Upgrade: High Speed Part Cooling Fan · Makertech 3D Help Center

Step 1 of 3

Step 1 Wiring
- Note: Remove the old fan and mount the new one in its place.
- Note: Wire according to the diagram.
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Step 2 Firmware

In Mainsail open up the printer.cfg file.

Scroll down to the [fan] section and replace the values with these:

Reminder: pin: PE5 max_power: 1.0 hardware_pwm: True cycle_time: 0.00004 shutdown_speed: 0 kick_start_time: 0.1

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Step 3 Fan Use

Note: The fan functions in the same way before and with the same commands.
Note: Setting the fan to 60% should give good results for PLA, with plenty of overhead for bridging and overhang sections.

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