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        <title>Mini Kossel control issues</title>
        <description> I am new the the reprap world and figured I would give it a go. I work in the aircraft industry and do quite a bit of metal work so I figured I would build my first Mini Kossel out of aluminum. It worked out great and I have the printer up and running.

Now I am working on a redesign of the frame and trying to print new base blocks so I can use 1010 extrusion. The parts are designed in Solidworks and I am using Slicer to generate the G Code.

When connected to my laptop I can&#039;t make it through the full 6 hour print time. It was appearing to timeout the usb port and resetting, which of course caused the printer to quit responding. I reset the power options on the usb ports and gave it another shot, still failed about 4 hours into the print. I then decided to order the Reprap Smart LCD controller, maybe not being connected to the computer would help?

The new controller opened up a bunch of new challenges. Is there anyway to get the move axis function from the controller to actually move 1mm when I tell it to? It seems to jump and jerk when controlling from the LCD, probably moving 4-5mm or so. I am also seeing reduced quality in the parts printed through the LCD Controller vs parts printed using Pronterface through my laptop. Any Ideas here? I seems to miss steps and not create a very smooth outside finish.

I am trying my first base block with the LCD now to see how it comes out and if it makes it through a whole 6 hour print time.

Sorry about all these questions, just trying to get this figured out. Anything under 3 hours or so, I have no issues, its mainly the longer prints. Really wish I could get the laptop interface to work!

Here are a few machine specifics:

- Arduino Mega 2560
- RAMPS 1.4
- Marlin firmware
- Slicer for G code
- Pronterface for control
- Reprap Smart LCD Controller

Thanks in advance for any help,
Scott</description>
        <link>https://reprap.org/forum/read.php?178,369860,369860#msg-369860</link>
        <lastBuildDate>Thu, 08 Oct 2026 22:16:28 -0400</lastBuildDate>
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            <guid>https://reprap.org/forum/read.php?178,369860,378228#msg-378228</guid>
            <title>Re: Mini Kossel control issues</title>
            <link>https://reprap.org/forum/read.php?178,369860,378228#msg-378228</link>
            <description><![CDATA[ I've been using Repetier Host for my USB-based printing control.  I have done several prints longer than 6 hours (mostly vases) without any problems.<br />
<br />
I also have the same hardware/firmware and I use Slic3r for slicing.<br />
<br />
Give it a try!]]></description>
            <dc:creator>triplanedave</dc:creator>
            <category>Delta Machines</category>
            <pubDate>Fri, 04 Jul 2014 18:06:32 -0400</pubDate>
        </item>
        <item>
            <guid>https://reprap.org/forum/read.php?178,369860,369860#msg-369860</guid>
            <title>Mini Kossel control issues</title>
            <link>https://reprap.org/forum/read.php?178,369860,369860#msg-369860</link>
            <description><![CDATA[ I am new the the reprap world and figured I would give it a go. I work in the aircraft industry and do quite a bit of metal work so I figured I would build my first Mini Kossel out of aluminum. It worked out great and I have the printer up and running.<br />
<br />
Now I am working on a redesign of the frame and trying to print new base blocks so I can use 1010 extrusion. The parts are designed in Solidworks and I am using Slicer to generate the G Code.<br />
<br />
When connected to my laptop I can't make it through the full 6 hour print time. It was appearing to timeout the usb port and resetting, which of course caused the printer to quit responding. I reset the power options on the usb ports and gave it another shot, still failed about 4 hours into the print. I then decided to order the Reprap Smart LCD controller, maybe not being connected to the computer would help?<br />
<br />
The new controller opened up a bunch of new challenges. Is there anyway to get the move axis function from the controller to actually move 1mm when I tell it to? It seems to jump and jerk when controlling from the LCD, probably moving 4-5mm or so. I am also seeing reduced quality in the parts printed through the LCD Controller vs parts printed using Pronterface through my laptop. Any Ideas here? I seems to miss steps and not create a very smooth outside finish.<br />
<br />
I am trying my first base block with the LCD now to see how it comes out and if it makes it through a whole 6 hour print time.<br />
<br />
Sorry about all these questions, just trying to get this figured out. Anything under 3 hours or so, I have no issues, its mainly the longer prints. Really wish I could get the laptop interface to work!<br />
<br />
Here are a few machine specifics:<br />
<br />
- Arduino Mega 2560<br />
- RAMPS 1.4<br />
- Marlin firmware<br />
- Slicer for G code<br />
- Pronterface for control<br />
- Reprap Smart LCD Controller<br />
<br />
Thanks in advance for any help,<br />
Scott]]></description>
            <dc:creator>Superfast</dc:creator>
            <category>Delta Machines</category>
            <pubDate>Sat, 14 Jun 2014 12:57:52 -0400</pubDate>
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