ML19343C219
| ML19343C219 | |
| Person / Time | |
|---|---|
| Site: | Oyster Creek |
| Issue date: | 12/11/1975 |
| From: | Ross D JERSEY CENTRAL POWER & LIGHT CO. |
| To: | NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I) |
| References | |
| AO-50-219-75-32, NUDOCS 8103020653 | |
| Download: ML19343C219 (1) | |
Text
LICENSEE EVENT REPOP'.
CONTHOL BLOCX:l l
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[pLEASE PRINT ALL REQUIRE]INF03:MATION 1
6 NANs Tv E tiCENsf NuvnE A TVPE
@ l Nl Jl0lC lP l1l l 0l 0l-l 0l 0l0 l 0 l 0l-l0 l 0]
l4 l 1 l 1l 1l 0l l 0l ij 7 89 14 15 25 26 30 31 32 CAftGCEV fy 5u DOCm ET NUMBE A EVENT DATE REPOAT CATE oicoralPlDl C W
l 015 l 01-10121119 l 11 l 2 l 013171 Sl 11 1211111715 7 8 57 SB SS 60 61 68 69 74 75 BC EVENT DESCAiDTION gg l During bi-monthly testing Emergency Diesel Generator No.1 failed to start when a i
7 89 b'
@l simulated loss of power condition was applied to the Fast Start (automatic) logic
]
7 89 l
circuit. Emergency Diesel Generator No. 2 remained fully operable and No. I remainea')
e' BE I available for manual starting. The defective dead line relay was replaced. The fast ]
7 89
@l start test will be conducted monthly until operational reliability of the replacement 7 89 Pnut bc C
C L
COMPONINT CODE A
M duF A
mem lElEl [B_]
lR lE lL l Al Yl Xl lN l lE I1 l6 l0 l
[NJ o
7 89 10 11 12 17 43 44 47 4e CAUSE DESCA;PTION
@l An Electro-Motive Division Part No. 839823 relay for the Fast Start (automatic) logid 7 89 6'
gg l circuit failed to operate due to varnish on the relay armature. Varnish prevented thj 7 89 pg gl contacts from opening as required during the fast start operation. The relay was l
F.9P.l a ced.
7 8*
ea
,,, g c, status
% FOWE A OTHEA STATUS DiSCOVE AY DGCOVEAY OESCAEPION
[E_j l0l6l0l l NA l
[BJ l
NA l
7 8 9
10 12 13 44 45 46 80 RE L E A S E D OF tLE SE AMOUNT OF ACitVITY LOCATON Pr PELE1*J Eli lZ l
[Z_J l
NA l
l NA l
7 8 9
to 11 44 45 eg PEASONNEL EXPOSUAES NUVDFu YvrE DE SCA>P T ON l O! 0101 LZ_J l
NA l
i 7 89 11 12 13 80 PERSONNEL INJUA;ES NUV0F A GE SC A:PtON 1010101 l
NA l
1 7 89 11 12 80 oFFSITE COf. SEQUENCES Hl NA l
7 89 eg LOSS OR DA*AAGE TO FACILITY TvPE DESCEP!CN 8 L2J l
NA I
7 89 10 80 PUBLICITY
@l NA l
7 89 80 ADDITIONAL FACTOAS
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@ l Event Description (con't) relay can be established. Investigation for determing the l
7 89 83 g l exact cause is.still underway (A0 No.50 219/75-32).
5 NAME PICP:E.
201-539-6111 geo w a.
- - 3
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