Thermal runaway protection ender 3 pro The feature designed to stop the printing process whether it detects the thermal no longer in the safe range. I suddenly started getting frequent "thermal runaway" errors on my Ender 3 Pro. Here's the issuethe Ender 3 has not shipped with thermal runaway protection enabled in the stock firmware. So my ender 3 pro has been performing flawlessly for the last 6 months or so. If you have a stock Ender 3, and not an Ender 3 Pro, it likely has the cheapo stock PSU. Jul 2, 2019 · Yes, yes it does have thermal protection. Activating Thermal Runaway Protection Source: Youtube Martin Zeman. 2. Does that have thermal runaway protection enabled? Many thanks. 0 coins. 3 mainboard) is thermal runaway protection switched on. 2mm shell thickness, 0. The default settings for the board were not heating the print head properly. According to the reports from the community, some versions of the stock Ender 3 (Pro/V2) firmware do NOT have this feature, which makes flashing the Marlin firmware the easiest and safest way. 1 a few weeks ago (to add mesh bed level and better octoprint control), and made sure I installed the right build for the processor/RAM on my 4. Maybe it is a little trigger happy? Configuration_adv. 9 have thermal runaway protection? I just got mine up and running and in the middle of my first print, seems to be going well but its taking a while so I am hesitant to leave it running without thermal runaway protection if it doesnt have it. bins are not re-compiled every update, so check the tag and see what version they are on, if you want the totally newest, see options 2 and 3 2: Use the 'Customize Printer' options to easily build a firmware specific for your printer in minutes Welcome to the Ender 3 community, a specialized subreddit for all users of the Ender 3 3D printer. Thermal Runaway Protection. It is my first printer and I am just learning. The bed heating is taking so long that it's tripping the thermal runaway and shutting down the printer. It is set at 45, but will go from 70 to 30 in just a few seconds. 3. Thermal runaway protection, while useful, covers only small subset of possible failure scenarios. is this the latest ender 3 pro firmware? the other RAR - Ender-3 Pro1. 1 and I'm experiencing thermal runaway on power-on. Mar 27, 2024 · Thermal runaway occurs when the hotend is on, but the sensor does not pickup any temperature increase. The odds are slim but its still possible. Well, it is fire hazard, similar to running cheap Chinese space heater overnight, so have to be careful with that. I started the print again to see what the issue is and after about 3 hours of printing I noticed the bed temperatures fluctuating a lot. I used this kit in the video, "Creality Original 3D Prin May 18, 2023 · One of the biggest concerns of 3D printing is the heater losing control and catching fire. I just had a thermal runaway issue on a brand new Ender 3 Pro from Micro Center (bed and hotend were heating up very slow and could not keep temp during print triggering thermal runaway error) and did lots of troubleshooting. The options for my Ender 3 Pro are 24V (correct me if im wrong). Marlin 1. There is a risk of them getting too hot and causing issues. It worked sometimes and sometimes not. See full list on themakersphere. The lack of which is one of the reasons the anet a8 has a poor reputation. Everything is stock and I was using Creality's CURA slicer software… My printer (ender 3 pros) has had a THERMAL RUNAWAY warning popping up MID prints for a couple of weeks now. hex in it. I believe the Ender 3 firmware does not yet have Thermal Runaway Protection - this is a shame because it is proving to be a popular machine (Best Seller on Amazon, and look at the number of videos being posted on YouTube). 2 board. My issue is that the bed heats up slowly and triggers the Thermal Runaway protection. Mar 28, 2024 · It is a good thing that your 3d printer has thermal runaway protection otherwise infinitely increasing temperature can cause fire to break out which may lead to Jul 30, 2021 · Is your Ender 3 Max or other Ender 3 printer throwing Thermal Runaway Halts? Here I show you what Creality told me to do to help diagnose the issue. Feb 18, 2019 · It seems that in Creality BLtouch version (BLTouch Firmware for Creality V1. The issues ended up being the switch on the back of the power unit being set to 240v instead of 115v. . Thee are 3 different ways to use this firmware: 1: Download one of the PRE COMPILED FIRMWARES . Ender 3, upgraded to 4. I had a thermal runaway alarm when I had turned off the power supply to my Ender 3 pro but it was still getting power from the Raspberry Pi through USB. The Ender 3 Pro base model ships with a Meanwell 250w, or at least it used to. If you’re seeing temperature fluctuations or errors like “THERMAL RUNAWAY,” it might be time to replace it. For my Ender3 it reads like this: May 28, 2022 · Unfortunately, the outlet I was using was only rated for 8A, while the Ender 3 Pro can draw up to 15 amps. This feature is available in most firmware programs, but the best and most reliable option is with Marlin Comprehensive guide on Ender 3 Thermal Runaway. Additional information. One could argue that the power draw of the PSU might be an issue as well. Here is our 4 suggestions for thermal protection E1. And yes, it is a basic, critical saftey feature of any fdm printer. I have an ender 3 non-pro model and running marlin 2. Because it was coming in short, the thermal runaway logic on the new board cut in and shut everything down. I'd had three back to back prints fail after a couple hours each due to this thermal runaway. Ensure Thermal Runaway Protection is Activated in the Firmware. Hello 3D Printing Friends! Today we'll take a more detailed look at Thermal Runaway Protection on the Creality Ender 3 Pro 3D printer. Got a couple small print jobs without issue but now I get this less than five minutes into print I watched the thermal numbers and it appears the extruder was losing temp (dropped to 190 of 200) when fault occurs within the first two minutes of printing. It is called thermal runaway protection. Note the video is for the Ender 3 instead of the Ender 3 Pro so access to the main board is a different (3 screws on the bottom and the one top front - access by putting the printer on its side). i am suspecting a bad thermister /somthing defective with marling fw and or the skr main board Hello - I've been running an Ender 3 Pro for about a year now with good success. 2mm walls times two and 30% infill = 0. Previous (working) configuration: Ender 3 pro; BigTreeTech Octopus v1. Search for how to test it, you should always do with a new printer. It does work but not very well. 2. 1 2020-04-25. I use the Spider Mk3 Pro and it suits my needs. Was printing fine (had troubles with first layer adhesion tho), until it suddenly halted a print, made a really loud alarming sound and the screen stated 'Thermal Runaway' I am confused with something and perhaps you can help. Dec 10, 2024 · But, there is a little more ‘umph’ when it comes to the Ender 3 Pro. community strictly for the Creality Ender 3 Pro 3d printer. Have fun in the 3D world! Welcome to the Ender 3 community, a specialized subreddit for all users of the Ender 3 3D printer. A friend of mine had the thermistor broken on his Ender 3 pro. The Elegoo Neptune 3 Pro will be my first 3D printer. 2 32bit motherboard. You will see a sensor at the end of it. Jun 10, 2022 · Weird temperature graph and thermal runaway protection triggered. In fact in general I find it best to turn my Ender on first and off last to avoid issues with the Pi / Octoprint. rar has a guide on flashing from a pc via USB cable to the motherboard on the Thermal Runaway Protection. These . Motherboard Specifications. Compatible with the Ender 3, 3 Pro, 5 & CR-10. Jun 22, 2022 · $\begingroup$ Thank you Trish for your response. What is Thermal Runaway Protection? Thermal Runaway Protection is enabled in all Unified Firmware releases for all printers. The Aug 6, 2022 · After checking in with the Ender 3 group on Facebook and doing quite a bit more research I tracked the problem down to PID calibration. 7 mainboard (32bit)" - 2 issues. Oct 25, 2020 · The Ender 3s that are being shipped now have thermal runaway protection feature enabled. I have recently started getting thermal runaway shutdowns on my ender 3. Understand its causes, learn 4 simple ways to fix it, and discover preventive measures to ensure a safe 3D printing experience. 6HW4. I have not yet made the checks to the thermosensor and heater cartridge as you have suggested. Nov 12, 2024 · The thermistor on your Ender 3 V2 plays a critical role in monitoring the temperature of the hotend. Thermal runaway protection (TRA) is an important safety feature. (a few $ only) and replace it to be sure. I'll explain: So if you want to test the thermal runaway protection, one of the simplest way is to remove the sock and cool your nozzle block while warming up/hot. I have been monitoring the temps of both the bed and extruder, and they are climbing temps at a relatively linear rate and holding, so it's not like there's no Nov 29, 2021 · A thermistor problem would be the opposite and would be caught by thermal runaway protection. 3. A print last night stopped because of thermal runaway protection. if you bought Relatively new to filament printing (started in resin) and hit this issue on a second hand upgraded Ender 3 Pro. Aug 20, 2021 · The Aquila and Ender-3 v2 do the same as before, the Ender-3 reboots with the heaters turned off, the Aquila freezes and keeps heating. Here, enthusiasts, hobbyists, and professionals gather to discuss, troubleshoot, and explore everything related to 3D printing with the Ender 3. The last week it's been throwing thermal runaway alerts randomly during prints. This is why, like nearly all modern 3D printers, the Ender-3 S1 Pro features thermal runaway protection. 4mm walls with a 0. So first off, you should go to “About Printer” on your printer interface to check what the current firmware version is. It also came with a silicone sock over the hot-end that I hadn't seen come by default before. Thermal runaway protection is just software heater/sensor sanity check basically, it only can catch/prevent certain specific situations while different ones can still cause fire. Oct 27, 2022 · The thermal runaway protection feature is usually located in the firmware of the Ender 3 Pro printer and this is one of the major components to check when you purchase your Ender 3. I have tried disabling the bed protection using the following: //#define THERMAL_PROTECTION_BED, but that didn't work. Sometimes this can occur once things heat up enough, or if the cable or connection is poor, it could occur once the hot end or bed moves enough to put strain on the cable. Thermal Runaway Protection tackles the same problem from the opposite side. h contains a block titled Thermal Settings, containing when to trigger the emergency shutdown. when starting a print, it seems to happen during either BLtouch probing, or right when the prime line starts. I have been doing some searching, and it appears that according to Creality, the most recent firmware update (from late April this year) Has thermal protection. I did a bit more testing on this after re-doing the PID (which has given much better temp' stability btw) and paid much more attention to what was happening but here's the really odd thing. Ender 3 vs Ender 3 Pro – Differences. it includes thermal runaway protection. 204K subscribers in the ender3 community. Thermal Runaway errors occur when a thermistor fails to report a temperature properly, when a heater overshoots its target temperature […] I flashed my stock Ender 3 Pro with Marlin 2. this only started when i replaced the hot end I realize theres search, but a lot of the posts I see are from 2018 talking about xt60 connectors and firmware not having thermal runaway protection. I just pushed the white cable, which I'm assuming is the thermister wire- around a centimeter more in. Ensure you have a modern firmware with thermal runaway protection. Creality fw 1. Jul 8, 2019 · Thermal Runaway Protection. 1. The reason that they leave it disabled is that it reduces the number of complaints and customer returns. The thermistor is a commonly broken part on Ender 3 I was alarmed when someone told me that some Ender 3 Pro's are shipping without thermal runaway protection, and I was wondering if anyone knows if firmware version 1. Though t Easy instruction on how I replaced the thermistor on a Ender 3 and fixed the Thermal Runaway Issue. 1 firmware. I spent all of yesterday writing this step-by-step guide to help others do the same. If your printer fails any of these checks and does not stop heating, that by itself is a problem because it means that in the case of an actual failure, the printer is not going to react properly and will quite Welcome to the Ender 3 community, a specialized subreddit for all users of the Ender 3 3D printer. Welcome to the Creality Ender 3 Pro Community! Welcome to share your unique models, printing tips & ask for help. 1 loaded with Klipper firmware; MicroSwiss direct-drive After a year of worrying prints, I finally got around to updating my Ender 3's firmware to the latest version of Marlin -- which adds thermal runaway protection. Preventing Thermal Runaway in Ender 3 (V2 and Pro) Routine Maintenance. For instance, thermal runaway protection won't help if your power supply overheats and catches fire or something like that. The two biggest difference when it comes to the Ender 3 vs Ender 3 Pro discussion are the power supplies and the build surface/bed materials. 8. Feb 17, 2019 · It seems that in Creality BLtouch version (BLTouch Firmware for Creality V1. 5. 7" No issues at all. Thermal runaway protection is a piece of code in the firmware of the printer that checks to make sure that once power is being applied to the heater, the thermistor's resistance is changing within a specified frame (time and amount). I had a thermal runaway issue on a brand new Ender 3 Pro from Micro Center (bed and hotend were heating up very slow and could not keep temp during print triggering thermal runaway error) and did lots of troubleshooting. 7 mainboard Firmware "Ender-3 4. 0. But loses a couple of other features. Thermal runaway protection will stop a fire due to thermal runaway, but there's still no 100% guarantee that your printer won't malfunction and catch fire. In this comprehensive guide, we’ll walk you through how to replace the thermistor on Ender 3 V2 I have had my ender 3 pro for a few years and have had no issues. Nearly all of the threads and videos I was finding suggested that the thermistor was faulty, and that the tell-tale sign of that is that the temperature reading would jump around sporadically my ender 3 pro has 1. While there have been some reports and/or claims that this has recently changed, I have yet to see official confirmation of this, and so to err on the side of caution, I would suggest that new Ender 3 owners assume that thermal runaway Feb 6, 2021 · Current version of Marlin will provide lots of small features in addition to critical security features like thermal runaway protection. With thermal runaway protection, the 3D printer is constantly monitoring its temperature to ensure it matches what the printer should be outputting. This feature prevents the printer from operating when there is an issue with a heater or thermistor. This is the basic form of a control loop. After upgrade in display is Ender 3 Pro and some menu itemsi is more, but all working. from my research it seems that these are able to heat faster (not sure how much faster) but have the potential to melt aluminium in a thermal runaway failure mode. I opened up the cover and saw nothing damaged. In this video, I'll be walking through the process of replacing the thermistor on a Creality Ender 3 Pro. bins from their respective named folders. With the Ender 3 Pro (obviously with Pro in its name) coming out on top. It slows down about 10 degrees below the target, then triggers thermal runaway. Mar 26, 2023 · Just installed new motherboard, new hot end, flashed the firmware in the touch screen and still getting ‘Thermal Runaway’ pop up when the nozzle starts heating. I see there are options for higher wattage (40W and above). Sep 20, 2023 · What is thermal runaway protection? Thermal runaway protection is a feature of most modern firmware that shuts down the heating element if the thermocouple isn’t responding properly. I hadn't heard anything about thermal runaway protection not being included on the ender 3 by default, though that's probably my fault for not doing quite enough research. Do both of these come with thermal runaway protection? Wanna be safe! Advertisement Coins. My question is, does my 2021 Ender 3 Pro have thermal runaway protection? Has the connector in question been updated since? Thanks for the reply. Aug 15, 2024 · Remove the thermistor entirely from the hot end by pulling it out gently. Here… JoeyTheFoxxo • Creality Ender 3 Pro • Additional comment actions I’m fairly certain it’s already installed but I’ll check again because I did mess with the Pi a while ago (and haven’t used the printer much since). Oct 1, 2021 · If you're not careful, 3D printing could be a fire hazard. Sometimes the firmware may be damaged or loosened, if it cannot be tightened properly, it is then very necessary to get a new firmware installed for your printer. 0), SD card and advanced pause features (like filament change with M600). I can't seem to figure out if it has or needs thermal runaway or some sort of protection to ensure it doesn't catch fire. Coins. but i am having trouble with random thermal runaway errors (it shows me E1 /e0 cold hotend mid print /or somtimes minutes while startin a print !! stoping my printer to stop due to the above mentiond thermal runaway protection. Dec 28, 2022 · So, the thermal runaway is supposeed to stop the printer whenever the thermistor reading is weird, to stop your 3D printer from burning your house. There is a firmware feature that is sometimes left disabled by 3D printer manufacturers. Hi! I have an Ender 3 Pro and a CR10s, do they have thermal runaway protection or not? Thank you! Does the ender 3 pro have thermal runaway protection stock? I'm asking this because, if it does, it would be a great deal for 99$ at micro center. Aug 7, 2021 · A few weeks ago I got a thermal runaway message on my modded Ender 3 during a print, and I have not been able to get it working since then! I have tried fixing and replacing everything, and I still keep getting the message! Hot end & Heat Bed thermal Runaway The hot end is and heat bed are the two area of the printer that are heated. 4mm infill. The Hardware is Version 4. Jan 5, 2021 · What is the problem? Octoprint is reporting a thermal runaway event and is shutting down the printer, this has happened a few times now over the last few prints, in some case the printer shuts down after only a few lines of code, in other cases the printer will shut down after many lines of code (hours of print time). BearLambda • Ender 3 Pro, SKR Mini E3 v2, Mini-Me v4, Voron M4, OctoPrint • If PID is off it could trigger thermal runaway protection, even though there isn't Jul 15, 2018 · I did try to reply to on the FAQ regarding the Printer Safety Check, but there doesnt seem to be an option. My Ender 3 Pro is completely stock, and has performed flawlessly for me since day one, so this is disconcerting. I bought it used, and would like to check if it has thermal runaway protection inbuild. I've tried 60C and 80C. So heres the thing, stock firmware on the Ender 3 is V 1. How do I check if that feature is there and active? Jan 3, 2022 · If one of your thermocouples is loose, or the connection intermittent, this could trip the protection. Feb 4, 2019 · It seems that in Creality BLtouch version (BLTouch Firmware for Creality V1. The thermal protection is still getting tripped for the bed. If it is only for a specific filament, you can change the PID values in the filament's start gcode. When it was unable to draw more than 8A to heat the hotend, this likely caused the printer to think there was a problem, triggering the thermal runaway failsafe. Is this thermal runaway protection? Welcome to the Ender 3 community, a specialized subreddit for all users of the Ender 3 3D printer. If the thermistors reading doesnt change (because the heater cartridge is unplugged), thermal runaway should activate Do not think that just because thermal runaway protection is enabled in firmware the printer is completely safe - it is not. Thermal runaway protection works by looking for the thermistor to increase withina certain amount over a certain period of time. when i switch on the hot end immediately starts to heat up climbing to the temp where it cuts out on thermal overheating . 23. The settings for the Thermal Runaway Protection might be worth a look. As far as I'm aware, the standard heater cartridge is a 30W. 8 TMC2208 Ender3 pro firmware. What did you already try to solve it? loading the print via the sd card into Hi all, I checked the current firmware of my ender 3 pro and it's Marlin 0. It features support for thermal runaway protection, BL Touch (2. Jan 28, 2024 · The following section will explore essential safety tips and practices to prevent thermal runaway incidents on your Ender 3. The bed starts to heat up then plateaus and doesn't hit the temperature target. 2 Thermal Runaway Protection. 2 has it, that way I know whether or not I need to flash the firmware. So I decided to open up the printer and to see if any of the wires were damaged. 0 Thermal Runaway issues on Ender 3 Pro even after replacing thermistor and heater cartridge. I think was a spurious event but it's one possibility. solución al error de la ender 3 thermal runaway Original Creality Mainboard Standard version with thermal runaway protection. If the printer keeps heating up and doesn’t stop, thermal runaway errors shut the print down. V1. 9. Frequent as in I couldn't get a single print to make it past 5 minutes. After turning off and loading without a CD card, the settings are there! I’m planning on buying an Ender 3 or Pro very soon. Sep 13, 2023 · good morning, can someone please help as i mentioned above i have a strange thing going on with my printer. On my Ender-5 Pro: the Software is Version 2. Huge thanks to Corinne I'm (hopefully) getting my Ender 3 Pro today. Marlin software has had thermal runaway protection since V1. Date shown is 2021-10-12. -Won't save settings-Printing not in a center Firmware "Ender-3Marlin2. I've also read that Thermal Runaway protection is already present on newer Ender 3 Pro printers. 6. Tried the PID thing, a guy called Tony PM'd me (see below) with some helpful hits, the PID being being part of it. Welcome to the Ender 3 community, a specialized subreddit for all users of the Ender 3 3D printer. I have have done the following without resolution: Welcome to the Ender 3 community, a specialized subreddit for all users of the Ender 3 3D printer. In many cases the thermistor is broken or the connection is bad. From what I understand, my ender 3 pro has the 4. Sorry to hear that you have the problem about Thermal Runaway. 7 and I was wondering how to check my thermal runaway settings? comments sorted by Best Top New Controversial Q&A Add a Comment Does Ender 3 Pro with Stock Marlin 1. Maybe try a PID autotune at the temp you're trying to print at. Maybe that's a way to tell if things have been fixed or not. 2 (which came from factory). Does the Ender 3 Pro have thermal runaway protection now? Jul 10, 2022 · The modern generation of Ender 3 Pro (post 2021) come with thermal runaway protection, which is a good thing, and shuts down the printer in the event of a wild change in temperature (primarily to prevent the printer from continuously heating the nozzle to unsafe levels that can result in a fire). In the past, it wasn’t always the case, so if you have bought an Ender 3 recently, it will definitely have this feature enabled but if you bought it a while back, follow the steps about to test whether it is active. Today, it uses a heat setpoint to determine how warm the printer should be. I'm printing Colorfab lightweight PLA at 1. Following the instructions provided by Creality I tried to update the firmware via the motherboard slot, and nothing happens. Octoprint does not identify my Ender 3 as having this as a known Likely thermal runaway protection on Marlin. 26K subscribers in the Ender3Pro community. When enabled, it can prevent unexpected thermal runaway-related incidents. This is my personal version of Marlin 1. " I have a silicone sock on the head. Power Supply Apr 3, 2023 · I just swapped out my MicroSwiss direct-drive extruder and hotend for a Creality Sprite Pro on my Ender 3 with an upgraded mother board to the BigTreeTech Octopus v1. rar with file 1. My Ender 3 Pro came with thermal runaway protection enabled from the factory. If not, I'll probably get the ender 3 max (comes with trp, metal extruder, better part cooling fans + huge bed for 260$). What is Thermal Runaway Protection? Most modern printers such as Ender 3, Artillery Sidewinder or Anycubic Kobra series, they are equip with newer Marlin firmware which has Thermal Runaway Safety feature. What I installed says is for the TMC2208 and the motors work with it but I see sources saying that it comes with a4988/hr4988 drivers, not tmc2208. I find the default is way too sensitive for my Ender 3. Jan 19, 2023 · On the other hand, if the Marlin thermal runaway protection is still acting up with the correct PID values, you may need to adjust the thermal protection settings of the firmware (which are responsible for determining when the thermal runaway protection activates) and re-flash the updated version. com Jan 19, 2023 · To activate thermal runaway protection on your Ender 3 (Pro/V2), we recommend flashing the latest version of the Marlin firmware if you haven’t already. Enabling Thermal Runaway Protection. 9 bugfix. The first and most effective prevention practice for thermal runaway on the Ender 3 is turning on the Thermal Runaway Protection feature on your printer’s firmware. Buy a new thermistor. To get technical, it generally polls for a temperature change every N seconds and expects an increase. Comes with thermal runaway protection. Jan 14, 2019 · It seems that in Creality BLtouch version (BLTouch Firmware for Creality V1. Although this process may seem complex, we’ve simplified it into 5 easy steps. Feb 28, 2019 · I did try to reply to on the FAQ regarding the Printer Safety Check, but there doesnt seem to be an option. The printer seems to take a lot longer to get to temp than my other Ender 3 Pro from Sain Smart, and while printing it starts losing temp, and after a short time it triggers a "thermal Run Away. Hey, I've had the Ender 3 V2 for about a week and a half now. Read on to learn how to prevent thermal runaway of the Ender 3 (V2/Pro)! Oct 12, 2022 · 1. Now, I've read that you should update the firmware right away to get some security features such as Thermal Runaway protection. In this case it's heating as soon as the power switch is turned on, before the firmware even finishes booting. Replace the Motherboard on your Creality Ender 3 with this standard version original replacement part. Jan 27, 2019 · Yes, having exactly the same problem; sometimes a hotend thermal runaway, sometimes a bed runaway, always at the same part of the print. The higher the temp, the more likely you are to get thermal protection errors in my experience. 2 has thermal runaway protection enabled. Fit: • Ender-3 • Ender-3 Pro • Ender-5 • CR-10. Thermal Runaway Protection I recently replaced my main board to 4. I believe the Ender 3 firmware does not yet have Thermal Runaway Protection - this is a shame because it is pro… Solución Rápida de la falla "Thermal Runaway" (fuga térmica) en impresoras 3D Ender 3 I have standard Ender 3 with 4. If you’re not compiling your own firmware where you can tweak those settings, you can at least try PID auto-tuning on E1 to a higher temp so controller has a better idea how to hit your target temp. Weight Welcome to the Ender 3 community, a specialized subreddit for all users of the Ender 3 3D printer. When setting up your Ender 3 for the first time or updating its firmware, don’t just assume this option is checked. Today we will talk about the thermal runaway protection of our 3D printer and I will show you how to find and possibly fix a non-working temperature measurem Jan 19, 2023 · Does the Ender 5 (Pro/Plus) Have Thermal Runaway Protection by Default? Utilizing thermal runaway protection is the safest and most straightforward method to ensure that a thermal runaway never takes place, which makes it vital to ensure that the thermal runaway protection feature is active on your 3D printer at all costs. At least check all the wiring/connections, they tend to be really bad (tinned wires and stuff) stock. Hope this helps I've also had my Ender 3 for a little while, all of a sudden I'm getting these issues. And octoprint not companying any more about thermal runaway protection. ----- Thank you for your letter. The first course of defending your printer from thermal runaway is ensuring your 3D printer is assembled correctly and well maintained. x for the Creality Ender 3 (Pro), based of Vanilla Marlin 1. 6 firmware the screen says, but on the SD card there's a file - 1. 4; A4988 Drive Stepper Motor; Thermal Runaway; Check out more Creality parts. By the time the main menu comes up, the hot end is already at around 50 degrees and climbing even though it was never turned on. qdwarg yfx asfzvba uowxeu lvzedp ygzdij tvbwwj myndc dtwxqpm rethk