View source for 05000280/LER-1983-068, Forwards Updated LER 83-068/03X-1

{{Adams
| number = ML20074A596
| issue date = 05/06/1983
| title = Forwards Updated LER 83-068/03X-1
| author name = Wilson J
| author affiliation = VIRGINIA POWER (VIRGINIA ELECTRIC &amp; POWER CO.)
| addressee name = Oreilly J
| addressee affiliation = NRC OFFICE OF INSPECTION &amp; ENFORCEMENT (IE REGION II)
| docket = 05000280
| license number = 
| contact person = 
| document report number = 83-33, NUDOCS 8305130198
| package number = ML20074A597
| document type = CORRESPONDENCE-LETTERS, INCOMING CORRESPONDENCE, UTILITY TO NRC
| page count = 1
}}
{{LER
| Title = Forwards Updated LER 83-068/03X-1
| Plant = 
| Reporting criterion = 
| Power level = 
| Mode = 
| Docket = 05000280
| LER year = 2083
| LER number = 68
| LER revision = 
| Event date = 
| Report date = 
| ENS = 
| abstract = 
}}

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pCO                                                   VIRGINIA ELECTRIC ANO DOWim COvcAs*
Su q.' Power Station M                     P. O. Box 315 c3 g6                       Surrf, VirginiF23883 Serial No:                  83D3
_~     '.
s Docket No:                 50-280    ,u ,'
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License No: die 32 5,y
                                                                                                               .O.. ,O M: . Jares P. O'Reilly                                                                     ~       '' -
N l            Regional A binistrator                                                                            h; Suite 2900 101 Marietta Street, NN Atlanta, Georgia 30303 Dear Mr. O'Reilly Pursuant to Srry Power Station Technical Specifications, the Virginia Electric and Power Capany hereby suircits the follodng Licensee Event Report for Surry Unit 1.
Retort N=ter            Acolicable 'Ibchnical S ecification 82-068/03X-1             T.S. 6.6.2.b(2)
             'Ihis report has been reviewed by the Station Nuclear Safety and Operating Ccrrittee and will be reviewed by Safety Evaluation and Control.
                                                                      . Very truly ycurs,
                                                                                        .5 %
                                                                             . L. Wilson Station Manager Enclosure cc:     Dcement Control Desk, USNRC 016 Phillips Bldg.
Washington, D. C.        20555 l                                                                           , giAL C l
B305130198 830506 DR ADOCK 05000280
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                                                                                                            ' DATE REPORT - PREVTOUS REPORT DATE 07-14-82 CONTROL ELOCC l                               1      I       I     I   I     Ii                    (r;.amaenm.wm.Traa 5r.swes mes C oNi n                                    6
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                 &                                    5:            61                OG:KET NvMagm                                     EVENT CATE EVEN OE$tRIPTION ANO 890$AELE CONSEOuENCES h                                                                                                                                                             ,
         ; , 21 l With Unit 1 and Unit 2 at full power, the fire detection system was discovered to                                                                                                                           i
         . .il have lost its program, thereby rendering it inoperable. This is contrary to                                                                                                                                    l        _,
:    il; ; T.S.3.21. A.1 and is reportable per T.S.6.6.2.b. (2) . The fire Wunoression systems                                                                                                                       l_,_
j             ,,;; remained operable and hourly walkdowns were performed during the time the fire                                                                                                                             l_
 ,       ; ,s ; l detection E.ystem was inoperable. Therefore, the health and safety of the public                                                                                                                             i, ci7I I were not affected.                                                                                                                                                                                             1 tei I 80 ae                                                                                                                                                  Cou*.
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Cou ONENT A "104 #UTVat                                                     sdv* C*N taste N ATION                               ON PLANT               METHC3                  640VR5                SvtMiTTED          PCmw >vs.           supeutm               manus'a:          Tymtm Ixi@lxl@ lzl@ Izl@                                                                1010 in 10 ;
3;,                             I Yl@              l gl@               lzi@ "Izigiglol@
u                    24                     as                    as                                   se        ai 4                   As                44                        47 cAusE DESCRIPTION AND CORRE "1VI ACTIONS @
3   ioi1 The exact cause of the event has not been determined however, at the time of the                                                                                                                             1 w        I
(       ,,,,;I event, the Central Processing Unit was not installed in its enclosure cabhor nd
           ,,7,          l a result, the program reset button remained vulnerable to manipulation. Therefore. it 1
           .,3; } is believed that the program button was inadvertantiv reset.                                                                                               The system was renro-                               I s   i, ; ] grammed and verified operational and the C.P.U. was installed in its enclosure cabinet.!
: ,                                                                                                                                                                                                        se ib POWEm                          CTHER STATVs              Di       ER                                    DISCQvtRv OESCA!PTION                                                 <
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Less es ca cauAct To *A is 9305130203 830506 Tvet                 ots:mi*noN                  Lm @                                                         PDR ADOCK 05000200                     PDR N/A               6 r
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Nave               occesara               .I. L. Wilson                                                         ow;yg           (804) 357-3184                                      c.
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}}

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