info@jestechengineers.com
+91 9788082897
Menu
  • Possible – major downgraded situation

    Valve open/close discrepancy

    Valve hard to operate

    Actuator Internal Parts Damage

    Recommended ESDV closer time discrepancy

    Disc & seat damage

    Stem bearing, gland packing damage

  • Possible – major downgraded situation

    Valve open/close discrepancy

    Position-er and I/P converter discrepancy

    Diaphragm & Actuator Internal Parts Damage

    Actuator gland seal leak

    Disc & seat damage

    Gland packing and seal damage

  • Risk rating comments

    LH/LHH/PH/PHH operation failure

    Overflow and / overpressure of the next comportment

    Process separation / production variation

    Discrepancy between DCS and Physical mode.

    Difficult for DCS operators

    Loss of production & liquid/gas/steam leak

  • Practical applications

    Permit to work follow up

    Process isolation and valve de-isolation

    Valve re-condition and actuator calibration

    Pressure test & actuator stroke test

    Transmitter test & position-er, I/P converter test

    Control valve integrity & stroke test