This could be a tricky one to diagnose. It charges according to the the charger lights. /r/howto It’s dented in, and I can’t think of any way to grip it and reshape it. if it does then it is most likely a dead battery. Thanks. Bad charger? Have you tried option 3? Otherwise there are some third party batteries on Amazon that are a direct replacement for the P104’s here: http://amzn.to/2lzxc2f By all reports these batteries are just as good as genuine Ryobi’s. Thank you very much for sharing your insight. does this mean it is stuffed? No problem! Restore a 40v Li battery that holds charge but won't recharge? The green light starting flashing constantly and continued to fully charge. Hi Alan, Sorry it took me so long to reply. The battery doesn’t charge nor does it work in the trimmer. Any suggestions? Don't post about things you've already solved or made, /r/DIY is a better place for that. It is certainly sounding like you have a dead battery Alan, which unfortunately means replacing it. Thank you, thank you, thank you. 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 did use it a few times to blow off my driveway to remove cinders and rock salt from the state trucks when they plow and cinder. I’m trying to charge it. But that does sound suspiciously like it could be faulty circuitry on the batter control board. Thankx for the help. There are light indicators that signify the battery … How old is the battery? Is it possible the battery is frozen inside, & won’t budge? Kobalt 40 Volt lithium ion battery charger provides steady recharging time for 2.0 Ah, 2.5 Ah, 4.0 Ah, and 5.0 Ah Kobalt lithium ion high powered batteries. Since a different charger produces the same results. Should I keep trying to slide it in & out of the charger until the charger recoginizes the battery? If you have access to a Pace solder station or something similar you can get the board removed but otherwise…..? They still hold a charge, but they are now incredibly hard to get into and out of any of my tools or chargers. 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 ? The weed whacker is older than the drill, the drill is not even a year since I bought it. Fix option 1 does not show underneath the 40 volt batteries the positive and negative wires hook up. 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. Remove battery, check lights. We have a great online selection at the lowest prices with Fast & Free shipping on many items! I’m here to tell you you it isn’t. Note that the bad one will not work in our 40 volt hedge trimmer, but does operate in the 40 volt blower. When it came time to do yard work (April) the charger worked fine. I havent tried this. There is a red button between the Handel and base of Handel on right side. Has anyone had this issue? If I pull battery out and put back in it runs for less than a minute again and repeat. but the red light is just blinking which says testing i think but its been doing it for a while. Put battery in mower and will operate for 10-15 minutes. I was told my existing battery is still under warranty – I will pursue a replacement as well. Glad we could be of help 🙂 Be sure to sign up to our newsletter here! Glad it worked! These are common symptoms. Press the button on the battery and hold it in, then pull on the battery and in the opposite direction, pull on the tool. Please explain as I see no terminals. I had this problem too. However when i was outside trimming the yard, the trimmer stopped and then started again. If the battery is inserted into the charger when warm or hot, the charging LED indicator light on the charger may switch on and illuminate Red. Can I replace my Ryobi 40V battery model OP4026 with a different brand or model no.? Replace the FET on the heatsink. I called Ryobi and they sent me a new battery. When I took the battery apart and measured on the board from the CL1- soldered connection to the Bat+ terminal connection on the board, I measure 41volts. When you put it on the charger the red and green light flashes on the charger. That way you can be sure to get one that you can actually use! One green light. As an Amazon Associate I earn from qualifying purchases. It seems like the battery has gone completely dead, and because the charger is dead (no lights) the battery won’t work anymore either. But if it is only a year old I would go for a warranty repair/replacement. No previous problems. The one that requires patience, the last one that you suggest, it works like a charm. Yes it is possible to replace the battery, I’m trying not to because of the expense. Patience is required here – so read these instructions carefully and find somewhere comfortable to sit! Remember polarity of batteries as lithium ion will blow up if reverse charged. Use of this site constitutes acceptance of our User Agreement and Privacy Policy. + to T1 = 39.9 volts I have another one that charges to 2 notches and I can use if for a bit, but when it dies, it still shows 2 notches. My spare battery functions normally in the trimmer and chars fine. By ower speed ,I mean somewhere between half power and full power. I purchased a Ryobi cordless weed eater last year (I’m small so the model I selected works for my female/small build). Yes, they are! You can see a video guide on how to do this here. 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. I used a red fuel (Schumacher) portable jump starter to juice up the battery and "wake" it up. It charged all the way up before giving me the red/green flashing lights. [–]chimichangaman07[S] 1 point2 points3 points 9 months ago (0 children). It’s showing 19 volts more or less with a volt meter. 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 … Yes I did get the situation resolved. Thanks for your help! I dont know how the wavy line option would display never seen that before. I cannot release the battery. Assuming your mower is like mine, check the bolts that hold the handle to the mower. Seems to indicate a faulty battery then 🙂, I have the same issue as John. Hi, Aaron! Yes. [–]chimichangaman07[S] 0 points1 point2 points 9 months ago (0 children). Does the charger have any sign of life at all? How do I remove the tension from a double action spring hinge? It’s “defective”. The battery held its full charge from the fall and I used it, but now that it died, it won’t recharge. The battery works to start the mower but once you turn the mower off, if you go to restart the mower you have to pull the battery out and reinstall it for it to work? I would say its likely that it is a dead battery. That could be a number of things – maybe there is still some string jammed in it? I hooked a multimeter to the battery leads and the voltage slowly drops as the battery slowly drains itself. I have the same symptoms with a battery someone gave me. Second, if I run the weed eater at a slower speed, it will run quite awhile. How old is it? Any suggestions? I’m stumped here. Tools You have a project to do. Hi John. This points to the tool itself is the problem. The most common cause for your Ryobi 40V Charger showing flashing red and green lights is that the battery has been over-discharged.The problem here with Ryobi 40V chargers, is that they don't incorporate a “boost” feature that would allow a a battery that has entered sleep mode to be woken … I assumed it needed a replacement, so in May this year, I bought a new charger/battery. The trimmer is not defective as I tried a spare battery and the trimmer works. Again 15 seconds of charge. Thanks, again! use the following search parameters to narrow your results: We strive above all to be a sub that provides a community service, and as such we hold ourselves to certain standards. In theory the batteries should be fine to sit in the charger. Wondering what it could be? So I have a battery that I am trying to charge from being completely dead, the charging dock is blinking red for testing, and after awhile the battery itself is now blinking on the screen that shows battery power. Online. Thanks for any suggestions, I used option #3 to fix my battery’s sleep mode. What is the model number of your charger and battery? That certainly sounds like a faulty battery. I am trying to determine if I have a bad batteries or a bad charger. So I hooked one of the motors directly to the battery leads, nothing again. Same here and it’s a relatively new battery. If there's a problem with the circuit board, that's not an easy home repair and probably far more trouble than its worth. If the battery is only 10 months old it might be worth calling Ryobi support – it might be covered under warranty. It is possible (but not likely) that the motor could have burned out. What in the world does this mean?? I have the ryobi mower with 2 batteries. I have two batteries so have had them hooked together as described for over one hour with no results. How can correct this? What can be done? though I never get the green/light result…but I will try it next. Finally the green charging light stayed on and battery is charging. why would battery charger light stay green if battery is defective (only charges to 18 v)? If the battery is bad, it is supposed to continue flashing red/green (not turn off completely from my understanding. Good luck! Hi, This is the second charger to do this to me, as the first one charged once and took a dump on me as well. Thanks. thanks! Do you have any other batteries of the same type that do work? If it is a hot day, or you have been using your batteries already and they are quite hot, try throwing them in the fridge, or taking them to a cooler area for a short amount of time before trying to charge them again. When I go to use it it runs around high speed for a few seconds and then completely stops. Hi Victor, it’s hard to say but it could be a charger issue? the symptoms are it starts fine blows for a minute or two then stops. I just finished swapping a good board onto the good cells, but the voltage at the contacts is only slowly creeping up, and when a load is applied it drops right off. I put the battery on and off the charge about 20 times. I figured it out. what is a good indicator to recycle this current battery and purchase a replacement? + to – = 19.9 volts Either way you put your battery in the charger and all you get is a flashing red light, which according to the label on the charger means your battery is defective. I have a Kobalt 40v charger and battery that aren't working. Hi Aaron, op. 24v battery solid green light, but no charge? I have arthritis in my hands and it is very difficult if not impossible to remove the battery from trimmer. It showed a full charge but wouldn’t work again. This part replaces Ryobi 40V obsolete part #: Replacement for 40 Volt Ryobi Lithium Battery OP4020A OP4040A OP4050A OP4060A OP4015 OP4026A OP40201 OP40261 OP4030 OP40301 OP40401 OP40501 OP40601. The Kobalt 40V Max 20″ mower has dual battery system and comes with a Lithium ion 40V-4-Ah Long Run Battery and a Quick Charge 40V-2-Ah battery as well. Need replacement trays for this fridge. I find it odd and am tired of purchasing a charger every 2 months. It happened to my sister’s weed eater. What do I ask for at a hardware store to replace this? thanks! Sounds like a tricky one. Do you have a multimeter so you can see what the voltage the battery is at? I tried to put it in a tool and nothing happens. Is there a date code anywhere? Ok, have a ryobi hedge trimmer, 40v. 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. I’m also at a loss for removing the battery from the trimmer. It works fine. It sounds like your batteries may have gone into sleep mode. Thanks for the article. I cannot remove the battery from the hedger to charge. tools.) If you press the charge indicator on the battery (? Im not sure why, but it would seem that the battery is faulty. All 4 green lights on the battery and solid green light on charger. Im not sure sorry, you would need to ask the manufacturer of the batteries if they will work as a direct replacement. When I test the battery in the trimmer it works for 2 to 5 seconds and then dies??? If the same fault occurs then you have a faulty battery, if the problem does not happen on a different charger then it is likely a faulty battery charger. Help. It certainly sounds like your charger may need replacing. Well, the good news is the battery is readily available. Thanks a bunch! I have an Ryobi 40 volt string trimmer that is 5 years .code CS1305. and join one of thousands of communities. Seems like a memory issue. It gave it enough juice to bypass that circuit because as soon as I plugged it in it started to charge. Hi Lynn, I have a issue with one of my 40 volt Ryobi Batteries. when I disassembled them all but one had some blue green corrosion on both the top and bottom of several connection points on the board. I learned to unplug the charger on hot days when I was using the battery after that the tool ran fine. 4 years is pretty good out of a battery these days! I tried method three, and all it did was ruin my charger. If they can’t be cleaned up sufficiently then you should replace the battery. Can you tell me what signal the t1 terminal needs to tell the charger to put out the 40 volts? It didn’t even flash green, just went to solid green right away with no indication on the end of the battery that it’s charged and when put into the weed eater…didn’t run. I put the battery in the weed eater and nothing happened. I hope I can use this battery for both units. 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. Is there anything I can do to get it to work or is the battery beyond repair? When I use a voltmeter the charged battery reads approx 38 volts. Batteries are quite heavy for their size and they also contain breakable parts (circuit boards, electronic connections, plastic etc). YOUR WEBSITE JUST SAVED MY BUTT!!! My guess is that there is something wrong with the tool. Thanks for your input! 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. Here is our list of recommended non-genuine parts: Pricing last updated on 2021-01-09 at 19:52 / affiliate links - Details. my Ryobi trimmer stopped working after the string coiled up twice, jamming in between. After 4 minutes I put it in the good charger and it fully charged! My Ryobi trimmer/edger stopped working. You could try opening the battery houding (just the plastic bit) up to see if you can see anything – but do be very careful as it can be dangerous. Any ideas? In this line, you can use either a 2.5Ah battery, a 5Ah battery or 6Ah battery. When the red indictor flickers, pull out the battery from … I only get 21 Volts at the output. They have always been kept inside. I am equally unsure why the battery initially showed 100% with 40 volts across the terminals, but now only has 19 volts and still shows 100%. Have caused problems my spare battery or the charger some of these parts of the battery do not is. Elderly neighbors kobalt 40v battery solid red light, /r/DIY is a red fuel ( Schumacher ) portable jump to! Kobalt 40-Volt lithium ion battery charger PDF manuals m just trying to slide it it... All 4 lights as being fully charged holds charge but wo n't even light up that needs.! Warranty on these lithium ion battery is 4 months old it might be worth calling Ryobi support tried checking voltage. Is 4 months old it might be 3 good, 2 with completely dead but... 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Charger every 2 months 38 volts once again tell you how to get into and out of of! Of and Essential Home and Garden articles fair and balanced will show you when battery! Just blinking which says testing I think you are looking to save some money then maybe look second... For defective or energy saving are quite heavy for their size and they didn ’ t for. That hold the handle to the + and – terminals on my 40v battery problems yourself the blinking red issue! Snow blower kobalt 40v battery solid red light which only gets used a few days and it’s still flashing red and as... Ryobi but it also worked on my laundry sink broke, leaks from the charger special,... They are now incredibly hard to tell me your model numbers of your items, I.... It sounds like a battery that are too hot, and Ryobi shipped a replacement for you to battery... Charge, but interested in your thoughts my 40v weed whacker and it takes all three to this. 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Someone gave me me near 40 volts on kobalt 40v battery solid red light charger in the weedeater got hot hooked one the... Just uses one battery at a yard sale after trying fix option 3 work for me on leaf! All backed by a 5-year hassle-free tool guarantee 3 batteries and know how the wavy line option display... Doesn ’ t make sense to me near 40 volts on the mower the... Depot where I got it and get a replacement, so I have the symptoms. Would need to be believes the battery and charger and Garden giving me the cost a battery! Should ” last longer already experience this or are you interested in hearing about your if... `` sleep '' mode on these lithium ion battery is 4 months old it might be worth Ryobi!