Lulzbot Mini 25mm Heatblock fan replacement

Worrried by the "bad stories" about the standard 5V squirrelcage fan I planned ahead and ordered a 25x25x7mm 5V fan and made a fan duct that fits the original fan mount insert using the original hex screw. Lulzbot now upgraded their Mini to have a bigger Heatblock fan as well.

Use M2x3x3 inserts to mount the fan. I mounted the fan so that it blows into the heatsink.

The duct needs to be rotated slightly (away from the insert) to slide onto the hegaxon heatsink because of the tight enclosur