United States Nuclear Regulatory Commission - Protecting People and the Environment


ACCESSION #: 9807150108



                    DISCLAIMER FOR SCANNED DOCUMENTS



    THIS ASCII TEXT DOCUMENT WAS PRODUCED FROM A PAPER COPY THAT WAS

      ELECTRONICALLY SCANNED AND CONVERTED INTO ASCII TEXT FORMAT.

     SOME TABLES, FIGURES AND MISCELLANEOUS DATA (SUCH AS SCIENTIFIC

       NOTATIONS/FORMULAS) MAY HAVE BEEN OMITTED DUE TO ASCII TEXT

     LIMITATIONS.  ATTACHMENTS WITHIN CERTAIN DOCUMENTS MAY NOT HAVE

    BEEN INCLUDED.  AN IMAGE OF THE OFFICIAL RECORD COPY OF THIS TEXT

            FILE DOCUMENT IS AVAILABLE ON NUDOCS MICROFICHE.



MGP

INSTRUMENTS



Suite 150

5000 Highlands Parkway

Smyrna, GA 30082

Tel: (770) 432-2744

Fax: (770) 432-9179



July 9, 1998



US NRC Headquarters Operations Center

Document Control Desk

Nuclear Regulatory Commission

Washington DC 20555



Subject:  Closure of Corrective Actions relative to:

          10 CFR 21 Notification MGP Instruments Inc.

          Radiation Monitoring System, Power Supply Circuit Boards

          Premature electronic component failure of component "VD-9"

          US NRC Ref. Event 32725



Dear Madam or Sir,



As a courtesy, MGP Instruments Inc (MGPI) wishes to inform the Commission

that the deficiency identified in Event No. 32725, has been corrected by

MGP Instruments Inc.  Please note:



1.   The affected equipment (i.e. Radiation Monitor - Safety Related Local

     Processing Units) was confirmed to have an impact only at Southern

     California Edison's, San Onofre site as originally notified.



2.   MGPI has verified that all affected equipment (total 28 safety related

     units) has been reworked and tested at Southern California Edison.



3.   Corrective action in the form of design modification has also been

     completed.



Additional information about this issue can be obtained by contacting the

undersigned or Mr. David Jarrow MGP Instruments Inc.  Quality Assurance

Manager at (770) 432-2744, extension 119.



Sincerely Yours:



Kenneth F. Rosansski

Senior Vice President



KFR/dj



Attachments:

cc: Southern California Edison - Mr. Ken Slagle, Manager Nuclear Oversight

Division.

Southern California Edison - Mr. James K.  Huey, Project Manager, RMS

Southern California Edison - Mr. Robert Mc Wey Quality Assurance

MGP Instruments SA, Lamanon France: J. F Croce Spinelli, F. Chlosta, B.

Morel, A. Pommier

MGP Instruments Inc. Atlanta: Mr. David Jarrow, Mr. Mike Edelmen, Mr.

Sergio Lopez



*** END OF DOCUMENT ***



Page Last Reviewed/Updated Thursday, March 29, 2012