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Questions tagged [bed-leveling]

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

3
votes
1answer
30 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 ...
3
votes
1answer
42 views

What exactly does calibrating a 3D printer do?

I’m building a 3D printer and need to understand what calibration and bed leveling is, and I was surprised to see there isn’t a clear explanation on the internet anywhere. Does bed leveling compensate ...
1
vote
1answer
44 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 ...
4
votes
1answer
61 views

Ender 3 distance between nozzle and bed changing on Y-axis

After I level my Ender 3, the distance between the nozzle and the bed seems fine on both ends, but moving the bed on the Y axis shows that it's increasing and decreasing for three times, which I just ...
1
vote
1answer
37 views

How to level bed after applying glue stick for bed adhesion

I'm pretty new to printing PETG, and my Creality Ender 3 now has a glass print bed. I've done some research, and it looks like a pretty bad idea to try and print PETG on a pure glass surface for fear ...
2
votes
1answer
58 views

Anet A8 with Marlin firmware: Auto Home is crashing into bed

I got things moving from the answer to a previous question. Now, since the base-video I'm following is non-English, I want the next phase fixed: Probing failed ...
4
votes
1answer
89 views

ANet A8 running Marlin v1.1.9 Auto Bedlevel with ROKO SN04-N

I'm trying to get the ROKO (SN04-N) sensor to work with my Anet A8. First of all, while trying to screw it to the extruder, I tightened it too much and sort of broke the acrylic plate... sort of. I ...
1
vote
1answer
24 views

Adhesion problem when printing calibration test

Here is my first attempt at printing a "Bed Leveling Calibration test". It obviously didn't come out as I would have hoped, but what can you say just looking at this picture? Is it possible to tell ...
2
votes
0answers
47 views

Bed leveling compensation not working! [closed]

I have a DIY 3D printer that uses a probe as z min limit and bilinear bed leveling. The problem is that bed leveling compensation sometimes doesn't work. This is in my starting scripts in Simplify3d: ...
2
votes
1answer
109 views

Problems with bed leveling of Creality CR-10 Mini

So I've had my CR-10 Mini for some months now, and I've been continually having strange problems with bed leveling. Basically, after leveling the bed and printing a part, the bed is no longer leveled ...
2
votes
2answers
75 views

I can't level my bed any more

I have a Monoprice Select v2 that I just bought less than 2 months ago. I've manually leveled it on several prints prior. I noticed a couple of holes in my print bed after my last print, like the ...
1
vote
2answers
72 views

Scratches in the build plate - How did this happen, and may it cause problems?

A couple of prints after leveling the bed (<10), I noticed some weird sound, and saw the nozzle scratching the build-plate. What is really weird, is that I noticed (My printer is in quite a dark ...
1
vote
1answer
114 views

Why does my DIY printer start printing in air?

I've built a DIY 3D printer similar to Prusa i3. It does homing and bed leveling very well with a PNP Lj12a3_4_Z_BY sensor using G28 and ...
2
votes
2answers
465 views

Automatic leveling probe offset; adjusting for one side ruins the other

When I adjust the probe offset to get the proper layer height and adhesion, one side is set right but the other doesn't work. If I decrease the probe offset (say -1.100 to -1.050) the right side seems ...
2
votes
1answer
1k views

How to set the boundaries for BLTouch probing

I have just installed the BLTouch on my Ender 3 running Marlin 1.1.9 and I want to set it up so the probing does the 9 points in a perimeter that uses most of the bed surface area. At the moment the ...
2
votes
0answers
527 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 ...
6
votes
1answer
135 views

Tevo Michelangelo nozzle below build plate?

I got a Tevo Michelangelo as first 3D printer today and already got a problem with the bed leveling: The extruder nozzle is way below the build plate. (When I auto-home the axes, which I've done ...
3
votes
1answer
827 views

How to set the Z home offset

I have what I thought would be a simple question. I don't have an auto leveling probe, I do my leveling manually with 4 screws and a piece of paper (I measured the thickness to 0.1 mm). For the ...
3
votes
1answer
227 views

How do I add auto bed levelling to my Marlin-based CNC?

I just finished a CNC that uses Marlin Firmware. The dimensions of it are quite large (3200 x 2000 mm) and the table is not perfect. I'm thinking of adding a proximity sensor to store a mesh in the ...
4
votes
1answer
1k views

Issues with Auto Bed Leveling

I have enabled auto bed leveling on my 3D printer. I have used a 6-36 V inductive sensor with a 7805 voltage regulator running the sensor at 10.78 V. I am using Marlin 1.1.9. This is my configuration ...
1
vote
1answer
619 views

3DTouch sensor fails after probe deployment and triggering

I'm using a 3DTouch sensor (from Geeetech) on a self-build CoreXY printer (HyperCube Evolution). The sensor worked perfectly until not being used for a month. The symptoms are that it fails to deploy ...
5
votes
1answer
228 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 ...
5
votes
3answers
163 views

What exactly does automatic bed leveling do?

I get the concept of automatic bed leveling...the printer moves around the bed and uses a sensor to identify high and low spots, then "software compensates for differences". But what exactly does "...
6
votes
2answers
828 views

Will a glass bed warp as it is heated?

I purchased a glass bed to use with my still-in-transit Ender 3. Since the bed came in before the printer, I pulled it out and used a flat edge ruler to see how flat the glass surface is. It appears ...
3
votes
1answer
153 views

How bed leveling is achieved without table screws?

I have seen printers with table screws and bed leveling sensor and printers that have only bed leveling sensor (such as Prusa). So my question is how does the bed levelling work when there is only a ...
4
votes
2answers
624 views

BiLinear bed leveling

My G29 command reports +0.178 +0.281 +0.830 -0.614 -0.012 +0.371 -1.208 -0.849 -0.351 So should I tighten up the screw of the bed, close to 0,0 position or ...
3
votes
1answer
412 views

Marlin Firmware Auto Leveling only re-centers the XY-axis (Delta printer)

I'm trying to get my printer to auto level its bed, with Marlin firmware using the following: Printer: Kossel Linear plus (Delta 3D printer) Board: MKS Base V1.5 Firmware: Marlin customized I go ...
4
votes
1answer
158 views

Adhesion problem (heat bed or extruder issue)

I am having an issue with the transition from the first layer to the second. It seems that the first layer isn’t staying put on the hot bed and the extruder is dragging it around creating a ball of ...
4
votes
2answers
1k 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 ...
4
votes
2answers
589 views

Delta printer nozzle not moving square with a perfectly level bed (as if the bed is bent… but it isn't)

I've been having this problem with my delta 3D printer where my nozzle isn't moving flat with my print bed (as if the bed is bent) but I have used the edge of my steel ruler and it seems to be ...
5
votes
1answer
3k views

Adding extra Z-offset to bed for PETG in Slic3r

Having printed exclusively in PLA for the past year, I'm now looking at trying out PETG in order to print a set of spare parts for my new Prusa i3 mk3. I have bought a roll of PETG from Rigid.ink and ...
5
votes
2answers
3k 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 G29 value replaces the M851? My printer is an Anet A8 with marlin firmware, ...
5
votes
1answer
2k views

Problem with print bed height on Creality Ender 4

I am a novice to 3D printing and have encountered an issue that I cannot seem to solve. Hopefully someone here can point me in the right direction. I have a Creality Ender 4 that I purchased a few ...
8
votes
1answer
629 views

Marlin's bed leveling Mesh Validation Pattern ignoring home offset

I'm using a Prusa clone with Ramps 1.4, Marlin 1.1.5 and an inductive proximity sensor Z-probe. Due to the design of the printer, the X and Y end-stops and the Z-probe are not exactly aligned with the ...
2
votes
1answer
632 views

Auto bed leveling with BL Touch sensor crashing to bed

I'm new to 3d printing and I recently bought a Geeetech Prusa i3 Pro B along with a BL Touch (3D touch) sensor to do auto bed leveling. I printed the sensor holder, mounted it and the sensor to the ...
2
votes
1answer
182 views

Tevo Tarantula incorrectly auto leveling of bed

I decided to try and setup the bed auto level sensor. I downloaded this firmware: TEVO-Tarantula-I3-Marlin-Firmware and followed this tutorial, YouTube - Setting Up Auto Bed Leveling (Tevo Tarantula)....
4
votes
1answer
3k views

Auto leveling with Marlin and RAMPS 1.4 does not work

I configured Marlin 1.1.3 for auto-leveling with a fix mounted sensor connected to the Z end-stop pin. I have the following settings in my config: ...
6
votes
2answers
1k views

Nozzle jumps off the bed when using Marlin Mesh Bed Leveling

I am using Marlin firmware with a RAMPS board on an Anet A8 printer. The bed size for the printer is 220 x 220 mm and that is stated in the configuration.h file. ...
4
votes
2answers
2k views

Assisted manual levelling with Marlin

Marlin offers a bunch of different choices for auto-levelling and assisted manual levelling for bent build plates (mesh levelling), but for the moment I want to level things completely manually. That ...
5
votes
1answer
267 views

Printrbot simple metal not auto leveling

I have a printrbot simple metal with the heated bed upgrade. Its been working fine until Cura updated, now, after the x,y, and z axis zeros, the print starts without moving to the other corners and ...