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LCD knob does not fit - KIT  

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Faceparty
(@faceparty)
New Member
LCD knob does not fit - KIT

Does anyone know if the post for controlling the LCD has changed diameter? The knob that came with the printer does not fit, it just slips over the post and proceeds to spin around without actually turning anything. I've downloaded the MK3 STL files and even printed my own knob with the same outcome. I've searched the board and the internet for a while and have found no answer. I have no problem printing my own, but there should be some info on here in case this has happened to others. Maybe an updated or version B STL of the knob could be posted to the parts page if it's found that there are others here with the same issue.

Napsal : 17/03/2018 10:09 pm
vincenzo.a
(@vincenzo-a)
Eminent Member
Re: LCD knob does not fit - KIT

use a screwdriver and SMALL force and sligthly separate the two halves of the shaft

Napsal : 17/03/2018 10:24 pm
JoanTabb
(@joantabb)
Veteran Member Moderator
Re: LCD knob does not fit - KIT

Try re printing the knob say 95% scale size
Regards Joan

I try to make safe suggestions,You should understand the context and ensure you are happy that they are safe before attempting to apply my suggestions, what you do, is YOUR responsibility. Location Halifax UK

Napsal : 18/03/2018 12:43 am
ronnie12342003
(@ronnie12342003)
Estimable Member
Re: LCD knob does not fit - KIT

I just put a blob of hot glue on its fine now

Napsal : 18/03/2018 1:20 am
JoanTabb
(@joantabb)
Veteran Member Moderator
Re: LCD knob does not fit - KIT

Crude but effective

🙂

I try to make safe suggestions,You should understand the context and ensure you are happy that they are safe before attempting to apply my suggestions, what you do, is YOUR responsibility. Location Halifax UK

Napsal : 18/03/2018 1:28 am
ronnie12342003
(@ronnie12342003)
Estimable Member
Re: LCD knob does not fit - KIT

that's me 😆

Napsal : 18/03/2018 1:06 pm
Faceparty
(@faceparty)
New Member
Topic starter answered:
Re: LCD knob does not fit - KIT

Never thought about just scaling it down. Thanks, I'll try to print a few knobs and see which one fits.

Thanks a ton for the suggestion!

Napsal : 18/03/2018 4:34 pm
Rakku
(@rakku)
Trusted Member
Re: LCD knob does not fit - KIT

I wouldnt have glued it down, you maybe want to change out the knob for a different one later on 😉

I didnt like the knob prusa provides, went with a larger round one.

Napsal : 18/03/2018 6:32 pm
ronnie12342003
(@ronnie12342003)
Estimable Member
Re: LCD knob does not fit - KIT

I pulled it of before it set so it has the grooves in the glue easy

Napsal : 18/03/2018 7:28 pm
Dschiri1
(@dschiri1)
Eminent Member
Re: LCD knob does not fit - KIT

I had same issue. I printed this knob and it works great. I liked it better because of Knurled surface.
https://www.thingiverse.com/thing:2304952

Napsal : 30/03/2018 7:15 pm
LittleNeutrino
(@littleneutrino)
Member
Re: LCD knob does not fit - KIT

the part that came with my printer was too large as well. i just went to the github page downloaded the file and printed a new one. it fit the first time with no changes what so ever to its size.

Napsal : 30/03/2018 8:45 pm
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