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Prusa Research a.s.
Prusa Research a.s.

1. Begin assembly

Step 1 of 12 (Chapter 29 of 42)
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How to lubricate the coupler pins on Original Prusa XL (Multi-Tool)
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Contents

Printer maintenance

  • How to replace the CoreXY plastic parts
  • How to replace trapezoid nuts (XL)
  • How to replace the print fan (XL multi-tool)
  • How to replace the PDU splitter (XL)
  • How to install the Nextruder V6 Nozzle Adapter (XL single-tool)
  • How to replace the Prusa Nozzle (XL single-tool)
  • How to replace the Hotend assembly (XL single-tool)
  • Packing printer for transport - Original Packing Material (XL)
  • How to replace the main cable connector cover (XL)
  • How to replace the Prusa Nozzle (XL multi-tool)
  • How to replace a Z-axis motor (XL)
  • Packing the XL Multi-tool for return - Original Packing material
  • How to replace a heatbed tile and a heatbed tile cable (XL)
  • How to replace a print fan (XL single tool)
  • How to fix Modular bed error (HW solution)
  • How to replace trapezoid nuts (XL)
  • How to clean the side filament sensor (XL)
  • How to change xLCD and xLCD cable (XL single-tool)
  • How to replace a Dwarf board (XL multi-tool)
  • How to replace Nextruder heatsink (XL Multi-tool)
  • How to replace a Dwarf board (XL single-tool)
  • How to replace the Hotend assembly (XL multi-tool)
  • How to replace a hotend thermistor (XL Single-Tool)
  • How to replace a Z-axis linear rail (XL)
  • How to replace a profile insert (XL)
  • How to replace the hotend fan (XL Multi-tool)
  • How to replace a PSU (XL)
  • How to replace a hotend heater (XL Single-Tool)
  • How to lubricate the coupler pins on Original Prusa XL (Multi-Tool)
    1. Begin assembly
    2. Introduction
    3. Tools necessary for this chapter
    4. Parking the Nextruder
    5. Preparing the printer
    6. Assembling the applicator
    7. Detaching the Nextruder
    8. Cleaning the coupler screws
    9. Lubricating the coupler screws
    10. Checking the grease
    11. Parking the Nextruder
    12. That's it
  • How to replace the tch-profile-insert (XL)
  • How to replace the Sandwich Board (XL)
  • How to replace the rubber band on Original Prusa XL (Multi-tool)
  • How replace the CoreXY Cover Rear (Original Prusa XL)
  • How to install the Nextruder V6 Nozzle Adapter (XL Multi-Tool)
  • How to replace a XY motor (XL)
  • Packing the XL Enclosure for return - Original Packing material
  • How to change the belt (XL)
  • How to change the xLCD (XL)
  • How to lubricate linear bearing rails (XL)
  • How to set up a Buddy3D Cam
  • How to replace Nextruder heatsink (XL Single-tool)
  • How to replace a Nextruder (XL single-tool)

Comments

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Ninju
The file should come preloaded on the flash drive so that you don't have to download
Andy
Is it OK to use a dry lubricant like graphite or molybdenun disulfide on the coupler pins?
Andy
I rubbed some molybdenum disulfide powder on the coupler pins, will report back if there are any issues.
Ryan
The introduction should maybe include some background on why this step is necessary. My impression is that this is more aimed at print quality, rather than wear resistance -- friction at these points can cause slight inconsistency in toolchanger alignment, resulting in layer lines in the prints. Also for one of the commenters above, I see the file under 'XL printable parts', go to Files -> Parts for maintenance -> tc_greaser.
Snickerson
The file is gone from printables?
Dominik Sauer

Hello, you can fint the part here: https://www.printables.com/model/449554-xl-printable-parts/files -> go to Files -> Parts for maintenance -> tc_greaser

Brent_L
Just a thought... Why would we not just lubricate the 3 reciever connection points rather than the 3 pins per head (15 locations)?
Marina Curzi - Official Prusa CS

If you only grease the toolchanger side, the grease will go mostly on the first tool head. By the time the 5th tool head is reached, there will be almost no more grease to be applied anymore.