2022 Developer Survey is open! Take survey.

# Tag Info

Accepted

### Should I enclose my 3D Printer?

It is hard to tell whether you personally should enclose your printer. However, you asked for the advantages and I will name some of them on which one can base a decision. A 3D printer enclosure ...
• 2,844
Accepted

### How many times printed printer can print it-self?

The files used to print these objects are digital, and do not degrade in any way after each printing. There are no side effects or degradation that occurs over time due simply to printing them ...
• 1,803
Accepted

### What's the advantage of two z motors?

There are three main options here for Mendel style ZX gantries: One Z screw and motor, which is similar to a cantilevered design but somewhat more stable because of the opposite smooth rod Two Z ...
• 6,446

### Should I enclose my 3D Printer?

@kamuro provided an excellent answer, so I'll just try to add by playing devil's advocate. Possible things to look out for: Inappropriate enclosure could result in more temperature differences, ...
• 6,214
Accepted

### Tips for not burning out my Arduino Mega or catching something on fire when wiring a Prusa i3?

Polarity matters, sometimes. Be especially mindful of the wires from your power supply to the board, as getting those the wrong way around will definitely cause damage. Heated beds and extruders are ...
• 14.5k
Accepted

### How does the home position work on a Prusa i3 RepRap Printer?

It works like you describe, but it does not move all axes at the same time. It first moves the X-axis, subtracting steps while the X endstop is not pressed. When the X-axis is is homed (the X-endstop ...
• 126
Accepted

### Laser cutting on RepRap

Please do not go down this road. First, not all lasers are equally absorbed by the material and the energy converted to heat to vaporize the material. The light not absorbed is reflected right back ...
• 86

### How thick does an aluminum print bed need to be

Main factors that control the process of the print bed selection are weight: too thick plate increases inertial force, limiting maximum acceleration/jerk (decreased print speed) stiffness: too thin ...
• 858
Accepted

• 650

### Is the weather a problem for MDF frames?

I want to add the following to the already direct and very good answer of @Dani Epstein. It does not answer your question, but hopefully may help many people who are reading the question when choosing ...
• 2,844
Accepted

### Connector Suggestion for Extruder and Heatbed

You might be able to use one of the connectors (Deans Ultra, EC3, XT-60/30, Bullet) that are normally used for RC models. They're made for very high currents. The XT60 connectors depicted below are ...
• 14.5k

### How many times printed printer can print it-self?

The reprap printers have often been compared to plants, providing fruits to you and the possibility to reproduce themselves. This analogy holds in both good and bad ways. Any life form can reproduce ...
Accepted

### Can I repurpose the ISP pins in the lower right corner of the Melzi board?

In theory, you can; but, you may need those pins to attach an external programmer to bring your system back to life when playing around with the code. Here are a couple of articles that could help if ...
• 2,402
Accepted

• 141

### How to switch motor outputs and use E1 as X, in Marlin firmware?

When using Marlin firmware you could easily change the pin layout of the extra extruder (E1) with the broken X stepper pins by changing the pins_RAMPS.h file. Download the firmware and open the ...
• 30.4k