ML19256G158

LER 79-103/03L-0:on 791205,root Valve to Instruments 1-ES1-PS-N012B & D Found Closed.Cause Unknown.Penetrant Test Completed Successfully & Valves Left in Proper Position

ML19256G158
Person / Time
Site:	Brunswick
Issue date:	12/19/1979
From:	Tollison A CAROLINA POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19256G149	List: ML19256G148 ML19256G158
References
LER-79-103-03L-01, LER-79-103-3L-1, NUDOCS 7912270535
Download: ML19256G158 (2)

Text

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• LICENSEE EVENT REPORT CONTROL BLOCK: l 1

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(PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION)

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14 15 LICENSE NUYdER  ;$ 2ti LICENSE TYPE JG 7 8 9 LICENSEE CODE CON'T 0 1 5[RCE L }@l610 l 5 l 0DCCKET 10 l 1 l NUYBER l ' I s hl 1 lo In l5 l, lg hl1 211l917 l9 l@74 75 REPORT CATE a0 7 8 60 68 69 EVENT DATE EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h o 2 l While performing PT 2.1.8P, RCIC Turbine Exhaust Diaohrac High Pressum Wnc-inn,1 I o 3 i Test, the root valve to instruments 1-E51-PS-N012B & D were found closed. These I o 4II instruments isolate the F008 valve on a high pressure signal. The 1 751 D9-Nn19A_,gj o s l instruments, which were operable, would have isolated the F007 valve on a hich l lo is ] I pressure.

0 7 l Technient seccif 4cnHnn 1.1.9 6.Q 1 Qh l

0 8 l 30 SYSTEV CAUSE 'CALSE COVP. VALVE SLBCOCE CCMPONENT CODE SUSCO;E SU6000E COOE CODE Ol9 l Cl El lTINfSlTl3 l77 l 13 19 l' l

V 8 9 ?0 11 12 13 7 REVISrCN SEQUENTI AL OCCURAENCE REFCRT ,

, c a om ,_EN ENT v E AR AEPCRT NC. COCE 'voE NC O fi.7;;f ,,_ I; ' vi al;2 -l I , I nl ,l l/l Inl,1 I, I , II Laj 23 24 ;6 27 23 20 D 31 10 ATT ACHY ENT NPAD4 PAiVE OCYP. COYPCNENT ACTIC N FUTLCE EFFECT SHUTDOWN YANUFAC'.nER TAKE*. ACTICN CN PLANT YETe=0D HOURS u SUSYtTTED FCRV WB. SUPPLI E R 33 Xl@lX J4 l@ l Zl@

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43 lBl0lAl9lh 44 47 CAUSE OESC AIPTION AND CORRECTIVE ACTIONS h i o l This PT was last performed on 11/5/79 with a sic -of# for oee-fng 9 e 61

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4. A 4 c , - d i i I valves siened off. A review of the calibration f o14r s eci ~ nkla ~4-b-c

, 2 l that no maintenance or calibrations have been oerfor ed on this instrument since that!

, 3 l time. The PT was completed successfully and the valves left in their crocer cositiod.

i 4 l No explanation for the shut valves could be determined. This event will be (continudd) 80 7 8 9 CTMER STATUS IS O RY DISCOVERY OESCRIPTION STA S  % PCWE R

[i_j,sj d h l al sl s! h l 7 8 9 10 12 11 NA l 44 lBIhl 45 46 Periodic Test do l

AC TIVliv CONTENT mELEASEC C3 RELEASE AMOUNT CF ACTI%ITY LOCAT:CN CF RELE ASE

• 7 i 6 8 9 W@ lj@ to is Na 44 l l NA 45 80 l

PERSONNEL FxPCSLRES NOUBER TYPE DESCRIPTION i 7 l0l0l0 b d hl NA  !

PERSONNEL INJURIES Nuv8ER oESCRiPficNh in nInl@ 1 i a N1

• 1 / jl )l .g 80 7 8 9 11 12 LOSS CF OH DAMACE TO FACILITY TYPE CE SCntP TION lO44 U NA 80 7 8 9 10 PUBLICITY NRC USE CNLY IS CESCDiPTION db 7 g{4 s]y Q h" 1 l l I l l I I I l l- l I e

fi Tol [SUEON_j(S44,1 NA 68 69 30 3 7 8 9 10 A. C. Tollison, Jr. PHONE:

919-457-9521  ?

NAME OF PREPARER T

LER CONTINUATION - RO # 1-79-103 6

FACILITY: BSEP Unit No. 1 EVENT DATE 12-05-79 reviewed by all I&C and Electrical personnel.

4 1644 065

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