584,858 active members*
4,860 visitors online*
Register for free
Login

Search:

Type: Posts; User: seikicnc

Search: Search took 0.00 seconds.

  1. Replies
    2
    Views
    1,072

    For anyone with this trouble in the future, the...

    For anyone with this trouble in the future, the problem turned out to be in parameter 2455 (pulses per rev).
    it was set to 8192; should be 16384. We corrected this and all is well again with...
  2. Replies
    2
    Views
    1,072

    Help Live tool double trouble

    Emag vl-4 vertical turn machine, had lost parameters and ladder, once restored setup complained of noisy live tool. went to check load on live tool "V" axis, started it in mda mode, and noticed...
  3. Thread: alarm 401

    by seikicnc
    Replies
    2
    Views
    815

    Update... Worked on this most of today and found...

    Update...
    Worked on this most of today and found crushed fssb cable. Was still passing light but somewhat dim. Not sure why no fssb alarm but replaced long cable and trouble went away. I fixed it...
  4. Thread: alarm 401

    by seikicnc
    Replies
    2
    Views
    815

    alarm 401

    Hello all,
    I have been working on an unknown brand 4 axis grinding machine. It has lost all parameters and they were redtored with sram backup. Since then there has been a servo alarm 401 vrdy off...
  5. Replies
    0
    Views
    810

    mv Jr "ref rset"

    Hi all.
    We have an mv jr with a 10m control. It displays ref rset at bottom of the cry display as well as apf light lit. Also can't use panel pushbutton to change modes (mdi,jog etc) Service...
  6. Re: Vac 3 keeps blowing transistor on v phase!!!!

    Just a quick update worked over again and new transistors,same problem. Put the top board off problem drive and put it on the good one in the mill and its working flawlessly. Now I know I've got to...
  7. Vac 3 keeps blowing transistor on v phase!!!!

    Hi all,
    I have a vac3 d11 Spindle drive that was running ok in a mill and then apparently started giving overheat alarms, off shifts continued reset/run and the following morning i came in to it...
  8. Thread: IPM Alarm

    by seikicnc
    Replies
    8
    Views
    4,883

    Hi Not sure if you know this or not but the Ipm...

    Hi
    Not sure if you know this or not but the Ipm alarm is usually caused from servo amp transistor module. With problem only in winter I might look into moisture/corrosion on transistor screw...
  9. Replies
    4
    Views
    1,389

    Hi, Sorry havent been online for a few days but...

    Hi,
    Sorry havent been online for a few days but for anyone following this the issue was resolved by replacing the igbts and the motor, the motor was megging good to ground and between coils but the...
  10. Replies
    4
    Views
    1,389

    Hi so i found two bad igbts and replaced them I...

    Hi
    so i found two bad igbts and replaced them
    I turned on machine gave jog command with motor leads disconnected
    and got al-2 as expected on drive connected leads and gave
    motor jog command and...
  11. Replies
    4
    Views
    1,389

    Hi First thank you for the fast response! Heres...

    Hi
    First thank you for the fast response! Heres some more info, I megged motor leads u v and w to gnd an got around 800 megohms. Hooked up motor to power and it runs.
    The fan was fused at fifteen...
  12. Replies
    4
    Views
    1,389

    spindle amplifier

    Hi all,
    I am currently working on a mori seiki sl-25 lathe and we had a short to gnd on a fan that was tied to the main cb of the machine that blew one of the fuses and single phased the machine...
Results 1 to 12 of 12