If you are having trouble finding a replacement let me know and I can help find an exact match, but Amazon should have you covered. I just pulled out my 10 month old 40v battery lawn mower (April now). It’s what I’m beginning to think. When you choose to click on a link that takes you to an external site, we may earn a commission from any sales made on that site thereafter. So, the first thing to check if you are having problems with your Ryobi batteries is if they are indeed too hot or too cold. I then checked voltages of the battery as follows: Seems like it is charged but its not getting to the battery out put terminal. Is this a bad charger and is there a fix? Also, no questions asked. I would think that it is most likely a charger fault…. This year I have one battery that won’t work in the mower despite showing its fully charged by the tester. help. Powered up whenever I turn the power bar on with all my other chargers. Any suggestions? I called support, they said thats not normal and to try fully charging 3-4 times and it “should” last longer. Thanks in advance, Larry Green. Sounds like you could have a faulty charger! 90-day money back and a 12 months limited warranty! Whether you have a Ryobi cordless mower, a pole saw or one of the many other tools available, a common problem with Ryobi batteries is when the charger shows green and red flashing lights.. Well don’t panic yet because it isn’t always a sign that your battery needs replacing. Is it possible the battery is frozen inside, & won’t budge? Alternatively, use the contact form here or ask in our Facebook group. I used option #3 to fix my battery’s sleep mode. I have a 40 volt 5 ah Ryobi battery. One of these being the narrower range of temperatures that they will operate, and charge in: Li-Ion batteries will generally charge between 32°F to 113°F (0°C to 45°C). Yes. The self-propelled mower has a run time of about 80 minutes with a 6Ah battery but that will vary on how tall your grass is during the mow. I’m so stoked! The lawnmower and the 2 batteries it came with. old one battery works fine the other stops with 1/2 charge showing on the indicator can it be fixed or should i replace it ? Dpes this sound normal to anyone?? Thanks for any suggestions, You probably need charger. I have a Kobalt 40v charger and battery that aren't working. Then when I plugged the batteries back on their chargers, the light blinks just red on both. It seems like the battery has gone completely dead, and because the charger is dead (no lights) the battery won’t work anymore either. I left it unplugged for a few days and it’s still flashing red & green. I hooked a multimeter to the battery leads and the voltage slowly drops as the battery slowly drains itself. But you can’t be sure without trying another battery that you know is working. The entire unit, battery and weed eater are both in exceptional condition. Just bought tjhe ryobi 40v mower and after charging all night, I used the next mor ing and the charged last 10-15 min. This is the second season I’m using this mower and I left the battery on charge all winter. Hahaha! There are two ways to try and wake up a sleeping battery. I am trying to determine if I have a bad batteries or a bad charger. This method should only be used if you don’t have a spare battery or power supply as per option 1. 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. Hi Sharon, Sorry but it does sound more like a charger issue to me. Has anyone had this issue? op. When the red indictor flickers, pull out the battery from … GE Model gts20ibnbww. If this occurs, allow the battery to cool inside of the charger. Be sure to tell me your model numbers of your batteries/chargers etc so I can give the most relevant advice. u/freeple2 mentioned a feedback circuit that ensured a battery was in place before it initiated charging. The charger works fine to charge the other battery and the mower works. Previously, are used it in the weedeater and the weedeater got hot. I cannot release the battery. The terminals may be covered on your battery – but I would not recommend that fix unless you have some knowledge in electronics and batteries. I’m having the same problem. I am having trouble removing the battery from my Ryobi weed cutter. Problem solved. It never registered on the light display at the end of the battery regarding how much had charged. All four lights illuminate after charging. though I never get the green/light result…but I will try it next. my battery is a 2016 battery and it will not charge. I don’t get any lights on battery or charger when I plug them in. Restore a 40v Li battery that holds charge but won't recharge? That is usually a sign that the battery has had it. I’m also at a loss for removing the battery from the trimmer. Online. If it is reasonably new, then it would be best to get both checked under warranty. Does a solid green indicate the battery is charged or a solid red? I can find a replacement for you if you like. If I’m forced to buy another charger, I’ll have spend more $$ on chargers than the equipment alone. When the charger is empty and first plugged in, it showed flashing red light ( the manual says it should be steady red light). One of my Ryobi 40v lawnmower batteries only works until it is half discharged. When you say fairly new – when was it purchased? This time the flashing red light quickly turned into flashing green light for a couple of seconds than came the alternating red and green light. If they are over 3 years old then it is likely just that they are getting old. A few days ago I tried to charge one of the batteries and it would not take a charge, thinking it might be too low,due to being cold, I sat it in the house near the register and left it for an hour. kobalt 40-volt 2.5ah amp hours rechargeable lithium ion (li-ion) cordless power equipment battery Average Rating: ( 4.4 ) stars out of 5 stars 10 ratings , based on 10 reviews 8 comments They charge fine and if I used the on a low draw system they work fine, but as soon as I put one in my lawn mower or weed whacker they run for a few minutes… stop… then a minute or two later then start up again. I figured it out. Where could I go to get them repaired? I have arthritis in my hands and it is very difficult if not impossible to remove the battery from trimmer. what is a good indicator to recycle this current battery and purchase a replacement? Still dead. Sometimes, these lights leave owners puzzled, making them wonder what does a blinking light mean. I decided to purchase a reconditioned Ryobi Weed Blower from Home Depot that came with the same type of battery and charger for $89.00. As with any DIY fix with cordless tool batteries – it does have some dangers involved. What can be done to fix this?? In 1 minute increments, followed by a charge attempt. when i went to charge it, my charger light is green but the cells on the battery do not light up. Also I need to reduce that charging power (currently 80W – even 300W on fast charger not to modify). Hey Alan, unfortunately if you don’t feel like replacing the individual cells and/or the circuit board in the battery then there is no magical way to revive them – apart from those I mentioned in the article. The light will not come back on unless I unplug the charger for several minutes then plug it back in. Thinking the circuit board must be bad, but interested in your thoughts. Hi Emily, I would suggest contacting support for this one. If it is exceptionally cold where you usually store/charge your batteries, bring them inside and let them warm up to room temperature and then try charging them again. I’m not sure of the age. Thanks. As you suspected my OP4026 40v lithium-ion battery is faulty (around 4 year old), I replace it with a new fully charged 40V4.0AH but the trimmer/edger is still not working. Hey this is Sam Peters. I have the ryobi mower with 2 batteries. Well, the good news is the battery is readily available. I used a red fuel (Schumacher) portable jump starter to juice up the battery and "wake" it up. Yes David we have a OP40261 2.6Ah battery doing exactly what you say. Hi! How old is it? I was told my existing battery is still under warranty – I will pursue a replacement as well. One green light. Would they work in my mower? But if it is only a year old I would go for a warranty repair/replacement. This question was also asked in our facebook group, but I will post the answer here as well for others to benefit: Hi Matthew, it sounds to me like a faulty battery. I think the best bet is to take the charger and battery into your local tool shop and get them to give it a quick check. It charges according to the the charger lights. I love the Ryobi grass trimmer but it’s annoying having to remember to remove the battery from the charger. When you put it on the charger the red and green light flashes on the charger. So, I have two good batteries and know how to resuscitate them. Have you had any luck contacting Ryobi or is there a warranty on these batteries? Hi, Aaron! But neither were plugged in at the time. Hi! I use it for my snow blower, which only gets used a few times a year. Hi Aaron, I think you are the expert I should ask my question. Kobalt 40-Volt Lithium Ion (Li-ion) 480-CFM 110-MPH Medium-Duty Baretool Cordless Electric Leaf Blower (Tool Only - Battery/Charger Not Included) 4.6 out of … So while we all love the Li-Ion technology of modern day batteries, it does have some problems that older styles of battery didnt have to worry about. I have an Ryobi 40 volt string trimmer that is 5 years .code CS1305. Glad we could be of help 🙂 Be sure to sign up to our newsletter here! So much so, I purchased a La Crosse charger and have greatly extended my battery lifes and recovered many previously dead cells. battery reads 18v dc across terminals. Runs mower for 15 seconds. why would battery charger light stay green if battery is defective (only charges to 18 v)? Hi Aaron, my 40V battery was working fine and then i dropped it about two feet on the pavement. Thanks for your help! hart 40v battery charger flashing red. But it is possible that for some reason the battery has lost all of its charge causing it to enter sleep mode. When it is under load on my leaf blower the battery quickly reads below 10 volts. I actually have 6 batteries. Are you using the bag? It works fine. When I press the button on the battery all green lights work but go out when button released wondering if you know if the 36V tools will support a 40V battery. It’s only about 3 years old. Note that the bad one will not work in our 40 volt hedge trimmer, but does operate in the 40 volt blower. Thank you thank you thank you! How do I get a batter off a RY4000A1 Weedeater? Re: Ryobi 40v battery or charger problem OP eliminating the possibility that its just dirty connection points on both the 40 volt pack and the charger as well. It’s showing 19 volts more or less with a volt meter. Did you try the any of the methods listed in the article? This can include certain electrical jobs, or natural gas plumbing jobs for example. Or if I had another charger from a different manufacturer with the correct voltage does anyone know what the electrical connections are inside the battery that need to be connected to. Try using a star bit to tighten up the handle connection. I felt it might be the switch since it got so hot, so I did buy a new switch, I have the same problem seems like over heats something then springs back to life when it cools. That is even with the battery in and the triggers engaged, it was unresponsive. Thanks. I have this exact same problem. There are things that are too dangerous for us to handle here. Any advice? Have a trimmer. Kobalt 40 Volt lithium ion battery charger with Generation 2 Top Load Design provides steady recharging time for all Kobalt lithium ion high powered batteries. ernie. Ok then, 3 years old is where a Li-Ion battery generally starts to die. The battery will be 4 year old in 3 weeks. I tried option 2 (power supply) to the + and – terminals but no current flows. It certainly sounds like your charger may need replacing. Download 5 Kobalt Battery Charger PDF manuals. Is there a date code anywhere? Essential Home and Garden provides trustworthy reviews, guides and tips for anything and everything to do with the home and garden. I have the same symptoms with a battery someone gave me. I have not tried your option 3 yet. still not working, any suggestions? It does this over and over. if this is the quality of your items, I would like to return the tool and get a refund. You said if solution #3 wouldn’t work for me, I might have a dead battery, which I assumed I did in the first place. Wondering what it could be? The green light starting flashing constantly and continued to fully charge. I used it one time in my trimmer and charged it. To me it seems like the battery might be going into a protection mode for some reason? It is most likely a battery that needs replacing. We also have a second OP40261 battery functioning normally. Well don’t panic yet because it isn’t always a sign that your battery needs replacing. You should be able to let your battery completely drain if it is used regularly. When placed in either of my devices it will not work. It is highly possible that your batteries are faulty though. Initially, it had 40 volts across the terminals, and would not power a trimmer, so I assumed the trimmer was bad and replaced it. Hi Bridgitt, that could be a faulty charger or battery. Could be a dodgy connection between the board and the terminals aswell.. If you have access to a Pace solder station or something similar you can get the board removed but otherwise…..? If you want to let me know the model number of your tools/battery I can look up a replacement for you. New Listing KOBALT 40V MAX Lithium ION Battery Charger KRC 60-06 40-Volt Tested LN EUC. It is fairly new (the other battery works fine). Hi Tom, I am not sure sorry. its not the charger because i have another battery and it charges fine. Did this for about 30 minutes while cutting the lawn several times. From United States. the symptoms are it starts fine blows for a minute or two then stops. My battery is 4 months old and won’t charge. I tightened the bolts on both sides (added a few drops of blue Locktite to prevent them from coming loose again). Contacted Ryobi. In theory the batteries should be fine to sit in the charger. So I have some good news for you; it is possible to fix most Ryobi 40V battery problems yourself. Has it got dirty terminals perhaps? I bought a new battery. Any ideas? Replacement for Ryobi 40 Volt Lithium Battery/Ryobi 40 Volt Battery OP4050A, Rechargeable Lithium Battery Type, 40V Voltage, 6000 mAh Capacity: Ideal for Ryobi 40V Blowers, Mowers, Weed Eater, Trimmer, and Chain Saws, etc. If you aren’t in too much of a rush and are looking to save some cash, then consider purchasing from a reputable online store such as Amazon. What should the voltage output be between + to – terminals of the battery? I can look into it for you. I removed the plastic housing and determined there is power going in, but no juice being pumped out. Thats great news! I went to use the drill, grabbed the battery from the charger and it didn’t work. Scored an XL Lane end table at a garage sale for $30 (with two matching end tables!!)! but i do know it is for defective or energy saving. And yes, I’m guilty of leaving it on the charger way too long. Thank you very much for sharing your insight. Sweet thanks for letting us know your solution! I would guess its likely the battery though. Sounds like a tricky one. It COULD be a faulty charger? tools.) These tools run off the Kobalt 80V line. Any ideas? Seems like a memory issue. Thanks. All 4 green lights on the battery and solid green light on charger. I just ordered a new battery online, I’m hoping it wasn’t the charger. When I use a voltmeter the charged battery reads approx 38 volts. Second, if I run the weed eater at a slower speed, it will run quite awhile. Thank you for your help comments. PACKAGE … I had tried option 3 but the battery still couldn’t charge. I would doubt if it was used more than once or twice. Is it charging correctly? Two other things I’ve noticed. Everything I'm finding online suggests I there should be an area for an Allen key but I don't see it on this hinge. Same here and it’s a relatively new battery. It’s hard. It showed a full charge but wouldn’t work again. The problem is that It cuts off when I first start the thing. The mower just uses one battery at a time, but if you run the first one down, the secondary takes over. Yes I did get the situation resolved. Glad it worked! I had a similar issue. Sounds like either the battery or the charger has a fault. Do you have another battery to try in the tool? Time to get a new one I reckon! option for both red and green lights. The only thing that I can think of is that you have accidentally bumped one of the contacts out of place? I have removed the hold down screw but need advice on replacing the post (removal mostly). If I pull battery out and put back in it runs for less than a minute again and repeat. [–]freeple2 1 point2 points3 points 9 months ago (0 children). It is warm outside, but is it a possibility I need a new battery. I’m just trying to get the power supply in the charger to turn on. I find it odd and am tired of purchasing a charger every 2 months. Hi Ken, The third, flashes on the very first light. Dropped my laptop while they were plugged in. If I connect the ground it goes to defective even though the battery has 39 volts. Hi Aaron, The Milwaukee had been dead for at least a year and wouldn’t take charge but now its perfectly fine! and join one of thousands of communities. However, this does not impact our reviews and comparisons. The battery pack has not been used for a long time. I have never dropped this drill and it is still in mint condition but I think it would be out of warranty? But if you find this is an ongoing issue I would recommend returning it to the store and choosing one that has an easier release mechanism. When it came time to do yard work (April) the charger worked fine. If you lose some of these parts of the accessories, you can purchase it easily on the market. Get an ad-free experience with special benefits, and directly support Reddit. after trying fix option 3 my charger is flashing red and green without the battery. Yes solid green indicates that the charger believes the battery to be fully charged. after trying #3 I still have a battery the charger indicates is ready for use, only to get a second of power from the tool you sent. I purchased a Ryobi cordless weed eater last year (I’m small so the model I selected works for my female/small build). Glad it worked for you! On my mower, the bolt the handle swivels on was loose enough that the switch would vibrate so that the mower thought the handle wasn’t properly positioned for safe operation. A reasonable shown voltage can be a over-discharge battery. They still hold a charge, but they are now incredibly hard to get into and out of any of my tools or chargers. How does the voltage measure on it? I had a similar issue. When I put battery in charger the flashing red light appears. More info here. How old is the battery? [–]chimichangaman07[S] 0 points1 point2 points 9 months ago (0 children). If this occurs, allow the battery to cool outside of the charger from approximately 30 minutes. I tried method three, and all it did was ruin my charger. Rule of thumb, if there's any reasonable chance you could get hurt or killed if something went awry you'll probably be directed to find yourself an expert. I saw one source online that showed the hook up, but it was for a ryobi 40v but the main board inside was constructed different than the board in mine. run time is maybe 10 minutes then I can re charge. Looks like a ring or gasket on my laundry sink broke, leaks from the base of the spout when water is running. then it shuts down again. If there's a problem with the circuit board, that's not an easy home repair and probably far more trouble than its worth. Note: If the battery and the charger won’t be used for a long time, remove the battery from the charger and pull out the AC power plug. Hi Christine, the manual should tell you how to get it out. I purchased the 40V Ryobi 20-inch lawn mower last April. Hi Josh, How old is it? Then I tried plugged in the charger with the battery already in it. Unfortunately, electronics and water don’t mix. I have had to replace my battery ( 40 volt lithium Ryobi ) three times luckily through warranty. It shows as fully charged but when it’s used in only runs the tools for a few minutes and then quits. I have a 40v Ryobi battery than when plugged into the charger the charger light stays green but the battery doesn’t charge. My Ryobi drill battery has always been dead when I pull it out to use it no matter when I fully charged it from steady red to steady green. If I release the trigger, and tap the outlet or remove and replace the battery it will start but only runs for 30 seconds or so. What can I do? Comply with FCC RoHS and CE security testing standards, If you have any questions, please feel free to contact us. Amazon has the new ones, Otherwise if you are looking to save some money then maybe look for second hand units? /r/auto I had the same issue as Larry W. Connections are clean. New battery on way. Do I have a faulty battery?, faulty charger? I’m also unable to use it. BTW this problem was not present last season it started this year. I’m going to try your recovery method (they’re Li ion, so the procedure should be the same) but I was My 40 V Ryobi lithium ion battery is fully charged. I put the battery in the weed eater and nothing happened. Do I need to do this for a longer period of time? Kobalt 40 Volt Charger and Battery Troubleshooting - YouTube I have a battery ryobi trimmer with attachments. Remove battery, check lights. Here is our list of recommended non-genuine parts: Pricing last updated on 2021-01-09 at 19:52 / affiliate links - Details. thanks! The one that requires patience, the last one that you suggest, it works like a charm. That’s a tough one – it could be the battery or the actually trimmer itself. The battery was dead when I got it so I put it on charge. Thanks. Glad it worked! The new battery works fine in either tool. What gives with the lights being illuminated but short run time? If you need your replacement Ryobi 40V battery parts in a hurry, then you will want to head straight down to the closest supplier and buy it locally. Sounds very similar to an overheating problem. I want to replace them. Re-insert the battery into the charger again and repeat steps 2-3. Maybe the battery is getting too hot, and when you leave it for a few minutes it cools down enough to work again. Please help me? /r/whatisthisthing -- sometimes you don't even know what it is that broke! If they can’t be cleaned up sufficiently then you should replace the battery. Can anyone give recommendations on how to get rid of the few dark stains on it? Any ideas? Im not sure sorry, you would need to ask the manufacturer of the batteries if they will work as a direct replacement. The most common cause for your Ryobi 40V Charger showing flashing red and green lights is that the battery has been over-discharged. It really isnt advisable to replace these. Whats the model? When I plug the charger into the wall, the red light comes on. On the top you can get to it to remove but there are several rather large solder connections that you will have to unsolder in order to get remove the board to get to the bottom of it. You can see a video guide on how to do this here. Hi John, it could be a faulty battery? Required about 4-5 minutes of in-and-out but then the green stayed solid and battery is charging. Alan Brinkman. Alan Brinkman. Will keep you posted if the “wakeup” process worked. Dear Lord, thank you thank you thank you thank you thank you for these tips! It be that you just have a faulty battery and it cannot be revived. Hi Bill, if your batteries are too hot or cold then they may not take charge until the temperature normalizes. On the bad battery, the green status lights do not function at all anymore. 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