi battery and DeWalt for almost two hours after a complete charge. Technology has advanced to the point where electric lawn mowers, their batteries, and their charge time are more than adequate for most peoples yard needs. If you leave your Ryobi battery without charging for longer, then the lithium-ion battery discharges below its minimum threshold. You should see a definite and sudden increase in voltage, but the number will start dropping as you hold the multimeter on it. As batteries are discharged, the materials inside them crystallize, reducing the amount of material available to take a charge. 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. I never kept track of what voltages worked and didnt. Doesn't seem to have any charge in it.. OPP1850, RPP1820Li20, RPP3600. NTllOWI5ZDk1MWZjOTE0ZWMwNjdmNmFjNTJmNmI1ODJkZDE4MTFlOWNjMjUx Duralast batteries are known for their high quality and consistency. Fixing the battery that does not charge depends on whats wrong. Depending on its temperature, you can let it warm or keep it cool a little to try to normalize it. Do you know how to fix a Ryobi battery that wont charge? Before turning your blower over to a repair shop, you can troubleshoot the problem at home. (The 2nd battery came when I bought a hedge trimmer) The process of fixing the Ryobi battery that wont charge is pretty simple and straightforward. When you insert the battery pack into the Ryobi charger, it tests the voltage and gives a defective battery error. Ryobi battery is made of premium material and incorporates the best technologies available in the market. The common idea is that any Ryobi battery can be used in compatible power tools. YjFmYmFmNTJmNjYwYTlmYWE2MDYxMDAyMTkwYjYwZThkNmQ1OGVmYmJiOTM1 Dont allow the battery to overheat, as damage can be caused to both the charger and the battery. 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). You can test the individual cells with a multimeter. Required fields are marked *. If the battery connections (metal contacts) are dirty, it will prevent the current flow. Connect The Battery To DC Power Read on to find out what you can expect from your electric lawn mower. When a Lithium-Ion battery is being charged, the lithium ions move between the cathode to the anode through an electrolyte solution contained in a battery cell. You need to check the Ryobi battery for the possible issue after the red light. Connect the positive and negative cables to the respective battery terminals with your device. Required tools and items required to fix the issue are already mentioned, so the next phase is to fix the battery with practical steps. When the power supply is connected to the battery, leave both for a while so that energy can be exchanged between them. And it basically required no skill at all, I just kept charging the battery with small amounts of charge until the battery charger was able to recognize it as not being defective. If you love battery powered tools, be sure to check out our Recommended Yard Tools page to see the best electric tools on the market. If you want to know more about how to fix a Ryobi battery that wont charge, stay tuned and these practical tips actually work for devices with Ryobi batteries. If any cells have less than 3 volts, replace them to fix the charging problem. When you think it is high enough (Im guessing 10-13v) go ahead and quickly put the battery back together (without the screws) and test it in the charger. A 1.5 amp hour dead-flat battery will recharge in around 1.5 hours, even though a dead flat 5 amps battery would need 5 hours to recharge. I have an identical battery that seems to work just fine in both tools. Once the battery is fully charged, you will need to discharge it. to pop off the anti-tamper tab and remove the final screw.Using a reamer to pop out the plug. The best electric lawn mowers might even make you forget that lawn mowing, Read More 12 Reasons Why Electric Mowers Are So EfficientContinue, Electric leaf blowers can be a convenient tool for clearing your yard, gutters, and other dirty jobs around your property. Test the voltage difference of individual cells again and connect the wire until it reaches 3 volts. Hunker may earn compensation through affiliate links in this story. 12 Reasons Why Electric Mowers Are So Efficient. Do keep the battery in a dry place with an even temperature. Yes, it's a defect in the battery but it doesn't mean that you need to throw it away and buy a new one. Follow the solutions mentioned below to fix the issues-. Methods of restoring the Ryobi battery may work for most situations, so try these methods to restore the battery that wont charge. Heres a link for rechargeable battery cell replacement. Remember, the surface charge fades relatively quickly, so its not something that you want to wait 10 minutes before doing. Here are some common tools that you need if the Ryobi battery wont charge: Depending upon the situation and the condition of the Ryobi battery, the list of required tools may vary. Buy for Ryobi 40v Battery Charger, Hiesuan OP401 Dual Channel Ports Ryobi Lithium Battery Charger 3 Hours Fast Fully Charge 6.0Ah li-ion Battery OP4060A OP4050 OP4040 OP4030 OP4026 OP40201: Battery Chargers - Amazon.com FREE DELIVERY possible on eligible purchases Start your troubleshooting by testing your wall outlet first. Typical reasons why Ryobi 18V batteries dont charge are cells that have been over-discharged. 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. This will also help . That small current added a small surface charge to 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. Before I explain how to do this, its helpful to understand whats inside one of these batteries. This happened to one of my batteries, and I show you the simple and easy way that I fixed it. MWMxMWY1ODc3NjQ0MWMxZjk0NWRjNTE0NjE3N2UxMTIwMTJjOTAyZDcxOTRk It is believed that the battery receives a small charge each time it connects to the charger before the charger realizes it is sleeping. ZDc2ZjZhNzc4Mzk2ZDAyIn0= Most of the rechargeable Ryobi batteries are expensive, and users want to know how to fix a Ryobi battery that wont charge. This article will cover how to stop, Read More How To Stop ADT Alarm From Low Battery Beeping?Continue, Data reveals that around 2.5 million burglaries occur annually in the US. When I took my first Ryobi battery apart years ago I noticed that there were 5 cells connected in series and a control board mounted on the top. A good way to find out if the battery is not charging is to check each of the exterior components. MzBmMGVhYjA5MmMxMDQwODlkYzNjYTdlM2JhNjgxZGM4MzYzYjZkMDk4NDY2 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!) Lets keep things simple first. Test the voltage of individual cells with a multimeter to ensure the reading is above 3 volts. Even though there is little chance of a Lithium-Ion battery exploding, they do have a finite lifespan and will lose power faster and take longer to charge as time goes by. In this case, you will need to replace the Ryobi battery because there is no other way to fix the issue. Remove the battery from the charger and insert it into the power tool. ZjBkODZiMjE1YTYwM2U1YzA4ZWI2MTZjYjMyZTNmZmVkOGU5OGViZjJkYjUy If any component is loose or misplaced, the complete charging system will collapse. 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. Strip off 1/4 from each of the ends and crimp a medium side eyelet on one end of each wire. Perhaps the most common reason that your Ryobi 40v battery will not charge is that the battery has over-charged. Find many great new & used options and get the best deals for RYOBI BATTERY 18V WONT HOLD CHARGE at the best online prices at eBay! Why Ryobi battery is the best? ryobi battery says fully charged but won't work. ZWEyYTJlNGQ5ZGJmM2M0ZDAxYWVlMTkzYmFlOSIsInNpZ25hdHVyZSI6Ijk4 March 6, 2022 8:07am. Your battery is likely past the point of repair and should be replaced. However, this method wouldnt void any warranty and doesnt involve the risk of disassembling a lithium battery. Note: Remember to unplug the charger before connecting and disconnecting the jumper wires. If a cell has an internal short, Im not sure all of those micro charges are going to do much for you as you put the battery in, pull it out, put it in, pull it out, etc. Thanks for stopping by! The days of electric lawn mowers being second class citizens in the mowing industry are over! These methods are not officially recommended by instead of wasting money on expensive replacement batteries, fixing the battery is the better choice. If you have 36v batteries, you can also follow the above steps, but you will have to separate each bank of 12v before jump-starting them. When the charge is complete, remove the battery from the charger and remove its cover. If that doesnt work, keep going up in increments of 2-volts. If you've got a Ryobi 40V battery not charging, there are a couple of ways you'll likely find out - either 1) you're seeing the red and green lights flashing on the charger when you're trying to charge the battery, or 2) you're just getting no response from the charger . The unavailability of the extra batteries may pose challenges, so instead of skipping the process, you can use the battery alternative to kick the charges. ucla environmental science graduate program; four elements to the doctrinal space superiority construct; woburn police scanner live. Ryobi 36V Battery reads fully charged but won't work in my tool Last update: 15/11/2022, 11:12 Applicable Models R36BTY2, R36BTY4, R36BTY2, BPL3660D, BPL3690D Firstly, put the battery in another tool to check that the fault lies with the battery and not the tool. The advice given on this website is for informational purposes only. 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. A Ryobi 18v battery will typically stop charging if its too hot or too cold, if one (or more) of the individual battery cells has an internal short, or if the overall voltage of all the cells has fallen below the minimum charge threshold of the charger. The balance temperature of the Ryobi battery means that neither the battery is too hot nor too cold. Resolving the charging issue in Ryobi requires you to arrange some certain tools that are going to help in the process. I hope this guide helped in fixing the charging problem of your Ryobi 18V/40V battery pack. N2ZkYTkyZjA3YzU4N2JkNzllZGZkNjMwNTYyMjJkMzc0Njc1MTU1ZmRiMTA4 OTYwOGU0NTA4YWEyNjlmOWU3ZDkzMmQxNGM1ZDFhMDkwYzkxMWVlOGM2Y2Mw One of the most common issues that you have to face on lithium batteries is batteries being deformed and swelling due to overcharging. 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. With superior power to size ratio, the Ryobi battery can hold the charge four times better than typical batteries. The overall demand and the product range indicate that both options are great if you want functionality and quality. Your email address will not be published. In such a situation, you need to know how to fix a Ryobi battery that wont charge. A rechargeable Ryobi battery will last 2-3 years, depending on your charging habits. NGM1M2UyNzEwZTY1YzhhMGI0ZGRjYmU4NTRmODM5MGNiMzc3NGMzOTlkMWE0 Continue with Recommended Cookies. You cant go wrong with a machine that is reliable and easy to manipulate. 2023 Guide, 3 Best Battery Replacements for Dewalt 20v 2023 - Buying, How to Read a Feeler Gauge- 5 Steps Process. There is no guarantee about the 100% effectiveness of the methods on how to fix a Ryobi battery that wont charge. The charging controller circuit will automatically cut off the current flow if the battery discharges below its minimum threshold. Below is a video that I made that covers step-by-step the primary method discussed in this article. Ryobi batteries can be repaired if they become damaged. YThlMmU4NWRhYWQ0NDVhYTc2MDA0NDQyMTE2MzJmNGM5OTcyYmEyNzJkY2Qy It is always best to let the battery cool completely before charging it if it becomes hot after long usage. There is much debate, and confusion, as to whether a Ryobi battery should be left on the charger or not. When you plugin in next time to a Ryobi charger, the charger goes into testing mode and then defective mode. After all, all digital devices are powered in some way and need to be recharged from time to time. Inactivity has a direct effect on battery life. In the next step you will need to connect two wires to the cells, but you must make sure that the wires are connected to the correct terminals (positive to positive and negative to negative). If the warranty is no longer applicable and you have nothing to lose, feel free to take the battery apart (as outlined above) and check each of the cells. Take another Ryobi battery of the same amperage and connect the jumper wire. By creating an account you agree to the Hunker, How to Recondition 18 Volt Drill Batteries, How to Replace the Battery in a Dustbuster. We and our partners use cookies to Store and/or access information on a device. Not even the deflective light comes up. The bottom line is that if you care for your tools, their batteries, and chargers as specified in the instruction manual that came with them, they can last you a good couple of years longer than if you do not take proper care of them. The following methods can be used to fix a Ryobi battery that wont charge: Ryobi batteries may enter a state of trance-like sleep whenever they are switched on. Read more on my about page about how I got the name 'The Battery Genie'! What Causing Your Ryobi Battery Won't Charge? Confirm if the Ryobi Battery is Dead If the battery is totally dead, the whole process of reviving the Ryobi battery may be useless, so check if the Ryobi battery is dead. If you have a smaller capacity battery and are finding it does . Home Battery Bank is compensated for referring traffic and business to these companies. Thats why I like to test each of the cells immediately after taking the battery apart. More than likely, at this point, your battery is in a coma and just needs to be revived with a little jump to put a surface charge on the battery that bypasses the control board. Once you have successfully detected that the Ryobi battery wont charge without applying DIY hacks, the next process to make it work. So, you need to jump the battery pack with another battery or the charger. Turn the tool on and let it run until it discharges the battery and stops. If your Ryobi battery has gone into sleep mode, you need to jump the charging circuit with another battery. NGI5Mzk0ZTcyODNmZWY1Yzk0Zjk0MmU5ZjJkOGE3YmZiYTk4ZTgxMTAzZGIz You can find replacement battery packs at most hardware stores or online retailers. Can You Leave A Ryobi Battery On A Charger? 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.