ML19350A329

LER 81-007/03L-0:on 810203,RHR Sys Train a Was Declared Inoperable.Caused by Draining Essential Header to Repair Leaking Valves in Nuclear Svc Water Sys.Valves Repaired & Train a Returned to Svc

ML19350A329
Person / Time
Site:	McGuire
Issue date:	03/05/1981
From:	Ouellette R DUKE POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19350A328	List: ML19350A327 ML19350A329
References
LER-81-007-03L, LER-81-7-3L, NUDOCS 8103130487
Download: ML19350A329 (1)

Text

...

~

I O

nomC 7 Cane ;44 n,773 U. S. NUcLEA A n.CULArcRY COMME:33CM UCENSEE EVENT REPCRT EXHIBIT A ccuract at:cx: I I I l I l@ <etress parur :n tvet .tLL accusaro is,cauarica r e is t il IN I C I s e e ucosu MIClSI1!@u cc:e i. Of 01-I ofwar.44 of 01 d af I clol

%

• eta

^

71

@ af if t f 18 t f CDt ' 'G n d'"*ett " "P c:vT lal

e "5m'*."

se LJ GI o f s :ocan

.. 'o lo .l o..a I i l 6 8 e9 GIa o f ev2 o.r 'o :al 'rtI a l -s1 GI >- o iatacaT 310 ' oara S I 8 l 11G so EVENT :EscarricN uo naceasta cea.steussess @

Io i:1 I During maintenance work on valves in the Nuclear Service Water systen it was l A] required that the essential header be drained. Train A of the RHR system was i

13. 1I declared inocerable and thus was reportable oer Technical Specification 3.9.8.2.

i3 .si! This event had no effect on safe pignt operation and the health and safety of ;

12,.i i the public were not affected.

i 12 i r l I t a 41 I I

"!"" 'en 3M!. c - . T:==.

iv.M. imu.

Is!st

, . IC I F l@ (R, j@ a{ B l@ l VI A I L I VlE l X !@ U,,@=W@

IECQ t e.T1 A4 OCC.'; A . t C! m a peant 8 tV'53CM .

a *= r ' <e a ai ar a.

@ lu.,.o c::: -e .c.

5T,; I 81 Il I-l 10 !017 1 1-1 W

_:, = m 2 m ,,

!O 13 I I

m LI W m: m;: e:::=, we m

%@LZ_.j@ I21@ Q'@ l0IO!0@1 0 x.m .;;=.. ~;t.c;=, it.2::::..

_, m 2,

. [N_J@ lNfg lLl@

lXl 9i 91 9j@ .,

cause :n:cs,evcu ao ccansenvs scmcus @

i i i a ! [ In order to repair leaking Pratt, Caratest and Bif valves in the Nuclear ,

,,,i,i Service Water System the essential header had to be drained. This caused ,

,, . -,1 Train A of the RHR system to be inoperable. The valves were repaired and i p ,:i [ Train A of the RHR system was returned to service.

[

ti..!I r a e I

_3 %PC*tR QTlatA ITATV3 63C , 27 Cl3C=vt.v Qt3CpirTIC's ii6sj W @ l01 010 f@lInitial Fuel J ' [ A gl Required Maintenance l 8 ,jn y,7, cyj n.,, '8 u Loading " * ** **

..< m . ..,< m . . .. .CT,..

li i* I* Lz J @ Lzj@l NA @I l NA

_ .. .. ..s m . @

' '

• I n.,e '.u a,a " n * *

..... -,.. = ,,c... .,c, @

liirlInInlnl@LZ_J@l" NA l

,, ic,...'u' . uuZ u "

. ... me irtie,.@

li is i8 I9 o I o f oI@l12 7 tt NA 1 LC13 C8 Cm Ca*. ACE To a ACILATV ,

f'v r t C ggCat* TION R lyj@l NA l

1. 13U t 4 CB'rT10'8 I: 1 o I i N f@l NA I IIIIiffiiiit I u a e se u se na 4ueesemerant R. W. Quellette -

(700 373-7530 r cNe:

810813 0 4 D