Topic

calibration

2 videos. Ranked by independent recommendations, not by views.

1. 

   1 3D printing guides - Calibrating your extruder

   Made with Layers (Thomas Sanladerer) 5 people · 4 months · since Jan 2016

   Shows how to test and set extruder steps per mm; people point to it when fixing over-extrusion, clicking extruders and rough first layers.

2. 

   2 3D printing guides: Calibration and why you might be doing it wrong

   Made with Layers (Thomas Sanladerer) 4 people · 4 months · since Jul 2016

   Argues that X and Y steps should come from the hardware maths rather than test prints, while extruder steps do need calibrating; cited often in 3D printing answers.