Questions tagged [bed-leveling]

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

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Tronxy X5SA not working properly after Marlin firmware installation

Yesterday I just installed Marlin firmware, 2.0.x bugfix version on my Tronxy X5SA (v6). I did it in the way explained on GitHub, with Visual Studio Code, Platform IO, Marlin auto build. I applied the ...
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1answer
106 views

Levelling issues with BLTouch sensor; unlevel and weak adhesion

I have a Creality CR-10 Max with BLTouch. After I have manually levelled the bed and set the BLTouch to do an auto level it seems to unlevel the bed and only prints one side of the bed. However, it’s ...
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1answer
90 views

Ender 3 V2 Z-axis base value changes for each print

I'm new to 3D printing, I just bought an Ender 3 V2 and I am having a lot of trouble with bed adhesion. After a lot of playing around it seems that the base value for Z is changing for every print. I ...
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0answers
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Ender 3 V2 ignories Z-axis limit switch

My shiny new Ender 3 V2 seems to ignore the Z-axis limit switch, when I print a model. It moves the nozzle so far down, that it scratches on the bed and destroys the nozzle. However, when I use the ...
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0answers
55 views

Z homing problem; starts printing in the air

I have a DIY 3D printer with Marlin firmware. I use an LJ12A3-4-Z/BY sensor for the Z probe. Recently I have had a ridiculous problem with Z homing. In doing Z homing, it senses the bed, goes up, and ...
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22 views

Bed crashing into print head when levelling

I have been printing okay for months, but, I had an overnight print failure for the first time; so turned off the printer. Restarted it, thought I would need to level the bed. Normally when I turn on ...
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1answer
32 views

First layer inconsistency

I have been having issues on my Ender 3 v2 for a while regarding the first layer. As shown in the images, certain sections of the layer are decent while there are almost seemingly periodic points in ...
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1answer
52 views

Z-Probe height isn't working

I just upgraded my CR-10 to a 32-bit board with Marlin and a BLTouch for bed-leveling. Here is my process: Run bed-leveling and save setting to EEPROM Make sure that software end-stops are off with <...
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1answer
892 views

UBL Marlin settings to cover whole bed

This question is related to: How to set Z-probe boundary limits in firmware when using automatic bed leveling? I am trying to figure out how to set UBL In Marlin to cover as much bed as possible. So ...
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58 views

What options exist for augmenting the automatic bed-leveling?

When I print this file, one section smears. The print head is dragged through the soft filament. At first I thought my aluminum bed was warped, so I upgraded to a glass bed. Test prints were much ...
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1answer
2k views

Using auto-bed leveling, do I need to initiate G29 before every print?

Various methods to scan the top surface exist to improve the bed adhesion to prevent prints to come loose from the bed during printing: e.g. BLTouch and clones or inductive and capacitive sensors/...
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1answer
93 views

3D printer is not printing as well as it used to

I have recently purchased an Ender 5 Pro and managed to successfully print a large titan model I created with no problem. After this print, I had a bit of a break before getting back to it. I don't ...
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1answer
742 views

Does auto leveling result in sheared prints?

I asked this question as a small question under an answer of another question (How bed leveling is achieved without table screws?), but have been asked to post this as a separate question to answer it ...
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0answers
193 views

BLTouch will not deploy, stow, or deploy when homing or auto leveling

So I am just about at my wit's end with these stupid BLTouch sensors - with 3 separate posts on this forum regarding them, my own posts even showing in the 'Similar questions' box at the time of ...
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1answer
102 views

Bed is leveled and not warped but still uneven printing?

I have the Creality CR-10S. I replaced the glass it originally came with as it was warped and I wasn't getting any material out on 2 of the sides. I switched to a PEI sheet and got the same results ...
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3answers
3k views

The BLTouch is hitting the bed on the double-probing

When double-probing, sometimes the BLTouch will hit the bed before the z-axis goes down: The BLTouch deploys The bed goes up The sensor triggers The BLTouch stows The BLTouch deploys and crashes the ...
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4answers
7k views

Ender 3 Z-limit now unreliable - possible causes and solutions?

I had a couple of recent nozzle/bed crashes, so I now frequently do a manual bed levelling. I do these while the bed is heated to allow for expansion. Today i found, after levelling, a subsequent ...
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1answer
40 views

Ender 3 bed level issues along Y axis

I have an Ender 3 Pro with a magnetic bed. Recently, I've come across an issue I've never had before. The printer bed is higher on the front and back edges, along the Y-axis. It's okay in the middle ...
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1answer
78 views

Re-doing manual bed leveling

I have a Ender 5 Pro with a BLTouch auto bed leveler, running TH3D's version of Marlin: TH3D UFW 2.14. During my initial setup several months ago, I naively assumed that the BLTouch didn't need a ...
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1answer
73 views

Problems with X axis movement

I have been printing with no problems. I have finished the spool of filament and removed the remaining filament from the Bowden tube and hotend. Before loading the new spool of filament, I decided to ...
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1answer
216 views

Marlin firmware: move without auto bed leveling

I am working on a filament unload script. My current problem is that the script always does an auto bed leveling. I have two scripts to test this issue: ...
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1answer
1k 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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6answers
21k views

BLTouch Probing Fails Intermittently

I just installed my (v3) BLTouch with a vanilla version of Marlin (1.1.9) on my Ender 3 and everything seems to work fine (including auto home) except the probing. It repeatedly does the first three ...
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1answer
79 views

Weedo Tina2/Monoprice Cadet auto bed leveling: Sensor not moving down to touch the print bed

So I bought this printer three days ago as a way to dip my toes into the 3d printing world, and it was working great at first. But at some point, the ABL procedure started behaving oddly: Instead of ...
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1answer
246 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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0answers
41 views

CoreXY mesh probing issue

I am trying to compensate for bed leveling by measuring a mesh with my Z probe, a BLTouch, and I am unable to do so. I am using RepRap firmware version 3 and have a CoreXY printer. The first thing I ...
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1answer
131 views

Automatic Bed Leveling (ABL) with a sensor (BLTouch, inductive, capacitive), how does it work?

A frequently discussed update to a 3D printer is the so-called leveling sensor; this sensor can be inductive, capacitive, optical or mechanical (i.e pressure or physically touching, like a BLTouch). ...
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1answer
6k views

Klipper doesn't seem to adjust Z after BED_MESH_CALIBRATE

My rig: Ender 3 BLTouch Octopi Klipper Solid bed mounts I've updated my start G-code from Cura to include a G29 right after G28...
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1answer
407 views

How to probe twice while mesh bed leveling with a BLTouch setup

I am using an Ender 3 (v1.1.4) with Marlin 1.1.X bugfix installed. Also BLTouch v3.1 is used. The probe is deployed once only while mesh bed leveling. How can I make the probe deploy twice at every ...
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2answers
30k views

Z Offset on autoleveling sensor setup

How does Z offset (M851) work with an auto leveling sensor? Does it add the Z offset to the offset of the G29 mesh? or the ...
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1answer
103 views

How to solve Ender 5+ weird Z-axis behavior issue?

Before you select if you want automatic or manual leveling, the printer runs a routine to determine the Home Z-axis at the center of the bed. This starts OK, then the level goes to maximum (of the ...
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15 views

BLTouch goes behind print bed

I want to install Marlin 2.0 on my CR20 Pro but when I try to level the bed it goes behind the bed (in my direction on the Y axis). Here is my bed config: ...
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2answers
114 views

Does shimming my build surface compete with spending a bunch more money and time on an auto-leveling system?

I've had my Ender 3 for almost three weeks, gone through about a kilogram of PLA filament (printing a mix of upgrade parts for the Ender 3 and stuff I actually want to use) and made one PETG object, ...
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3answers
5k views

Z-Axis zero/home position is higher than the actual print starting position

I'm having an issue with my very first printer, a Monoprice Select Mini V2. After doing about 20 successful prints on it, the Z axis is suddenly acting very odd. When I 'home' the Z axis and move the ...
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1answer
191 views

Eryone Thinker SE ignoring endstop, gantry only moves down

I just got a Eryone Thinker SE and went through a lot of trouble to get it even working. My first major problem was it would keep trying to ignore the Z endstop switch and go lower than it should be. ...
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1answer
27k views

How to increase the amount of probing points for a BLTouch sensor in Marlin firmware?

I have a new BLTouch that is setup (using Marlin 1.8.7) but I want to increase the probing grid from a 3x3 to something like a 5x5. I am using bilinear leveling with a 3x3 grid. How would I go about ...
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1answer
3k views

After installing BLTouch and Marlin, my nozzle is too high when trying to print

So I have an AnyCubic i3 Mega which I added BLTouch v3.1 and Marlin (1.1.9 due to older, Atmega 8-bit CPU) using instructions and such from https://github.com/MNieddu91/Marlin-AI3M-BLTouch. Finally ...
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2answers
26k views

Why is the center of my glass print bed lower than the corners?

I have a new Creality Ender 3. I suspect that I have not adjusted the eccentric nuts correctly, on the X-axis head carriage mounts. Even after a glass bed upgrade, using the Level Corners routine ...
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0answers
107 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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0answers
79 views

BLTouch not levelling correctly (it does seem to work, just not accurately enough)

My setup Ender 3 Creality glass bed Creality 3D BL Touch auto bed levelling kit v1 Creality 3D silent mainboard v4.2.7 OctoPrint running on a Raspberry Pi 4 connected over USB (with the 5 V pin ...
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1answer
35k views

How to set Z-probe boundary limits in firmware when using automatic bed leveling?

In setting up a probe for automatic bed leveling, the limits of the probing area must be entered in the firmware of a 3D printer. When using a sensor, how do you define the bed limits for the sensor ...
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0answers
24 views

BLTouch problem - bed leveling

I have a problem with my Ender 3 printer with BLTouch v3.1. Firmware from this site. After assembly, firmware upload, Z-Offset setting, initial leveling of the table, the sensor works, but I can never ...
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1answer
1k 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
60 views

What can cause the center of the bed to be higher than the sides?

I find it impossible to level the printer recently. I read a couple of articles on bed warping but that refers to having the center of bed lower than the sides (collapsing on its own weight warm up ...
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1answer
75 views

Marlin is restarting when pins 5 Vcc are enabled and has a servo motor connected (RAMPS 1.4)

My printer uses an ATMega 2560 with a RAMPS 1.4 shield, A4988 stepper drivers and a 2004 controller LCD interface. The PSU is 360 W (12 V, 30 A). I bought a BLTouch for my printer, but when installing,...
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0answers
53 views

Nozzle too high on first layer after leveling

I've had my Ender 5 Pro for 6 months now, printing happily and quite a lot. Some days ago, a print failed mid-way, and since then I've not been able to make it print properly. I've now spent days ...
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2answers
289 views

How do I know if my BLTouch is faulty or firmware is faulty?

I just got the Ender 5 Plus with BLTouch set up today. I was having some massive issues and determined that my leveling was off because the BLTouch was flashing red and not connecting. When I turn on ...
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0answers
102 views

BLTouch not covering the whole bed area

My problem is that the BLtouch doesn't probe the whole bed, in which the probe starts from the left edge and stops at the middle of the bed. I'm using Marlin 2 software and this the code in the ...
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2answers
122 views

Nozzle height adjusting for every print

I'm new to the 3D printing world and got my first Ender 3 (with the 32-bit controller board). I have a problem with every single print. I've upgraded to the newest Marlin firmware, did the mesh ...
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1answer
348 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....