Fan frame for Melzi on Prusa i3

thingiverse

To install an 8cm computer fan on a Prusa i3 printer using a Melzi control board, you'll need to follow these steps. First, locate the area where the fan will be installed and make sure it's clear of any debris or wires. Next, disconnect the power supply to the printer by switching off the switch located on the rear panel. Remove the side panel to access the fan mounting holes. Now, take your 8cm computer fan and attach it to the fan bracket using the screws provided with the fan. Once secured, place the fan in the designated area and screw it into place using the existing mounting holes. Reconnect the power supply to the printer by flipping the switch back on. Finally, plug in the Melzi control board and make sure the fan is working properly by checking the print bed temperature display.