Ender 3 & BLTouch: Check out this simple guide on how to install the popular sensor to enhance the leveling on your Ender 3.
For many, auto-leveling is still a luxury, their reality shaped by the tedium of manual bed leveling. Luckily for them, auto-leveling is now a very economical luxury. Ender 3 owners, in particular, can benefit from , and it will only set them back $49.
But why the BLTouch, specifically? You might have heard of inductive bed-leveling sensors that measure the tilt of a 3D printer’s bed without even touching it. This method sounds fancy, but it is in fact completely useless when you’re using a surface such as glass, which is invisible to inductive sensors.
The BLTouch, on the other hand, is contact-triggered and is compatible with any 3D printer bed surface. It’s also staggeringly accurate. Antclabs, the creator of the BLTouch, has repeatable precision up to 0.005mm! After installing the BLTouch probing several points on your bed, you can confidently print smooth first layers every time.
As with any project you begin, it’s necessary to gather the appropriate materials. If you prefer to buy each component individually, rather than the, here’s what you need, assuming you already own an Ender 3 or Ender 3 Pro:
Now that you have all the necessary components, you can begin installing your auto bed-leveling system.
Here’s a simple guide on how to install your auto-bed-leveling system:
Troubleshooting: Some people have had issues fitting the electronics cover back on after adding the Pin 27 adapter. Some have even tried bending the pins. If you believe it’s better to be safe than sorry, simply print a new cover.
And that’s it! You’ve just gone through a very simple method for adding the BLTouch to your Ender 3. Many more tutorials exist out there, including ones that document how to update your printer’s firmware to Marlin.
(Lead image source: onpdm via Thingiverse)
License: The text of "Ender 3 & BLTouch: How to Install It" by All3DP is licensed under a Creative Commons Attribution 4.0 International License.
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