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Ender 3 firmware retraction. 80mm/s is about the max you should go with a bowden.

Edit: It's also so strange to me that the bottom one is more shiny than the top. 2 ;firmware retraction. Retraction Speed: 45mm/s. 0000 F6000\n" "G1 E0. It’s a crucial step that separates average prints from professional-quality work. Dec 29, 2023 · Printer Model: Ender 3 V2 Neo MCU / Printerboard: stm32f103xe Full disclosure, I only got Klipper set up yesterday, but so far its been pretty awesome getting to know it. I'm printing PLA at 215C at the moment, as I got extruder skips with 210C at 50mm/s. 2 mm layer height. Learn seven easy tips to fix Ender 3 (V2/Pro/S1) under-extrusion. Better print quality. cfg, you also have a firmware_retraction section that you should remove and your pressure_advance is set to 1. My Ender 6 hasn't been stock for a while now, but when it was, I recall my retraction being higher than that. Jan 4, 2019 · Chuck shows you two important Cura Settings for Retraction and Raft on Creality Ender 3 or CR-10 Mini. Find out how to perfect your Cura retraction settings (including the coasting settings). Jan 19, 2023 · Below are the retraction settings we recommend using if you plan on printing PLA filament with your Ender 3, Ender 3 V2, or Ender 3 Pro: Retraction Speed – 45 mm/s; Retraction Distance – 5 mm (Bowden) / 1 mm (Direct Drive) Retraction Minimum Travel – 1. On a stock Ender 6, or any stock Creality printer with bowden instead of direct feed extruder, check the bowden tube fittings. This is the newer direct drive with the motor angled. 875 V. I even set the retraction to 10mm and 1mm/sec and never got a change. The retraction usually occurs before the traveling, and at the Top: 0. The retraction settings can help you reduce stringing during printing. This will open a new window where you can adjust the retraction tower settings. When tuning retractions, you can play with these parameters in the Tune menu: Temperature. He explains how to adjust them to get zero strings and Jan 11, 2024 · After that perhaps run the flowrate calibration. Myth - Retraction “sucks” filament back up through the hot end. I have an infant son at home, so my time I can dedicate physically to my machine is limited Here, enthusiasts, hobbyists, and professionals gather to discuss, troubleshoot, and explore everything related to 3D printing with the Ender 3. Oct 15, 2022 · I upgraded my Ender 3 V2 with a BIQU H2 hot end and extruder head and a BLTouch probe. Motor current configuration using reference voltage • Adjust Vref by the trimmer resistor to voltage corresponding to 1. While 5. The speed may have being limited in the firmware try to change it. This guide is written for use with our firmware branches that have easy-to-use configurations. Linear Advance and Retraction. Ender-3 S1 LED Light Bar Kit. A Subreddit for Ender 3 v2 users to seek help, share their creations and talk. G-command "M201 E9000". Sep 29, 2023 · Pro tips to fine tune your Creality Ender-3 V3 SE and eliminate stringing! Get your Ender-3 V3 SE here:Amazon Links (As an Amazon Associate I earn from qual Jan 7, 2016 · If you just want to change your unretract speed to a different value from the retraction speed, you can place something like the following line in the script post processing section of Simplify3D (Settings->Scripts->Post Processing->Additional terminal commands for post processing). No printed brackets or sandwiches. Micro Swiss Direct Drive Extruder is a drop in system for CR10 / Ender Printers. 5 mm extra filament after retract but doesnt change anything. The console showed the change, the Get_Retraction command showed the change, the machine just ignored it. Oct 10, 2022 · The Best Ender 3 (V2/Pro/S1) All-Metal Hot End Upgrades. Published Aug 19, 2023. On the other hand, if you’re using a bigger nozzle, such as a 0. I’ll try to find the retraction setting in cura I don't even have firmware retraction enabled, so I don't think it's my firmware, I have a btt skr mini e3 v2. Feb 23, 2024 · Step 3: Access the Retraction Test Feature After creating a new project, go to the OrcaSlicer Calibration menu and click on the “Retraction Test” option. For all other printers Cura will control retractions using linear move (G0 or G1) commands. Thank you so much, you fixed my problem. Configuration reference. The unit is a creation of one of the reputable manufacturers in the business KAMP will warn you if you forget to set this value, and skip the purge so the printer will not be halted. Description −. Retraction increased to 4mm, at 40mm/s. The Ender 3 is a bowden extruder and thus needs higher retraction. Ender-3 V3 KE. Search firmware_retraction on the page above for information, Configure it in klipper Jan 19, 2023 · In essence, correctly configuring retraction settings for a direct drive extruder is as straightforward as decreasing the Retraction Distance to a much lower value than what is standard for a Bowden extruder. These commands allow you to utilize the firmware retraction feature available in many slicers, to reduce stringing during non-extrusion moves from one part of the print to another. Maximum feed rate for E is set in firmware to 25 mm/s, which I think is fairly low. Aug 19, 2023 · PrusaSlicer Retraction Settings: All You Need to Know. 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. If this is not found, KAMP will warn you, and use reasonable direct-drive extruder values to complete This is optimized firmware for Ender3 V2/S1 3D printers. G-command "M203 E200". All Creality software is here. 5, 6. To update, first check your printer, board, and firmware versions. everything is working fine only the firmware retraction. Ability to have pressure advance (similar to linear advance) on any Ender 3 v2. 8000 F1800" or remembering to switch correctly between relative and absolute modes. In this article, we’ll take a Jun 20, 2023 · Cura Retraction Settings: How to Avoid Stringing. Updated Jun 20, 2023. Just picked up the Ender 3 V3 Se and it's my first printer with a direct drive. This can be done by using a terminal program such OctoPrint, Pronterface, Repetier, etc. How to install a BMG E3D V6 Direct-Drive on your Ender 3 (Pro/V2) or CR10? In order to install this upgrade on my Ender 3 Pro, I designed a custom 3d printed mount. If you still got stringing issues I would check other settings as well. Nozzle Temp: 198. Edit: clarification on print speed and retraction speed. How does Firmware Retraction work? Slicer-based retraction works by specifying each individual move the extruder makes for each retraction. 7) Configure the values as shown to modify the retraction distance. Behavior. It helps to reduce over-extrusion at the end of each move and under-extrusion at the start of each move, resulting in sharper corners and smoother surfaces. We would like to show you a description here but the site won’t allow us. all axis movements, extruder movements, heating, fans controlling, Retraction: 1. cfg. Sep 14, 2020 · VRef on extruder driver is 0. Learn seven easy tips to fix Ender 3 (V2/Pro/S1 Welcome to the Ender 3 community, a specialized subreddit for all users of the Ender 3 3D printer. Only then start the update. If you’re installing it on one of those printers, the overall process should be the same, but you may notice a few slight differences during the retraction shouldn't be that fast at all. gcode file. 3. Oct 26, 2023 · Retraction – 2-3 mm at 20 mm/s, though don’t hesitate to drop quite close to zero if stringing is a real issue. 5 distance - 25mm/s retraction speed, 50mm/s print speed. Sonic pad is by far the best upgrade for Firstly, make sure the Gcode is being emitted as you expect it from Cura, the most likely issue is that it's not outputting the firmware retract Gcodes. 0 and tft35-e3 v3. Nov 27, 2020 · This video is part of a series of 10 videos that go through how to properly calibrate your 3D Printer, the videos include:Calibrating Your 3D Printer Overvie Jan 12, 2023 · Ender 3 (V2/Pro/S1) Under-Extrusion: 7 Easy Tips. Extruder current is firmware set to 900 mA. If you are using another firmware […] Here, enthusiasts, hobbyists, and professionals gather to discuss, troubleshoot, and explore everything related to 3D printing with the Ender 3. 0 in my ender 3, also added a micro swiss direct drive extruder and all metal hot end. Jan 19, 2023 · Here is a step-by-step guide for configuring retraction settings in PrusaSlicer for PETG filament: Click the Plater tab on the top of the PrusaSlicer window. Resolve common Ender-3 V3 SE issues with our comprehensive troubleshooting guide. I assume that there should be no retraction while doing a calibration otherwise the calibration would be affected. If you are using a different printer, the steps may be slightly different, but the general process will be the same. 2 mm works perfectly for my Ender 3s, every printer is different, so feel free to change it based on your Recommended retraction settings for printing miniatures with an Ender 3 (Prov / v2) printer. Stock hotend for ender is able to reliably extract 6-7 mm 3/s which is barely 80 mm/s but more conservative 60 mm/s. Contribute to mpohoda/Klipper_E3S1Pro development by creating an account on GitHub. by Hironori Kondo, Gabriel Boyd. Here, enthusiasts, hobbyists, and professionals gather to discuss, troubleshoot, and explore everything related to 3D printing with the Ender 3. I tried lowering Temps and tweaking retraction settings but so far nothing has really eliminated the stringing only slightly improved it. Ender 3 Pro. All-metal hot ends unlock many new material possibilities. If you want to print faster, upgrade to all metal hotend (ie Phaetus Dragonfly or SliceEng copperhead heatbreak) and to dual Nov 7, 2023 · Diving into the world of 3D printing with the Ender 3 Pro V2 means getting up close and personal with retraction tuning. Current. Creality Sonic Pad Serial Cable. Ender-3 V3 3D Printer. Klipper Install and Config for Ender 3 S1 Pro. Whether you're looking for guides on calibration, advice on modding, or simply want to share your latest 3D prints on the Ender 3, this subreddit is your go-to hub for support and inspiration. Read on for the best upgrade options for your Ender 3 (V2/Pro/S1)! Advertisement. Micro Swiss Direct Drive Extruder for Creality CR-10 / Ender 3 Printers. g. 05. Genuine E3D Hemera 1. Bottom: 1. Find all Creality firmware downloads for your Ender Series 3D printers, including ender 3, ender 3 pro, and ender 3 s1, etc. Looking more closely at your printer. Here is a pick of different tower tests. It drove nuts that Cura can't Retract while it wipes the nozzle as S3D does. Unfortunately there is no nice way to detect this for you without a bunch of extra processing, so you need to set it yourself. Jun 26, 2023 · For an Ender 3 / Ender 5 with a Bowden extruder, we recommend starting with a retraction speed value of 45 mm/s for testing unless you’re printing TPU, in which case you should have retraction disabled. Welcome to the Ender 3 community, a specialized subreddit for all users of the Ender 3 3D printer. 75. Performs two moves: a retract move at the retract feedrate/acceleration, and an optional Z lift at the maximum Z feedrate Welcome to the Ender 3 community, a specialized subreddit for all users of the Ender 3 3D printer. 8) Ensure that Standard Quality (. 75mm 12V Direct Kit. However, printing with TPU can be challenging. By honing in on the Bowden retraction strategies for Ender 3, you can eliminate stringing and improve print precision without a hitch. 0000 F600\n"} Software & Firmware. To be able to tune the retraction you must to activate firmware retraction, that instructs the slicer to change the normal extruder movements into special G-codes G10/G11, that is an advanced feature and you must read the Ender 3. There's an option to use firmware retraction settings, that allows ur firmware settings to overwrite ur sliced gcode settings. Doing some retraction tests and I know the distance should be about 0. The descriptions in this document are formatted so that it is possible to cut-and-paste them into a printer config file. 5-1mm and a Retraction Speed that’s also in the 35 – 45mm/s range. Most folks probably haven’t even heard of it but it may in fact be j Retraction speed over 80MM/S, retraction length 2. According to reviews, Creality Ender 3 Pro 3D printer is one of the top-tier models available in the market. PrusaSlicer offers a long list of useful settings. Updated Oct 10, 2022. 4 mm nozzle (the standard size for many 3D printers out of the box, such as the very popular Ender 3), the retraction extra prime amount you should be starting off with is 0. Ender 3 S1 (already has a Sprite extruder, but the all-metal hot end in this kit is only found on the S1 Pro, not the regular S1) Ender 3 Max. All hardware seems to work flawlessly, incl. 6. 5 mm) for this setting if you have a direct drive extruder configuration (e. infill: 10% Zigzag. If your printer is set to use firmware retractions, set it so in changez, otherwise set it to linear move. 9) The calibration test is ready to print! We would like to show you a description here but the site won’t allow us. But, there are a lot of other advantages to Klipper: Faster print speed. I currently run an Ender 3 (Marlin flashed) and an Ender 3 Pro (Stock firmware) and was having nasty, random extruder clicking issues regardless of the layer. 0 V. By pulling some of the filaments back from the hot end before the tool head travels, the pressure of the molten filament in the hot end can be reduced, thus reducing the chance of stringing on the traveling path. It can swap the sequences of Wipe - Retract to Retract - Wipe, and it can also linearly divide retractions over the set wipe distance. Updated Jan 12, 2023. Creality Ender 3 Direct Drive Upgrade Kit, Ender 3 Pro/Ender 3 V2 Direct Drive Extruder. {REPLACE "G1 E0. As far as I can make out, the maximum suggested for these motors is 1. Firmware retraction allows you to tune retraction at the machine level and can significantly reduce the size of G-code files. A retraction tower is a 3D model that has different sections with different retraction lengths. Though capable, the Ender 3 (V2/Pro) can have trouble with flexible materials. 064 mm^3 (0. Left to Right retraction setting: 0, 3, 4. 6 mm at 40 mm/s; Kühlung: 100%; Thermoplastic Polyurethane, or TPU, is a flexible and durable material that’s great for making parts that need to bend or flex during use. 2 mm works great. 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. I updated the firmware from Ender website using Ender-3 V2_32bit_4. Choose Generic PETG from the Filament dropdown on the right pane. Feb 20, 2024 · Best Overall & Premium Pick. 5 mm This fix worked for a friend who also has an Ender 3. It makes it a lot easier to see what's going on. - Firmware Retraction · mriscoc/Ender3V2S1 Wiki M207 S1. It’s like even in loosest setting the filament just gets flat and jams. 4 mm nozzle and 0. Learn how to correctly set up direct drive on your Ender 3! Advertisement. Discover how to use PrusaSlicer retraction settings to reduce stringing on your 3D prints! Advertisement. A place to discuss the new Ender 3 V3 KE - troubleshooting, mods and more. 0, which is ridiculously high. It is also recommended to set up firmware_retraction inside of klipper so KAMP can use the correct retraction settings for your machine. Hi, I use this with Creality Filament black and white, its from HyperPLA profile to print with 200mm/s, give it a try. Image from Sebastiaan Dammann - Adjustable retractions during printing. Unified Firmware Configuration There are three ways to configure Unified Firmware for the Orbiter extruder. Troubleshooting. 99. Similar to the way all of the other motors move, each retraction is specified by “G1” Gcode commands for movement of a certain distance at a certain speed. I thought I read somewhere that you should be able to lower your retraction settings after configuring your K value, but I'm not seeing much of a change in my test. Increase the extruder acceleration. So when setting my acceleration settings in Cura for my Ender 3 Pro, I was under the impression that Cura would override the firmware maximum acceleration of 500 mm/s2. 43K subscribers in the ender3v2 community. 5-2mm but I can't find much info on the speed? I've seen 25mm/s all the way up to 75 mm/s. Click Extruder 1 (you will have to configure each extruder separately Welcome to the Ender 3 community, a specialized subreddit for all users of the Ender 3 3D printer. Sep 6, 2023 · Herein, we explore Ender 3 retraction settings and parameters related to the same to help you understand the dynamics and how to use them to your advantage. DEFAULT_MAX_ACCELERATION is set to 5000 mm/s 2, but DEFAULT_RETRACT_ACCELERATION is set to 500 mm/s 2 and M207 S1. Mar 6, 2024 · First, let’s start with the most common misconception about what retraction does and how it works. Faster isn't always better. 6 mm one, the starting point retraction When installing the Tough Extruder most machines that came with a non-geared extruder (aka most machines with the brass gear types) will need the E direction reversed. 5 F7200 Z0. 5-4MM. Multiple consecutive G10 or G10 S1 commands without a corresponding G11 or G11 S1 will be ignored. Anyway, I doubt you will be able to print at 100 mm/s even with 0. Otherwise the slicer takes precedence. 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. 4. 209 reviews No questions. Award. Sep 30, 2021 · I get perfect retractions using a retraction distance of 3 mm and a retraction speed of 25 mm/s. From motion anomalies to temperature and extrusion problems, find solutions for optimal 3D printing performance. Next, pick the right update file for download. Usually after a few minutes or on jobs with lots of retraction. 2. What's a good gradient to test and at what interval. By default I believe the Ender's hotend fan (the one that cools the heatsink) is wired to be always on, so it won't be controllable from printer. If you do not have a terminal program, we recommend […] Retraction Before or While Wiping. I was looking for easy Macro’s to do line purging before prints, and stubmled upon KAMP which seems fantastic, I have adaptive mesh working, but Line Purging seems to be skipped. Jan 8, 2020 · Heavily Modified Ender 3, Duet WiFi, RepRapFirmware for Duet 2 WiFi/Ethernet 2. Ender 3 V2. Direct Gcode commands Send the following configuration commands via user interface and save them to EEPROM. log would help since it contains the interpreted config that you are using. 0. So I had to resort to creating a post-processing script myself that does exactly this. Bed: 65 (I use glass bed) Speed: 200mm/s. Edit: Overture PLA. You will also need to change the esteps. Combing Mode: ON and set to “ Within Infill “. For Direct Drive Ender 3 Printers, you can use a smaller Retraction Distance that’s between 0. Minimum Extrusion Distance Window: 10mm. There was a SET_RETRACTION macro somewhere that printed out the changes as it went. Dec 11, 2021 · Ender 3 (V2/Pro) Direct Drive: Step-by-Step Guide. it retracts every line it makes and also on edges (normaly travel without extrude) it creats gaps on all edges and where the infill touches the walls. Ender-3 V3 SE. Retraction is the key to reducing stringing. Mine brand I’m trying is sunlu silk. i was trying to add 0. 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 Jun 12, 2023 · Piezo June 12, 2023, 9:49pm 2. The Sprite extruder-only upgrade kit works on several Creality 3D printers, but is unsupported on some models, shown in the table below. Updated Dec 11, 2021. 3 Klipper firmware configuration [extruder] microsteps: 16. This guide covers the step-by-step installation process based on our install on an Ender 3 V2. 8mm retraction distance - 25mm/s retraction speed, 100 mm/s print speed. check your firmware settings. 2 ;firmware retraction M500 ;save settings to EEPROM . So I upgraded my ender s1's hotend to a all metal hotend and changed the firmware to the ender 3 professional and I'm getting a lot of stringing that wasn't happening before at all. While Bowden extruders often require at least 5 millimeters of distance for a successful retraction, with the optimal value falling in . 1. 80mm/s is about the max you should go with a bowden. bin. I have an Ender 3 V2 with Klipper and noticed while doing an Esteps calibration that at the end of the extrusion the extruder retracts about 5 mm. More > Resin 3D Printers. 2A Peak. No modification required, simple plug and play. Build using the latest source, and use a 64kb bootloader offset. CR-Laser Falcon Replace Protective Lens. You will need to use a digital multimeter. You either can zip it, upload it to gdrive. Hi, I've been playing around with linear advance. Feb 5, 2022 · Firmware Retraction I'm running a direct drive and set my retraction to 1mm in Cura. Jun 17, 2023 · Putting into consideration the many benefits it brings to user experience, whether it’s the interactive bed tramming tool or the firmware retraction functionality, Professional Firmware is a considerable upgrade on the stock Creality firmware that ships by default with the Ender 3 V2 and the Ender 3 S1, and combined with how easy it is to The Ender 3 v2 has a 32-bit CPU so this advantage is a bit smaller (though Klipper uses more advanced kinematics equations so the prints will still be slightly better). 1 - V1. $39. Essentially, each retraction is “written out” completely. See the installation document for information on setting up Klipper and choosing an initial config file. 5 to 1mm range is for direct drive extruders. CR-10 Smart Pro. Oct 9, 2023 · The best Retraction Settings for an Ender 3 is a Retraction Distance between 4-7mm and a Retraction Speed that’s in the 35 – 45mm/s range. Click Printer Settings from the top of the window. If you are facing PLA clogging problem,please try the followings: Increase the retraction speed. Sep 5, 2023 · Firmware retraction is an advanced feature implemented in this firmware and allows you to change retraction parameters on the fly while a printing is in progress. For more information: We would like to show you a description here but the site won’t allow us. Whether you're looking for guides on calibration, advice on modding, or simply want to share your latest 3D prints on the Ender 3, this subreddit is [firmware_retraction]¶ The following standard G-Code commands are available when the firmware_retraction config section is enabled. A klippy. The Ender 3 V2 still relies on a Bowden extruder system, so settings for TPU are more or less the same as those for the Ender 3, but with a few minor tweaks to retraction speed and distance. by Pranav Gharge, Jackson O'Connell. This document is a reference for options available in the Klipper config file. 75 - $ 99. Update your printer with the latest firmware for optimal This may be a stupid question but how does retraction affect Esteps Calibration. Ender 3 S1). Start the test at 1 mm, and increase it by 1 mm on each section of the test print (which matches the numbers on the test model). I noticed in the Tune menu during a print that I could tune the retraction. 3. 4. So you people with the same setup, what settings are you using? The 0. The proprietary firmware does not give the desired quality, strong vibration of the Y-axis does not allow you to print at high speed. The more I watched the print, the main source of the clicking was when the extruder was re-priming after a retraction movement and Version History. Maximum Retraction Count: 10. Ender-3 V3 Plus. 2_BLTouch_Marlin-2. Also, bonus tip, if you have a STM32F401 and you're having trouble flashing this (or any) firmware, try putting the bin in a folder called STM32F4_UPDATE instead of on the root. 1. PrusaSlicer is just a slicer and it can't fix the situation. Sep 13, 2023 · Linear Advance (LA) Linear advance (LA) is a feature that improves the quality and speed of 3D printing by adjusting the extrusion rate according to the print speed and material viscosity. Ender 3 pro, Ender 3 v2, CR10, Ender3Max, Printer mod MDD Oct 26, 2022 · For the Ender 3 (Pro/V2), I’ve found that a retraction distance of 5. Under-extrusion is a common problem in 3D printing. by Jackson O'Connell. So, the more retraction you use, the less oozing you’ll get. Dentistry Mar 4, 2022 · I’ve wanted to try firmware refraction for a while and I’ve finally gotten around to it. 4 * 0. Advertisement. I've tried bumping the acceleration up to 1500 mm/s2, but im noticing (via LCD screen) that A_max_X, A_max_Y, and A_max_Z are still 500, despite the main acceleration value on I checked the gcode and G10 and G11 were happily in the proper spots, too. Firmware […] We would like to show you a description here but the site won’t allow us. Fact – Once filament has melted in the “melt zone” of your hot end, it cannot be retracted. Try as I might, nothing worked from the Firmware Retraction settings on the browser. couldnt deactivate the Dec 2, 2022 · I am hoping that I can find someone else who has worked out the kinks and figured out the proper extruder settings and BL-Touch offset from nozzle with the Micro Swiss NG Direct Drive extruder. 2 mm layers) is still selected. I retract 5mm @ 50mm/s with my MicroSwiss hotend on the Ender 3. 0-2. I am in the process of installing this on my Ender 3. BMG E3D V6 firmware for the Ender 3 Jun 11, 2023 · For instance, if you’re using a 0. Features: High-speed Nozzle Kit. Iroh3d January 11, 2024, 4:00pm 4. Retraction Distance: 6mm. Best TPU Slicer Settings for Ender 3 V2. $ 57. Note that you should use a much lower value (1. The Ender-3 V3 SE is equipped with a direct drive extruder, which is a game-changer when it comes to printing Hello, i have uploaded Marlin bugfix2. Great Alternative For Under $1000. I have firmware retraction enabled, and even though I disabled retraction in the filament settings by checking the override and setting the length to 0, G10 and G11 retraction commands are still generated in the final . Retraction isn't the only thing that affects it. 1 Like. If I run it as a stand alone command, I get STM32F401 chips are working now. I was using whatever speed was default in Cura, though. X with the settings for Ender 5 Plus. Sep 10, 2023 · Ender 3 V3 SE is terrible. On the other hand, for an Ender 3 S1 / Ender 5 S1 with a Direct Drive extruder, a retraction speed value of 40 mm/s should do the job, which This might be an older post but I just started having this issue on a new Ender 3 with the aluminum Creality extruder. 4). Also just confirmed same for Z hop, it seems to keep the last manual tune settings, and the guy does not match the gcode. kk rz do cg ea gu tv ue zh al