Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [prusa-i3]

The Prusa i3 is the third iteration of Josef Průša's RepRap 3D printer design. This is an open source design, the tag should be used regardless of individual manufacturer (clarify in the question if it is useful to be specific).

1
vote
0answers
20 views

Geeetech Prusa I3 Pro W. Cannot update firmware

Initially when I built it, it turned on and the LCD worked. I had an issue with the Z axis but I think that's unrelated to my current issue. The next day when powering on the LCD just showed black ...
2
votes
1answer
20 views

Moving the Z-axis stepper motors below Z 0.0

My Prusa i3 MK3 forgot his home position and it now assumes that the Z 0.0 position is right at the top of the printer. I've asked about this in the Prusa forum before and at that time, I accidentally ...
1
vote
1answer
39 views

Prevent stopping and heating in the middle of the print

In my latest 3D model, the Prusa i3 MK3 stops, heats and then continues the print. However, there's no noticeable drop in temperature. The display shows 210°C/90°C (nozzle/bed) as expected. I have ...
1
vote
1answer
34 views

Upgrade firmware without Slic3r and USB connection?

When printing a part today on my Prusa i3 MK3, I was prompted to upgrade the firmware. I went to the website and downloaded the firmware as a .hex file. When reading the attached firmware upgrade ...
2
votes
2answers
36 views

How small may I design objects for the Prusa i3 MK3?

I have designed a bread mark and printed it on the Prusa i3 MK3. I wanted it to have as sharp edges as possible, so I used a triangle: However, it seems that the print cut off layers that are too ...
4
votes
1answer
68 views

Getting worse quality prints on 0.05 mm than on 0.10 mm layer height on Prusa i3 MK3

I have a new Prusa i3 MK3 and I have noticed that my prints consistently turn out worse on 0.05 mm layer heights than on 0.10 mm. The edges of the 0.05 mm prints turn out rough and sometimes stringy. ...
5
votes
1answer
75 views

Prusa i3 pro b second layer failure

I just bought a 3D printer => Geeetech Prusa i3 b. I build it myself and I'm trying to print the famous boat, the Benchy one. Here's my settings (I've tried Repetier host and Slic3r or Ultimaker ...
5
votes
1answer
68 views

Screeching Noise when moving the Z-Axis Down

I have had my Prusa i3 clone for about two years and it has always made a screeching sound when the z-axis is moving down. I have tried many solutions for this problem like greasing the z-rods, ...
3
votes
1answer
68 views

Is it ok for stepper motors to be hot?

I have been running my i3 MK3 for about 12 hours now and the motor on the extruder is fairly hot, not too hot to touch but I'd guess its about 60c on the outside. Is this within normal operating ...
4
votes
1answer
47 views

How to correctly print an object with supports

I'm trying to print the following model in my Prusa printer using its Slic3r PE software. Ferment Air Lock In the comments of the model it says that the way to print is the with the filler opener ...
4
votes
2answers
91 views

What is wrong with my first layers?

I just assembled a Prusa i3 MK3 and went through the calibration process, but when I print the first layer doesn't look good and my prints come unstuck from the bed. I think it might be Z height but ...
3
votes
1answer
64 views

Using two feeders at the same time

I am using Prusa i3 MK2s with the first version of the multi-material add-on. As far as I understand, the slicer defined the used feeding motor using the T0-...
4
votes
1answer
99 views

How can you calibrate extrusion multiplier value in Slic3r WITHOUT changing printer settings in memory?

Most tutorials ask you to change the printer settings using the ...
3
votes
1answer
105 views

Z-axis comes down and presses the bed while printing

I am using a Prusa i3 with Marlin Firmware. All the components of my 3D printer working fine. I have a problem with my Z-axis, it comes down and get pressed by the bed. I have tried adjusting the ...
3
votes
3answers
149 views

Z-Axis doesn't work only during printing

Problem: Z-Axis doesn't work during a print. It attempts to work, maybe climbs on the Z-Axis, but screws back down. It whines, too. But, Z-Axis DOES work while not printing. It doesn't matter if ...
3
votes
1answer
309 views

Adjusting Z-axis (Monoprice Maker Select)

Have a Monoprice Maker Select v2 and have recently changed to an Anycubic Ultrabase glass plate. In Cura, the model I am printing is in the middle, as shown here: but the printer puts it around 2/3 ...
3
votes
1answer
128 views

How to calculate linear Y rod length for a larger replacement bed?

I have an Anet A8 which I want to convert to a aluminium frame printer like the AM8 (rebuild of Anet A8 parts):        This should give a much more stiff frame with ...
6
votes
2answers
75 views

Line width changes depending on the direction the print head moves

I just re-ran all basic calibration steps from the Original Prusa i3 MK2 Manual. Now, when doing the first layer calibration, lines that are running in positive X direction are ok, while those ...
4
votes
1answer
84 views

Not able to insert hobbed drive and filament in the extruder drive

I am building a AlfaMendel 3D printer (edited : The original question named it to be Prusa Mendel I2). I printed the extruder drive using PLA material from the STL available in the package but I'm not ...
6
votes
1answer
433 views

Issues with Proto-pasta filament extruding on prusa mk3

Has anyone run into problems printing with Proto-pasta's HTPLA on a Prusa MK3 (or any printer really)? I picked up some samples from PP, specifically their glitter filament and a couple of the ...
4
votes
2answers
106 views

Heated Bed not heating on original Prusa i3. Using a Ramps 1.4 EFB

So as the title said my heated bed stopped heating mid print. I'm pretty confident the bed itself is not the problem as I've ran continuity tests from the wires and a resistance check (which showed ...
3
votes
1answer
238 views

Problem in X and Y-axis dimensions

3d printing is a fun hobby for me. The problem that I face is deviation in X or Y axis dimensions. When I print something with specific dimensions there is 0.7 or 0.4 mm difference (smaller in X or Y ...
4
votes
1answer
263 views

How to sort G-code on SD card based on material (ABS|PLA|SBS)?

I have various G-code files stored at SDCard attached to my Prusa i3 MK2S printer. They are either for ABS, PLA or SBS. The more files I had on the SD card, the more I was running into trouble of ...
4
votes
3answers
240 views

Extruder clogs randomly during print

I don't know how to say this but during the print, the printer will randomly have difficulty extruding the filament. I will have to give the filament a boost for it to keep going. Once I done the ...
4
votes
2answers
166 views

Uneven wall thickness with test cube

I noticed that one edge (which is also the starting point of the print) is always bigger than the other three. Additionally, the walls do not have the same thickness as well. The wall thickness (...
8
votes
2answers
147 views

What is wrong with my “disable sensor” gcode?

I have a spool of translucent PLA filament that doesn't work well with the filament sensor on my Prusa i3 MK3. The translucency trips up the sensor, making it think the filament ran out. I thought I'd ...
3
votes
1answer
232 views

How can I stop the flare out of the bottom layers?

On nearly all of my prints, my first few layers are flared out slightly. I'm using painter's tape for the bed, and the bed temperature is at 60 degrees Celsius while the extruder is at 205 degrees ...
4
votes
1answer
122 views

Print slipped away

I try to configure my 3D Printer properly. I printed this boat model https://www.thingiverse.com/thing:2763854 (with a scaling of 0.6):The quality of the print looks nice but at the last roof the ...
4
votes
1answer
459 views

What's the best way to clean PETG residue from a magnetic steel sheet PEI?

I have the MK3 with a magnetic PEI and some PETG residue is stuck on the surface. How can I remove it? Does acetone work? Thanks
5
votes
3answers
947 views

Support material first layer adhesion issues

I am quite new to 3d printing, and having difficulty printing first layer of an object with support. The object has a few curved surfaces that touch the print bed, so not a big starting foot print. ...
6
votes
5answers
663 views

Prusa i3 PLA fails to stick to first layer on curves

I have been searching around on google and not found any answers to this dilemma. I am using a Prusa I3 printer with PLA, trying to print horseshoes for the company I work for. They are for model ...
3
votes
3answers
892 views

Which proximity sensor to use?

I am building a dolly and I am confused as to which proximity sensor to use. Should I go for M8 or M12 and 5 V or 6-36 V? What should be the best detecting distance? Should it be 2/4/8&...
4
votes
1answer
328 views

MK8 extruder showing 500+ °C on temperature sensor?

I just finish building a Graber i3 printer from mixed parts (a MDF clone of Prusa i3 MK2). For the hotend, I've bought the Greetech MK8 extruder. However, the temperature sensor is driving me up the ...
5
votes
2answers
129 views

What setting is this defect caused by?

I am attempting to print the Benchy boat but every attempt so far has been unsuccessful. The print has a sort of slope/blob on the nose of the boat, which emerges after the first 30 layers. Here you ...
5
votes
2answers
1k views

Does anyone know the thread size (pitch and lead) of the Anet A8's lead screw?

I bought a new printer, and unfortunately the left nut for the lead screw isn't tapped. Does anyone know the thread size, w.r.t. both pitch and lead, of the lead screws?
2
votes
1answer
485 views

Why does the prusa i3 sometimes put the layer more right or left as they should be?

I often tried to print sth in the prusa i3-mk3 but in most time he prints at the middle of the object more right or left. Can someone please tell me why that comes?
6
votes
3answers
303 views

Lead screws - M8 instead of M5?

I am building a Prusa i3 MK2S (Dolly). I find it very difficult to find M5 rods for the Z axis, I have an M8 lead screw with 8 mm lead, So I thought since M8 is widely available online I could ...
3
votes
1answer
376 views

Prusa I3 - Burn marks on print

This is an issue that's started happening recently. This is a Prusa I3 using a 1.75mm pla filament The settings for this print are as follows ...
2
votes
2answers
86 views

Z axis Control of Prusa i3

I have modified my Prusa i3 MK2 printer so that the existing extruder motor has now been attached to a 5mm lead screw with a 1mm pitch. What is the easiest way to control the extruding of the printer ...
5
votes
2answers
779 views

Changing the home position on a Prusa i3 MK2

As part of a project with my university, I have developed a new extruder to attach to a Prusa i3 MK2. My problem is that both the nozzle and PINDA probe have moved 17mm forward and 0.5mm to the right. ...
6
votes
1answer
127 views

3d printer drip problem

I have a problem with my 3d printer. When I am printing, the printer seems to drip. I am very confused because I never saw this before and I do not know what to do. I attach a picture of it. Why ...
4
votes
1answer
125 views

Has anyone encountered this type of strange print patterns?

I am noticing strange print patterns ever since I upgraded to the Prusa multi material print head. The patterns are consistent printing upwards but inconsistent amongst each face. I am using ...
8
votes
1answer
491 views

Marlin's bed leveling Mesh Validation Pattern ignoring home offset

I'm using a Prusa clone with Ramps 1.4, Marlin 1.1.5 and an inductive proximity sensor Z-probe. Due to the design of the printer, the X and Y end-stops and the Z-probe are not exactly aligned with the ...
2
votes
1answer
577 views

Auto bed leveling with BL Touch sensor crashing to bed

I'm new to 3d printing and I recently bought a Geeetech Prusa i3 Pro B along with a BL Touch (3D touch) sensor to do auto bed leveling. I printed the sensor holder, mounted it and the sensor to the ...
4
votes
1answer
125 views

My printer is printing a messy ball. CTC prusa from Ebay

I bought this cheap prusa i3 variation from eBay. I setup everything and now I'm trying to print some gcode file from the SD card. Using PLA. Here is a video of the mess! How can so fix this ...
8
votes
1answer
225 views

Getting started: shell passes not fusing in x/y, and a slanted wavy pattern on vertical walls

I'm trying to find the main reason(s) for the imperfections I'm seeing in printouts from my printer. It is an I3 clone from Folger Tech. I got this printer from a friend who used it to print a larger ...
6
votes
1answer
525 views

3D printer stepper motors only going one direction and skipping in the other

I have built a couple of 3d printers now and I'm having a little trouble with one I'm currently on. I frankensteined this one with two of my other printers that I had built. I took the Arduino mega ...
1
vote
1answer
870 views

How easily can I remove/replace the nozzle of the prusa i3?

I'm considering getting a prusa i3 after my da vinci jr. fiasco, with that said, how easily can I remove/replace the nozzle in order to clean it?
2
votes
1answer
783 views

Prusa Mk3 filament detection sensor, can you access the image data?

I have seen that the new Prusa Mk3 design has a optical mouse sensor that can be used to detect if the filament jams. Optical mouse sensors are just a really low resolution camera with no color. I am ...
2
votes
1answer
55 views

Printing a part from two materials

I am trying to print a large part from PolyPro but can't get it to stop warping when I remove it. It also doesn't stick well. I have tried playing with printing speeds, temps, extrusion % etc. Even ...