You probably hit the 'PREVENT_LENGTHY_EXTRUDE' safeguard in Marlin and it defaulted to M600 pause for some reason, that gcode is telling the printer to extruder 1. 2) Is it possible to eliminate, or adjust, "the cold extrusion prevented" block on manually extruding fil using pronterface? With my setup it almost completely prevents me from manually extruding. Additionally, a lubricant that is well suited for cold forming of aluminum [27], Bechem Beruforge 150 D, was applied on the surfaces of the billets. 0000 F360 RECEIVED: ok RECEIVED: echo: cold extrusion prevented cold extrusion prevented RECEIVED: ok RECEIVED: ok SENT: G1 X40. 2. Cold extruders are suitable for all scales of operation from household- to small-scale, but extruder-cookers are much more expensive and are likely to only be affordable by larger-scale producers. That sucks. Cold Extrusion Prevention If you are having issues with your extruder motor not turning when you tell it to extrude or retract, you may be having a safety feature in Marlin and our Unified firmware preventing it. check that the print cooling fan isn't pointing at the heater block or the nozzle. . Due to the requirements of a face width of about 92. Preheating is done (200°C), and manual loading work, but extruder gear do not. I am running marlin on a Velleman k8200 with LCD/SD. The versatility of cold extrusion lies in the possibility of forming any powder materials. PowerPoint Presentation. Cold extrusion prevented 17. Central bursts, or chevrons, are the internal arrows shaped defects occasionally encountered in cold extrusions or drawn wire (Figure 1). 4 draufgespielt und alle funktionier bis auf den extruder, wenn ich Extrudieren soll bekomme ich diesen fehler. I got a "cold extrusion prevented" message every 60 seconds for 7 minutes. To understand cooling, we must understand heating. The printer will try to work but it's not enough power for things to heat up. TFT50 GD v3. This will not stop the "cold extrusion prevented", which should be set appropriately in Marlin as outlined above. (dont let the name fall you, g-code is not coding just machining commands) M302 P1 ; Allow cold extrusion. The A4988 driver has the right voltage at 1. A backup ring is a rigid ring that is placed on either or both sides of. M302 P0. 2, and the mutation probability is 0. J Mater Process Technol 69:227–232. Recv: echo: cold extrusion prevented Recv: ok Send: N245954 G1 X71. For instance, the cold extrusion method creates items like pasta. for continuous and semi-continuous manufacturing 6. Updated Jan 22, 2022. 036 E0. 492 : N1449 G0 X95. Cold extrusion is the process done at room temperature or slightly elevated temperatures. Cold extrusion is done at room temperature or near room temperature. a continuous extrusion process c. Lubrication plays an important role in cold extrusion since efficient lubrication prevents direct metallic contact, with the reduction of extrusion loads and wear, and the improvement of products. Crypto1. Fig. This process can be used forShown in Fig. If I use the SD adapter or print off the mainboard, it's fine. A combined cold extrusion process is experimentally visualized to manufacture a drive shaft. Starts throwing cold extrusion errors and sometimes crashes into the bed if you don't catch it. Likes Received: 7,330. You can use a simple g-code command to allow cold extrusion. Z Homing is successful after a few seconds (My bed is typically lowered all the way away from the nozzle, so it takes. The issue was the printer refused to extrude filament (the extruder stepper seems to be rocking back and forth) so I went through a few things to try and fix the problem: I leveled the bed properly. the thermistor peel out completly so the cold extrusion prevention kick in and stop extrusion. . 0. )They are packaged to prevent them picking up moisture and to prevent oxidation during storage. Nozzle clogging is a common cause of under-extrusion. I had a Y shift on the 4th layer, and was all clear of problems until nearing hour 2 of the print. 1. J. Yeah its still doing it after the calibration. 16 kWhr) to heat 2. Check the controls to be sure the fan is running at full power. I have now used octoprint to observe my printer closely and. Extruded aluminum is a metal shaping process that involves forcing a preheated or cold aluminum billet through a die profile that has a specific cross-sectional shape. for aluminum and lead exclusively c. repeats 16 times total as xi counts down by 1 each time. kill called! Have you tried running in safe mode? yes. Re: Marlin Firmware "cold extrusion prevented" and other Problems March 08, 2012 09:25AM Registered: 11 years ago Posts: 54. Source. 2) Is it possible to eliminate, or adjust, "the cold extrusion prevented" block on manually extruding fil using pronterface? With my setup it almost completely prevents me from manually extruding. No extrusion from G-code for cold extrusion application in soldering robot. Filament is Over. M104. question Cold extrusion prevented #2624. octoprint-systeminfo-20230429102203. Please refer to the BTT SKR MINI E3 V3. The printer will try to work but it's not enough power for things to heat up. Just tested it multiple times. Also changed the feeder tube and connectors, changed the tip several times. After some testing I found out that you should have prevent cold extrusion enabled if you wanna use the change filament option(I use a BGM extruder) Else it will not preheat and. 065 Y101. 868 Y64. 70 mm for the internal spline region, a preform is adopted to prevent excessive accumulation of plastic deformation. The Pi needs an actual Raspberry Pi 5V Power Adapter. Here's how to fix itecho: cold extrusion. Unfortunately, there's not a "save. Detach the Bowden tube of your Ender 3 and put it away for now. He is now president of Frankland Plastics Consulting, LLC. I assume you powered the printer up on it's own. I noticed in the communications window that "cold extrusion prevented" was being reported many, many times (I'm 16hrs into a print). Hot extrusion is carried out at temperatures corresponding to the maximum plasticity of the material. I tried googling this issue. galluccib opened this issue on Mar 4, 2021 · 1 comment. 2) Is it possible to eliminate, or adjust, "the cold extrusion prevented" block on manually extruding fil using pronterface? With my setup it almost completely prevents me from manually extruding. Closed. 02. 3. Send: N6431 G1 X130. With M82 (E Absolute), it means move the filament to the position 15mm after the zero location. cold extrusion prevented. 3D print under-extrusion will result in poor interlayer adhesion. Under-Extrusion. g. 0431 F1800 RECEIVED: echo:Active Extruder: 0 Active Extruder: 0. (dont let the name fall you, g-code is not coding just machining commands) M302 P1 ; Allow cold extrusion. 1. Though there are several methods of cold extrusion, for most manufacturers, there are three basic types – forward or direct, backward or indirect, and upsetting. I had changed the temp setting in all Subject - Manufacturing Processes, MetallurgyChapter - Difference between Types of Extrusion Processes: Hot Extrusion and Cold ExtrusionTimecodes0:00 - Intro. You may also be running into cold extrusion prevention with those temperature ranges; The printer simply will not extrude below a certain temperature, the extruder does not move and the serial log will show "Cold extrusion prevented". by zzrufus1 » Tue May 23, 2017 1:03 pm. Here, enthusiasts, hobbyists, and professionals gather to discuss, troubleshoot, and explore everything related to 3D printing with the Ender 3. Clogged Nozzle Rescue. In TFT mode there is a function command from the. The printer is unable to pull the filament due to external factors. Lubrication in cold extrusion of steel partsLubrication plays an important role in cold extrusion since efficient lubricants prevent direct metallic contact, with the reduction of extrusion loads and wear, and the improvement of products quality and tools life. Registered: 10 years ago. I get a little bit more stringy-ness with the. In order to report the current status, run. aka "it doesn't work". Another step to fix Ender 3 under extrusion is cleaning the nozzle. Lubrication plays an important role in cold extrusion since efficient lubricants prevent direct metallic contact, with the reduction of extrusion loads and wear, and the improvement of products quality and tools life. Le firmware refuse de faire avancer le plastique tant qu'une température minimum n'est pas atteinte, pour ne pas casser l'extrudeur ou la hotend. Marlin firmware won't allow extrude moves below a certain temperature -- fine. 519 Y45. First, the coefficient may change during. OK, yall. . To estimate the actual temperature increase during extrusion, thermocouples. Hi everyone, I have recently bought an Anycubic Mega S printer. 641 Y85. Le firmware refuse de faire avancer le plastique tant qu'une température minimum n'est pas atteinte, pour ne pas casser l'extrudeur ou la hotend. This method for eliminating extrusion issues is also called. Hi, I just change to a new nozzle (0. Li [3] used a multi-plate cold extrusion. log (54. frankland@comcast. "Cold extrusion prevented" ça veut dire extrusion à froid empêchée. Metallurgical Defects. Filament retracting when you think it should be extruding is a classic sign of a relative / absolute extruder setting ( M83 / M82) mismatch. 4. Over the last three decades industrial adaptability has allowed hot-melt extrusion (HME) to gain wide acceptance and has already established its place in the broad spectrum of manufacturing operations and pharmaceutical research developments. So far, I’ve gotten pretty much everything to work, and I’m on the home stretch except I can’t get it to extrude without having to heat up the nozzle (just dangling off too the side to prevent other errors the machine gets when it’s not connected). I expect that almost everyone who has tried to test an extruder while cold has run into this. Re: Marlin Firmware "cold extrusion prevented" and other Problems In Slic3r, to have manual control over the temperature, set Temperature = 0 in "Printer and Filament" settings. Correctly maintaining the feeder can help to prevent extrusion problems. . Prevent Lengthy Extrude Cold extrusion misbehavior #1859. Simply speaking, in the process of making bolts, hexagonal head forming belongs to cold upsetting, and rod diameter reduction belongs to cold extrusion (forward extrusion). I. 9713 for the same cyllinder to be pushed (760x bigger number). Anyway my current problem is that during printing only(not occurring with a manually set extruder temp)my extruder temp keeps dipping down below 170c or what ever the threshold for "cold extrusion prevented". Unfortunately i still had the same "echo: too long extrusion prevented" followed by brief pause in filament extrusion and a subsequent snapping of the filament from the extruder. • You are forward, cold extruding Al-1100 (K = 140 MPa, n = 0. Clogging happens when filament residue builds up and blocks the nozzle, limiting the flow of filament. The software says 1000mm is too long to extrude and since it doesn't let me enter a new extrusion value, I cannot manually extrude. Just got my snapmaker 2. i have been having troubles with my ender 3 for about 4 months now and cant fix this under extruding problem. This method is used to press plastic metals, both in the cast and in the crushed state [9, 10]. Sorted by: 2. WTF. The odd thing is the print hasn't failed, the printed does seem to pause for a second at intervals (I'm using USB) but then it goes merrily along as if nothing happened. gudnimg changed the title [ENHANCEMENT] Allow bypassing PREVENT_LENGTHY_EXTRUDE similar to cold extrusion [ENHANCEMENT] Allow bypassing PREVENT_LENGTHY_EXTRUDE. Before using this guide, it is recommended the following: – Ask the question - “What has changed since the last time this product was run satisfactorily?” – List and check each item independently – Proper production records are a tremendous help in dealing with extrusion problemsduring printing a 6hour print, I got several errors from printrun saying 'cold extrusion prevented'. Once the cool air stopped, MHK2 took about 6-7 minutes to show the same temperature reading as the ThemPro thermometer. Filter your serial. 1. Although high maintenance is required. Cold extrusion prevention not working #1846. Not. Modified 3 months ago. In the span of. If the thermistor is reading -14C then it's broken. March 21, 2014 09:28AM. Marlin firmware default code has build in protection against extrusion below a certain temperature (usually 170°C) as defined in the printer configuration: // #define PREVENT_COLD_EXTRUSION #define EXTRUDE_MINTEMP 170. Sealing the fluid must be considered early to prevent leaks and. I watched the gcode terminal during a print and it was constantly saying "cold extrusion prevented. Little or no wasted material is created. 3 KB) What is the problem? After I changed the extruder heater, my prints are spongy, like its not extruding properly. M302 not preventing cold extrusion for Gcode. MakerGear M2. I've been running this Ender 3 Pro for quite some time with no problem up until recently. I can see the temperature jumping all over the chart. . Recv: echo: cold extrusion prevented Recv: ok Send: N245954 G1 X71. A small amount of initial dryCold extrusion offers great potential as a continuous and gentle encapsulation technique. New processes to prevent a flow defect in the combined forward–backward cold extrusion of a piston-pin. 00 E50. It seems to have pertained to a few people using a raspberry pi, but was a known bug related to the pi. With some printers it happens, that the printer controller is powered via the USB, but not the rest of the printer. 2) normal teeth marks in filament. Heat the hotend to the temperature suitable for the filament type you have been using. Just enter the above code from your host software (pronterface or repitear). Right before it quits, I get a series of "echo: cold extrusion prevented" errors, followed by : Early on, I did research into this and deduced that it was a failed thermistor. This is indeed code for the terminal if you use an interface and connect to the board. 1 (a) and (b). mpoore10 opened this issue Nov 20, 2014 · 3 comments Comments. Edited July 5, 2022 by GregValiantI'm trying to calibrate my E-Steps and pronterface won't let me change the extrusion amount. SKR Mini E3 Extruder Issues. 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). The Temp graphs all hold steady at the assigned temp with only the very small 1 degree or less of wiggle in each. Under-extrusion is a common problem in 3D printing. Cold upsetting is equivalent to a branch of cold extrusion. 【连顺变速箱专修案例】, 视频播放量 19866、弹幕量 10、点赞数 170、投硬币枚数 7、收藏人数 18、转发人数 4, 视频作者 连顺变速箱维修连锁, 作者简介 ，相关视频：#奇瑞1. mydogjustice. 8 under an extrusion ratio of 4. Here is an excerpt of a small portion for an example: ion prevented echo: cold extrusion prevented echo: cold extrusion preve. Different lubricant oils were used in this study, and. 6. Already a subscriber? Continue with the provider and email address you used when you subscribed. What am I missing here? 3) Finally, possibly related the the min temp issue above, why is the extruder not extruding while printing?2) Is it possible to eliminate, or adjust, "the cold extrusion prevented" block on manually extruding fil using pronterface? With my setup it almost completely prevents me from manually extruding. It is a. Was fixed in #24045 until code was modified in 1a7052b Fixed again here. 1 Y20 Z0. Re: Probléme moteur extrudeur. NOTE: Do not change file name! Insert the SD card into the slot, re-power on or reset, the update will complete after 10S, And you should see the status LED blinking red during the update. Select the Move 10mm option from the Extruder menu, which should extrude 10 mm of plastic under ordinary circumstances. Reverse extrusion also known as indirect extrusion is a method in which the. What is the problem? During printing, it appears the extrusion stopped for some reason. I manually increased the target temperature by 10 degrees (to 190) and the actual temperature rose as well, now maintaining between 175-183. In cold extrusion the defect is usually observed in the final, light step of a multistep extrusion. Also, did PrintRun report anything "odd", like a MINTEMP triggered, or a "Cold extrusion prevented"? Link to post Share on other sites. Aluminum and alloys from 1XXX-, 3XXX-, 4XXX-, 5XXX-series can not be heat treated. . 1 (a), deformation of the billet during. It takes around 138 Kcal (0. 0 F3000 ; Move Z Axis up little to prevent scratching of Heat Bed G1 X0. And if things don't heat up then no extrusion can happen. Try upping your motor current. If there is no power to the printer, the Pi will try to give power over to the printer. Works as expected. I noticed that MHK2 had a long lag time to catch up with the changing temperatures once the cool air cycle began. This will not stop the "cold extrusion prevented", which should be set appropriately in Marlin as outlined above. 0. primarily for short run production b. Please add the first 30 or so G-code lines. There's a temp fall error catch that will disable the extruder power in the event of a drop off (like if the thermistor fell out) Once it gets below the safe extrusion temp it won't allow it to extrude anymore. 11:07:10. Same thing can happen with absolute / relative (G90, G91) positioning. I have no idea what to do now about this. this is odd because the print was just fine, and these errors occured about 3 or 4 hours in. General Discussion. I’d really like to know if there’s a quick and easy. Temperatures stayed up. i tried to change the timeout times but i didn't fix anything. Anywhere from 10-40 minutes into a print, the temperature of my extruder will start randomly dropping. With this option, the extruder motor won’t move if the hotend is below the specified temperature. what should the temp graph look like? Overkill is underrated!!! 6 Reply by ITman496 2014-01-14 04:40:08. Ask Question Asked 3 months ago. Apparently your 3D printer runs Marlin firmware. J Mater Process Technol 139:422–427M109 (gcode that instructs the machine to wait for hotend target temperature to be reached) is ignored if printing from SD/USB on TFT. What did you already try to solve it? I checked the GCode and the temperature and wait for temperature are set. I've had multiple issues over the past few weeks with longer prints doing this. 2) Is it possible to eliminate, or adjust, "the cold extrusion prevented" block on manually extruding fil using pronterface? With my setup it almost completely prevents me from manually extruding. RECEIVED: echo: cold extrusion prevented cold extrusion prevented RECEIVED: ok SENT: M105 SENT: G1 X76. . M302 ; report current cold extrusion state M302 P0 ; enable cold extrusion checking M302 P1 ; disable cold extrusion checking M302 S0 ; always allow extrusion (disable checking) M302 S170 ; only allow extrusion above 170 M302 S170. In my firmware my Cold Extrusion Prevention temp is set to 170, and I'm printing at a temp of 200C. What am I missing here? 3) Finally, possibly related the the min temp issue above, why is the extruder not extruding while printing?2) Is it possible to eliminate, or adjust, "the cold extrusion prevented" block on manually extruding fil using pronterface? With my setup it almost completely prevents me from manually extruding. What am I missing here? 3) Finally, possibly related the the min temp issue above, why is the extruder not extruding while printing?Push the cold pull filament into the nozzle until you see some melt at the tip. M302 S165 ;Set the cold extrusion prevention temperature back to something sensible M500 ;Save settings G1 E100 F300 ;Check that cold extrusion works again (filament shouldn’t move) You can do all this over WiFi. These partial blockages can cause inconsistent extrusion rates resulting in insufficient plastic being printed. 1. Example output if disabled: echo:Cold extrudes are disabled (min temp 170C) Example output if enabled: There's a temp fall error catch that will disable the extruder power in the event of a drop off (like if the thermistor fell out) Once it gets below the safe extrusion temp it won't allow it to extrude anymore. The text was updated successfully, but these errors were encountered:. The log says echo: cold extrusion prevented when trying to move the stepper motor. 800 F4200 RECEIVED: ok SENT: G1 E1. Filament is Stripped. Furthermore, this cold extrusion simulation was completed with a punch stroke of approximately 31. cpp The menu Motion | Move Axis | Move Extruder Prompts with "Hotend too cold!" when the hotend is to cold, as It should. Maeno et al. 4 shield (Arduino Mega 2560) to wire feed a spool of wire that has a stepper motor already mechanically setup and ready to go. If you want to test your extruder, you can disable cold extrusion prevention using M302: M302 P1. Until now. This offers the possibility to develop various lipid-based matrix. Copy firmware. 893 Y64. Cold extrusion is, aside from sheet metal forming, the second most famous process in metal forming. Reply as topic; Log in to reply. Mater. About a month ago, i had an issue with the heater lines, found the intermittent spot - right at the kink/flex point where the wire meets the extruder assembly, stripped, soldered and shrunk some shrink tube on. its for Filament Change plugin - it doesn't work because it blocks the extrude command. Here's how to fix it echo: cold extrusion. Nozzle is Clogged. Not sure if there's a way to have it stop the print completely though. Why isn't your 3D printer filament feeding? There are a few things that can stop your extruder in its tracks - learn how to fix and prevent these problems an. MATEC Web of Conferences Figure 4. The option PREVENT_COLD_EXTRUSION it will directly prevent us from extruding material if our hotend does not reach the minimum temperature defined. High process forces result into a substantial tool deflection, which significantly reduces the precision of the toothed components. Introduction1. Arentoft M, Wanheim T (1997) The basis for a design support system to prevent defects in forging. In micro- and meso-forming processes, the. I've started a new post for clarity. This assumes, of course, that a G21. $egingroup$ Hi oscar, i suspect it is the cold extrusion protection. 2 are three CP-Ti billets processed by cold extrusion following initial ECAP. log by "Recv: T:" to see the responses back from your RAMPS board. Which makes sense, since I don't have a BLTouch installed. Having said that, I am having trouble with the temperature requirements which I am currently trying to disable. You can do this without going through the cumbersome bother of dismantling the whole thing. To prevent casting shape defects, check to make sure the plate pattern mounting and alignment are the same. extrusion one of the major methods of metal working. You've helped in the past and I've been having another problem with the r1+. It looks like the extruder may be extruding too much even though I did calibrate the E steps for the extruder. Tempers add additional mechanical properties through rapid cooling (quenching), cold working, or precipitation heat treatment combinations. • Determine the safety factor for indenting the ram. 641 Y100. I had changed the temp setting in allSubject - Manufacturing Processes, MetallurgyChapter - Difference between Types of Extrusion Processes: Hot Extrusion and Cold ExtrusionTimecodes0:00 - Intro. Printer type MK3S Printer firmware version 3. These codes you can get from the marlin website if you google e. And if things don't heat up then no extrusion can happen. MMU Upgrade - MMU2 MMU upgrade firmware version - 1. But you need to be careful to prevent burns. Extrusion comes out round and easy. I recently installed the board in my Creality Ender 3 pro, and now about a layer into the print the extruder motor will start jumping and the print fails. cold extrusion prevented Well okay. The cold pull method makes use of a long strand of filament and variable temperature changes in order to unclog or clean your Ender 3 nozzle. Plastic is solid at room temperature. Hello @brightspark! The bed does not heat up so the the thermal runaway protction hits. Product quality, however, is the most critical issue and the designed forming process must be able to produce the quality parts with desirable geometries and without defects. $\endgroup$ Apparently in the firmware there is a flag to disable certain features for certain 'smaller' boards, SLIM_1284PIt also disables the gcode command, but not the cold extrusion prevention itself. 2. More sharing options. Remove the Bowden tube from the extruder. Print start:In order to prevent an excessive increase of temperature related to friction, the ram speed was set as low as possible. 5. clefranc opened this issue Apr 8, 2015 · 9 comments. Which makes sense, since I don't have a BLTouch installed. CENTRAL BURSTING DEFECTS DURING COLD EXTRUSION IS-degree semicone angle die will prevent the defect. Heat the hotend to the temperature suitable for the filament type you have been using. 1. and pipe, which can be prevented during the die design phase. I read that the. Dormant; 0 35 posts; Author; Share; Posted April 24, 2012 · controlling extrusion, print, and travel speedsCold shot specifically can be caused by careless pouring, so ensuring the metal is poured smoothly can also help with this problem. Cold extrusion and hot extrusion this are the two types of extrusion methods in the extrusion technology. In the case of applied coatings to a wire substrate for cold heading, several different discrepancies prevent the use of a traditional theoretical approach. This usually above 50-60% of its melting temperature. MHK2 and Thermpro were both on a table next to each. The advantages of this over hot extrusion are the lack of oxidation, higher strength due to cold working, closer tolerances, better surface finish, and fast extrusion speeds if the material is subject to hot shortness. These belong to the subgroup extrusion (DIN 8583-6) within the group forming under compressive conditions (DIN 8583-1). edgar-meyer 0 Posted April 24, 2012. cold extrusion prevented - #21256. h with the lines. The printer does return the text indicating that cold extrusion is allowed, however. 00 R1000. I tried googling this issue. a cold extrusion process b. Below is a detailed step-by-step guide you can follow the cold pull process on your Ender 3 to unclog the nozzle: Remove the filament you are currently using from your Ender 3. bin file to the root directory of SD card. Plot disapears and it says "Please wait, retrieving current mesh". 6 nozzle). A possible extrusion process for manufacturing helical gears is. If the measured distance is different than the instructed length, a simple calculation will determine your follow up actions. Here's the log when the print got interupted happened: 11:07:10. "Cold extrusion prevented" ça veut dire extrusion à froid empêchée. The Pi needs an actual Raspberry Pi 5V Power Adapter. It actually says "cold extrusion prevented". g. For cooler filaments like PCL or this stuff - you can adjust the threshold with M302. 0-PIN. Just as earlier stated, hot extrusion process is performed above recrystallization temperature of the material. Station 6—Forward Extrusion Taper is formed above large shoulder. Echo: Too Long Extrusion Prevented. 00412*97 Recv: echo: cold extrusion prevented Recv: echo: cold extrusion prevented Recv. 169 E. Under-extrusion is a common problem in 3D printing. With a Bowden tube, the filament widens at the end. Fig. 0. 99238*93 Recv: echo: cold extrusion prevented Recv: echo: cold extrusion prevented Recv: ok Send: N62064 G1 X160. Right before it quits, I get a series of "echo: cold extrusion prevented" errors, followed by : Early on, I did research into this and deduced that it was a failed thermistor. 8. 00 Y500. MY Maker Gear M2 single head, heated bed printer with most recent software keeps stopping early in the print. Heat creep can cause the filament to partially block the nozzle. Repetier said: Normally you need to heat extruder so it is not blocking your extruder. I just received Snapmaker 350 and I have a big issue : the extruder gear is not working. 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). This filament causes severe stringing and oozing of the hotend. The print suddenly stops, and these weird beeping sounds start coming from the extruder. 3. 6 SD card or USB/Octoprint Print from SD Card, Octoprint is connected Describe the bug Occasionally after printing has appeared to c. However, a limitation is that the cross section of the extruded part must be uniform throughout its length. Cold extrusion is the process done at room temperature or slightly elevated temperatures. What did you already try to solve it? Is it possible to deliver last bit of the Goode to complete the print? Have you tried running in safe mode? The print is. What is the problem? Heating is always turned off for 20-30 minutes of printing, when the part is already printed on 85% What did you already try to solve it? I. Benefits. In the TFT firmware, I will change the settings as follows: In Marline mode everything is fine.