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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).

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37 views

Is this hot end salvageable?

Kicked off the second long print in a series (printing Lack enclosure components). First 10 hour print was flawless. Started this one, saw the first layer laid down well, went to bed. Woke up to this (...
4
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2answers
50 views

Infill is rough - how to enhance?

My i3 MK3 is printing very well for solid parts of an object, but it messes up with infill. As you can see in the image, the infill is broken into pieces and bends to that the surface becomes rough ...
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1answer
50 views

Prusa mk3 printing rough surfaces

My Prusa mk3 has been making this sort of rough surface on prints, and I'm not sure what caused this. I am printing with PLA Prusament with 0.2 mm layer height at the preset for PLA. What is this,...
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1answer
54 views

Bed Heating Failed, Printer Halted, Please Reset

A couple of weeks ago I have successfully built a 3D Printer and Printed an XYZ Calibration Cube with ABS material at bed temperature 80 °C. Next Day I tried bed heating at bed temperature ...
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1answer
63 views

Prusa i3 improvement - cooling fan

I wanted to add a cooling fan to my Prusa i3. The board used by this printer is an MKS GEN L v1.0, such as this one: The cooling fan plug seems to be the white one on the top left corner, just below ...
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1answer
48 views

Print parts fail mid-print

I am trying to understand what could cause a misprint after several layers. It acts as if the extruder head bump to the PLA after a while. Thus moving the parts and then, it fails because it is not ...
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0answers
46 views

Ridges and stepping in my prints

I'm having a problem where every few layers seems to be offset slightly, creating a stepping effect. The images below should be smooth along the sides, but having this ridge type effect. My question ...
1
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1answer
27 views

Z Axis Cannot Move

I've got a Geeetech Pro B i3 printer (my first 3d printer) and after I've assembled it I started testing the axis. X and Y work well but Z cannot move. If I disconnect the couplings the motors move ...
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1answer
32 views

Prusa i3 pro W - not extruding

I'm trying to do my first ever print with my Geeetech prusa i3 pro. When I try to print that printer seems to work, x,y,z axis all moving ok. What isn't working is that little to no plastic is being ...
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0answers
30 views

Steps to setup a new 3D Printer

I hope it doesn't get closed since my question is widely open: I got recently a Geeetech Prusa i3 Pro B as a DIY kit, the assembly took a lot of time since the package did not include a building ...
2
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2answers
116 views

RAMPS board - no power to heatbed

I'm setting up my first 3D Printer, a Prusa i3 MK2 clone. When I try to heat the bed, nothing happens. Then Marlin throws this error after a while: ...
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2answers
219 views

Prusa i3 MK3 latest release first layer calibration issues

I am trying to get my first layer calibrating done but no matter what I do, I can not get the lines sticking to the bed. My first question is the distance of the P.I.N.D.A. What I did was what Prusa ...
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0answers
105 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
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1answer
103 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 ...
2
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1answer
228 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 ...
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1answer
87 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
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2answers
86 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 ...
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2answers
234 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. ...
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1answer
156 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
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1answer
122 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
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1answer
140 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
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1answer
50 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 ...
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2answers
107 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
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1answer
66 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-...
5
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1answer
226 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
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1answer
178 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 ...
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3answers
204 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
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1answer
378 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
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1answer
183 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
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2answers
79 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
86 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
550 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
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2answers
180 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
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1answer
350 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
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1answer
296 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
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3answers
305 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
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2answers
255 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 (...
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2answers
201 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
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1answer
370 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 °C while the extruder is at 205 °C. ...
4
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1answer
132 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 ...
5
votes
1answer
593 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
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4answers
1k 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
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5answers
937 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 ...
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3answers
1k 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
2answers
408 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
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2answers
142 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
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2answers
2k 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
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1answer
588 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
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3answers
341 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
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1answer
509 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 ...