Firmware retraction vs slicer retraction. Post by OlegOK » Tue Sep 01, 2020 4:30 pm.

Feb 20, 2024 · Though the Ender 3 V2 Neo is based on the V2, it benefits from slightly tweaked retraction settings to remove stringing on the Ender 3, Ender 3 Pro, and Ender 3 V2. jamesd256 (James Donnelly) October 8, 2016, 1:14pm 4. gcode¶ These settings have a default value that should work well on many printers. and figuring that out from gcode would be quite difficult. Magik-K1 December 29, 2023, 3:53am 4. Then include these in your "Additional terminal Commands for post processing" inside the Scripts tab. Thats a goods question, although i dont think so since its handled by the firmware, so it isn't affected. His pattern indicates two dimensional thinking. The issue I had was it almost seems like I was getting way to much retraction and I wouldn't start extruder until miles to late. Printer model Heavily modded Voron 0. 5 KB. The command for setting the retraction value (SET_RETRACTION) is not being added to my gcode file. g m203 e45. EddyMI3D October 22, 2023, 2:57pm 2. Now move to Custom G-code tab and modify the Start G-code. Enabling firmware retraction in the slicer causes the slicer to replace all retract/unretract moves with g10 and g11. Enabling it in Klipper just allows Klipper to recognize those commands. Find out how to perfect your Cura retraction settings (including the coasting settings). When you set it in that config it tells cura to make the gcode with the firmware retract commands. 2mm / 30 mm/s because all the tweaks had detrimental effects. zip (250. TPU versus PLA). Some firmwares may use different gcodes for firmware retraction, check the reprap gcode page for more info. 6mm starting from 0. Jan 19, 2023 · Even though experimentation will always yield the best results due to differences in hardware, here are the retraction settings of our recommendation that can act as a starting point for printing PLA successfully: Retraction Distance – 5 mm (for Bowden extruders) / 1 mm (Direct Drive) Retraction Speed – 45 mm/s. I opened up the AMS and tried to pull. Jan 7, 2016 · There is an option with some firmwares to autodetect slicer generated retraction and replace it with the firmware values (M209), which might be an easier way to enable retraction gcode, but my printers don’t support it. When I try the same model and similar settings with SuperSlicer, G10 and G11 Jun 30, 2023 · Best Ender 3 (V2/Pro/S1) Retraction Settings to Stop Stringing. However when I get the GCode onto the Artisan the print immediately errors out with “Inappropriate Retraction Distance”. Slice with a normal travel move only. We would like to show you a description here but the site won’t allow us. by Tom Will, Jackson O'Connell. Do you know which retraction setting the print is actually using? Jan 19, 2023 · When you enable the z-hop feature in the slicer, the printer creates a gap between the nozzle and the object you are printing by either lifting the printhead or lowering the build plate right after filament retraction. En fait c'est en ce qui concerne la RETRACTATION. Jul 12, 2023 · Launch PrusaSlicer. Printer & Slicer Filament Material and Brand Nozzle and Bed Temperature Print Speed Nozzle Retraction Settings Additional settings or relevant information is always encouraged. •. 8000 F1800" or remembering to switch correctly between relative and absolute modes. Reply. by Gloria E. I have tweaked and tweaked (maybe I should twerk lol) and end up coming back to the 3. If it's for all filaments of that type then the printer setting by thegreatfox » Tue Sep 01, 2020 5:27 pm. Retraction is the key to reducing stringing. The settings that limit retraction velocity are: [extruder] #max_extrude_only_velocity: #max_extrude_only_accel: # Maximum velocity (in mm/s) and acceleration (in mm/s^2) of the. Print it and at the start of the print execute this command in the terminal : right click on the part ( or select the part from the list on the right side ) -> add settings -> filament -> retraction length. Marlin has features, if enabled, to do retraction by firmware. Firmware retraction gives an advantage compared to Slicer retraction, it can be modified during a print (from Mainsail or KlipperScreen) and therefore the same gcode can be printed with different parameters without the need to be re-sliced. Yes these are the settings but there is no clear way to enable the retraction to be managed by the firmware. 2mm and Retraction Speed 30 mm/s and results are good! I am looking for something a little better than that. Then retry > no problem. To put it simply, KAMP would rather not assume what your retraction settings are to provide you with the best, non-drippy nozzle, experience possible, and to do that it needs to know what your retraction settings are, but it cannot know that if you don't have this in your printer. Updated Jun 20, 2023. Z hop should be turned OFF. Noice! To get your new retraction length: Count the rings (from the bottom), subtract 1, and multiply by your “step” value from step 6. that's how it works in superslicer. Learn the best Ender 3 retraction settings! Apr 21, 2022 · There seems to be an issue when using firmware retraction with a non-zero Z-hop, … where if a move containing a Z coordinate is issued after retraction, the Z hop offset is not taken into account. Unfortunately the path planner is doing random things-- the retraction segments are not printing in the expected order. Turning off firmware retraction made a bug difference like the acceleration did. In most slicers, it’s also possible to configure the z-hop height, which allows you to experiment and find the distance that May 24, 2024 · I’m using Cura with the Snapmaker Plugin for Artisan and have been trying to do some prints. I needed to set the slicer to 1 perimeter wall, and "Slice gap closing radius" of 0. 0 mm retraction. Try as I might, nothing worked from the Firmware Retraction settings on the browser. Describe the solution you'd like A checkbox in the printer settings tab, to be able to enable/disable firmware retraction. Start with the standard 5mm distance. I like that there's a built in test for it in klipper. I am a bot, and this action was performed automatically. Oct 11, 2023 · Unfortunately, this all within the m600 command controlled by on board firmware, so there does not seem to be a way to do this in the slicer. Absolute movements G90 vs relative movements G91. and if you want to print one after the other you need to change As the title suggests I'm not having much luck with my retraction tests; I've sent a tuning tower command prior to starting print, and enabled "firmware retraction" in Cura via the plugin, but it still seems to default to the fixed value for retraction in the slicer settings. Mine were: Retract_length: 2 Retract_speed: 30 Unretract_extra_length: 0. As always, your results with these settings may vary depending on filament type and print speed, but they’re a solid No matter what number you put as retraction on the slicer if its above that it wont work. This is the default for most slicers. Jan 15, 2024 · Running the test. In such a scenario, since slicer values are higher, will they be applied or do the firmware values set the limits as 3, 40 and 0? Other slicer settings should be similar to their defaults (eg, perimeters of 2 or 3 lines, normal retraction amount). 2 beta and I can't find a way to enable firmware retract (G10/G11) in Cura, the only thing I found is suggestion to enable Marlin (Volumetric) but still doesn't do the trick. If you want to make a change for a specific filament you are using, I would use the override settings. Usualy is the filament profile and . Please comment what you use and why. Then do a retract and watch how fast the extruder moves. With or w/o Jan 7, 2016 · There is an option with some firmwares to autodetect slicer generated retraction and replace it with the firmware values (M209), which might be an easier way to enable retraction gcode, but my printers don’t support it. PRUSA MINI+ Prusalink + Prusa Connect. MirageC Site Admin Posts: 497 Joined: Fri Jul Oct 8, 2016 · Both combined are supposed to really fine tune your prints. For all other printers Cura will control retractions using linear move (G0 or G1) commands. Hi guys, I'm using Cura 3. Does it have an advantage over using a fixed retraction distance and speed? Is it similar to autospeed, in the sense that the firmware decides on the speed a Sep 7, 2022 · Works fine with cura’s shop. 8mm retraction with 0. I checked the gcode and G10 and G11 were happily in the proper spots, too. Next up, speed. I think for evaluating the retraction parameters or when always printing with the same/similar material using firmware is fine. Restart Cura for the changes to take effect. XL1200. . cfg : [firmware_retraction] retract_length: 0. Updated Jun 30, 2023. so do this at your own These settings have a default value that should work well on many printers. Yes, shiftingtech was right it does both. Post by OlegOK » Tue Sep 01, 2020 4:30 pm. Typically, the retraction is done by the settings in the slicer. ) Dec 30, 2023 · In diesem Video zeige ich euch wie man im Orca Slicer ganz einfach einen Retraction Test erstellt, es auswertet und die werte erfolgreich ändert. 3) Print until you see how much stringing is happening, and then stop it. I noticed in the Tune menu during a print that I could tune the retraction. It is recommended Nov 5, 2022 · RE: Firmware Retraction? Certainly it retracts. There's no real difference between the end result of slicer versus firmware retraction, but there are some other advantages of firmware retraction - such as smaller GCode, being able to tune the retraction during the print, and that it's a hell of a lot easier to issue a G10 than something like "G92 E0 | G1 E-0. 1. The retraction parameters (like amount, speed and such) are defined in firmware and should be immune to speed increase. Slice the test. Aug 19, 2023 · If you enable firmware retraction in the slicer and set the retraction length to a different value than the one configured in the printer config, a SET_RETRACTION command isn't generated inside the result gcode, which means that the retraction value isn't honored. gcode file controlling the retraction. May 7, 2019 · The Prusa defaults for PrusaSlicer profiles are 0. Jul 25, 2017 · Adding something simple like firmware retraction would help bring this wonderful slicer up to feature parity with some of the open source alternatives. MirageC. Mar 16, 2022 · The retraction speed of your Ender 3 will determine precisely how fast the extruder will pull the filament out of the Bowden tube onwards through to the nozzle. Retraction Minimum Travel Oct 22, 2023 · Note: For the flow parameter to work correctly, slice the g-code for those prints at 100% flow. The preset number in PrusaSlicer is 1 mm, which is a low amount. Ensure your desktop/laptop and Klipper are connected to the same network. Am I missing something? Firmware Retraction. Firmware (and EEPROM) values: RETRACTION_LENGTH 3. 8 retract_speed: 60 unretract_extra_length: 0 unretract_speed: 60. I am using the prusa-slicer on my delta printer and the Gcode looks like this at the beginning : ``` ****Heaters startup***** G92 E0 G10 ; retract Dec 28, 2022 · on May 22. Merci pour votre aide. Apr 22, 2019 · Hi, I have seen the firmware retraction option in Slicer. I'm still using retraction, the same distance and speed as before, but now it's just from the slicer instead of the firmware. By using specific G-codes, such as G10 for retraction and G11 for unretraction, the firmware handles the retraction process according to the parameters you set. I also noticed it said my current retraction was 5mm, even though it was set to 1mm in Cura. Firmware enforces machine acceleration limits and maybe corrects for vibrations. If your printer is set to use firmware retractions, set it so in changez, otherwise set it to linear move. 65mm single wall width to match the Default extrusion width that my slicer was planning on. Retract on layer change: Activates retraction when the layer changes to the next one. I just saw your post on retraction settings and I am having problems with Prusa 2. Good morning, the Prusa slicer has three Modes of operation, "Simple, Advanced and Expert". Open Cura slicer. 2. you can up the factory firmware speed using M203 Ex. Open the Cura Marketplace, and Install the Moonraker connection plugin. My best settings at the moment is at 25mm/s with 3. Bonjour, J'ai un petit souci dans "Réglages de l'imprimante". May 28, 2024 · Orca Slicer: Retraction Settings – Simply Explained. Select the “Search Icon” at the middle toolbar. As long as the slicer outputs G0/G1 commands for movements, this post processor should Activate firmware retraction in your slicer. Here is what I added to the beginning. I am currently using Length 3. There are a few different retraction settings worth taking a look at in your 3D slicer. Therefore, in the following, the correct retraction settings in the free slicing software Cura are introduced and explained, so that you can look forward to flawless print results completely without Nov 5, 2022 · The option is there in Prusa Slicer, but doesn't seem to bring up any new options when I print. Oct 21, 2022 · Retraction is one of the most useful slicer settings for a 3D printer. Whether you are a beginner or an expert, this guide will help you optimize your retraction speed for better results. He is intelligent, but not experienced. Changing retract settings in slicer will not reflect in the Klipper front end. Check the option for "Include M101/M102/M103" in the G-Code tab. 4 mm Finally there is a travel move with Z-hop, and then the G11 unretract command is sent, which will unretract by the firmware setting. Thank you! (NOTE: I'm aware there is a way to accomplish this via post processing script, but what I'm looking for is a simple checkbox to enable it without messing around with post processing. Got Filament retraction issue in bay 4 with Bambu PLA Glow. 6mm z-hop. Mar 31, 2020 · If you can make slicer issue the firmware retraction command (G10)= retract instead of putting in explicit values AND if your printers firmware supports it then you could use the conditional logic to issue M207 (M207 [F<feedrate>] Retract feedrate (units/min) [S<length>] [W<length>] [Z<length>]) which would update your firmware retraction The main advantage of slicer retraction, is that if you use different material profiles in the slicer, then you can automatically have different retraction settings used for different materials (e. With firmware based retraction, it just includes code for where to retract, not how to retract. The firmware then manages each retraction as it has been set to do. I disconnected smooth at the Y branch, and pulled on the filament. 05 F180. For more information: Make sure it is enabled in your slicer. It works when the extruder finishes this part and has an empty run to the next location, the feeder will pull back the material to stop the melted plastic from dripping on the print. you can select mode at the top right of the screen regards Joan. It feels like the extruder has no time to complete the unretraction. This will start the test at 20mm retraction, and increase it by 20mm every 7. Calibrate the speed accordingly, slice the model again, and now run distance: RETRACTION_LENGTH_TOWER STEP_DELTA=0. Instead of relying solely on the slicer, firmware retraction allows you to enable retraction directly in your printer's firmware. Mar 4, 2022 · In this video, we cover what retraction is, how it is traditionally handled by the slicer, how firmware retraction differs more. Mar 26, 2022 · After each retract, there is a short time, where no filament is extruded. Input “Wipe” into the search box. However, if one has configured a large retraction in the slicer (eg, 5mm or greater) then one may find they limit the desired speed of retractions. Retraction is a question of gcode Feb 16, 2020 · As studiodyne has stated, you can use the replace commands to insert firmware retractions in the place of retractions in Simplify3D. It's in the printer settings also in the filament setting overrides. Repetier 0. 8mm height. Jun 12, 2023 · A klippy. 9. Top. Can somebody show me how to do it? Aug 15, 2023 · PrusaSlicer et rétraction. no luck. May 6, 2023 · TechDude23. I have tried firmware retraction, cura retraction, and set it in printer. Firmware and slicer flavour should not matter. cfg. 10. Advertisement. {REPLACE "M101" "G11"} Nov 4, 2022 · The setting for Firmware Retraction is in the Printer Settings which must be loaded from the Cura Marketplace to make the settings accessible. Even if I did figure out a way to do this in the slicer, I still would want to adjust the retraction when changing filament using the menu on the prusa mini. 4 KB) 5 Likes. The pressure advance test is largely immune to retraction settings. Does the MINI support firmware retraction? The option is there in Jan 17, 2023 · Carefully tuned PA will allow you to significantly reduce Retraction since the residual pressure in the nozzle is eliminated by PA already; Retraction in the Slicer or “Firmware Retraction” in Klipper exactly work the same; Edit: If we are only talking about the PA Test, then @theophile has already given you the correct advice. Start the print, followed by running: RETRACTION_SPEED_TOWER STEP_DELTA=10 START=10. 5 mm. Activate firmware retraction in klipper by adding this to you printer. Calibrating flow helped a bit too, but not anywhere near as much as turning down the acceleration for the extruder did. Feb 4, 2018 · Posted February 4, 2018 · Firmware Retract. Then in the wipe movement, the extruder position is further retracted in 3 steps by almost 0. When you turn firmware retraction on in Slic3r the generated gcode contains G10 & G11 commands for retract and un-retract. J'ai des parties grisé et je ne sais pas comment les dégriser pour les modifiers. M207 S1 F1800. 6 if Retraction is set to 2mm its stringy, if I set to 5mm it retracts but it doesnt pull filament back enough to start printing again, I change in Printer Settings and was wondering I need to change in Filament settings as well Sep 28, 2020 · RE: PrusaSlicer - Retraction parameters. 00) but i dont know what kind of stepper motor they used since there are no markings. Aug 16, 2020 · There is an inner perimeter for structure, and then the retraction segments are outside and adjacent to that perimeter. Try "retract amount before wipe" with about 80% I will try that if LA suggestions won't help. Retraction - Firmware vs Slicer. If using a large retraction, consider tuning Klipper's pressure advance instead. 0-320-g7e654aed. May You can see the initial G10 firmware retraction - this will retract by whatever the firmware setting is. What slicer and profiles are you using? My notes and disclaimers on 3D printing. How to use it 👍 May 1, 2020 · That is what gave me an actual . g. In this article, you will learn what retraction speed means, how it affects your prints, and how to adjust it for different materials and settings. Thank you! :з Aug 17, 2023 · Mainly to convert the retraction moves to G10 and G11 gcode commands. With slicer retraction, all the gcode to move the filament in and out of the hot end are added by the slicer. 92. This specific filament needed to have a retraction value of 8mm, (not 3) and I needed to up the retraction speed to 50mm/s. I did several experiments for tracking the problem. Sep 8, 2023 · Hi, I have sudden issue with retraction. Disable wipe while retracting & not using firmware retraction (there's no advance in using firmware retraction over the slicers one) I used it mostly for easier navigation through gcode while debugging. and miscellaneous other tech projects. Celle-ci peut se régler à 2 endroits différents dans prusa slicer. All experiments have been made on an RPI 4 with the latest klipper version: git describe --tags. Slic3r is bundled with Repetier Host, and in this instance also comes with default settings of retraction on. My firmware version of Marlin doesn't support it so I haven't been able to test it. For example some other slicers have an option you can turn on/off that is simply “enable firmware retraction”. PS 2. What in detail have you in your mind? even an old man can learn new things 🙂. I am using Repetier Firmware, which I have tonight discovered has retraction enabled by default. But if you often print with different materials slicer is the way to go in my opinion. It’s a good middle ground – not too far that it takes a holiday, and not too close that it’s breathing down the neck of your print. Super easy. Travel distance threshold = When to wait for a retraction after so much distance. Retraction Speed: 45 mm/s. Remember to unretract too as Klipper prevents further retracts without unretracting. Unfortunely I don’t want to take on another source of uncertainty, so I probably won’t try to mess with settings for now. Please contact the moderators of this subreddit if you have any questions or concerns. Jun 20, 2023 · Cura Retraction Settings: How to Avoid Stringing. It is very simple really. I thought I might have double clicked that box in Cura on accident, but it was checked. You usually want less acceleration on perimeters, first layers etc. Start with a small retraction length (in proportion to how long your bowden tube is), if in doubt start at 2mm. This means that yes the gcode will use firmware retraction but it will adjust the retraction settings you have hard coded into klipper. If retraction distance is the note, retraction speed is the tempo. I copied all of my slicer side retraction settings over to my c. Once at the next location, the melted plastic will be extruded. The higher the overall setting, the faster will be the movement. Dec 6, 2022 · Follow the steps below to configure the plugin for your Klipper 3D printer, and experience remote 3D printing. Select “Wipe while Retracting” from the list of available options. I hadn't realised this was only relevant for firmware retraction, but of course how would it know a move is retraction otherwise? DEFAULT_ACCELERATION is also set to 500, though, and I think that is relevant for all other moves that include an extruder parameter. Slicer settings are as shown in the attached image. I've downloaded superslicer, but haven't looked much other than to see that it's pretty obviously a split from prusa slicer which I know was a split from slic3r. Retraction settings are some of the most important values to tune for a great print. and made sure I had fw retraction enabled in ps. M208 is setting for extrusion recover length and speed. klipper will not control retraction, it just continuously feeds leading to ungodly stringing. 5, 2. fg. G-code flavor is set to Marlin. RETRACTION_Z_LIFT 0. firmware_retraction¶ The following information is available in the firmware_retraction object: retract_length, retract_speed, unretract_extra_length, unretract_speed: The current settings for the firmware_retraction module. Then issue a M220 to make it slow and retract again Sep 1, 2017 · Firmware retraction , allow the wipe option , because ' wipe ' is not a retractation , but just a tool path + a negative extrusion that can change in many situation , the slicer , don't send a G10 if a ' wipe negative extrusion' is asked , you can now use wipe and FW together. Unfortunately there is no nice way to detect this for you without a bunch of extra processing, so you need to set it yourself. I’ve been having all kinds of slicer and printer errors. Additional context Minimum travel after retraction: Amount of move that will trigger a retraction (mm). I have not used either. - Dans l'onglet "Réglages du filament" rubrique " Annulation de filament". It controls how much filament is pulled back after a travel move, and it’s the #1 setting for eliminating retraction and over-extrusion on 3D prints. then you can set what retraction length should be used on that one part. 1 / Tri-Zero However, with the right settings for retraction in the Cura slicer software, these problems can usually be eliminated in a few simple steps. It also doesn't require you to mess around with configs, macros, etc, so it's easy to use. Comme dans Rétraction Longeur ; Vitesse de Rétraction ; Vitessede Réinsertion ; Quantité de rétraction avant nettoyage. These settings may differ from the config file if a SET_RETRACTION command alters them. prusaslicer should be the same / similar. Enable the “Wipe while retracting” setting. Retraction Distance: 6. Oct 5, 2020 · Voilà j'ai un soucis que vous avez sans doute déjà vu, mais j'ai besoin de précision. Aug 10, 2022 · RE: Prusa Slicer Retraction Settings. Honestly was too lazy to do all the retraction testing when in marlin since it was print - adjust - print - adjust into forever. Dec 28, 2023 · KAMP - Firmware filament retraction. I have enabled firmware retraction, have set it correctly in Klipper for months but suddenly the G10/G11 is not being added into the Gcode, therefore no retraction is taking place. After you do your test (with Cura handling the retractions) you can set it back to Firmware Retraction if you like and the settings (Retract Distance, Retract and Prime Speeds) will get passed to the Sep 14, 2020 · $\begingroup$ No - retraction is done the old-school, slicer way. 2) Slice. I'm confused by this too. 889×458 77. please help Ender 3 s1 pro Klipper running on Mainsail Mar 1, 2015 · First you need to go to Printer Settings -> General and enable “Use firmware retraction” checkbox. Describe alternatives you've considered A post-processing script that would replace all the retraction moves with G10/G11 commands. . 6 on Mac. Having this number higher will get lower printing times, but increase oozing and stringing. Magarotto. 1) Set your retraction length in Printer Settings, Extruder 1. It also tells klipper what retracts to use. The Ender 3 (V2/Pro/S1) printers are great at pushing filament, but stringing can be a problem. To enable creality print to insert only g10/g11 Apr 12, 2021 · I'm still looking for the perfect retraction settings. xx speed, (e. v0. 25 START=0. 25. I have only experience with RepRap Firmware and that's how it is done there. Also since klippers filament width measuring doesn't affect retraction length i would say firmware retraction is independent of flow and speed modifiers Jan 29, 2016 · In Printer Settings, General - make sure "Use Firmware Retraction" is off for this. Feb 7, 2023 · Activating retraction is one of the most important and common ways to prevent 3d printing stringing. And right away I had an issue of improper retraction. one is for the printer, and one is to override the printer settings. Acceleration is usually controlled by the slicer since firmware doesnt know what it is printing. I ended up arriving at the perfect print temperature of 175 instead of 190. 1 Unretract_speed: 15 Zhop_height: 2mm Zhop_speed: 25000. Retraction speed and its impact. This is typically in millimeters per second (mm/s). I'm setting my retraction settings in orcaslicer, I have "use firmware retraction" enabled, but klipper is still using the retraction settings from printer. MirageC Site Admin Posts: 497 Joined: Fri Jul Nov 7, 2023 · The retraction distance is one of those critical notes. You also have the retraction length but I think you are wanting the travel distance ? Traditional retraction as opposed to firmware retraction. log would help since it contains the interpreted config that you are using. Standard I3 mk3s, MMU2S, Prusa Enclosure, Fusion 360, PrusaSlicer, Windows 10. - Dans l'onglet "Réglages de l'imprimante" rubrique Feb 5, 2022 · I'm running a direct drive and set my retraction to 1mm in Cura. the retraction settings are visible in both "Advanced and Expert". by Hironori Kondo, Gabriel Boyd. I've re-installed klipper and printer firmware, verified all settings, even installed a different extruder. RETRACTION_SPEED 40. This doesn't affect any SV06/* extruder users because the Tried fw retraction for the first time tonight. You either can zip it, upload it to gdrive. Tweak the retraction settings and other related settings until you are okay with the print results. Sort by: TubeMeister. Dec 18, 2023 · First time Printing multi-color. In my limited travels I've not seen any printers yet that have firmware retraction enabled, but that doesn't mean they aren't out there. Let's check out Orca Slicer's retraction settings! May 28, 2023 · Retraction is a key technique to improve the quality of your 3D prints, but it can be tricky to master. Jul 21, 2022 · I'm afraid that you don't understand how Marlin firmware and a slicer works. September 2017 in Repetier-Firmware. M208 S-0. In order for the Macro to work correctly, you need to use [firmware retraction] Calibration_Prints. If using a large retraction, consider tuning Klipper’s pressure advance instead. It can be useful to set the external perimeter speed to be the same speed as the rest of the print, but it is not a requirement. This just gives you a bit more headroom for filaments that may behave a bit differently. I’ve wanted to try firmware refraction for a while and And it would be easy to test just set the firmeware retraction to something big that you can observe, like 30mm, and set the speed to something fast. In my opinion, choose a height 1-2 rings higher than where the stringing disappears. Published May 28, 2024. cr ve sw gy mq hf ct ph on qa