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How to remove x-axis rods?  

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Mike Daneman
(@mike-daneman)
Estimable Member
How to remove x-axis rods?

I took my printer apart to load my bearings (didn’t load them during original assembly since I didn’t  know that I should). However, I could not get the rods out of the plastic parts on the X-axis. I didn’t want to bang on them too hard since I was afraid of breaking the plastic. Does anyone have advice on how to safely remove these rods? 

Posted : 03/12/2019 8:46 pm
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(@)
Illustrious Member
RE: How to remove x-axis rods?

This is exactly why people should read the manual BEFORE doing the assembly.   And if you did read the manual, this photo at the start of the Z-Axis assembly didn't mean anything?  Though I have to admit the manual tells you to place the X-Axis onto the lead screws before installing the bearings.  

4. Z-axis assembly

 

The parts slip off the rods.  If you twist the ends back and forth carefully and slowly while pulling them apart they will slip off the rods.  I would not use tools to do this, scratching the rods is bad.  It is a slow process, but I've done it a few times with success when replacing bearings.

Also, now would be a good time to grease the bearings before they go onto the rods.

ps: one last thought: do NOT attach the T-nuts to the ends until AFTER they are screwed on to the lead screws; trying to screw the lead screws into the T-nuts when they are attached is almost certain to damage them.

This post was modified 4 years ago by --
Posted : 03/12/2019 9:51 pm
Mike Daneman
(@mike-daneman)
Estimable Member
Topic starter answered:
RE: How to remove x-axis rods?

Thanks for the advice. I’ll give it a try. 
BTW when I said “load my bearings”, I meant load them with lubricant. I didn’t actually forget to put them on the rods when assembling the printer :). The printer has been running fine for a few months, just wasn’t lubricated. 

Posted : 03/12/2019 10:11 pm
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(@)
Illustrious Member
RE: How to remove x-axis rods?

Okay - I thought you had posted print questions before and was a bit confused... lol.  Anyway - they can come apart without damage if you work slowly at it.  Be patient, they can and do break if forced too hard.

Posted : 04/12/2019 12:20 am
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