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Unanswered Questions

60 questions with no upvoted or accepted answers
8 votes
1 answer
168 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 ...
7 votes
0 answers
194 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 ...
3 votes
0 answers
33 views

Why is the corner of my layer doing this?

Trying to get my printer leveled correctly so I can make some stuff. Started printing this square and the back left corner is not getting enough adhesion. The front left and back right corners are ...
3 votes
0 answers
1k views

Installed BLTouch - what do I need to tell Cura? Just G29, or more to it?

I added a BLTouch to my Ender3v2. Yay! But my first layer is still as sketchy as it's ever been. I've got the firmware updated, and I can see the auto-level process take place at the beginning of my ...
3 votes
0 answers
175 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 ...
2 votes
0 answers
278 views

BLTouch on Bed Leveling check don't move left after point 6

My Setup Ender 3 BTT SKR Mini E3 v1.2 with BLTouch Marlin v2.1.x Problem Captured it here (short video): When Bed Leveling, the print head doesn't return left on the X-...
2 votes
0 answers
229 views

Anycubic i3 Mega layers don't stick together/are too thin

My Anycubic i3 Mega suddenly stopped printing properly. As you can see on the images attached, the printed filament seems to be too thin which causes the layers to not stick together. I already: ...
2 votes
0 answers
782 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 ...
2 votes
0 answers
126 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 votes
0 answers
256 views

3DTouch activating but responding too late

I installed a knockoff BLTouch called the 3DTouch on my Sidewinder X1. The sensor triggers correctly, however, the printer responds to the signal way too late. For example, I was testing it and ...
2 votes
0 answers
1k views

Inconsistent Auto Bed Leveling - Having To Calculate Z Offset For EVERY Print

I am having a problem with my Flying Bear P902 3D printer where I have to calculate the Z offset for every single print. I calculate it using this method (and store it in EEPROM) : Link to ...
1 vote
1 answer
34 views

Uneven layers - Anycubic Kobra 1

I have this case uneven defect on print when using Anycubic Kobra, it occurs from the first layer. I use 0.6 nozzle and all the default features. Here're the actions that I already tried: Built-in ...
1 vote
0 answers
154 views

Is the Bambu Lidar a structured light camera?

How does the Bambu Lidar work? I am convinced that Bambu is not using a Time-of-Flight Lidar method for its bed sensors. It might be a camera (or smart camera depending on your definition) that looks ...
1 vote
0 answers
290 views

Ender 7 CR touch work problem

I have a Creality Ender 7 printer. I bought a CR Touch auto leveling sensor for it. After installing and uploading the firmware ...
1 vote
0 answers
173 views

15x15 mesh returns ridiculous values

So I've followed the wonderful tutorial here and managed to modify the Anycubic firmware to include more mesh points to probe for (I've set it to have a 15x15 grid because I'm printing a large scale ...

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