Unanswered Questions

677 questions with no upvoted or accepted answers
7 votes
0 answers
120 views

Marlin 2.0 Firmware temperature jumping on LCD when trying to configure UBL

Flashed Marlin 2.0 on my Folgertech 2020 Prusa i3 variant. Calibrating seems to have gone smoothly until I tried to set up UBL. Saved the mesh into EEPROM with the ...
6 votes
0 answers
91 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 ...
6 votes
1 answer
425 views

Makerbot Smart extruder+ heat block and nozzle question

I am looking for information on the smart extruder+ heat block and nozzle? I have looked online and from several forums come to the conclusion it is either a MK10 or MK11 assembly. Can anyone shed ...
5 votes
0 answers
31 views

Ok to shutdown printer after unloading filament, with no cool down?

With a fan cooled, all metal hotend, is there any reason to wait for the hotend to cool, before shutting down power, if the filament has been unloaded? When leaving the filament on the machine after a ...
5 votes
0 answers
150 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 ...
4 votes
0 answers
29 views

Sudden Extreme Z-Banding

I am experiencing an extreme Z-banding issue that has come on all of a sudden. I'm quite new to 3D printing and I have just taken a deep dive into printer calibration by going through the Teaching ...
4 votes
0 answers
538 views

CR-10 MAX - Marlin Firmware settings help

I’m trying to build firmware for the CR-10 MAX. The git has no config example for this machine. And this is the first time for me to look into the settings. I’m ...
4 votes
0 answers
655 views

Inconsistent layer stacking

I'm throwing this out that as a long shot, as I'm not sure if anyone can help me, but maybe there's someone out there who had a similar issue and might have successfully dealt with this before. I'm ...
4 votes
0 answers
291 views

Perimeters/shells not properly fusing - delamination

I come to you all in my time of need, as I have nowhere else to turn. I’ve been a 3D printer for about two years now. I have an Ender 5 Plus. Up to this point, all of my prints were fine straight out ...
4 votes
0 answers
101 views

What foundation designs are adequate for a 3D-printed one-floor building larger than 200 square meters?

With the increasing price of lumber and construction materials in the U.S., 3D-printed houses become a more viable way of building houses. Designing the foundations of mini-houses isn't difficult. ...
4 votes
0 answers
242 views

Retraction fine but recovery occasionally just doesn't happen

I'm having issues with retraction. My printer prints very well normally, but has an intermittent problem with retraction: the retraction itself always happens, but sometimes the subsequent recovery ...
4 votes
0 answers
815 views

Connecting 128x64 OLED to BIGTREETECH SKR mini E3

I'm trying to connect a 128x64 OLED display with the SH1106 driver for the BIGTREETECH SKR mini E3 printer controller board which uses the 32 bit STM32f103RC MCU. Note that it works fine with my ...
4 votes
0 answers
1k views

Does matching whole Z-motor steps for layer height actually matter on Ender 3?

This question asks about computing the fundamental layer height unit for full Z-motor steps, on the basis of a theory that layer thickness can be inconsistent if the height is at different micro-...
3 votes
0 answers
20 views

How can a speaker or active buzzer be connected to the Arduino 2560/RAMPS 1.4 boards to provide alerts in response to M300 commands in the g-code

My Prusa i3 does not appear to have any sound device incorporated. I've read "Writing G-Code: Audible Alert at end of print" and it seems everything needed to implement audible alerts is ...
3 votes
0 answers
54 views

Inconsistent Z-height on Ender 3 V2 print bed

I have an Ender 3V2 running a custom version of Jyers Marlin, and using a CR Touch as a Z-stop, and with a heated glass print bed. This is my first printer, and it mostly prints fine except when ...

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