ML20003G189
| ML20003G189 | |
| Person / Time | |
|---|---|
| Site: | Oyster Creek |
| Issue date: | 04/20/1981 |
| From: | Riggle E JERSEY CENTRAL POWER & LIGHT CO. |
| To: | NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I) |
| Shared Package | |
| ML20003G187 | List: |
| References | |
| LER-81-013-03L, LER-81-13-3L, NUDOCS 8104280447 | |
| Download: ML20003G189 (1) | |
Text
. .-_-_ _
use Fow Jos 67 775 **
- LICENSEE EVENT REPORT e
q' (PLEASE MINT OR TYPE ALL REOut2EO INFORMATIONI CONTROLBLOCK l l l l l l l@
6 l lg lo l i l l N i J l O l C l P l 1 lglIS 0l 0l -l 0 l 0 l 0 l 0 l 0 l -LICkNSE L;CErd5EE CC 1E 14 LICENSE NUMBER 2$ 26 l 0 lTVPE 0 lg JO 4 l 1 l 1 l 1 l l [
SI u f J6 i g 2 CON'T folil
> 8 "N l L @l 0 l 5 l0 l0 l0 l2 l1 l9 @l 0 l 3 l 1 l 9 l 8 l 11@l 01412 60 68 OOCK ET NUMSER 68 69 EVENT QATE 14 75 REPORT QATE 80 EVEN T DESCFitPTION AND PROSABLE CONSEQUENCES h l gog ] l Routine survaillance testing - Core Spray Hi Drywell Pressure Switch RV46B The j t o # 2 # l trigad in excess of the 2 psi Tech Spec limit see Table 3.1.1 Itsn D2.
l go,,; ;as found trippoint was 2.18 psi. Safety significance is considered muumal i
Io I s i ; since the RV46B switch would have trippad slightly (.18 psi) above Tech ,
I 1 C Ie 1, Spec limit. The Core Spray Sysr.em would have performad its intendad I
g c ;; ; ; function since only one logic channel redundancy was c.umumised.
i so 1 o I8 l l .
I!h[ (($E shay $$E C0eroNENT CCDE stEYot sEcot joi9j l S lF l@ W@ l Z l@ l IlN 3 10 11 42 IJ lS lT lR lU l@ l El@ [_Z_] 18 19 20 @ 9 EVt$10 *-
y g CCCURRENCE REPORT SEQUENTIAL Na REPORT NO. CCCE TYPE EVENTYE4R O .; lea gg;ao I8i1i [__j 10 il 13 i y 10 l3 i 28 29 iti 30
[__j 38
[0_j 22 22 23 24 26 27
,,,,2 8 # #
' # '"s'UYPLI EE uANu"P0CYaEa c7ItENT **"EEo" M wouRs @ "sSs$i1T!U PCEuSYs.
Nf0 'AYTYo"r' lZl@ W@ l01010 l0 l lY l@ (Y_j@ y@ lI l2 l0 l4 l([
lE JJ jgl34X l@ 33 36 33 40 48 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h l
'Ihe f ( i g o j lThe cause of the O ~it rence was attributed to sensor repeatabilitv.
I l g , ; , g l sensor would have operated within desien accuraev but niichely ahwa ,
I
,,,,, (rech Spec 1imits. The sensor was racalibrated within the 1imit M 2 ry::i .
I g,i3j l'Ihe PORC has recueendad reolace m.nt of these sensors.
l l16 4 I 1 so "s*T"4E"s s PowtR oTHERsTATus h $isECRN oiscovERv oEsCRiPT:os h NA l [B_j@l Surveillance Test l
! l 15 l [EJ@ l 0 l 8 l 912]@l11 44 45 46 87 7 8 9 to ACTivlTV CONTENT LOCATION CP RELEASE AMCuNT OF ACTIVITY RELEASED CP RELEASE l NA l l NA Ii Is l [ Zj @ LZ j@l
_ 44 45 80 3 3 g IC_ tt PERSONNE( EXPC3UR ES o.JugER TYPE Q ESCRIPTION r l NA l i l 7 l l 0 ] 0 l 0 l@l Z !@l PE RSONNE L INJuNiEs
'# NuvsE R QESCRIPTICN -
l NA
[i l a l l 0 l 0 l 011l@l12 80 7 s9 LC1108 CR D AM AGE TO P ACILITY TvPE CE5CRIPTION l NA lil9l 80 i . o so EmW ,
DESCRIPTtOP.
'5$UE llllllllll Ill[
I2101 hl* Weekly News Felease l ce se n.-
Elwood I. Riggle , goy g , (609) 693-69As s PREPARER I 810 4 2 8 0. N _
.