View source for PNO-III-97-003, on 970117,outage Extended to Address Technical & Plant Condition Issues.Actions to Be Completed During Outage Extension Include Submitted Info

{{Adams
| number = ML20133K652
| issue date = 01/17/1997
| title = PNO-III-97-003:on 970117,outage Extended to Address Technical & Plant Condition Issues.Actions to Be Completed During Outage Extension Include Submitted Info
| author name = Caldwell J, Dapas M
| author affiliation = NRC OFFICE OF INSPECTION &amp; ENFORCEMENT (IE REGION III)
| addressee name = 
| addressee affiliation = 
| docket = 05000304
| license number = 
| contact person = 
| document report number = PNO-III-97-003, PNO-III-97-3, NUDOCS 9701210297
| 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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January 17, 1997 PRELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE PNO-III-97-003 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 Commonwealth Edison Co.                               Notification of Unusual Event Zion 2                                                Alert Zion. Illinois                                        Site Area Emergency Dockets: 50-304                                       General Emergency X Not Applicable

==Subject:==
OUTAGE EXTENDED TO ADDRESS TECHNICAL AND PLANT CONDITION ISSUES The licensee informed NRC Region III (Chicago) that it plans to extend the Zion Unit 2 refueling oufage. The licensee intends to address recently identified technical concerns and to perform more comprehensive reviews to ensure the unit is ready for restart. Actions to be completed durin9 the outage extension include the following:
Remove flaking and unqualified paint from the containment to ensure against the potential for sump screen clogging that could render emergency core cooling systems inoperable during the recirculation phase of a design basis loss of coolant accident. Evaluate the potential for future flaking and possible safety consequences.
Evaluate and address electrical cable raceway and cable routing discrepancies.
Conduct system and containment walkdowns to identify and resolve any potential operability, reliability, or safety issues and to evaluate open work items and deficiencies.
Conduct program reviews to verify selected commitments have been properly implemented. Review pertinent recommendations in engineering and technical documents to ensure proper implementation.
The licensee has not yet projected a planned restart date.
The State of Illinois will be informed. The information in this areliminary notification has been reviewed with licensee management.
Region III received the information on the decision to extend the outage on January 16, 1997 with additional information obtained on January 17, 1997. This information is current as of 1:00 p.m. on January 17, 1997.

==Contact:==
MARC DAPAS                JIM CALDWELL (630)829-9628             (630)829-9600 9701210297 970117
                    -II  97-003 PDR~                                                              Ib ClI}}

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