1. S

    Loss of Communication on UDH (HMI).

    The Unit (GT) is a Frame VI GE gas turbine system having Mark VI control system. The machine (GT) has not been running for a quite long period of time as a result of maintenance outage and during that period ,the information on Totalizer page was all zeros. But during these period. there was...
  2. S

    Controller Problem

    Good day, We encounter a problem while working on Mark VI control system. It all happen during the stroking of Gas Valve and notice that the toolbox is timing out. We try to recycle power on Mark VI and we found out all the three Racks ( RST) were OK, sychronized and the XY VPRO were also...
  3. S

    Loss of Totalizer data. Counter and Timer data from Totalizer page

    Good all, One of our machine was shut down normally as a result vibration from bearing #3. The GT was left alone due to non- availability of spare parts. After several weeks, it was discovered that all information on the totalizer page such totalizer, counter and timer were all showing zeros...
  4. S

    Low Performance of Gas turbine after major inspection

    Major inspection maintenance was carried out on one of our Gas turbine. It is Frame VI (PG6581B) using MKVI controller system. But it was discovered later that the performance of the Gas turbine system in terms of Megawatt output after the MI is slightly lower than it's performance before the...
Top