Linked Questions

7
votes
2answers
32k 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 ...
6
votes
1answer
24k views

Specifying Z offset in Marlin firmware

I need to set a Z offset for the Flying bear P902. I calculated the offset (-2.98). But, every time when I try to input this using the LCD screen of my 3D printer, the value jumps to either -2.99 or -...
7
votes
1answer
6k views

Using auto-bed leveling, do I need to initiate G29 before every print?

Various methods to scan the top surface exist to improve the bed adhesion to prevent prints to come loose from the bed during printing: e.g. BLTouch and clones or inductive and capacitive sensors/...
5
votes
1answer
835 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 ...
2
votes
2answers
553 views

When do I need to get a BLTouch upgrade?

I've found many Youtube videos of makers upgrading to BLTouch sensor. I have a Creality CR-10S Pro, so far bed leveling hasn't been an issue (after some days of trial and error). My question is ...
0
votes
1answer
1k views

BLTouch with TH3D Ender 3 pro

I installed TH3D to my stock mainboard via this guide, but BLTouch does not work properly. It does not check all 9 points before point it just go middle then check z then start printing. BLTouch ...
3
votes
1answer
396 views

What is ABL or UBL? Is this the same?

When looking at Marlin firmware or reading on leveling of the printer bed the term ABL and UBL are frequently used. What are ABL and UBL? Are they the same?
2
votes
1answer
475 views

How to make Ender 5 use BLTouch probe for Z homing?

Backstory I set up the BLTouch module as explained in the guide that came with it - that included unplugging the Z axis switch, and replacing it with a pair of wires from the BLTouch module. I managed ...
3
votes
3answers
120 views

Need accurate 90º angle with respect to the table

I have a Tevo Flash. Normally, I don't care about perpendicularity with respect to the table. But now I have a 5" disc on a ball bearing, held by a 3D printed tube with a flat bottom. If the tube'...
0
votes
0answers
79 views

Ender 3 V2 bed slanted

I'm at a loss I have no idea what to do, I've tried everything I can think of. I've fixed my x-axis gantry, added silicon bed mounts, used washers, straightened out my BLTouch but still this is the ...
0
votes
0answers
61 views

Anycubic Mega X slanted Z-axis

Just got a new printer (first time setting it up myself). While trying to level it, it appeared that the left side was higher than the right on the Z-axis. When the nozzle moves left, it digs into the ...
2
votes
1answer
57 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 ...