* Running at 5 Volts keeps it at a lower noise level.
* To avoid (further) hurts, the fan needed a grille.
* OpenSCAD Script [[Datei:Fan-Protector 005.scad|Fan-Protector 005.scad]]** --> STL export *** --> 3D print on yag-freak's Prusa Mendel- thank you!
<br/>
Datei:Foto1793.jpg|Safety first!
</gallery>
== OpenSCAD Tipps, Tutorials etc. ==