Questions tagged [bed-leveling]

Use this tag for questions regarding the manual or automatic leveling of the build platform.

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17 views

Ender 3 ignores signal from optocoupler

stock ender, wired like this: except i also wired a switch to z stop signal and ground. i dont know the switch pin layout so i had to guess. S stands for signal i guess, but i dont know why the ...
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26 views

How to wire an LJ18A3-8-Z/BX sensor with an optocoupler to a stock Ender 3?

I have this optocoupler. and this sensor. I want to wire them together and use them for auto bed leveling. Note, stock Ender 3 board (Creality v1) has 2 pins for its endstop, not 3, so this: won't ...
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16 views

Z Axis only moves upwards during auto bed leveling

My problem: when I send a G29 command to my printer the Z axis only moves up during probing, but all movement works fine when just printing or moving normally. My ...
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34 views

Marlin 1.1.9 mesh editing causes the nozzle to hit the bed and UBL is not correcting the leveling issues

ISSUE 1 The printer is having a physical bed size of 315 x 315 mm and there are 2 stepper motors that drive the extruder up and down. The 2 Z-steppers are synced and I already have a process to make ...
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1answer
78 views

Waves in my prints

Around about 2 weeks ago I upgraded my Ender 3 Pro with a micro Swiss direct drive and all metal hotend. I had some tuning with the PID and e-steps to do, but once that was done, it's been mostly good....
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61 views

PLA does not stick to center of the bed anymore

I have used my printer (Flying Bear Ghost 4) for the last year and a few days ago I noticed that the center of the heat bed does not stick like it used to. I think it can be caused by the fact that I ...
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1answer
74 views

While heating, BLTouch mesh data gets worse and worse the more times you probe

The title pretty much sums up the issue. It was happening before moving to an SKR Mini E3 V1.2 and is still happening with the new board. If I run A G28, then a <...
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15 views

Marlin 2.x on an SKR1.4 turbo - G29 is ignoring GRID_MAX_POINTS_X

Just installed a new SKR 1.4 turbo with Marlin 2.x I seem to be having an issue with G29. Configuration.h has these entries: ...
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1answer
37 views

Bed probing feed rates

I was watching a friend's Prusa run the bed-probe routine and I realized how pathetically slow mine is and takes forever. I want to speed it up. What parameters in Marlin's ...
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1answer
171 views

Artillery Sidewinder X1 3DTouch not working

The printer I am working on is an Artillery Sidewinder X1. I have fitted it with a 3DTouch (BLTouch clone) bed leveling probe purchased from Bangood. I have printed a mount for it and plugged it into ...
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241 views

BLTouch not leveling

I installed a BLTouch V3.1 on my Ender 3 which is using Marlin (bugfix 2.0.x) off a Skr mini e3 v2.0. I updated the firmware using a teaching tech video. I'm having trouble when using bed leveling. It ...
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58 views

Can't level CR10 as nozzle is touching the glass

I have a brand new Creality CR-10 S5. I'm new to printing. I'm trying to level the print bed, but after using the Auto-Home function the nozzle is left touching the glass. I understand that to do the ...
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25 views

Marlin - G92 after bed levelling?

In some of my G-code files the job X and Y start from 0, 0. I move the nozzle to where I want the print to start and then send G92 X0 Y0 Z0 to the printer and only ...
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19 views

3DTouch with heated bed UBL circular pattern bump

On my DIY Hypercube Evolution I have replaced plain aluminum heated bed with magnetic one for removing large prints off of it easier (blue tape makes it near impossible to remove them without damaging ...
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115 views

Creality-Ender 5 Plus bed leveling out of bounds

I just received my first 3D printer. I am trying to level the bed for my first print. The X-axis won't move side to side but it shakes in its current position. The Y-axis won't move to the back half ...
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42 views

3DTouch activating but responding too late

I installed a knockoff BLTouch called the 3DTouch on my Sidewinder X1. The sensor triggers correctly, however, the printer responds to the signal way too late. For example, I was testing it and ...
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1answer
400 views

Bed wobbling on Ender 3

I have an Ender 3 3d printer. It has a bed that wobbles because it came with only 1 bed support beam. Every model I print, I must print vertically, because the closer it gets to the edges of the ...
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1answer
254 views

How can I make bed leveling improvements in the middle of my Ender 3 V2 bed?

Got my Ender 3 v2 and stack with the bed leveling. Used default settings, Creality slicer 4.2, test PLA from the kit and print model https://www.thingiverse.com/thing:3013319 (4 squares in each corner ...
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1answer
305 views

How to address bed scratching on a Creality Ender 3

So bed scratching seems to be a real thing, and not a single post I've come across (I've looked at more than 30 by now) actually answers the question on exactly how to stop this. Now, I have an Ender ...
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1answer
63 views

What is the next step after measuring the bed levels?

My Creality CR-10 Max is equipped with a BL Touch sensor for bed leveling. The bed size is 450 mm x 450 mm. Here is the 16 measurement points taken from a 4x4 grid: ...
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34 views

BLTouch on Ender 3 pro going higher at each levelling point

A print I was doing failed half way through and was stopped. On the next print I set levelling to occur for the BLTouch but instead of doing this it went higher on each of the x,y coordinates. ...
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34 views

Auto bed leveling with stepper motor lock

I have a botObject printer that was discontinued that I want to run using a RAMPS 1.4 board. The bed leveling was done by the print nozzle being pushed down on the spring loaded bed and then the ...
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1answer
62 views

Severe regression in print quality after adding Z probe

I installed a BLTouch on my printer (Wanhao Duplicator i3) with Marlin 2.0.5.3 and enabled AUTO_BED_LEVELING_BILINEAR. However, the results are disastrous when I ...
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1answer
429 views

Installed bed leveling probe, now Z homing moves to center

I installed a BLTouch bed leveling probe on my printer which uses Marlin 2.0.5.3. Now the printer seems to be of two minds when it comes to finding the origin. Homing XY moves to the lower left as it ...
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1answer
103 views

Do you need to manually level the bed with a BLTouch? Adhesion issues with Ender 5 and BLTouch 1.3

I've just installed a BLTouch on my Ender 5 Pro and updated the firmware to 2.0.5.3 and enabled BL touch. I can send a G29 which probes all the points correctly, I ...
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2answers
86 views

Mesh bed levelling does not update any more after MemoryError

I have had issues with printing on my i3 MK3, especially when it came to the first layer. In March 2020, I have installed the Prusa Mesh Leveling plugin for Octoprint. With that plugin and a Nylock ...
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1answer
60 views

Ender 3, unable to level the heating bed

I have an Ender 3 3D printer. I am having an issue with leveling it, everything I do does not make any change. The right side of the bed is higher than the left side, that will make me loosening the ...
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1answer
267 views

Different Probe Z offset for G28 and G29

After trying to solve this for the whole weekend I've run out of ideas. I've fitted an BLTouch to my Ender-3 with an SKR mini e3 V2.0 board, firmware is Marlin 2.0. My issue is the following: when ...
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0answers
64 views

What are pros and cons of piezo Vs strain gauges bed leveling sensors?

I'm designing a dual hotend carriage for a HEVO printer which will run in an enclosed heated chamber and I'm evaluating which bed leveling sensor I should use. I read that bltouch and similar sensors ...
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59 views

Monoprice MP10 Mini, can't get a decent print

Update: if i press the button "Home" it will correctly posizionate the nozzle above the printing bed, with a gap wide enough to insert a sheet of paper between the nozzle and the surface. But, and ...
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20 views

Bilinear Mesh ABL Over Compensation

I recently added an SKR mini e3 1.2 flashed with Marlin and a BLTouch to my Ender 3. I've run through the setup and have G29 creating the mesh before my prints correctly. If I generate a mesh like: <...
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1answer
66 views

First layer rippling and no filament in the certain areas

Hello I'm new to 3D printing and I noticed some problem with my print. I've print it 3 times and relevel the bed now, I found that the right lower corner always have holes, some string problem ...
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90 views

Creality Ender 3 EZABL bed levelling not working

I've been pulling my hair out for the last couple of weeks with trying to get a decent print out of my Ender 3. I recently bought this auto bed levelling kit and these solid bed mounts for my Ender 3....
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1answer
43 views

Diagnosing why the left side of a print detaches from the board

I have and Ender 3 Pro, which I'm enjoying except for an intractable problem. No matter how carefully I level the nozzle and tighten the X belt, using this great guide, the prints seem to be tilting ...
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28 views

Anet A8 with auto bed leveling won't zero in on Z-axis

Just upgraded my Anet A8 with Marlin 2.0.5 to get auto bed leveling. The Marlin upgrade was painless, but I can't get my auto bed leveling to zero the Z axis. I go through the Z offset setup and zero ...
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49 views

Consistent blobbing and gaps in print towards right side

Issue: I'm having a problem with some blobbing and gaps consistently in the same areas. The left edge is always good, the right edge is very bad (especially around the corner) and the front and back ...
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1answer
203 views

G29 Bed Level not doing anything on Marlin 2.0

I've just updated my Anet A8 with the blue bed level sensor to Marlin 2.0 . Both pressing the Level Bed button on the display or using G29 after ...
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1answer
95 views

Bad print quality on Creality Ender 3

About 1.5 months ago I changed the springs of my printing bed and since then I have had the same problem again and again. Strangely enough, it only happens sometimes. I have already realigned the ...
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26 views

Printer places prints off the bed after change in bed Z-probe area settings [duplicate]

I really don't know what I am doing wrong. Since changing my bed level sensor from left of the extruder to back mount, it doesn't work proper anymore and I have some fundamental thing I don´t ...
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1answer
436 views

BLTouch error Marlin 2.x (on SKR 1.3)

I have some issue with my BLTouch (I'm new to bed levelling) : I compiled Marlin 2.x (for my SKR 1.3) for a Antclabs BLTouch, and everytime I power on the printer, it shows this error message: ...
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1answer
159 views

Marlin bed autoleveling confusion

I've just added a Z-Probe sensor to my custom printer (Arduino - RAMPS 1.4 - Marlin 2 ...
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1answer
661 views

Switch nozzle contact probe auto leveling with Marlin 2.0

I have a Robo R1+ which uses the nozzle contacting the glass print bed to level the printer. When the print head strikes the bed the Z-min endstops open signaling that the bed is touched. I recently ...
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4answers
368 views

Options for getting a really flat build surface

I've been fighting on and off with issues with my build plate seemingly not being perfectly flat. I've ordered a machined straight-edge and some new feeler gauges to diagnose the problem (and test any ...
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1answer
4k views

Where to define grid for bilinear levelling in Marlin

I'm using firmware Marlin 2.0.3 on an Anet A8 printer. I'm using a Roko SN04-N NPN bed leveller. I've managed to set up 3 points bed levelling but I wanted to try the bilinear levelling. Issue is, ...
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77 views

Z level babystepping works inconsistently after BLTouch was installed

After I installed the BLTouch sensor, the manual adjustment of the Z offset is unreliable. I found that for it to work, the software endstops must be disabled. If they are enabled, the nozzle won't ...
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2answers
135 views

Can you fix a warped, removeable build surface backing?

I have an Ender 3 with a removeable build surface. The build surface backing has become warped - the center is at least 0.3 mm higher than the corners. I'm not sure what the material of this plate is -...
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4answers
1k views

Thread pitch of Ender 3 bed leveling screws

What is the thread pitch of the Ender 3's bed leveling screws? The diameter measures about 4mm. Are they M4 0.7 (coarse) pitch or 0.5 (fine) pitch? I'd like to develop rigorous formulas for the amount ...
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0answers
104 views

Anet A6, Marlin 1.1.x, bed leveling with sensor probe

I have an Anet A6, an SN04 sensor for the Z-axis, and Marlin 1.1.x software that has automatic bed leveling enabled. My question is (looking at the image below): "It seems my bed leveling is not ...
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3answers
960 views

AnyCubic D (aka Predator) - Z-zeroing and first layer issues

Long story short, my wife and I are now the proud owners of an AnyCubic D, also known as the Predator. This is not our first 3D printer, but it is our first "delta" design, with the circular build ...
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3answers
4k views

How Do I Speed up The BLTouch Auto Bed Leveling In TH3D's Unified Firmware?

I have just upgraded my board to TH3D's EZBoard Lite with their Unified Firmware (U2.R1.15) and whilst dialling in all the setting I have found that using the BlTouch each time to be frustrating ...