Biqu h2 retraction noise Just wondered if you needed to change to 8mm, 25. Thanks Reply reply dreadcooper • Did you . This stops it jamming altogether. The first printer sold with Klipper out of the box was the FLSUN V400 which performed very well, and it’s nice to see that BIQU is launching their own Klipper 3D Printer, in the form of the BIQU Hurakan. 75 heater_pin: PG5 sensor_type: EPCOS 100K B57560G104F sensor_pin: PF1 max_extrude_only_distance: 150. I noticed when the Extruder retracts a clicking sound, i took it apart and find out that Hi guys, I installed the H2 V2S, it works good so far for a couple of prints. 1. Since I had issues, my accel is 2500, any higher and I had some very ugly noises. E-steps are calibrated. all axis movements, extruder movements, heating, fans controlling, BIQU H2 head keeps stripping the filament and failing prints. Sounds like you're excessive retraction settings as causing jams. You have to change retraction settings to approximately 0. It wasn't until I used the same profile on a different printer where I discover H2 V2. Open comment sort options Im gonna play around with retraction settings to see if that noise Having an issue with my BIQU h2 making a grinding noise on retraction. Hi all, just got my H2 direct drive extruder installed. Don't forget to reduce your retraction in your slicer of choice. I updated the firmware from Ender website using Ender-3 V2_32bit_4. Sure, here it is. But it makes sound with retraction. yesterday i installed the H2 on my Biqu B1. Finally, you will be able to print flexible filaments like TPU and TPE with better quality and faster print speeds. Feel free to seek help and share your ideas for our pruducts! Please be friendly and respect others. If you go e3 mini v3, the driver current is adjusted from the firmware. I hated the clacking noise from the H2 also. However with PA and 150mm/s print speed it clicks like crazy (imagine sound of a minigun, but it makes sense I guess, when PA H2 500°c Extruder English Manual Purchase Link: https://bit. 4-5mm seems to be a good value retract_speed: 4 # 4-15 is common These biqu H2 extruders are great, but they do tend to Jam, this is how I sort that out when it happens to me. All hardware seems to work flawlessly, incl. However I am getting loud clicking coming from the gears (not the motor). I was extremely disappointed with the support as I was trying to get any information about If it were mine, I'd open the unit and clean any debris. . But yes some clicking is normal on retraction. Bad settings, or need to strip it apart and clean it? 0:30. ly/3N2Xt43 Navigation: BIQU Official Website Skip to main content. The BIQU H2 should be a E3D Hemera killer. The H2 is a direct extruder and as such you should start at something like 1mm retraction at around 45 mm/s. 7 board & a CR Touch. For the same reason I had to draw the line at 250 for travel. Show off your setups, discuss the science of sound, share the newest and greatest technology out there. **UPDATE** After a year+ of use on the H2 I purchased above, the stepper died. The H2 did not experience issues while test printing at first. Anyone out there had this strange Metal scratching noise? Its not skipping, had skipping once before, and it sounds completely different. bin. In my case was related with the retraction speed and distance by default were off like 10x. In this guide and test I try out i also on the Biqu H2, and depending on the Source some state it should use 800mA some state it should use 750mA. is this normal? do I need to adjust anything. My guess is that you are pulling the filament to far up into the I eventually found that it was because I was using a 0. I've opned the block entirely and clean everything with degreaser and a file. I've tried a few fixes but feel blocked! This is an H2 V2 extruder. 6mm nozzle and the retraction distance was too long. Ender 6 results with Klipper and BIQU H2 ️Lightweight & Compact & Powerful: BIQU H2 V2S extruder weighs only 195 grams, which effectively overcomes the short-stroke print head's heavier shortcomings, and is especially suitable for dual-jet printers. Then I'd reseat all the gears, bearings & the spring for the lever. Which settings are wrong ? what speed of retraction have you set in the slicer? 30mm/s. I’m still using the Sprite. Gerk August 26, 2022, 1:44am 19. Using Posted by u/Original_Ordinary383 - 4 votes and 14 comments Hello! Biqu BX user here at the end of my rope. My new problem is a nozzle clogged at mid print time, first when i try and extrude filament its making a clicking noise and the big silver wheel seems to be jumping. I just bought the H2 V2 and installed it on my Ender 5 Plus. Nozzle Retraction Settings Additional settings or relevant information is always encouraged. 4/5mm) then searching “click fix biqu h2” on YouTube (mostly the same) which involves taking the two screws out that hold it together and aligning it with a pull to the side and some Either my hearing is bad or that sounds fairly normal. When you install the BIQU H2, the hotend is also improved, even though the stock heatbreak is still PTFE lined. I use it with 750, cause with 800 it gets really hot, also is the suggested 932 Steps just accurate with 750, with 800 it needs calibration. 0 FAQs; Comments I’m also running an Ender 3 Max with lots of upgrades, and just recently installed the Biqu H2 V2, and this new extruder has been giving me nothing but grief, with loud grinding noises, and generally not extruding properly. 5mm, retraction speed 5mm/s, 210*C hotend) Showcase Share Sort by: Best. I've seen this same sound on bmgs when they're not BIQU H2 head keeps stripping the filament and failing prints. I set the Esteps to 932 as recommended by the manual but have no I’m also running an Ender 3 Max with lots of upgrades, and just recently installed the Biqu H2 V2, and this new extruder has been giving me nothing but grief, with loud grinding noises, and generally not extruding properly. I found a kit on Alibaba that said "fits Biqu H2" and then measured the bearings inside my H2 V2S. Retractions still make a noise if you listen hard but nothing annoying. reviewshttps: The BIQU Hurakan is a cheaper alternative cartesian 3D printer with the main selling point being the Klipper firmware being pre-installed from the factory. 2. Here’s my extruded section for my working Biqu H2. 4 filament_diameter: 1. 0. 6mm and 8mm/s and its done just fine for a couple of small prints. 2_BLTouch_Marlin-2. ender 3 pro with the BIQU H2 V2S REVO Extruder . 5 mm retraction at 45 mm/s and make minor adjustments as needed. After that I'd ensure you have your firmware correctly configured to work with the H2. Also, just to add. remove the filament from the extruder and edit your g-code file so that your bed and nozzle heater doesn't turn on, and simply run the print with the front of the print head disassembled so you can see if it's a motor bearing problem inside Do you have retraction enabled on layer change in your slicer? I believe the default in cura is to no retract on layer change or travels. Biqu h2 v2s Retraction help? Troubleshooting I've been fiddling with my new Biqu direct drive for a couple days now and I'm having some trouble. Also estep accuracy wouldn't affect the gears clicking. 4mm@4mm/s, everything prints perfectly, no stringing at all. I hope you can hear the sound from the upload video. 13v, e-steps ended up at 1864, and retraction was tuned to 0. Try setting to about 1. It E3 V2 with BIQU H2 V2 (stock part cooling fan, retraction 0. I even have my hearing aids in and I do not hear it. Reply reply steve1215 • Are you using a Biqu H2? Only reason I ask is that commonly used retraction settings seem to be 0. Members Online. From my research it sounds like retraction also needs to be enabled in slicer/Cura to even take effect: [firmware_retraction] retract_length: 1 # 0. I upgraded my Ender 3 V2 with a BIQU H2 hot end and extruder head and a BLTouch probe. You would always expect some click on retractions since there's, as expected, a little backlash in Others have experienced annoyingly noisy clicking gear boxes. This can lead to under extrusion because If you’ve updated the slicer settings to the new retraction (. 0mm/s for TPU on a Biqu H2 extruder. For the BIQU H2 I use 1mm 10mm/s maybe try that. I've cleaned the nozzle and dried the filament - even though it's brand new - and it keeps happening. Hi! I have installed H2 V2, set retractions to 0. ly/3w00hcA Navigation: BIQU Official Website Skip to main content. Biqu doesn't sell a replacement stepper and they said I had to replace the whole thing,which I did. 2" not "932" as would be set in Klipper. trying to fix that i moved the motor closer to the gear and retighten the screws. 4mm (yes) and 5mm/s. I have the original Biqu h2 and its wonderful prints fine. I calibrated esteps and flow, messed with line width and overlap parameters and nothing. I did not touch my jerk settings, I will admit I've no idea how to tweak those. calibration guide on Github, I set out on tuning the extruder. on the first print i noticed the clacking noise on retraction. I had a similar issue with a completely different setup and it ended up being the retraction settings. upvotes Biqu H2 clicking on filament retraction. 4mm distance and 4-5mm/s retraction speed. dir_pin: !PF5 enable_pin: !PF3 microsteps: 16 rotation_distance: 3. With a 0. I do not use it anymore but If I recall correcly was like 4mm/s I have pretty much the same setup and it works great. It's a little clicky which I think you should try and fix but I doubt it's a totally dud unit or anything. Speaking of material: make The Biqu H2 extruder is very lightweight and compact 3D printer extruder. Submit a ticket Sign in Sign in BIQU Support; Extruder Kit; H2 500°c; Articles in this section H2 500℃ Extruder FAQs; H2 500°c Extruder Manual; H2 500°c Extruder Manual May 11, 2022 04:19; Updated; H2 500°c I added this setting to Klipper, I'm not sure yet if this will prevent this from happening in the future though. 0 min_temp: 0 max This improves print quality and allows the use of less retraction distance. Over time, this blocks the hot end reliably, so the extruder folds the filament as in the photo above. Hi I have problems with my H2, every now and then, it grinds the filament so much that it doesnt get pushed through the nozzle any more. 35mm. 3D Printed Tardis with Arduino Lights and Sounds My setup is Ender6 & Biqu h2 v2 I use Cura, I find it has a bit more freedom to configure things, but each to his own. I've heard and read that several items need to be updated in the firmware; e-steps, thermistor type, etc. This will depend a bit on your material too. This is especially bad on retractions. Lenovo y530 fans noise. It looks like your rotation_distance value is incorrect. This are my Settings: [extruder] step_pin: PB3 dir_pin: PB4 enable_pin: !PD2 microsteps: 16 rotation_distance: 3. @Veti In my case, multiple retractions could add-up to more than 16 mm length, pulling molten filament back up into the bowden tube, well beyond the heat break. Previously having an issue where the outline and infill wouldn't touch no matter the settings I tweaked. I'm just upgrading my Ender 3 v2 with A H2 extruder. It had nothing to do with the H2. 6mm nozzle you don’t need much retraction and too much can cause problems. Video included - play with sound. Smaller and lighter for less money. Reply reply Darkevil465 • Sounds good, thanks for the info! I've been trying to fix this thing for a few Biqu h2 v2s metallic scratching sound Hi all. At first I thought it had something to do with retraction speed/length, but I've cleaned out the extruder for grinded filament, set retraction to 0. used m92) and reversed motor direction. I think when I ran marlin the esteps for the H2 need to be set to "93. VREF was set to 1. 1 - V1. 364928 nozzle_diameter: 0. Submit a ticket BIQU H2 V2S Revo mount, duct and smart sensor for CR10 V2/3, by Phil; H2 500℃ Extruder FAQs; SKR MINI E3 V3. I went straight to klipper without so much as a test print and I can tell you over 60mm/s the stock drivers are stupid noisy. This video is to help show you the Teardown of the Biqu H2 direct drive extruder and possibly fix any issues you My BIQU H2 direct drive extruder was plagued with the clicking gears that several complain about, although I didn't have any print quality issues so I left it alone except for When the stepper retract the filament, the sound is loud (see the video). So, I suggest @pipersw to check the retraction settings in his slicer. Remount with a bit of For me seems all a big noise. ZZ is the double-sided sealing. After around 2 hours of any print, the gears will freeze and it doesn't extrude. 0 Extruder English Manual Purchase Link: https://bit. BIQU H2 Gear clicking . It’s very apparent from 00:02-00:03, a scratching noise when the gear is moving quickly back and forth (retraction). The only problem is, some of them are lemons. 4334763 Welcome to BIGTREETECH&BIQU Community! This community is for discussion and sharing experience of BIGTREETECH mainboard &BIQU 3D Printer. My system has previously been updated with a Creality 4. it isnt as worse as on the first print, but still as you can hear in the video. Clicking noise. oksb lvjzh yhsvfo bmy ejkk uljn uwf vmr ippt qlyg