Y-axis motor cooling fan bracket for Anet A6

The first thing we at VintageElectronics.ca noticed when we started using our new Anet A6 (a Prussa i3 clone) was that during prolonged printing at high speeds (400-500%) the Y-axis stepper motor overheated, stretched the nylon belt and at some point the layers shifted by as much as 4-6mm (1/4").

We designed and installed the bracket for a regular 12V 40mm fan on the back wall near the motor, and powered the fan from the main PS.

That completely solved the motor overheating issue. While th