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Cleaning textured pulleys  

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Matt P
(@matt-p)
New Member
Cleaning textured pulleys

Hi,

After Filament load problems the teeth on the lower textured pulleys now have a some filament bits in them.

What's the best way to clean them out? 

Some sort of brush?  Qtips (small threads may be a problem)

 

Thanks!

Posted : 25/05/2019 6:08 pm
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(@)
Illustrious Member
RE: Cleaning textured pulleys

Prusa has a blog post on this:  took all of three seconds to find.

https://help.prusa3d.com/article/3EMxwPQU0B-bondtech-extruder-gears

Posted : 25/05/2019 6:39 pm
Matt P
(@matt-p)
New Member
Topic starter answered:
RE: Cleaning textured pulleys

Ah, link is for the Extruder, not the MMU "pulley" but it's kinda the same.

Wasn't sure what to call them, but the install guide just says "Pulley"

https://manual.prusa3d.com/Guide/5.+Pulley+body+assembly/1040?lang=en  

Step 5

 

Link is mostly about the bearings and lubrication,  the MMU Pully doesn't have bearings...    there's a photo of what looks like a small paintbrush.

One of the other links is better.

https://help.prusa3d.com/article/sVQHD6vtfm-bearings-maintenance

The Extruder section mentions brass brush or toothpick  this is what I was looking for.   Wasn't sure what was ok to use on them

 Thanks for pointing me toward the help/maintenance section.

 

 

Posted : 25/05/2019 6:56 pm
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(@)
Illustrious Member
RE: Cleaning textured pulleys

A stiff nylon brush is the recommended tool; but I've found they don't always get the bits out of the teeth. Instead, I use a brass brush you'd normally use in a Dremel - but manually to avoid polishing off the sharp teeth.

Posted : 26/05/2019 4:24 pm
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