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Questions tagged [calibration]

Questions about calibration of various 3D printer mechanics

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Accidentally bumped the head and it is now offset mid-print; how can I save the print?

I tried to fix a very minor stringing during print and I accidentally bumped the head. As a result, it's now offset and printing spaghetti. I want to save the print but I'm new to this and I'm not ...
eternalNoob's user avatar
1 vote
0 answers
155 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 ...
BrChan's user avatar
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1 vote
1 answer
33 views

Prints printing to the right of the bed after the firmware change

I changed to "mriscoc firmware" on my Creality Ender 3 V2 Neo and everything went pretty smooth. The printer itself works good, mesh is working good, I even went the length to measure the ...
Ondřej Řepka's user avatar
0 votes
2 answers
246 views

Why do two identical Creality Ender 3 V2 printers have a center that is 3 mm off from each other and 7 mm off expected and how to calibrate it?

When pushing the limits of the bed size (235x235 mm) for two Creality Ender 3 V2 printers running the same mriscoc firmware and the same config and upgrades. I noticed that despite using the same G-...
Bob Ortiz's user avatar
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2 votes
0 answers
42 views

Can Cura apply multiple Z-offsets across the bed to "flatten" the print area?

We have a Tronxy X5SA 400 Pro which uses a TR sensor to "auto-level" the printing bed. It samples 16 positions across the bed (4 x 4) and provides a +/- level from its initial measurement. ...
KJ7LNW's user avatar
  • 121
3 votes
2 answers
107 views

How could dual end-stop switches on each axis improve the functionality and precision of 3D printers like the Creality Ender 3 V2?

Looking at a bare Creality Ender 3 V2, I realised that there are three end-stop switches, one for each axis, X, Y, and Z. But this only helps to determine the start (0) position of each axis. Wouldn't ...
Bob Ortiz's user avatar
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0 answers
323 views

Ender 3v2 with CR touch, X and Y axes off on the build plate

I'm new to the 3D printing world. I made a mistake in thinking that my auto leveling wasn't working because of the firmware and reset it to the Creality standard one. After changing the firmware, my X ...
Blake collins's user avatar
-1 votes
1 answer
290 views

3D printer giving me “too long extrusion prevented” error message when ever I try to print a model made in Blender

I am able to print files from Thingiverse just fine but having trouble printing anything designed in Blender. I get the error message “too long extrusion prevented” following which the print fails. I ...
belloalmu 's user avatar
0 votes
0 answers
108 views

Bed mesh registers different height when measured in different direction

Having recently got a new bed plate (PEI covered steel) I decided to run a bed mesh calibration with a higher than usual number of points (23,23) to see if there were any high spots or dips. Klipper ...
StarNamer's user avatar
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1 answer
4k views

Should I calibrate Z-offset so that Z = 0 has the nozzle touching the bed?

When calibrating my printer and configuring my slicer there are many different values that can affect the final distance between the print bed and the nozzle for the first layer. I'm trying to figure ...
Patrick Rogers's user avatar
2 votes
1 answer
915 views

Creality Ender3V2 extruder calibration

I have a Ender3V2 Creality 3D printer. I recently changed the extruder for a metal one because the previous was broken. I have troubles to print now. The adhesion layer peels off easily (kinds of ...
AnchorInk's user avatar
0 votes
1 answer
2k views

PLA temperature tower failed

I'm using the eSun Silk PLA and I printed a temperature tower to find out the best settings. For print speed, the default speed of 50 mm/s and 25 mm/s for walls and surfaces are used. The problem is ...
Mark's user avatar
  • 447
4 votes
2 answers
8k views

Auto Bed Leveling does not compensate for bed tilt correctly (Anycubic Kobra Neo)

Setup: Anycubic Kobra Neo (Firmware v1.3.3), Cura 5.2.1 I recently bought an Anycubic Kobra Neo. It works but has issues with auto bed leveling. Specifically, auto bed leveling does not compensate for ...
thebear8's user avatar
  • 141
3 votes
2 answers
2k views

Prints coming out with jagged lines on the sides, rough edges

I am pretty new to 3D-printing, and I have just finished assembling my Prusa i3 a few days ago. I finished up basic calibrations, which went fine, but noticed my prints were coming out with a bunch of ...
notkvnchn's user avatar
0 votes
1 answer
425 views

Ender 3 Pro Direct Drive weird/small blobs?

I have an Ender 3 Pro with the direct drive upgrade, aluminum extruder (The same problem happened with the plastic one), double-sided bed default black on one side and PEI on the other (Happens with ...
Adam Salem's user avatar
2 votes
1 answer
4k views

Ender 3 V2 calibration for BIQU H2

I upgraded my Ender 3 V2 with a BIQU H2 hot end and extruder head and a BLTouch probe. I updated the firmware from Ender website using ...
Oak_3260548's user avatar
4 votes
2 answers
8k views

Ender 3 Pro bed is lower in the middle

I just purchased this Ender 3 Pro about 1 week ago and since then I've been having nightmares with leveling/tramming the printer bed. From having to tram it again after every print to not being able ...
Fernando Gomes Filho's user avatar
0 votes
1 answer
756 views

What is causing these severe print errors on an Ender 3? [closed]

I've noticed a lot of beginners with the Ender 3 are getting blobby prints. The default nozzle temperature with the slicer and printer is 200 °C. The filament's manufacturer's suggested nozzle ...
when squared equals a negative's user avatar
0 votes
3 answers
849 views

Severe blobbing prevents printing. What settings can I change to fix this?

Bought a new printer. When this problem has happened anywhere from the third to the twentieth layer up. An excess of filament suddenly exits the nozzle, often pulling the print from the bed when the ...
when squared equals a negative's user avatar
4 votes
1 answer
3k views

Can't get rid of horizontal layer lines?

I have an Ender 3 V1 3D printer. When I first got the printer and assembled it, I was able to get very good prints. My post is specifically about horizontal layer lines, and initially with my printer, ...
geekgeek4's user avatar
  • 171
1 vote
0 answers
46 views

Is there somewhere a procedure to manually calibrate the PID?

I own a Balco rebranding of the Duplicator i3+ and after having replaced the plastic driving gearbox with a metallic one, it appears that for some reason the extrusion temperature became unstable and ...
Camion's user avatar
  • 171
0 votes
1 answer
264 views

Advanced Delta Printer Calibration Question

Specs: Printer Configuration: Delta Firmware: Marlin 2.x Probe: Conductive nozzle (Verified repeatable 0.01 mm accuracy) I'm working on calibrating my delta printer to 0.01 mm +/- 0.02 accuracy. Every ...
fusiondew's user avatar
4 votes
2 answers
11k views

Which K-Value would you choose here for linear advance?

I'm new to 3D printing, but my printer supports Linear Advance. I heard that it offers improvements in print quality. I used Marlin Linear Advance Pattern Generator to generate a print with horizontal ...
geekgeek4's user avatar
  • 171
2 votes
1 answer
2k views

Creality Ender 3 Pro: Problem with Z-axis inaccuracy (squashed layers?)

Creality Ender 3 Pro – Z-axis inaccuracy problem. Before opening this new thread, I did read this question (Perhaps there is another question on this site I did not see!) Browsing through comments on ...
Peter X's user avatar
  • 41
1 vote
1 answer
338 views

Printer crashed into model

So first of all I want to say, that I'm fairly new to 3D printing. I'm currently calibrating different things because I've got a little problem with rough walls. The last thing I did was increase the ...
jk1503's user avatar
  • 41
1 vote
0 answers
484 views

Calibration of Y-axis produces different results on single model with different length even after E-step calibration

TL;DR; If I calibrate my Y-axis steps/mm based on the long side of the model shown below, the calibration cube part is printed too big. If I calibrate the steps/mm based on the calibration cube part, ...
ThomasD's user avatar
  • 11
3 votes
1 answer
2k views

Using the BLTouch to assist with manual bed levelling?

I struggle with paper levelling and find it to be excessively coarse and unspecific. I bought a 3DTouch, but I still need to make the bed generally level using the knobs. Otherwise, the print will be ...
geekgeek4's user avatar
  • 171
18 votes
2 answers
2k views

Why is a 3D Benchy considered a good test print for FDM printers?

the 3D Benchy is everywhere. It is one of the top test prints if you look away from a simple cube. But what makes the Benchy a good test print at all? It does have almost no critical dimensions that ...
Trish's user avatar
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2 votes
2 answers
2k views

Can't make Ender 3 V1 Level

I have an Ender 3 V1 with a glass Creality plate. I was having difficulty using manual levelling and my prints were struggling, so I ordered a 3DTouch. I have installed the 3DTouch and used Creality's ...
geekgeek4's user avatar
  • 171
3 votes
2 answers
776 views

Can't 'tune' out my problem, please help!

Alright, long story but I want to provide as much detail as possible: I have a heavily modded Ender 3 Pro. Mods include: Metal Extruder Capricorn PTFE tube Glass bed with improved leveling nuts ...
Joseph Crozier's user avatar
1 vote
1 answer
1k views

Inconsistent E-step calibration test results

My Ender 3 has been having intermittent under extrusion issues. Layers of good density alternate with weak mesh. When printing multiple objects at once, sometimes one will be almost entirely good, ...
Lee's user avatar
  • 206
8 votes
1 answer
171 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 ...
Dennis Wurster's user avatar
4 votes
0 answers
2k views

How can I correct *second and third layer* elephant foot?

I'm attempting to print this print-in-place bag clip (in the 80 and 100 sizes). Early prints came out well, except that my persistent elephant foot resulted in locking the hinge. Oddly, a few days ...
Zeiss Ikon's user avatar
  • 1,750
2 votes
1 answer
2k views

Klipper BED_SCREWS_ADJUST and SKEW_PROFILE interaction

Klipper lets you define a skew profile that is loaded / unloaded on demand during START_PRINT / END_PRINT macros called during printing of a sliced file. This seems to be the recommended way to apply ...
Sam T's user avatar
  • 21
1 vote
2 answers
2k views

PID tuning and different filament temperatures

Since I have lots of PETG, I ran tuning to 230 °C (average temp for my filaments). What is it good for, in terms of temperature ranges? For the same printer configuration, and just different filaments,...
bigpow's user avatar
  • 47
5 votes
2 answers
8k views

Z-offset: 0.2 mm, 0.1 mm or the thickness of paper?

So, I'm pretty new to 3D Printing, and to quote Spock from Wrath of Khan I would say "He is intelligent, but not experienced". Now everything I have been reading about Z-offset seems to talk ...
Byte Insight's user avatar
1 vote
0 answers
230 views

How to systematically calibrate all the parameters of variable fan speed?

When a part is thin and the overall layer time decreases below a certain threshold, the plastic has no time to cool down enough to solidify and properly support the next layer, resulting in low print ...
FarO's user avatar
  • 4,468
1 vote
0 answers
246 views

Ender 3 : problem on Z axis for the first layers ONLY

Got a tricky problem here : I print plate (76x70x3 mm) however there heights (Z-axis) are not correct every time... My extruder has been re-calibrated. My bed has been re-calibrated. So Firstly I re-...
Lou's user avatar
  • 11
3 votes
2 answers
3k views

Is a slower outer perimeter speed still meaningful?

In the past we had printers with poor mechanics and with primitive software algorithms, therefore we used to print inner perimeters faster than the outermost one. See for example (generic, found ...
FarO's user avatar
  • 4,468
1 vote
1 answer
147 views

What’s the best way of leveling the bed?

Recently I’ve been having trouble leveling my bed on my Creality Ender 3 Pro. It’s not that it’s hard to level or anything, it’s that it won’t stay level for more than a day or two. I’ve been ...
Dummy Scripts's user avatar
0 votes
1 answer
520 views

Printing problem on right half of printer

I am having an issue with prints set on the right side of my printer bed. I have leveled the bed, have a BLTouch and used a bed visualizer just to try and get it manually as level as possible. You can ...
John Ford's user avatar
0 votes
0 answers
459 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 ...
Benjamin.cw.nichols's user avatar
1 vote
0 answers
359 views

How can I improve dimensional accuracy of a delta printer?

I have a delta printer that I am trying to fine tune. I have printed a 20mm calibration cube and I get the following measurements: X: 20.5 Y: 20.3 Z: 20.0 How can ...
linuxdan's user avatar
  • 1,403
1 vote
1 answer
5k views

Incorrect inner dimensions of 3D prints with Ender 3

I have problem with my Ender 3. Whenever I print, I have proper outer dimensions (accuracy usually better than 0.1 mm, sometimes a bit worse), but every hole, pit or any inside dimension is inaccurate ...
Jan Kowalski's user avatar
1 vote
0 answers
49 views

What specifics do models need to have to estimate the maximum acceleration my printer can withstand?

Previous questions on the topic of setting acceleration are: How to theoretically calculate the maximum acceleration? (theoretical calculation) How do I determine the acceleration value for my printer?...
FarO's user avatar
  • 4,468
1 vote
1 answer
936 views

What is the purpose of partial (<100%) backlash correction?

Marlin has an option to fade out the amount of backlash correction, given as BACKLASH_CORRECTION. It is also available in GCode as ...
neurozero's user avatar
  • 113
0 votes
0 answers
84 views

Adjusting extruder

Since I have some problems with printing I wanted to try to adjust my extruder esteps. While changing the esteps I noticed that the value has almost no impact. My default setting was 93 and the ...
rekire's user avatar
  • 253
1 vote
1 answer
314 views

Compressed corner in my prints

I'm getting issues with any print in the specific corner throughout different and unrelated prints. The specific corner comes out compressed. I have tried to take pictures to illustrate the issue: ...
Hakim's user avatar
  • 11
3 votes
2 answers
6k views

What can cause Z height loss in the first few layers?

All my prints come out about 1 mm too short in the Z dimension. So for example a 20 mm cube comes out 19 mm high. A 10 mm cube comes out 9 mm high. The X and Y dimensions are fine. There's a little ...
Robert's user avatar
  • 367
10 votes
4 answers
4k views

Expansion in bottom skin after first layer

I'm having an issue where prints with narrow tolerance come out fused. This makes it pretty much impossible to print anything with narrow parts. It seems to be mostly (maybe only) an issue in the ...
Robert's user avatar
  • 367