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  1. jkarnacki
    Post

    MKIII for sale

    Here's the pics!
    Post by: jkarnacki, May 3, 2015 in forum: General Phlatprinter 3 Chat
  2. jkarnacki
    Thread

    MKIII for sale

    Hey guyz, I bought this MKIII when it first came out. At one point it was in perfect working condition; however, it developed some slop in the...
    Thread by: jkarnacki, May 3, 2015, 1 replies, in forum: General Phlatprinter 3 Chat
  3. jkarnacki
    Post

    X axis missing steps and skew

    When I tell my machine to jog 4" on Y, it jogs 4" to a precision of .000. When I tell it to job 4" on the X, it jogs 4" to a precision of .000....
    Post by: jkarnacki, Sep 30, 2011 in forum: Troubleshooting and Build Support
  4. jkarnacki
    Post

    X axis missing steps and skew

    I just tried the circle test that's posted in the thread with the new cncusb settings. My circles look best when I have no backlash setting, but...
    Post by: jkarnacki, Sep 29, 2011 in forum: Troubleshooting and Build Support
  5. jkarnacki
    Post

    X axis missing steps and skew

    I'm cutting at 50 ipm with stock 1/8" bit. The cut is just as bad on Depron ($!) as it is on FFF. Doesn't backlash "cancel out" every time X...
    Post by: jkarnacki, Sep 29, 2011 in forum: Troubleshooting and Build Support
  6. jkarnacki
    Post

    X axis missing steps and skew

    No thermal paste, I just reused the double sided tape that was there. Should I pick up some thermal paste? It doesn't get warm at all... I just...
    Post by: jkarnacki, Sep 28, 2011 in forum: Troubleshooting and Build Support
  7. jkarnacki
    Post

    X axis missing steps and skew

    X is coming back within .02 now. I'm happy with that. Might be some backlash but I'm not gonna fiddle with that yet. I don't have anything to...
    Post by: jkarnacki, Sep 27, 2011 in forum: Troubleshooting and Build Support
  8. jkarnacki
    Post

    X axis missing steps and skew

    Testing the new chip right now. I should know in a few minutes if it solved the problem. :-) - Jeff
    Post by: jkarnacki, Sep 27, 2011 in forum: Troubleshooting and Build Support
  9. jkarnacki
    Post

    X axis missing steps and skew

    yea it's the high temp version. one chip was rated with an operating voltage of 25-80 degrees but I got the one that went up to 125 (IIRC). - Jeff
    Post by: jkarnacki, Sep 24, 2011 in forum: Troubleshooting and Build Support
  10. jkarnacki
    Post

    X axis missing steps and skew

    Ordered 620-1144-1-ND from digikey. Let's hope this is the fix! :) - Jeff
    Post by: jkarnacki, Sep 23, 2011 in forum: Troubleshooting and Build Support
  11. jkarnacki
    Post

    X axis missing steps and skew

    ahahha this is good stuff :D Should I try swapping the chips under the heatsinks between X and Y to be positive or just go ahead and email...
    Post by: jkarnacki, Sep 22, 2011 in forum: Troubleshooting and Build Support
  12. jkarnacki
    Post

    X axis missing steps and skew

    Nope, the regulator and heat sinks on all axis actually stay quite cool. I'll actually get missed steps just from manually jogging some foam back...
    Post by: jkarnacki, Sep 22, 2011 in forum: Troubleshooting and Build Support
  13. jkarnacki
    Post

    X axis missing steps and skew

    Thanks dhc9guru. I don't have a temp gun but I'll try to find what you're talking about on the board and see how hot it gets. I had a problem...
    Post by: jkarnacki, Sep 21, 2011 in forum: Troubleshooting and Build Support
  14. jkarnacki
    Post

    X axis missing steps and skew

    I just tried 200 inches of X movement on a sheet of depron and on a sheet of fanfold. The fanfold skewed a fraction of an inch but just barely -...
    Post by: jkarnacki, Sep 21, 2011 in forum: Troubleshooting and Build Support
  15. jkarnacki
    Post

    X axis missing steps and skew

    The X pulley I have has a black plastic gear and what looks to be a piece of aluminum next to it. I tried the same file (aircut) on a piece of 5...
    Post by: jkarnacki, Sep 21, 2011 in forum: Troubleshooting and Build Support
  16. jkarnacki
    Post

    X axis missing steps and skew

    Thanks Mark, I'll look into what you suggest. The inconsistent thickness of fanfold from side to side may very well be the reason for the skew....
    Post by: jkarnacki, Sep 20, 2011 in forum: Troubleshooting and Build Support
  17. jkarnacki
    Thread

    X axis missing steps and skew

    My machine has been running fine for a few months now but started acting up today. I can't be certain but it seems that it may have started after...
    Thread by: jkarnacki, Sep 20, 2011, 33 replies, in forum: Troubleshooting and Build Support
  18. jkarnacki
    Post

    Anyone consider the possibilty of setting up a hotwire?

    Okay, you win :D Hurry up Mark I want to get my hands on one of these. My planes need some real wings! - Jeff
    Post by: jkarnacki, Aug 12, 2011 in forum: Phlatprinter 3 Attachments
  19. jkarnacki
    Post

    Anyone consider the possibilty of setting up a hotwire?

    One upside to keeping the bow parallel to the rollers is that it would keep even pressure over the part of foam being cut. If we were to mount...
    Post by: jkarnacki, Aug 9, 2011 in forum: Phlatprinter 3 Attachments
  20. jkarnacki
    Post

    Anyone consider the possibilty of setting up a hotwire?

    I would soooooooo buy a hotwire attachment. I just finished cutting out a mini skywalker for fpv but I'm stuck with a flat plate wing :-D...
    Post by: jkarnacki, Aug 7, 2011 in forum: Phlatprinter 3 Attachments
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