Z offset keeps changing nozzle. I do "auto home".

Z offset keeps changing nozzle We are running an Ender3 with a titan aero and a bltouch. 34 Jun 12, 2024 · i did probe_calibrate and Z_ENDSTOP_CALIBRATE. 2mm every time. It started after i didnt print for a few days. 007 nozzle=-0. Save the Z-offset settings to save your new Z value. 000 is z=1. 0033 (cold) Leveling As the title suggests my Neptune 4 Max keeps changing its z-offset every time it starts a new print. It should probe ti the same z point at home. Everytime i do a bed mesh my z-offset resets. 4mm nozzle for a hardened steel nozzle. 6. The value you are refering to is not set by the printer. I fucking love it. 50/nozzle, I just tossed it. All I’d did was change my filament, re level the BL Touch, and now it thinks the auto-home z level is at -8. The first print turns out okay and then when I print the same thing again it just breaks. I updated to the latest firmware. I am having the same issue in the opposite direction the z offset changes after every print. cfg but it is instead set by the probe_calibrate macro. Then save it, restart the printer. then I move my z axis down all the way to zeroi slide a paper underneath and(i cant feel the nozzle, it is too high). May 20, 2023 · RE: Any way to change the Z Offset? Alright, I was also quite disappointed, that the live z offset is reset to 0 for each print. The new offset keeps resulting in it dragging up some glue into the nozzle and I have to unclog in addition to adjusting the offset. After the restart it seems to revert back to When I first got the printer I leveled the bed and using a feeler gauge I determined that the z-offset was supposed to be around -1. I'll show you how to replace The nozzle slowly lowers until it physically touches the bed. 0 from the auto-generated section. 0 Changed nozzle from 0. It keeps changing between prints. Saving doesn't really seem to make a difference and the file changes but you keep having to tweak it. Make sure you uncomment that line. 6 Carefully modify the offset with the difference. 46 would end up w/ the nozzle grinding the bed). 03". I have an ender 3 pro (Upgraded with blv kit, dual z motors, bltouch, glass bed and an skr board) I've noticed that sometimes the z offset changes on me. Then home and calibrate the z_offset. The next one will almost always show signs of the nozzle being too high where each strand doesn't connect to the ones next to it. The other way (if your printer doesn’t allow negative z locations) is to center the nozzle, set the offset, save, home, set nozzle to the center of the bed and z to 0 and test with paper, then change the offset a bit and test again. If you double-click main button while printing you should have option to calibrate offset while printing, but it will only work for current print. Not using ironing setting or anything. Nobody has been able to explain the exact process to get the z_offset setting to actually apply to future prints. No. But if I level my bed and set the Z Offset on the printer it's perfect or even too high. Dec 20, 2022 · switch offset @ . Here are all the things that i tried to fix this: Firmware change to Marlin M48 Probe Deviation is 0. Wait a bit until it shows up. So after this you have to use gained values in configuration menu and set Z-offset. So I do the paper z offset thing until friction. On a Voron V2, as in the video thumbnail (didn't watch the video, so I don't know if this squares with what's in it), there's a separate Z endstop switch that the nozzle physically touches down on. 997500 Nozzle seems to be rubbing over the print whenever travelling, there is not really any specific area that seems worse. Looked closely at Fluidd and noticed my z-offset had been reset to 0. Then the issue solved. I'm running an Ender 3 V2 with a self-compiled version of Marlin 2. My Z-Offset Keeps Changing . 0' would indicate the nozzle is 1. Did also after update bed level while investigating. How do I change, and then save, the printer's settings so that this slight rise is applied to all future prints? I probably printed 5 or 6 things without having to re-level or re-do the Z offset. So the z-offset change necessity is not a dependent on nozzle hole diameter change but on the nozzle tip and minda bottom distance change. I'm not sure why it does this, but it happens anyway. e. There's two real reasons for that. 02) before nozzle finally knocked it of the bed. Make sure print bed is clean by washing with dish soap and water [and not Isopropyl Alcohol], check bed temperature [increasing tend to help], run bed leveling or full calibration, and remember to use glue if one is using the initial cool plate [not Satin finish that is not yet released] or Engineering plate. I can save the z-offset but once I restart my Sonic Pad, it doesn't load the saved value. 007 (hot) or 0. 49-. First thing you need to do is change your z offset to zero and then you should have a gap when it does a z home. First, ensure your Z-axis steps/mm are set correctly in the firmware. Here's an example of running it 3 times in a row: Apr 2, 2023 · The error is that it seems like the z-offset is not being remembered & when I try to print the nozzle crashes into the bed. The bltouch is your z stop but you have to tell it how far away the tip of the nozzle is. 1mm increments/ decrements) and test by repeating Step 1 above, before making any further z axis offset adjustments. this is your z offset height. After doing that I get good and consistent first layers and prints. The bed probe is separate. Next day, straight to first layer print - nozzle almost scrapes the bed. Verify that the z offset was saved after turning off and on. Is there some setting that I'm missing here? Dec 5, 2022 · I don't think I've ever seen a Z=0 in a gcode file so something is going on to make the nozzle hit the bed. I then look at babystep value in config. Before the print, it was -0. Just start prints and go. 01 ; Adjust/increase height Z offset by 0. 4 Y200. Get M851 and confirm z-offset is 1mm lower. Make sure everything is tight, especially grub screws. I run the print again, but with the z offset set lower. So it's ok for testing, but not usable adjustment of individual printers. So I guess the simples solution would by to set the live z offset permantly - so like the mk3. ; Ender 3 Custom Start G-code G28 ; Home all axes G92 E0 ; Reset Extruder G1 Z2. My main problem has been the Z offset. My [probe] section is correct, according to the guides: If I start a print, the nozzle is too high (~0. I had to lower it to -1. 0 Z0. I am using a CR-Touch and Jyer's latest firmware. I have mine set to Z10 so I can grab that first string that goes from the purge lines to the skirt/brim. The nozzle shouldn’t be so far that the paper is loose but also not so close that the nozzle drags on the paper. The OP writes on them “820” which is suppose is in microns so a z offset of +0. I have changed the z offset on the LCD screen many times for it to touch the paper, and I can't change it anymore lower cause it will be too low then, but when it prints it raises without modifying the offset or showing it has changed on the LCD or on fluidd, it only raises it a very small amount but it cant print cause of it. 46 and re-adjusting it just now resulted in -1. Sep 23, 2022 · I'm using protoloft's auto Z height code and I thought it's been working out. The z-offset seems to stay in the same spot for me, and maybe it's due to the order I do the process. 0 Even with a -19. 0 F3000 ; Move Z Axis up little to prevent scratching of Heat Bed G1 X0. The problem is, sometimes using the Z offset works, and the print will begin at the Z offset. I have recently updated both the A1 firmware and Bambu Studio in addition to changing my stock 0. BUT. Dec 18, 2024 · Just unpacked and built the printer, upon turning on the printer it asks for language and goes through with its auto offset, probe pops out and finds the correct height, but then the nozzle travels to front left corner of base plate and then the whole printer like turns off and turns back on prompting me to select a language and starts the leveling offset all over again, please help. cfg for information but editing the value in the printer. I stopped the print immediately and re-did the auto leveling and re-did the Z offset. 25 and -2. 6 brass. 008000 Click to expand I can't seem to consistently keep the result of the last change, . 5 and is now . It worked fine at first, maybe there is a problem with it? It's always a fight to keep my bed level. I contacted support and they sent me a new minda sensor got it installed 2 days ago and still having same issue. I am using the sovol sv05. If z is the height of the nozzle when the BL Touch senses the bed, z offset is the distance up or down that the printer has to move the nozzle in order to get to a good starting height for the print. 5 in configuration. I go back into z offset after canceling the print and yup it's crashing into the bed. 3 F1500. I’d bring my z offset up to 0 first, then go to “move” and move z from 10 to 0. Turn off printer for few hours. Nowhere is a correct answer given on how to solve this very annoying Ender 5 Pro problem. 8mm nozzles on the MK3S. Changing the nozzle, this distance can change. So, today I installed Klipper using Fluidd and when I started setting the z offset I noticed that putting a positive value in printer. 820mm Yet as his offset value increased, the nozzle got closer to the plate to provide better adhesions and properly oblongated (smushed) lines. Hello u/T-Money8227!Be sure to check the following. So, my z probe offset was -. set up the printer for my son today, selected the language and just can’t get past the Auto Z offset in progress screen (voltage selected is also correct) going to attempt changing the nozzle (but it is has come screwed in so tight we are struggling to remove and don’t want to cause damage by forcing it) if you manage to resolve the issue, i would be most I just received my printer and have been trying to get it calibrated. I reset the settings but they have changed ti over -2. The problem is that the z offset value constantly changes. 0. This is your z-offset. No, because the BL touch doesn't know where the nozzle is, so your probe/nozzle offset changes when/if you change nozzles. 48 prevents the nozzle from scraping the layers when traveling across. 5. I just got a new glass bed but I keep running into this problem. Always adjust the z axis offset once (0. You can also see the z steppers couplers moving counterclockwise. The first being, there's a setting called z offset that's meant to adjust the distance between the bed and nozzle. 5 is a weird number for an offset. Hi everybody, I'm new to Klipper and I'm experiencing some problems. I get where you're coming from, but the z-offset doesn't change because the z_offset (on Klipper anyway) is the distance the nozzle is from the bed when the probe triggers. Running Z_OFFSET_APPLY_ENDSTOP tells Klipper to convert that gcode offset to a real z Apr 19, 2022 · This also defines the distance between the nozzle tip and Minda bottom. Drop the z to zero. 000,137. I use the card, to get it into the ball park. In order to define the offset now you need to say it's Z -1. Any ideas? It tends to oscillate between . If you press the + ten more times the bed will visibly move 1mm away the nozzle. . I find myself in the same situation at times. Use Orca to alter your z offset per filament. I didnt relevel the bed and the z offset changed alot. Someone adjusted the bed leveling knobs and messed up the Z Offset. Several failed prints later, due to lack of bed adhesion, I thought I should check this value again. 0 MB) Describe your issue: …I recently changed my probe from the one Omron probe to a Cartographer 3d probe. 4>0. Use the "File | Save Project" command and post the 3mf file here. I tried to reset the firmware and even change the extruder. cfg lower the nozzle, instead, raising z offset value via Fluidd home menu, which resets when the Pi restarts, raise the nozzle. Repeat until it is fine. and then sets the z offset automatically. Here are the two lines to insert into the Orca filament section within the Advanced tab ; filament start gcode SET_GCODE_OFFSET Z=0. I started a print like normaly and the nozzle scraches over the bed. Z-offset should be ignored while leveling, but it isn't, so you'll be running 0. To get both nozzles to print at the same X location, you would typically set the U axis limits to get both nozzles printing approximately at the same place (i. What fixed it for me was to set the finely tweaked z offset in my start print macro using Reset the G-Code Z offset (adjust Z offset if needed) The changing offset is never an issue during prints, but only when starting a new print and between homing the z-axis Things I've checked: -Compiled Marlin 2. Oct 20, 2020 · RE: Z Height Offset keeps changing. That doesn't change when you print or with different filaments. log klippy. Apr 7, 2020 · I'm trying to print a lithophane with my Ender 3, but the nozzle gets closer and closer to the previous layer, layer after layer. To adjust it by '-0. The idea is that the length of all nozzles is exactly the same so you don't have to redo your z offset, but I've seen some people say that they still need to redo the z offset when changing nozzles. Is my BLTouch bad, I just got it a few days ago. You'd typically expect somewhere around 2mm with a normally mounted probe. A higher offset value brings the nozzle closer to the bed so a '+0. On marlin it's typical for z_offset to be negative because marlin uses a gcode offset (it offsets any gcode z-axis commands by that amount. 03' adjustment would actually become '0. If not: Start again without resetting the Z-offset. 1 Y20 Z0. Jun 6, 2023 · Even when changing materials, chaning layer height settings, or replacing the nozzle, it is necessary to re-calibrate the Z-offset as well. mksini and reverse the sign on that, and copy that to the `[probe]` section as `z_offset` printer. 97'. 1 and printing on an Ender 3 V2. And if the final solution is unsuitable for G33 without applying smart tricks, G33 just keeps its own G33_z_offset. Second, ensure your BLTouch is functioning correctly. 0 before it hits. Then you bed level and it reads your center z higher than you set it? That would be strange. Simply changing the nozzle, bed heat, or possible loose mounting of probe could affect this. whether it will allow that I printed the first layer of the test cube and checked it with my finger. Today it was from -0. I also changed the nozzle settings in both Bambu studio and on the printer interface but for some reason my first layer looks horrid. The nozzle is now some distance in the air, say Z 1. Then I made sure my z-offset value is spot on for a good first layer print. I can’t make endless test prints in the hope of finding the correct value…in ender 3, you can adjust the z offset with a sheet of paper. Then press the - (low side of the graph) 20 times to return to original z-offset. cfg, and remove the z_offset value of 0. I use the bltouch as the z end stop, the z offset is changing somewhere between -2. 0 ; Move to start position G1 X0. eg: $ PROBE_CALIBRATE // probe at 149. Still the same, cant think of any reason. 4mm to like . I autohome first, then do z-offset, then save, then bed level, then save. Thinking this was a glitch due to changing the z-offset while printing, I restarted the print with the same z-offset and it immediately started rubbing the nozzle across the bed again. Ensure that everything is tight in your toolhead and across your X extrusion, including the hotend, nozzle, and probe. Here, enthusiasts, hobbyists, and professionals gather to discuss, troubleshoot, and explore everything related to 3D printing with the Ender 3. 50. so long story short: my Ender 3 v2 with BLtouch is constantly changing Z-Offset. This answers explains the Z-offset. 0mm offset settings on their own now. I realized that the z-axis offset changes when printing - It’s -1. Aug 12, 2021 · and changing the probe's Z-Offset to around where I need it: #define NOZZLE_TO_PROBE_OFFSET { -47, -5, -2 } I could just change the Z-offset by -0. The z-offset should now be the thickness of the paper. Also, as mentioned, setting offset while the bed and nozzle are hot can be helpful so that thermal expansion doesn't cause issues. 27 (keeping the -1. You are caught in between tuning the perfect Z-offset setting for the 1st layer to stick and the nozzle not indent the layer as it travels across. This GCode has been working great until the issue today. Then go set your z offset with paper. 50 moves the nozzle 2. If your nozzle is at true Z=0 when touching the bed, then you need to find out all the property's in your slicer that adjust for the paper thickness. click the [↓] key on the screen to make the nozzle close to the platform slowly, until obvious resistance is felt when sliding the A4 paper back and forth between the nozzle and the platform, and then click the [Back] key to complete the Z-offset. Start to print, move Z up or down as it is needed. 2mm) I use the “z_offset” buttons in mainsail front-end to adjust my z-offset. cfg does not change the Z offset, that has to be done with either SET_GCODE_OFFSET Z= or by running the calibration macro again I'm using Cura 4. Enter SAVE_CONFIG. My Ender 3 crashed into the bed and destroyed the nozzle. Oct 20, 2024 · #*# [probe] #*# z_offset = 7. As such, you can't just copy your z-offset value from Marlin and use it on Klipper. If that’s the case do a bunch of probes and see if the pick different z levels without bed leveling. 80. 43 | 01:37:35 // z-calibration: endstop=0. I've adjusted the level and tried changing the temps for bed n nozzle (205 for nozzle and 60 for bed) with the same results. 0 F3000 ; Move Z Axis up little to prevent scratching of Heat Bed ; End of custom start GCode No matter what the nozzle just keeps going into the bed and the readings continue to change. If it's not right, raise or lower your z probe offset in the menu and save Of course, I always save it. mksini. From there you will adjust the z offset to reduce that gap. Curious whether I can set the Z Offset to -1. And if that solution is suitable for G33 as well; G33 can be modified at that point to take use of that and abandon its own G33_z_offset. I adjusted the z-offset to -0. I do not know what. Dec 27, 2024 · I’m having the same problem. ) In true sense, its the distance between nozzle tip and probe tip when triggered plus your first layer height. Then all of the sudden, the printer seems to have "forgotten" the Z offset. 8 to 1. 650 Thing is, I see the endstop changing but next print the nozzle is still at the same heigth of the bed! I also tried sending gcode directly in the terminal to change the z-offset, and this number is changing What I hear you saying is, you z home tram and save. On Marlin, z-offset is only the gcode_offset. I noticed that none of the test prints were working and that the nozzle far from the bed during printing for some reason. Nov 18, 2017 · For the time being, until G29 and M851 have found a stable solution for the z_offset problem. 2 and an official BLTouch V1. 008000 and i've taken the offset down as far as . For example I printed 3 calibration cubes yesterday the first one needed a z offset of -. I get it real close like barely being able to see a slit. Turn on go straight to print, nozzle close again, relevel find out i have to Obviously, a clean Nozzle would be ideal, but I found that simply having it at temperature would have any Plastic caught between the Nozzle and Z-Probe Pin simply squish away and not affect the First Layer - At least it doesn't for me and most definitely not by the amount that was causing me grief from doing the 2nd G28 Z before the QGL & BMC. 085 probe=6. 21, it started working again. 32), was able to print 40% of bency while manually changing Z-offset (-1. Now go back to you z-offset and start lowering the z until it is a paper width from bed. Easy check is to run G28, G29, Home z, put a piece of paper (folded over) under the nozzle. #*# [bltouch] #*# z_offset = 2. 90 to make the nozzle closer to the paper. I printed a few calibration prints to make sure the first layer is not too squished or not too loose. Lower the bed all the way, loosen it a bit so you have some up and down play, and then adjust the z end stop so the nozzle sits just above the bed. It is almost as though the nozzle scrapes on Auto level, adjust z offset, print 1 layer to futher adjust z offset. From there with the z axis homed use a sheet of paper to raise the bed to the nozzle at all 4 corners until you feel a slight drag. I had a user compiled firmware on it that someone posted on the sovol reddit community. 15 and the next one . At zero offset the nozzle is at whatever position you have the bed leveled at (trammed is really the term). 4r2 MCU / Printerboard:Octopus v1. So, the value in the printer sticks around, but the actual value required to level the printer keeps changing, as in, I had a value of -1. Only that even after re-leveling the bed several times it won't lay down a stable first layer unless I go into the tune menu and manually raise the Z level slightly to bring the bed closer to the nozzle. This is actually the distance between probe and nozzle. 0 And I can't get z offset/first layer to stick or even: At all Either squish to much or none at all, doing micro steps at 0. Follow the on-screen instructions to either increase or decrease the offset. I upgraded the bed because the same thing was happening with the stock bed. The Z_min is detected after the nozzle contacts the bed and for all the software knows the nozzle is physically "In" the bed. Any help is appreciated. Signals to adjust the 3D printer's Z-Offset: First layer issues : Problems like elephant foot , layer shift , and first layer ripples . Nov 1, 2023 · I have a sovol sv06($200 printer) that came with an induction probe as well, and while I do need to recalibrate the z offset from time to time, I get perfect 1st layers for at least 30 prints. For example, let's say that the nozzle is 5 mm above the bed when the sensor detects the bed. Dedicated Z Endstop: Enter Z_OFFSET_APPLY_ENDSTOP* This will apply your new offset to your stepper_z's position_endstop. 5mm Once the z offset is set the bed seems pretty level the squish is perfect (I do seem to get a bit of Extra filament Mar 12, 2023 · G92 Z-0. During manual leveling you are likely 5mm or so below probe detection plane. I was able to do both methods in about 15 minutes without using any filament and the first prints came out perfect. WAAAAY to high: the layers are stringy. 15 abs the following . It all seems to work correctly except that when setting the z offset( by Z_OFFSET_APPLY_PROBE command then save_config. I'm making sure to save the offset after when I change it every time but on the next print either the nozzle scratches the bed or gets too much away from the bed. 025 switch=6. 01mm A negative value adds space, while a positive value lowers the nozzle and squishes the material. I thought that what was causing the problem was perhaps a gear lock due to the fact that the Z rod wasn't parallel to the vertical axis, but after fixing it the problem remains. 5mm). 03', you would set "z_offset: 1. It then printed just fine. I switch build plates, filaments all the time and never have to do set the z offset, no babystepping. h, i. 5mm (Continue moving the Z-axis down SLOWLY until you have the Z-offset where Nozzles will have a slight effect on z-offset. Looking in my printer. Summary: 0. If I level everything and set a good z-offset I can print a perfect 1 layer print. 5 before it hits. Testing further. Then I run my first layer calibration print to see how things look. Here are the steps that lead to my problem: Bring the nozzle down within a paper-width of the bed Manually level the bed power on Jun 20, 2023 · It seems your Z-axis calibration is off. Manual leveling worked for a while Sep 24, 2021 · $\begingroup$ Try setting Z-offset correctly in configuration menu on Ender 5 display. Mine is 3. For nozzle endstops: Ensure that your start g-code contains a final z homing with a hot nozzle near the end. I don’t know how good this is, but it works pretty well if you want to assign this parameter to a single filament. I am finding that the Z offset that gives me the best first layer, is too close on subsequent layers and causes ridges. 6mm My Z offset keeps needing to be changed every 1-3 actual prints, and it's genuinely so frustrating (especially since I got this thing because I've had 2 broken Z-endstop switches cause inconsistent Z homing distance). After setting the z-offset to -2. I have a CR touch for ABL, and I use the Z offset to dial in the nozzle height that I want. During ABL your nozzle is likely 5mm or so above the bed and simply mapping bed irregularities. Edit: If you need any other information please let me know. And when trying to adjust the Z-offset the nozzle crashed and also destroyed my brandnew 30 euros Twotrees plate. 01 change the adhesive with speed going 15 mm/s Bed is level. We correctly set the z offset for the nozzle and the prints work out great. After a print failing and oozing all over the place and around the silicon mold on the extruder and the nozzle was pushed in, i figure why not just switch in the nozzle that came with the spare part. Then I shut off the printer and turn it on agai, try the same point, at the same temperature (60 celsius), and then i have to make the z-axis to 0. What i mean is: On the printer I callibrate: Z-offset Bed mesh calibration When i send a file through Fluidd on Orca slicer and the bed mesh leveling is finished the Z-offset somehow changes and the nozzle is to far from the bed. Whenever I dial in the Z-offset and probe the bed, the Z-offset changes quite significantly (over 0. 020 even when I swap to a different thickness of build plate which confuses me a little I'd have imagined that a probed/calculated z-offset would change if the plate was a different thickness? Many thanks (If your Z offset seems to vary between prints. 9. Where -3. As you put in negative offset the nozzle gets closer to the build plate. If apply just a little, and I mean a little bit of upwards pressure on the right hand side belt tension knob on the x gantry, it seems to stop it from rubbing. 0 In our application the nozzle acts as the probe and touches the bed first. For $0. It's the almost the last thing in my start g-code. quarter turn AWAY from the nozzle (in the opposite direction to what I would expect) and then back again, but the logs record a change in Z height. I followed the steps for method one from M851 Z0 ;Reset Z-offset to zero G28 ;Home all axes G1 X150 Y150 ;Send the print nozzle to the middle of the bed M211 S0 ;Turn off software endstops - WARNING, don't forget to turn them back on or you'll crash your nozzle into your bed G1 Z-0. 5mm lower than you should be. Load a simple model (a calibration cube will work) and set Cura up to slice. It felt too high. I noticed this when I was having intermittent issues with print quality. 4 according to TH3D's "vanilla" marlin guide, with other minor tweaks unrelated to the ABL setup (yes, I've made sure the stepper drivers are set to TMC2208) Mar 1, 2024 · Adjust the Z offset value until you feel a slight drag on the paper. As for how I determined the z offset, I move the nozzle to z0, then I slowly lower it into the negatives until I'm content with the height. The nozzle on the second carriage would ideally have the same Y and Z coordinates, but in practice may have a slight offset. Bit when I start printing the nozzle is way to high of the plate and the PLA doesnt stick. To 0. I started another print and the nozzle was visibly way too high from the bed. 820 after the auto leveling and calibration and swaps to -. Thanks in advance Jan 15, 2024 · the video doesn’t answer my question. If you put in positive offset the nozzle gets farther from the build plate. " Long story short, the value of the z offset keeps changing and screwing up my prints. Virtual Z Endstop: Enter Z_OFFSET_APPLY_PROBE* This will apply your new offset to your probe's z_offset. So far so good. That's why changing it in the slicer did nothing. Jun 4, 2023 · No, you should not, unless you adapt your slicer settings. cfg (at the end, where the auto-generated values are) there's a z-offset of #*# z_offset = -0. The Ender 3 pro has a setting for changing the z offset, but I know for me (and many others when I looked it up) that setting wouldn't actually get saved or change anything. 10 to touch the paper… Jul 3, 2024 · I have recently started having an issue with what appears to be a low Z offset. I do "auto home". And orca slicer updated to 1. When you change filament, change nozzles, change layer height, speed, all sorts of things can require a different z offset, and you shouldn't be re-leveling your bed each time. More details: I've been using the fluidd interface to set my z offset, whenever I save it, this value called probe z offset gets updated and the z offset returns to zero. The options on my printer are at Menu > Leveling > Z Offset. Anybody got an idea about how does one solve this? Thanks! I have the same issue. Help would be reeaallly nice. This is the exact same setup I have been using before, I only re-did the axis calibrations again because: 0. 020 It's always-0. you can see the z offset changing manually but without a precise criterion. 50 gets the first layer to stick to the bed, and -3. This is a video of my start print sequence all the way through to a finished test print. Redo auto level, z offset etc. See if it just grabs. saved the results. 0 E15 ; Draw the first line G1 X0. I have BL Touch and E3D firmware by the way. 0033 (cold) Leveling It's only function is to make sure that when the "real" portion of the print starts, the nozzle won't drag on the bed when the nozzle moves to start the skirt (or whatever). 5 ;Move the Z-axis down -0. And maybe try it at z0 first, you should see the nozzle way off the print bed, cancel the print and try it again at z-3, and if you Nov 3, 2024 · Basic Information: Printer Model: Voron v2. PrusaSlicer has profiles for 0. 20mm. The other is that if thos springs are too loose, it allows the bed to wobble and move and that's not good. Toward the end of the sequence It performs the auto Z offset calibr And then every time you use the printer tou have to keep tweaking the z offset and saving it. 1 Y200. Navigate to the z-axis offset screen, following: Tools→Settings→ Z-Axis Offset. So something is off, why is raising the z offset improving the layer from when it was too hugh in the earlier prints? What would cause my Z axis offset to keep changing on an Ender 3 pro? I have looked at a lot of posts but found no solution yet. But most of the time, the printer ignores the Z offset, and starts at Z=0, thus causing the nozzle to hit the bed. Apr 21, 2024 · Take a rectangular object 120mm * 40mm * 0. 9 (highest value I can go to) Z Offset using BL Touch, my nozzle still isn’t close enough to the bed. The nozzle lowers to the Place a piece of A4 paper under the nozzle. But for some reason, the very first calibration is always way off -- often it thinks the calculated offset is 0, or negative numbers. 15. 73. So, I have calibrated the bed, and my mesh is pretty good. 2 Host / SBC rpi4b klippy. Z offset is the adjusted distance from the nozzle height, the sign of the value says that the direction is following normal printing direction or back to the printhead. I tried for f*cking hours but i cant fix it. 3 F5000. 2, which is a lo I'm definitely having issues with bed levelling too but for me it's more a problem getting consistent first layers. 2mm (X * Y * Z), set the slicer to an infill, that goes from left to right and vice versa. log (8. This is reported in the terminal as expected, but when I command a movement of < 3mm, the Z stepper does a quick approx. Save Config and restart. Just alter the z=0. Then I printed again with the -0. Even when i adjust the nozzle during a print, save it, and start a new print, its still starts a print at the same height. I had to add an M420 S1 to recall my stored bed level settings. Welcome to the Ender 3 community, a specialized subreddit for all users of the Ender 3 3D printer. The temperature of the bed remains constant. The beacon probe can detect this. Picture and videos or whatever else. The z offset settings in my printer settings keeps changing on their own. 5mm down, or closer to the build plate. your z offset would realistically go UP to a positive number to account for the actual filament push. The value is recorded in the printer. 03 MOVE=0 The problem is solved, turns out that the z offset in Pronterface overwrites the z offset of the slicer. 0 mm above the probe trigger. But heres my problem: i get everything levelled, i print a 1 layer square to check first layer, looks great. However, the Z-offset is giving me a (-1. 360 and the z axis endstop changes when I save the babysteps: #*# [stepper_z] #*# position_endstop = 0. Z offset is the distance between where the probe detects the bed and the nozzle plus first layer thickness plane is. I've run multiple first layer prints where I changed the offset on the fly getting pretty good results when I find the right setting and repeat the print but when I slice a new object and print it the offset is way too low sometimes the nozzle stratching my nozzle keeps crashing into the bed when doing Auto home or anything that moves the z axis down. I have to lower the Z after ever print it seems to creep up between the prints about 0. This has caused my nozzle to get driven into my bed twice now. I also zero out the babystep value in config. 4 ss. ) Check your Z axis. 5 and get it mostly working This is progress. Preheat nozzle and bed I create a mesh and enable leveling and auto tilt Set z offset using the paper trick Go to print The initial test line smashes into the bed or prints way above the bed telling me that my offset is way off but nothing has changed. here it seems that the height of the extruder does not move… Oh I get it. 25 to see what would happen. Long story short - you have to re-adjust the printer's z-offset by updating the first G1 Z2. e for any coordinate nnn that is reachable by both nozzles Sounds like your Z Probe Offset was off (stored distance between nozzle and bed when probe senses the bed. Sometimes like today, mu printer just suddenly have another Z-offset, the value on the screen doesn't change, but i only have to make the z-axis to 0. For example, 'z_offset: 1. Don't know what the fix is. 03 to whatever you want to use/try. I've only had one shipment where one nozzle was visibly not the same as the others. 7. so I keep calibrating my z offset with a piece of paper. An offset of -2. 0. Not able to get accurate solution to fix negative Z-offset manually using bed knobs & Printer controls. Jan 20, 2024 · FLSUN QQSP I haven’t been able to get my required z_offset to apply. 1 and this is after relevelling before relevelling my required z offset could vary by up to . However, my nozzle is still approx 5 mm above the bed when starting a print. I rerun the ABL, the mesh goes from having a variance of 0. 90 z-offset and checked the z-offset again. This will put you at what the probe said was 0. Hope this helps, Cody I have recently bought an Ender 3 S1 Pro and it has been a bit of a hit and miss so far. 081 #*# Then set the main config section to 0: [bltouch] z_offset: 0. The z probe is good to fix minor imperfections, but you want the bed pretty close to level when you start. I buy el cheapo knockoff V6 nozzles from Amazon and *usually* each batch is consistent with themselves. 300 during a print. Then save. And when you use "babystepping" to adjust z-offset outside of the klipper calibration commands, you are changing the gcode_offset. Basically, the printer takes no account of the z offset that I assigned. If the fit isn't quite right, you just move up or down the feeler gauge set, then adjust Z offset by the difference between the expected and the measured gap. Then I use that number for the z offset. DO NOT bring the bed up to the nozzle with the bed screws. Thats your z offset (or z-compensation as creality calls it). A positive Z offset value will lower the platform (goes away from the printhead), and a negative z offset value will rise the platform (approaching the printhead). See the bed approaching the nozzle and the z stepper coupler moving Ether way these should help you save your offset, at least I hope they do. 532 --> offset=-0. xziq nlknmea pqzomou wigged hof erwaucb ndtuni xpnbt pesfwk psuv jlubc wyl mfqhj imy wvbw