View source for PNO-III-98-055, on 981113,licensee Shut Unit Down to Repair Steam Leak from Reactor Feedwater Check Valve.Valve Is SR & Would Provide Containment Isolation Function Under Accident Conditions

{{Adams
| number = ML20155K565
| issue date = 11/13/1998
| title = PNO-III-98-055:on 981113,licensee Shut Unit Down to Repair Steam Leak from Reactor Feedwater Check Valve.Valve Is SR & Would Provide Containment Isolation Function Under Accident Conditions
| author name = Schweibinz E, Vegel A
| author affiliation = NRC OFFICE OF INSPECTION &amp; ENFORCEMENT (IE REGION III)
| addressee name = 
| addressee affiliation = 
| docket = 05000341
| license number = 
| contact person = 
| document report number = PNO-III-98-055, PNO-III-98-55, NUDOCS 9811160022
| document type = PRELIMINARY NOTIFICATION OF EVENT OR OCCURRENCE (PNO,, TEXT-INSPECTION &amp; AUDIT &amp; I&amp;E CIRCULARS
| page count = 1
}}
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s November 13, 1998 3
PRELIMINARYNOTIFICATIONOFEVENTORUNUSUALOCCURRENCEPNO-III-98-055                                                  ;
This preliminary notification constitutes EARLY notice of events of POSSIBLE
          . safety or public interest significance. The information is as initially
          . received without verification or evaluation, and is basically all that is                                         '
known by Region III staff _(Lisle. Illinois) on this date.
Facility.                                                                Licensee Emergency Classification Detroit Edison Co.                                                            Notification of Unusual Event Fermi 2                                                                      ' Alert New) ort. Michigan                                                            Site Area Emergency
          .Doccets: 50-341                                                                 General Emergency X Not Applicable t

==Subject:==
SHUTDOWN TO REPAIR STEAM LEAK On November 13,1998,,the licensee shut the unit down to repair a steam leak from.a reactor feedwater check valve. This valve is safety-related and would. provide a primary containment isolation function under accident
;            conditions. The unit is expected to be shut down for 4 to 6 days.
The resident inspectors will monitor the licensee's repair activities.                                           l The State of Michigan will be notified. The'information in this i            preliminary notification has been reviewed with licensee management.
                      .                                                                                                        i Region-III (Chicago) was informed of the pending shutdown on November 12,                                        J 1998. This information is current as of 10 a..m. (CST) on November 13.                                            3
           -1998.                                                                                                              j

==Contact:==
Edward Schweibinz             Anton Vegel (630)829-9712                  (630)829-9620 I
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9811160022 981113
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