Prusa Mk3s+ MMU3 extruder idler door, IR trigger

squared off and trimmed IR trigger
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updated February 11, 2024

Summary

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squared off and trimmed IR trigger

Model origin

The author remixed this model.

Differences of the remix compared to the original

The end of the post is tapered on the origional, so if not set perfectly, it can go past the sensor, giving a false zero when the full width of the filament is inside.  Hence, I squared off the end to fix this.

 

Squared off the end and took 1mm off the leading edge so the chimney isn't pressed against the pipe fitting.

License