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  1. rambynas

    Clean cutting with PVC on bottom

    I was getting better results reducing NO2 pressure from recommended 8 to 7 or 6. Try focus right in the middle of material.
  2. rambynas

    Amada LS 1212 a3 alarm 4076?

    I'm getting alarm @ sequence 28 laser power 666. I already call 4 Amada tech to come.
  3. rambynas

    Amada LS 1212 a3 alarm 4076?

    BTW I'm using Fanuc resonator laser is 1500w
  4. rambynas

    Amada LS 1212 a3 alarm 4076?

    I have 2 PSU's. They both getting power (LED on both is led). The very first alarm that I got was 4063 and after what I'm getting is always 4076. I changed O2 tank, no difference. Chiller temp. 78 watter pressure 55. O2 pressure around 40.
  5. rambynas

    Amada LS 1212 a3 alarm 4076?

    How about when I look at laser diagnostic #909 it shows me RF voltage_1 14-19, voltage_2 14-19. Laser on RF voltage_1 goes up to 3700 but RF 2 stays at 14-19. Strange.
  6. rambynas

    Amada LS 1212 a3 alarm 4076?

    That was my second guess. Firs was bad contact because before that happened X axis was over-traveled hard to "+" and it was hard to bring it back.
  7. rambynas

    How to cut Stainless Steel 1mm thick Vinyl protection???

    I was using oxygen assist and putting protection down on the table.
  8. rambynas

    Amada LS 1212 a3 alarm 4076?

    It started this morning out of the blue. I could not to start the machine always getting alarm 4076: Laser power down. when I looked at diagnostic page when starting power goes up to 600 at stage 27 then alarm and power goes down. Any ideas what can cause this problem.
  9. rambynas

    HS-98 overtravel problem

    It worked ! [thumbsup2]
  10. rambynas

    HS-98 overtravel problem

    Thats looks easy enough for me. [smarty] I usually getting alarm when Z is -0.06 HS-98 suppose to work with minimum 20 gage materials. But I'm cutting 24 gage.Thats a problem.
  11. rambynas

    HS-98 overtravel problem

    how to change parameter 1850 Z ?
  12. rambynas

    HS-98 overtravel problem

    I randomly getting 501 overtravel -Z alarm. Can't figure out the cause.
  13. rambynas

    New to Laser Cutting need help!!

    Right. More speed higher duty. Slower less duty. But for SS in my experience slower is better.
  14. rambynas

    New to Laser Cutting need help!!

    With paper I'm using high pressure O2 5kg/cm paper down.
  15. rambynas

    New to Laser Cutting need help!!

    BTW no paper at all for best result.
  16. rambynas

    New to Laser Cutting need help!!

    I get better results reducing Duty to 75% or 65%
  17. rambynas

    SS cutwith Oxigen

    There is my options High pressure N2 and O2 low, med, high. I tried low pressure O2 ~1 kg/cm still no good. And now I have a bigger problem constant -Z over travel alarm at random times. I'm using HS98 head with metal sensing. I know it suppose to work from 20GA and up but I'm getting alarm...
  18. rambynas

    SS cutwith Oxigen

    Hi, first of all I don't have an option in cnckad to make a double cut. 1st cut for cutting plastic/paper second for cutting steel. when I'm cutting plastic down with N2(high pressure 8kg/cm) assist I'm getting big burns around edges. Using O2 (5kg/cm) not too bad. I'm Using 2 mm nozzle. power...
  19. rambynas

    SS cutwith Oxigen

    I'm using cnckad v. 10 and didn't see that option.
  20. rambynas

    Cutting SSteel .75 (14ga) problem

    Just did bubbles test. No leaks. Changed N2 tanks everything back to normal.

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