Micro \ Micro+ 3D Printer

How To Guide: Micro fan replacement

First please disconnect the printer from power and USB when performing this replacement to prevent electric static discharge (ESD) damage to the printer. It is recommended you ground yourself before working. Remove print head from printer: - One side of the X Rods will be glued to the sliders, one side will not. Hold the slider in one hand, and the X Rack in the other. 2. While holding the slider and X Rack, gently pull apart from each other. Please be careful as to not bend the ...

Troubleshooting Temperature Issues

Your prints could be failing due to being cold or too hot. It can be hard to tell sometimes weather it’s too cold or hot and we have provided some pictures below to show you the difference. HOT As you can see in the photo above hot prints turn out stringy. You will want to lower temperatures to correct this. *When adjusting temperatures we recommend starting with a 10 degree jump and then working in increments of 5 if needed* COLD Cold prints do not b...

How To Guide: Replace Micro+ PCB

In this guide we will explain how to replace the PCB for the M3D Micro+. You will need a T10 screwdriver and a hook tool (for belts) for the disassembly and you’ll want to be in an antistatic environment. Some electronics will be exposed during the disassembly and there is a chance you could damage them. We recommend not working on a carpeted area and to discharge before working. You can do this by touching something metal (Not the printer) for at least one second. Wearing an antistatic wrist-wr...

Heater Position

How to Guide: Replace Z Belt

If your Z-belt is broken or needs replacing, here is a guide on how to swap out the belt. 1. One side of the x-rods will be glued to the sliders, one side will not. Hold the slider in one hand, and the x-rack in the other. 2. While holding the slider and X Rack, gently pull apart from each other. Please be careful as to not bend the Z Rods, only a small gap is needed. 3. Rotate the slider so the pegs point upwards. The X Axis is now free from the sliders. 4. Take the print head and...

How To Guide: Replace Y Belt

Backlash Calibration Guide

Steps to Calibrate the Nozzle Tip for the M3D Micro/Micro+/PRO

STEPS TO CALIBRATE THE NOZZLE TIP FOR THE M3D Micro/Micro+/PRO - Go the M3D PRO software spooler. You can get access to the spooler by going to the “Show Hidden Icons” on the bottom right corner of your computer screen that has a symbol “^” (Figure 1). Figure 1: Access to M3D PRO spooler - Once into the spooler, click on view and then click on Show Advanced Option (figure 2). Figure 2: Advanced Options for the M3D PRO Spooler The following window will op...

Removing Stuck Filament

If your filament is loaded in between the extruder gear and you can’t remove it with the standard method in our software then you might need to open the extruder up to cut the filament out. Below our step by step instructions for removing said stuck filament. 1. Remove the front extruder cover to gain access to the inside of your extruder. 2. Once the cover is removed located the clear gear cover inside. 3. After you have located the gear us a phillips screwdriver to remove the cover. 4....

Micro+ Upgrade Kit Problem (No Power)

If your Micro is not powering up after installing the Micro+ upgrade, check the two main plugs on the new cable assembly and make sure that they are plugged into the correct connectors on the PCB. When looking at the printer from the front, the cable marked "A" should be in the connector that is furthest to the right. If the cable assembly was plugged into the wrong connectors initially and the printer will not power up after switching the connectors to their correct positions it is usually an ...

Mac OS and Mono Info

If your Mac is not able to run our Mac software please check that the correct version of Mono is installed. If Mono was installed on your computer by other software it is possible that the wrong version is being used. To check the version of Mono that is installed, please open Terminal and type "mono -V" (note capital 'V') and the result will be displayed. Mono versions. These are the latest tested, known good configurations: Mono JIT compiler version 4.8.0 (mono-4.8.0-branch/8f6d0f6 Thu Mar ...

Extruder Core Replacement Guide

First, please disconnect the printer from power and USB when performing this replacement to prevent electric static discharge (ESD) damage to the printer. It is recommended you ground yourself before working. 1. One side of the X Rods will be glued to the sliders, one side will not. Hold the slider in one hand and the X Rack in the other. 2. While holding the slider and X Rack, gently pull apart from each other. Please be careful as to not bend the Z Rods, only a small gap is ...

Print Not Sticking

Description of Problem Prints not sticking to the print bed can be caused by an inaccurate bed level and the M3D software. Cause + Solution - Peeling/Warping is seen at a print corner - This could be due to incorrect nozzle height relative to the print bed. The best option is to manually decrease the offset value(s) to correct nozzle height position relative to the print bed. - Solution: Please view the Bed Level Calibration (https://printm3d.com/solutions/article.php?id=216) art...

Replacing and gluing X-gear

First of all, please disconnect the printer from power and USB when performing this replacement to prevent electric static discharge (ESD) damage to the printer. It is recommended you ground yourself before working. - One side of the X Rods will be glued to the sliders, one side will not. Hold the slider in one hand, and the X Rack in the other. - While holding the slider and X Rack, gently pull apart from each other. Please be careful as to not bend the Z Rods, only a small ...

How to guide: Z motor replacement

If you have decided to replace your Z motor, here is a guide on how to replace it. - One side of the x-rods will be glued to the sliders, one side will not. Hold the slider in one hand, and the x-rack in the other. ------------------------- - While holding the slider and X Rack, gently pull apart from each other. Please be careful as to not bend the Z Rods, only a small gap is needed. ------------------------- - Rotate the slider so the pegs point upwards. The X Axis i...

How To Guide: Cutting X Rack to length

Problem: Y Stalling/ Skipping In the factory we cut the ends of the X Rack, which is the toothed rod the print head moves on. You may be experiencing Y Stalling/ Skipping if the ends of your X Rack are not cut. Here are some simple steps to fix the problem: - One side of the X Rods will be glued to the sliders, one side will not. Hold the slider in one hand, and the X Rack in the other. - While holding the slider and X Rack, gently pull apart from each other. Please be caref...

Z-axis Rod Loose

If you notice that one of the Z-axis threaded rods is loose or not correctly seating into the frame of the printer, you can carefully realign the rod and reseat it. Below is a visual guide that will help to walk you through the procedure. - Identify the troublesome Z-axis rod. See image below for reference. - Take the corner with the unseated rod and slightly pull up in order to get the hole above the rod. Note: Be careful not to pull up on the entire lid which could cause othe...

How To Guide: X-Rod and Rack Replacement

Here are some simple steps to replaced a damaged X-Rod and Rack: - One side of the x-rods will be glued to the sliders, one side will not. Hold the slider in one hand, and the x-rack in the other. ------------------------- - While holding the slider and X Rack, gently pull apart from each other. Please be careful as to not bend the Z Rods, only a small gap is needed. ------------------------- - Rotate the slider so the pegs point upwards. The X Axis is now free from...

Gantry system becomes crooked during movement

Have you noticed the gantry becomes crooked during Y axis movements? It's possible that you just need to manually align them. - With the printer unplugged, take the horizontal cross bar and slide it to the middle of the printer. - Now, firmly grasp one slider to hold into place and slide the other slider towards the direction of the other to align them Note: some force is required to overcome the friction - You'll hear a little clicking as the slider moves - You can slide the...

Remote Diagnostic: X and Y Skip Test

The purpose of this test is to diagnose your printer's X-axis and Y-axis movement. This test will run the gantry system along the x-axis or y-axis to ensure it moves from end to end without skipping. Please upgrade to the latest software package, to run the following X and Y Skip diagnostic tests. Software Version 2015-03-24-9.4 is used as an example in this article. - Please go to Expert mode on the Advanced page in the Settings menu. - After selecting the Expert Mode checkbo...

X-Axis Services

Description of Problem The X Housing is how the extruder moves along the X axis (or left to right). There is a Rack and Rack Gear system that enables this movement. The Rack Gear is located inside the Extruder, and is part of the Housing X System. The Rack and X Carbon Rod slide into the Housing X System in the Extruder. They are supported on either side by the Sliders. Causes + Solutions - Back X-rod is slightly oblong - Solution: Take the back X carbon rod and spin it unti...

Y-Axis Services

Description of Problem The Sliders travel along the Y Carbon Rods, and are pulled by 2 Y Belts (Left and Right). The Y moves the Extruder Forwards and Backwards. Causes + Solutions - Model slicing - Solution: Scaling might be incorrect, try to increase the scale. Also, the cura settings in the M3D software may be to blame. - Nozzle height might be too low - Solution: First, make sure your print bed is level. Second, increase the bed height offset by 0.1mm and reprint...

Print Shifting/Skipping/Drifting

Description of Problem During print jobs, shifting/skipping/drifting can occur in Y-axis or X-axis direction. Sometimes, this issue will occur in both directions at one time. There are hardware and software related components that can cause skipping/shifting/drifting. Causes + Solutions - Friction from tight parts - Most likely caused by friction between the carbon rods and the sliders. - Solution: Plastic shavings can also cause skipping, which can be brushed out with a Q-tip a...

Print head dives into print bed

If your print head crashes into the print bed during calibration, it is possibly due to the nozzle not being lower than the fan. Below are images depicting this. Correct Nozzle Height Nozzle height too low - If the nozzle height is too low, it could be the fan is falling out of its position. Simply push it back up and apply a small amount of super glue. - Or you can unscrew the nozzle a little bit in order to get the nozzle tip to the correct position

How To Guide: Getting Stuck Filament Out Of Print Head

How To Guide: Getting Stuck Filament Out Of Print Head If your filament gets stuck within the print head while trying to remove filament, use this guide to get it unstuck. Start by having the printer turned on and software open. - Open the Spooler window by clicking the Expert check box - Click the Heat to PLA Temp button and wait for printer to get to temp - Once at temp, enter 100 into the text field in between the up and down E arrow and then click the down button. Thi...

Printer Not Extruding/Underextrusion/Overheating

Desciption of Problem If the printer does not extrude at all, you either have a clog in the nozzle or the extruder motor is problematic. Causes + Solutions - Software - Please upgrade to the latest beta version software. - Solution: Download the latest beta version for MAC (https://www.dropbox.com/sh/maf6kv4c80fyu0b/AACLs90jq_mmgA04DpYmiDxCa/Software%20-%20Mac/Mac%20Software%20-%202015-11-23%20-%20El%20Capitan?dl=0) or Windows (https://www.dropbox.com/sh/maf6kv4c80fyu0b/AAAPXIomuyr...

How to dim front LED light on Micro

Dimming front LED light If you would like to dim the front LED of your Micro printer, you can send a simple gcode through the spooler to do so. This process does not work for a Micro+ however this feature will be added in a future release of our software for Micro+ printers. The procedure - With printer on and connected, click the gear in the upper right hand corner to access settings - Navigate to the advanced settings tab and click the checkbox labeled "Expert Mode" to op...

Common electronic issues

Description of Problem Here are some common electronic issues: Microelectronics board, MicroMotion chip, USB jack, Power jack, and Fan. Causes + Solutions - Micro Motion Chip Error Message - If you get the message “Sorry, there seems to be a problem with your Micro Motion chip" and the LED is not blinking or the Micro is not responding to diagnostic tests there is a problem with the Micro Motion Chip. The Spooler error message is, "UNABLE TO INIT HARDWARE. CHECK MICRO MOTION CABLE CO...

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