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Printerbot printing stringy

My Printrbot is always printing stringy, despite changing the setting on my z probe by entering command M212 Z-.1 through Z-1.5, with and without a heated bed. My prints look roughly like the one on the left. How do I fix this?
LN6595
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What is this weird support line doing in this print?

I am a newbie to 3D printing and ran into a weird infill line on my second 3D printing object on a new Qidi X-Pro machine (which works great). I've included a screenshot of the infill line, which is deliberately printed the full height of the…
Kevin
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Print speed and settings for printing below 0.1mm resolution on PLA

I recently purchased an Anycubic Kossel Linear Plus delta printer, and I'm interested in trying to print slightly below the 0.1 mm stated lower limit of layer height. I'm not interested in trying to push much below 0.06 mm, more just 0.08 mm to give…
ecfedele
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Ender 3 Calibration Cube Fail + Can't Print Circles

After noticing that my ender 3 couldn't print a 'perfect' circle I decided to use a calibration cube to see if that could be the issue. These were my results: I did have some successful prints before noticing these problems but it would be great if…
jb7852
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3D printer ends print by sinking in to it and getting stuck

I am using cura with M3D entry level printer. When I print things more than 6-7cm/2.5-3inches, at the end of the print, the hot end sink back into the print then gets stuck as it tries to return to idle position. Please see the attached photo. Has…
theMouse
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A4988 driver cooling specifications

When exchanging the mainboard of my Ultimaker Original, I found the new (unoriginal) mainboard to have a condensator that is quite a little higher than on the original, which means the fan duct doesn't fit any more. I read somewhere that those A4988…
Markus Appel
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Given a viscosity is it possible to calculate required pressure for desired output?

The following rheology question relates to predicting the flow of polymer-based non-newtonian fluids extrusion processes. In this case, applied to 3D printing. I'm trying to calculate the pressure required to produce the desired output based on my…
Charles
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Ultimaker Original temperature sensor replacement?

The title almost says it all. I was searching on websites like amazon.com and ebay.com for a replacement of the temperature sensor of my Ultimaker 1, but could only find replacements for Ultimaker 2 (PT100), but I know those aren't compatible. What…
Markus Appel
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Weird stepper issue when setting up Marlin printer

When manually controlling the z-axis in reprap, it works fine. If I use the home button, it doesn't move. Instead, it stalls/freezes/hangs. It attempts to turn, but can't successfully make a full turn.
Padawan
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How are infill paths connect to form an efficient path that respect the object's geometry?

I am attempting to write a basic slicer for some objects I am working with. I need to write a custom slicer as the objects are not polygonal based (they are implicit objects) and therefore cannot be plugged into slic3r. I can easily obtain the…
Chris Uchytil
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default axis steps per unit Makerbot replicator 2

I can not find anywhere default steps per unit for Makerbot replicaor 2. I'm using Ramp V1.4 instead original board and need to know default steps :/
Anton Osadchy
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Do all 3D printers allow the printing of flexible material?

Are there any specific type of FDM 3D printers that I should look for?
Giordano Fearghas
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Extrusion is not continuous

Issue: Printing is not continuous. Observation: While printing, the upper layer of the nozzle is leaking. And also the printing is not continuous, the layers are not formed properly. Practices: Alternate nozzle has been fastened, Bed leveling has…
shachin_vs
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Stepper motors are not working when connected with RAMPS 1.4

ISSUE: Stepper motors are not working when connected with RAMPS 1.4. OBSERVATION: The LED lights(LED 2,3,4) in the RAMPS 1.4 is not powering up. PRACTICES: I use Arduino Mega 2560 and installed Marlin firmware in it. And I bought a RAMPS 1.4 in a…
Baalaji V
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Replacing bearings with Drylin bushings

When I purchased my China made Anet A8 printer, it came with the ball bearing style linear bearings for the 8mm guide rods. While pulling parts out of the box and putting them together, I noticed several of the small ball bearings fell out of their…
Pᴀᴜʟsᴛᴇʀ2
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