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These covers will keep unwanted debris and plastic from clogging up the Z motor pulley.
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updated November 30, 2024

Description

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Tired of plastic debris getting into your Z motor pulleys? Oh, didn't know that was a problem? Small bits of plastic from printing will make its way into your Z motor pulleys and fill up the teeth. This will cause stretching of the belt as the pulley rotates around, causing artifacts and QGL issues. If enough of the pulley teeth get filled with plastic, it can cause the belt to slip, without noise! Ask me how I know ;). If you do get plastic in the pulley, it requires a complete tear down of the Z axis to remove the stepper motor. 

I spent lots of time dialing these in for best fitment, ease of installation and printing. I have over 12 iterations and this is the final version that has worked great. Keeps out all but the smallest specs of dust from getting into your pulleys.  Save yourself hours of headaches and scratching your head trying to figure out why you are having Z axis issues, weird repeating artifacts in the Z axis and QGL failures. These are very easy to print.

 

Printed in Polymaker ABS Dark Grey at 270c extruder 100c bed. But you can print them in any material you like depending on if you have an enclosure or not. PLA NOT recommended if you use an enclosure, they will warp…….

Print settings:

0.2 layer height

8 walls

5 top/bottom layers

single wall top/bottom

 

 

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The author marked this model as their own original creation.

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