ML19296D612

Part 21 Rept 80-198-000:two Linear Indications on Outside Surface of Fitting of Scram Drain Line in Control Rod Drive Sys Discovered.Welds Will Be Removed and Defective Fittings Replaced

ML19296D612
Person / Time
Site:	Grand Gulf
Issue date:	02/21/1980
From:	Crum R REACTOR CONTROLS, INC.
To:
References
REF-PT21-80-198-000 NUDOCS 8003070099
Download: ML19296D612 (1)

Text

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ATTACED IS A PART 21 PEPORT FPUS lE Fall UllT - ROOM 359EAl PART 21 IDSTIFICATION 10.  % - M ?-o c c CUP /m ITYE&ok ceda DATE Q LETTER  %'/P D30ET ID o o -m-DATE DISTRIElJTED '/ z / ? c ORIGIIRL REFORT K SUPPiEE!TARY[

DISTRIPUT10%

PfACTOR(R) X REL CYCE 8 SAFEG'AoDS(S)

PATERIALS(m I M OR AIPECTOR AD/FRSI AD/SG-lE i'R?4R1 DIPECTOR liSS/ fos AD/RDI AD/RDI(2) PEG 10NS REGIONS

/0/RCI IE FIES I!PMOR,DIPECTOR FSIO:S PDR IOSS/SG SS-831 IE FIES (2) LPDR PDR CB.iFIL FIES CE7 PAL FIES-SS-396 LPDR .

CEiTFAL FIES (CED;)

CSITFAL FIES(CHRO:0 TEPA 01 9 c'f0R IE FIES (2)

A LER CEUPAL FIES 016 TEPA LDB/i?A I13 5715 CERPAL FIES (CHR0:0 LC8/ IPA tia 5715 CEiTPAL FIES - SS-395 ACTIO'h ifEB/ IPA lib 5715 PRELIMINARY EVUALATICU OF Tn:i ATTACHED REFORT IlOICATES LEAD RESPONS FOLLGt-UP AS SiOU 3ELW:

rte] maC usiO OWR U CsD ROI SG FFFSI EEV, 2/26/80 800807009%

ga. . Reactor Controls' Inc.

)h.; f() - / 9 ? 0 0 0 g

Feb ruary 21, 1980 Di rec:or, Cf fice of I .s;c:ti o and Enforcenent U.S. Nuclear :ercle:c y C: ear.i s s i on Washingtcc, C. C. 20553 Espor:able De 'e :t - 1:CFR 21 C-e n : l em e r.:

Fursuan to te req u i re me.- t s cf ICC FRIl , the folicw.ing is a report of a defect noted durin; cce s : r.cr i:n of a safe:y related system of :Se Grand Gulf Nuclear Station, U .i t il , :c. : G:Esem, Mi ss is siopi.

lien: 2 ' O C ' !/5 e l ': o.s , Hea: Code 13-ML ES, Car i:ol Mfg. Co.

5:s :e : C:n:r:1 ?;d C-i .e Sys:e. , Sc ra, Drain Line Ce f e c:: T .c l'nea- I n d i ca:i ca s , a:o roxi r a t e l 1-1/2" long on catside s;rf t:e cf #i:t! n:.

e f e:: ..a s de:ected duri ng liquid pene t ra .t e.c a - i t a : : :n c :ne v.e d.i n; .i n s i ace i.wele. ).s. M.inor exploratory e c c.:vi t ". c- e.ea ltd grea te- de::n anc length.

A:ticn: N3 cc-for ance ..

Reoer: (Q aiity Cont rol Hold) issueo on

. an .;a y n, 1 :.c _ .

C:s:cs i :i:r : :c: :u : e ics an: rerlace cef acti ve fittir.g with new

'i tir.:. ' i:ui d oenetrar: test remair.de r of fi ttings si:P : e s a a eat cede : de n:i # i c a t i or. :o assure quali ty

1. i ::i n _:s a . e i - .s e .

h.o te:

c. :c:2, o f c. .i ve ri:t.in;s were receivec at site and all m a ec been inspected cn: accep ted.

Ve ry truly yours, RE ACT0? .TROLS, ".

[/ /'

/(

Robert K. C r u..

b _

Q. A. P.a > age r R.G:ce_

cc: D. Irc k - G.G. Si:e P.anager "R3 . i l e c ,

O @n gr 7s JQIhQ [,l,[]

12c! SOr.-i i'.MO-:ESTO 5'_'.'O.

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SAN .,CIE. CA'_lFOR .:1 95222 - (cOS) 246 3801 TLX 3?S316