Editing Step 4 —

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1. Cut the zip ties holding the extruder assembly to the linear bearings.

2. Remove the timing belt. Replace if worn or damaged.

3. Carefully pull the wires through the x-end assembly

4. Tear down the entire extruder by reversing the assembly instructions provided by Prusa.

5. All the printed parts will be replaced. Most of the electrical parts and fasteners will be reused.

6. Check all wires and connectors for possible damage

7. Check the PFTE tubes for possible damage.

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