Questions tagged [bltouch]

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

46 questions with no upvoted or accepted answers
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47 views

BLTouch not probing all points and motors making really loud noises since rebuild of latest Marlin (new hot end installed and BLTouch)

Please listen to this video, which illustrates the issue, with the sound on. Link to configuration.h and configuration_adv.h ...
2
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1answer
24 views

BLTouch collides with side of bed when starting print AFTER leveling

Okay, this one is a bit weird as everything else on the printer (for the most part at least...) is working perfectly. Some minor adjustments here and there are needed but this issue has shown up ...
2
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0answers
49 views

BLTouch homing correct, but nozzle hits bed during print

So I have this exact problem as in this thread: BLTouch calibrated, nozzle still dives into the bed But I don't see a clear solution to that question, or I don't understand. After correct calibration ...
2
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0answers
627 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 ...
2
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0answers
32 views

Z-axis rising from bed after BLTouch and homing

I have an old Ender 3 printer. I have let it sit for a year without anything to print. Nothing major has happened to it like falling or setting things on the printer. It has an old BLTouch. I set up ...
2
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0answers
49 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 ...
2
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0answers
95 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 ...
2
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0answers
168 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 ...
2
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0answers
93 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 ...
2
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0answers
50 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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0answers
99 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
48 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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0answers
590 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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0answers
16 views

Ender 3 BLTouch working but with random red flashing?

I've got an Ender 3 with 1.1.4 mainboard - recently bought a Creality BLTouch (v2 because of the 8-bit board), fitted, flashed the firmware (1.1.6) and all appears to be working... however... I get ...
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0answers
32 views

Stripe down the middle of BLTouch mesh is somehow not level

I'm fairly new to 3D printing, but I've had my Ender 3 V2 for some time and have made some upgrades to it, including a BLTouch module and some non-stock firmware that seemed to really help. Now, I can'...
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0answers
167 views

Ender 3 V2 & BLTouch with Jyers firmware not compensating

I got the Jyers firmware to upgrade my Ender 3 V2 and added a BLTouch. I got it up and running, followed most of the tutorials on the internet and videos, and uncommented all that was needed. The ...
1
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1answer
275 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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0answers
35 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
738 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
447 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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0answers
122 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....
1
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1answer
573 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
875 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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2answers
890 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
35 views

Creality Ender 3 v2 and BLTouch v3.1 - issues with x, y axis - crashing to the printer's frame

after installing BLTouch v3.1 on my Creality Ender 3 v2, I am facing the issue with x and z axis. During auto bed leveling seems like printer is trying to go outside x, y position of bed and make ...
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0answers
24 views

Ender 5 plus - leveling

My Ender 5 plus developed a strange issue. The printer is always moving the bed a couple of mm from the nozzle. I have releveled the bed a couple of times, that does not solve it. I did also a manual ...
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0answers
17 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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0answers
280 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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0answers
25 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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0answers
58 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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0answers
27 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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0answers
43 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
75 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
70 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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0answers
129 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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0answers
28 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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0answers
165 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
67 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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0answers
26 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 ...
0
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1answer
134 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 ...
0
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1answer
1k 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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0answers
123 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
24 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. ...
0
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1answer
1k 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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0answers
109 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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0answers
123 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 ...