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Partially Solved hot end lift settings?

Discussion in 'Troubleshooting' started by Goofynoodle, Dec 6, 2016.

  1. Goofynoodle

    Goofynoodle Member

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    Is there a way to get the hot end to raise a little bit after bed leveling and / or after the print completes? I already have my z offset at .85 cause I got a new hot end and it messed stuff up. so far ... my prints are fine, but after leveling, it moves to the starting point of the print, and drags the nozzle all the way there across the bed, which really isn't a huge issue..... but after the print completes, it homes and is grazing the top of the print. leaving a heat scar. i'm using matter control with matter slice. you can see in the picture the line coming from the top right leading to the print.... and 2 scars... one across the forehead area and the other going up from rear leg. WIN_20161206_18_21_52_Pro.jpg
     
  2. mark tomlinson

    mark tomlinson ༼ つ ◕_ ◕ ༽つ
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    You can add the GCode to raise the nozzle a bit in the Ending GCode section of your slicer, but I would be careful how much you raise it in the event you ever do a really tall print

    http://reprap.org/wiki/End_GCode_routines

    One of the examples includes :

    G1 Z+0.5

    raise the Z 0.5mm
     
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  3. Goofynoodle

    Goofynoodle Member

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    At the risk of sounding ignorant...... I just do what now? in mattercontrol.... where would one find that? matter control has 3 settings for slicer selection.... cura, slic3r and matter slice? I think its called.... i'm stuck with matterslice cause the others act goofy and print up in the air and weird stuff..... I have seen a custom g code field.... but never was sure what to do with it or how it affects things.
     
  4. Goofynoodle

    Goofynoodle Member

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  5. Goofynoodle

    Goofynoodle Member

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    oh and while were talking gcode..... my bed stays on when printing from sd card.....
     
  6. Goofynoodle

    Goofynoodle Member

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    I saw this
    M104 S0; Set Hot-end to 0C (off)
    M140 S0; Set bed to 0C (off)

    just stick it in the end gcode?
     
  7. Goofynoodle

    Goofynoodle Member

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    ok...I put in the code to raise nozzle on z axis .5mm ......... when my test print was done, the nozzle dropped to .5mm above the bed....destroying the print, and any confidence in my ability to fiddle with gcode.o_O
     
  8. mark tomlinson

    mark tomlinson ༼ つ ◕_ ◕ ༽つ
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    Then you were not using relative positions. (i.e. you forgot to include the G91 ;relative positioning GCode)

    The last example on that page shows this
     
  9. mark tomlinson

    mark tomlinson ༼ つ ◕_ ◕ ༽つ
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    The idea when adjusting height like that is :
    1) set relative positions ( G91; )
    2) adjust height relative to wherever your head is (G1 Z+0.5)
    3) set absolute positioning back on ( G90; absolute positioning )


    You can't just pick and choose GCodes at random :)
    GCode is a conversation between the PC and the printer. It happens in sequence.
     
  10. Goofynoodle

    Goofynoodle Member

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    I see... well... I uninstalled my printer from matter control in hopes of resetting all that stuff back to default cause I added that z lift setting in.... then deleted it out..... and after that , the print would freeze at like 98.7% complete. . . . ? i'm not messing with it....i'm too much like ron weasley. (harry potter). my spells backfire.
     
  11. mark tomlinson

    mark tomlinson ༼ つ ◕_ ◕ ༽つ
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    Geof likes this.
  12. mark tomlinson

    mark tomlinson ༼ つ ◕_ ◕ ༽つ
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    and ... if you are going to use MatterHackers software you should familiarize yourself with their docs :)
     
  13. Goofynoodle

    Goofynoodle Member

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    while i'm at it.... is there a way to get the Arduino files to reset the printer itself? and I literally am going on the info that I got with my printer....not much documentation about matter control.... but i'll look for some....thanks
     
  14. mark tomlinson

    mark tomlinson ༼ つ ◕_ ◕ ༽つ
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    define "reset the printer itself"

    what behavior are you looking for?
     
  15. mark tomlinson

    mark tomlinson ༼ つ ◕_ ◕ ༽つ
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  16. Goofynoodle

    Goofynoodle Member

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    I uninstalled mattercontrol, deleted the files for a clean reinstall.....and once I reinstalled.... all my settings are still there. soooooooo.... yeah. furthermore... once upon a time, I had an issue with this thing printing up in the air and so on and long story short... I now need a z offset of about +.85 to accomplish anything. so i'm hoping starting from absolute scratch will help. just wipe the slate clean.
     
  17. mark tomlinson

    mark tomlinson ༼ つ ◕_ ◕ ༽つ
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    Good luck.
    Can't speak for the mysteries of MatterControl as I am Not A Fan and do not use it :)
     
  18. Goofynoodle

    Goofynoodle Member

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    i'm just using it cause it came with the printer (robor1+) it already has all the settings for the printer set up... like bed size and such...so that's cool for a beginner ( me) . but when things get weird you're S.O.L.
     
  19. mark tomlinson

    mark tomlinson ༼ つ ◕_ ◕ ༽つ
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    Other software comes with pre-configured R1+ profiles so while it is nice that MC does as well it is not the only reason to use it.
    It is as I like to say, worth what you paid for it :)

    All that aside if it works then absolutely use it, but for questions specific you may want to post in their forum as well. Sure, someone else on here may be able to assist, but many do not use it so their forums are a good place to post it as well.

    https://forums.matterhackers.com/

    Good luck !
     
  20. mark tomlinson

    mark tomlinson ༼ つ ◕_ ◕ ༽つ
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