View source for PNO-II-89-067, on 890921,alert Declared Due to Loss of Audible Annunciators to Control Board.Caused by Short in Annunciator Reset Circuitry in safety-related Control Panel. Short Removed & Annunciator Operability Verified

{{Adams
| number = ML20248C996
| issue date = 09/21/1989
| title = PNO-II-89-067:on 890921,alert Declared Due to Loss of Audible Annunciators to Control Board.Caused by Short in Annunciator Reset Circuitry in safety-related Control Panel. Short Removed & Annunciator Operability Verified
| author name = Dance H
| author affiliation = NRC OFFICE OF INSPECTION &amp; ENFORCEMENT (IE REGION II)
| addressee name = 
| addressee affiliation = 
| docket = 05000324
| license number = 
| contact person = 
| document report number = PNO-II-89-067, PNO-II-89-67, NUDOCS 8910040090
| document type = PRELIMINARY NOTIFICATION OF EVENT OR OCCURRENCE (PNO,, TEXT-INSPECTION &amp; AUDIT &amp; I&amp;E CIRCULARS
| page count = 1
}}
{{#Wiki_filter:---                      - _ _      __
y                                                                                   Septemb2r 21, 1898 W. !
* AtEDMINARY NOTIFICATION OF EVENT'0R UNUSUAL OCCURRENCE PNO-II-89-67 LThis' preliminary: notification constitutes EARLY notice of events of POSSIBLE safety or
      ; public interest significance. The information is as initially- received without verifi-cation; or._ evaluation, and is basically all that is known by the Region II staff on this date.
FACILITY: Carolina. Power.and Light Company                Licensee Emergency Classification:
Brunswick. Unit 2                                  Notification of Unusual Event Docket No. 50-324                               X Alert-Southport North Carolina                           Site Area Emergency General Emergency Not Applicable j!      

==SUBJECT:==
ALERT - LOSS OF ANNUNCIATOR.S 1
      .This event is independent of .the Unusual Event declared at Brunswick at 6:00 p.m. on September 20, 1989, due to' hurricane Hugo.
On September 21,1989, at 8:45 a.m. (EDT), an Alert was declared due to loss of audible annunciators to the Unit. 2 control board. Unit 2 was in cold shutdown with Division I of residual . heat removal -system operating in the shutdown cooling mode. -The licensee stationed operators to monitor plant parameters and the annunciators. An electrical short
      ' was found in the annunciator reset circuitry in a portion of the safety related control panel. The short was removed and the annunciators were verified operable. The
    '' Alert was terminated at 10:53 a.m. Unit 1 was operating at 100 percent and was not affected by this event.
      ' Headquarters and Region 11 Incident Response Centers were manned after declaration of an Alert. .Four NRC inspectors were onsite during this event and monitored the licensee's
:   -actions.
The State of North Carolina was informed by the licensee.              The licensee is responding to inquiries regarding.this event.
The NRC.. received initial notification of this event from the Senior Resident Inspector at 9:00 a.m., on September 21, 1989.
      ' This information:is current as of 12:00 p.m. (EST) on September 21, 1989.
!       CONTACT: H. C. Dance - 242-5533 DISTRIBUTION:
One White                M' land Nat'l Flint North              Bank Bldg              Regions       MAIL T0: DCS (Original IE 34)
Chairman Carr           MM                      Region I                 DDT (Transportation Only)
Comm. Roberts            01A                    Region II Comm. Rogers AEOD                   Regicn III     FAX T0:    INP0   8N Comm. Curtiss                                   Region IV                LICENSEE (Corporate)/,[
Y.                                          Region V                 RII Resident       .y L       OCA                      Nicholson Lane GPA/SLITP/PA             RES ED0 01 NRR                      H Street gOOg90890921 PNO-II-89-067 PNU                             o t 5520: 09/21/89 @ 1:00 TO REGIONS AND HQ
        *ee**********************************************************************************q****
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