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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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1answer
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Add a laser module to Reprap Guru Prusa i3

I have a Reprap Guru Prusa i3 v2 3D printer. Here is a link to the 192 MB manual. And here is the link to the resources page for the Reprap Guru. Page 58 of the manual discusses electronics. I ...
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0answers
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Selective reinforcement of some places in my part [duplicate]

I have a part that experiences larger than average forces in some of its protrusions. It would make sense to reinforce walls, and in particular strengthen infill in those areas. But to save material ...
2
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1answer
29 views

What is causing these strings in the overhangs?

I am consistently getting these strings in the overhangs on models that folks say they are printing without supports. Can anyone tell me what is causing them and what I can do to fix them? I've ...
4
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4answers
83 views

Power OctoPi from printer

I'm wondering if there is some trick to power my OctoPi with the power supply of my 3D printer. I'm using an Geeetech I3 Pro W. The power supply itself should be able, but the output is as far as I'm ...
4
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1answer
84 views

Can I repurpose most of the components of this Prusa clone for a Delta?

I have a generic Prusa clone that I'm not using (my primary issue with it is the lack of rigidity in the frame housing as built). Will the motors (ks42sth40-1204a) and controller that come with it be ...
2
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1answer
52 views

The first layers while printing look strange

I own a Geeetech i3 Pro W and I started printing today. Amazing how it works. I just recognized while printing my first bigger model something very strange: At the beginning some parts are missing ...
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0answers
8 views

Where to find others with Prusa3D i3m3s/MMU2s printer? [migrated]

I don't want to ask off-topic and opinion questions here, but I would like to find a cadre of others dialing in their devices. Any ideas?
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2answers
68 views

PLA print warping on heated bed [duplicate]

I am trying to print the 3 jaw lathe chuck on Thingiverse. This specific piece is the scroll.stl, but it applies on every big piece. The print material is (transparent) PLA, that I print on custom ...
2
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1answer
51 views

Small dent problem

Whenever I print, I tend to have a small dent that appears on several of my prints, that are not in the original design. These are not following the layer orientation. As far as I notice, nothing ...
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1answer
64 views

Odd print artifacts on same layer as large top surface

I printed the following object (I'm printing the single opening version, Flower_pot_3.STL), and observed an unusual print artifact. I would like some idea of what's going on so I can avoid it in the ...
2
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1answer
183 views

Minimum MOSFET rating for MK3 heatbed

My printer (Prusa i3 Mk3 rework clone, with a 200 x 200 MK3 ALU-heatbed, RAMPS 1.4) has a car relay for heated bed control. It works just fine using bang-bang on Marlin, but I would like to replace it ...
3
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1answer
56 views

Temperature fluctuations, is it normal?

I have an Anycubic i3 Mega-S and when I'm printing something (especially when it's hotter) the temperature increases and decreases by around 3 degrees during the print. Is this normal? I was worried ...
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4answers
137 views

Trouble printing small thin pole

3D-printing newbie here. I have a Geeetech's Prusa i3 mk2 B. I'm trying to print this: https://www.thingiverse.com/thing:1358311 That's a mold, with 2 external parts and a core. The exterior prints ...
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1answer
55 views

Prusa i3 MK3S Z axis moving down in calibration wizard

During recalibration of my printer (due to the nozzle catching on the prints), the Z-axis went down where it used to go up, damaging the heatbed steel sheet in the process. It then failed calibration. ...
3
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2answers
73 views

Printer fails to print a cube

I'm trying to print a calibration cube from PLA using a 70 °C heated build platform on a Prusa i3 Pro W. This results in: Please explain why it prints like this.
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1answer
64 views

How to remove firmware warning

I'm operating my Prusa i3 MK3 through Octoprint. Basically, this means I can start prints from remote. However, there's the firmware version warning which requires me to press the knob and confirm ...
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2answers
138 views

Prusa I3 mk3 - Not your average inconsistent first layer

Over the last two days I have tried everything I could come up with to fix the following issues. It all started with bad bed adhesion.(pic.1) Solutions for these problems are readily available, so I ...
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2answers
192 views

Prusa i3 Mk3 - Top layer wrinkles (not on buildplate)

Recently started using my kit Prusa I3 Mk3 and noticed that with large horizontal surfaces a wrinkling pattern is emerging. As you can see in the image the wrinkles seem to run parallel, the surface ...
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3answers
100 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 (...
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2answers
159 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
142 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
380 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
126 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
82 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
57 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 ...
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1answer
36 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 ...
1
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1answer
58 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
41 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
287 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
1k 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 ...
2
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0answers
177 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
243 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 ...
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1answer
479 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
284 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 ...
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2answers
180 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
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2answers
540 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
242 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
195 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
366 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
62 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
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2answers
116 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
67 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
322 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
323 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
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3answers
276 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
420 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 ...
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1answer
255 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
90 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
88 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
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1answer
693 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 ...