Questions tagged [calibration]

Questions about calibration of various 3D printer mechanics

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10
votes
3answers
40k views

How to center my prints on the build platform? (Re-calibrate homing offset)

When I print large prints close to (but not exceeding) the maximum dimensions of the heated build platform on my Anet A8, the brim or skirt or the print itself is printed outside the heated bed, while ...
8
votes
1answer
6k views

How do I calibrate the extruder of my printer?

For my DIY coreXY printer I use 2.85 mm filament that is fed into an E3D clone hotend using a Bowden tube and a custom designed extruder with belt reduction centered around an Aluminium Bulldog ...
18
votes
1answer
7k views

How does one use a heat tower?

I've been asking around on how to choose the right temperature for a given filament. I noticed that with two different brands of pla I have to print at different temperatures, and the manufacturer ...
18
votes
12answers
39k views

What could be causing my y axis to slip?

Occasionally, while printing, my y axis will slip and the layer will, from that point forward, be shifted, ruining the print. What might be the causes of an axis slipping? I have tried cooling the ...
25
votes
3answers
61k views

How do I determine the acceleration value for my printer?

When the print head changes direction, the printer must accelerate and decelerate the print head. When calibrated correctly, the printer is able to do this quickly and without causing the printer to ...
4
votes
1answer
15k 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 -...
4
votes
3answers
2k views

Increasing hotend temperature to compensate for increased filament throughput

It seems that when filament throughput is increased (by increasing movement speed or extrusion width/height), printing temperature also has to be increased to compensate, because the filament will ...
12
votes
1answer
20k views

How to configure Cura to run the Z probe before heating

I'm using Cura as my slicing/printing software and I just started using the BuildTak printing surface. The BuildTak is damaged by pushing a hot nozzle into it and my printer's (Robo3D R1+) ...
9
votes
6answers
19k views

Nozzle rubs on previous layers

I'm having a frustrating problem with my recent built custom 3D printer so every single print I made, from the third layer, the nozzle is "rubbing" on the already placed filament. This ...
7
votes
2answers
474 views

Kossel accumulates error along Z axis

I have a Mini Kossel and I am going through calibration. I can home carriages and find the bed with paper-test getting some Z value with M114. Then I run the ...
7
votes
1answer
2k views

How to re-program Prusa firmware to accept a taller Z axis?

Machine specs: Prusa MK3, firmware version 3.1.2. Facts: I have designed a new Z-axis frame for my printer, so I can print models up to 360mm high in stead of the standard 210mm. The plan has worked ...
6
votes
3answers
676 views

What prints can I do to test/calibrate my printer for precision?

I specifically want to test calibration tolerances precision accuracy I'm having trouble with Print in Place models and I'm trying to find out if there's something I can do to improve my print ...
3
votes
2answers
10k views

Ender 3 X axis not level

I've been aware ever since I got it that my Ender 3's X-axis isn't level. Measuring from the top of it to the top of the frame, the right-hand (positive) side is about 4.7mm higher than the left. ...
6
votes
2answers
2k views

Adjusting the Z end stop?

I have adjusted my z axis end stop via the paper test. However when I press to home all the axis the z axis hits the print bed moves it down slightly then goes to the postion I describe. Is this how ...
5
votes
1answer
4k views

Prints to one side

I use Cura for creating the G-code files for my (2 1/2 year old) Prusa i3. I have to put the prints in the corner furthest from the X-Y-Z origin symbol as the machine prints in the middle of the bed....
5
votes
2answers
2k views

How do I calibrate the temperature of my hotend?

I'm using a Monoprice Maker Select v2 (a Monoprice-branded Wanhao i3 duplicator) and would like to calibrate temperature readings for my hotend. I used a thermal probe on my multimeter to determine ...
3
votes
2answers
999 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 ...
2
votes
1answer
496 views

Tevo Tarantula incorrectly auto leveling of bed

I decided to try and setup the bed auto level sensor. I downloaded this firmware: TEVO-Tarantula-I3-Marlin-Firmware and followed this tutorial, YouTube - Setting Up Auto Bed Leveling (Tevo Tarantula)....
2
votes
1answer
363 views

Calibration improvement of the Prusa i3

I recently got myself a Prusa i3, that I needed to assemble and adjust myself. As expected, the first prints was of quite poor quality. After better adjustment, I improved a bit the print, but I am ...
1
vote
1answer
179 views

Why and how am I supposed to change the extrusion multiplier? [duplicate]

The slicing software knows exactly (given accurate E-step, filament diameter, nozzle diameter values) how much cold plastic is pushed in the extruder and how much mass is extruded. Why should the ...
0
votes
2answers
2k views

Calibrating steps/order

Does anybody have an overview of what things should be calibrated (and in what order) for a certain 3d printer or after changing the printing material? I only know about: calibrating the extruder ...