Questions tagged [bltouch]

For questions about the BLTouch automatic leveling sensor for 3D Printers.

42 questions with no upvoted or accepted answers
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13 views

BLTouch always shows high on right side of the plate

My BLTouch was working great. Until one day, it just started showing the right side as being high on every read. I've tried leveling many times manually and with the BLTouch. But every time I use the ...
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0answers
44 views

Ender 3 v2 with Ender 400XL extender and BLTouch not working after installation

I have an Ender 3 v2 and just installed the Ender Extender 400XL and a new BLTouch. I need to modify firmware for the new dimensions of 400x400x500 mm for the new kit. I changed all that and it seems ...
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0answers
58 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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0answers
58 views

3DTouch: G-code to temporarily change probe points and Z home?

I am using a BLTouch clone (3DTouch), and with G28 and G29 in Simplify3D it auto-detects Z home right in the center of the bed ...
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0answers
33 views

Ender 3 Pro with BLTouch, partially completes ABL sequence then locks up

I have had an Ender 3 Pro for the last year, and put a BLTouch on it about 6 months ago. With the BLTouch installed for the last 6 months, I have successfully completed hundreds of prints with no ...
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86 views

Should center point of G29 matrix always be zero?

Questions: Should repeated applications of G29 (auto-level) result in the same matrix as long as nothing is loose or has otherwise mechanically changed? Should ...
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0answers
43 views

Using BLTouch on Y Axis instead of Z

Long story short, Y and Z axis on my printer are swapped because it is a belt printer. Currently, the BLTouch sensor only works on Z axis, so I need to figure out how to do it for the Y axis otherwise ...
2
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1answer
2k views

BLTouch missing build plate on levelling

I have finally sorted the problems out with the frozen screen, but inevitably there's always more to take there place. I have installed the latest version of the 'Tiny Machines' Firmware but on ...
2
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0answers
509 views

BLTouch Deploying then immediately retracting while homing

I just bought a Creality CR10 Max (this is my 9th printer, 3 of my others are creality and they all have a BLTouch installed). I have only made probably 5 prints on this machine since I bought it ...
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1answer
78 views

Ender 3 Pro with BLtouch + BigTreeTech Auto level not compensating

As the title says, I have an Ender 3 Pro + BLtouch v3.1 and BigTreeTech SKR mini E3 v2.0. I have the SKR loaded with "firmware-bltouch-for-z-homing.bin" but my printer does not seem to be ...
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26 views

Ender 3 Pro firmware upgrade fails

Problem with Creality v1.1.4 (Ender 3 Pro) and BLTouch (Creality V1 mainboard - upgraded version). Error when attempting the firmware upgrade. After downloading and executing ...
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0answers
306 views

BLTouch does not compensate for bed level correctly

Printer: Anycubic Mega S. Mods: BLTouch, Dual material with G-code-powered switch. Firmware: Marlin 2.0 A couple of weeks ago I had a print failure when printing PETG. Now whenever I use auto bed ...
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0answers
274 views

Cannot configure Marlin 2/0.X bugfix on Ender 5 pro, 4.2.7 board with BLTouch 3.1

I am new to 3D printing and recently purchased a Ender 5 Pro. I came and the 8 bit 1.15 board was broken (couldn't run extruder). I upgraded to a 32 bit Creality 4.2.7 and also purchased a BLtouch 3.1 ...
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68 views

BLTouch Creality Firmware works, Marlin doesn't

I've had the BLTouch working fine using this kit and following the instructions it shipped with. I wanted to increase the number of probe points so I've attempting flashing with Marlin to achieve this....
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1answer
213 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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0answers
662 views

Printer is using BLTouch to home but it is not using it to auto level

I have recently set up my Ender 3 with an SKR MINI E3 V1.2 and a BLTouch which I have been using for a while. After many troubles with compiling the firmware, I managed to compile and upload the ...
1
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1answer
603 views

Why is BLTouch Still Probing Off the Bed Even When `NOZZLE_TO_PROBE_OFFSET` is Set?

So I am almost finished upgrading my CR10s with Hemera and BLTouch hardware, however I can't get past this one problem. In the picture, you can see that the probe is to the left of the nozzle, and ...
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13 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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36 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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13 views

Anet A8 BLTouch bed leveling starts outside of bed

I just upgraded Anet A8 to Marlin 2.0.x with BLTouch, but my issue is when I press bed level the center is not correct, and when it goes to the first point it is outside of the bed. My BLTouch is back ...
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40 views

BLTouch not working correctly on Ender 3 Pro

First off, I realize how many "Ender 3 BLTouch not working" questions there are already on here, I've looked through a bunch of them and not seen this particular problem. Let me know if it'...
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22 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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30 views

Ender 3 v2 BLTouch 3.1 issue

I'm running into an issue with my BLTouch where it will go through the process of leveling when the print has started but will fail at different points each time then immediately go to start printing. ...
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0answers
27 views

BLTouch not homing correctly

I recently installed a BLTouch V3.1 sensor on my CR-10S pro. I used the "Tiny Machines" latest firmware. When I turn on the printer the BLTouch self tests and turns red. When I go to "...
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0answers
26 views

Ender 5 Pro - Breaking sound when z axis moves down (away from hotend)

I got this printer literally yesterday, at first it was fine but after a few test XYZ cube prints it started making a breaking noise when the Z axis moves down! Please see the video! ...
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107 views

Manually level CR-10 V2 with BLTouch

I am using a Creality CR-10 V2 with BLTouch installed. I referenced many articles but seems like I am constantly getting inconsistent information regarding to bed leveling. If I am not wrong, I need ...
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72 views

How to specify servo pin for BLTouch sensor in Marlin

I have been through a bunch of different examples/tutorials/other threads. But I can't figure out how to let the firmware know what servo pin is used for the BLTouch sensor in the latest Marlin 2.0.c ...
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20 views

BLTouch gives a mesh that makes no sense

I've been trying for a long time to configure the BLTouch correctly on an Ender 3 and I only get results that have no sense. I already have another Ender 3 with a BLTouch configured that works fine. ...
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122 views

Ender 3 Pro & BLTouch clone issue

I just installed a BLTouch clone on my Ender 3 Pro with a standard 1.1.4 board. The sensor seems to work but is giving me problems. I used the Teaching Tech tutorial on YouTube to install it, but ...
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0answers
45 views

Help coding the MIN_POS and x/y probe offsets

I've read a lot of posts in regard to these subjects but I think that the advice is just so saturated it's hard to know what to follow. I've had trouble with my bed min pos and x/y probe offsets ever ...
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21 views

BLTouch V3 levels accurately on some parts of the bed sometimes or is widely off on others and sometimes scrapes

I'm trying out the new Ender 3 Pro, replaced the Z switch and put the BLTouch V3 in its place and when I try test prints with it after bed leveling, it sometimes print part of my bed on level, and ...
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1answer
66 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
2k 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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1answer
818 views

BLTouch Z offset needs changes

Just installed a BLTouch sensor on my Ender 3 Pro (using firmware version: Ender-3 Pro1.1.6BLTouchV3.1PowerLossContinueEnglish), it all works great but each time I ...
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84 views

CreatBot DX firmware flash for BLTouch install?

Any resources to add a BLTouch to the CreatBot DX? I cant even get Marlin installed without bricking my LCD and USB. I've heard suggestions to flash Klipper, run everything from a Pi or to swap out ...
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0answers
17 views

CR-10 not printing properly after Marlin 2.0.x and BLTouch installation

I flashed a new version of Marlin (2.0.x) because I bought a BLTouch sensor on my Creality CR-10 v2. Ever since I did that, my printer has terrible first layers (adhesion) and layer strength is weak. ...
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1answer
694 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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35 views

Ender 5 Pro BLTouch problems

How do I change the location of where the BLTouch probes when I use BLTouch on an Ender 5 Pro because I am doing a color change and I can not have its probe in the center of the bed? Added note I ...
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0answers
80 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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0answers
95 views

BLTouch ender 3 pro doing a very hard end stop

I am very new to 3D printing and after finding the bed on my Ender 3 Pro to be very uneven I decided to install a bl-touch module and new firmware from TH3D. I use Cura and it works fine but it only ...
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2answers
761 views

Nozzle goes down after bed leveling BLTouch

I am new and I really hope you could help me out. I have two printers, one is an Anet A8 and the other one is a CreatBot DX plus. On both of them I installed a BLTouch, firstly on the DX and today on ...
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0answers
115 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 ...