ML17252B432

LER 76-023-00 for Dresden 2 Regarding an Occurrence of Seven of Nine Penetrations Failed a Surveillance Test by Exhibiting Leakage

ML17252B432
Person / Time
Site:	Dresden
Issue date:	05/07/1976
From:	Stephenson B Commonwealth Edison Co
To:	James Keppler NRC/RGN-III
References
BBS Ltr. #352-76 LER 76-023-00
Download: ML17252B432 (2)

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Commonwealth Edison Dresden Nuc.9Power Station R.R. #1 ,

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Morris, Illinois 60450 Telephone 815/942-2920

.BBS Ltr. #352-76 May 7, 1976 Mr. James G. Keppler, Regional Director Directorate of Regulatory Operations - Region I~I U. S. Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, Illinois 60137 Enclosed please find Reportable Occurrence number 50-237/1976-23.

This report is being submitted to your office in accordance with the Dresden Nuclear Power Station Technical Specifications, Section 6.6.B .

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B."' B. Stephenson

• Station Superintendent Dresden Nuclear Power Station BBS:smp Enclosure

.cc: Director of Inspection & Enforcement Director of Management Information & Program Control File/NRC 4790

. LICENSEE EVENT REPORT

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.LEASE PRINT ALL REQUIRED INFORMATION]

• LICENSEE *-"; LICENSE EVENT NAME LICENSE NUMBER TYPE TYPE

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• CATEGORY TYPE. SOURCE* DOCKET NUMBER EVENT DATE . REPORT OA TE

@IT! CON'T I I I Lhd lhJ 101s101..:..101~13171 IOl4-IOIS 17lcPI IOISIOl7171G I 7 8 57 58 59 60 61 68 69 74 75 80 EVENT DESCRIPTION (Qig] I j)t.JR1NG- A R£FUEUtJ('y SURV1L-t..AJ,JC£ LEAK TEST (-n:c.H . .$Pc... )./..$". K. r. A) ON 7 8 9 . 80 lol31 !THE ccsw PumP Wl.lJl.--r P£NCTMT10N~, 5EvcJJ

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• SYSTEM CAUSE COMPONENT COMPONENT CODE CODE COMPONENT CODE SUPPLIER

• MANUFACTURER VIOLATION

@0 IS I FI lfil IP IE IN I£ IT IR l . Lt)J IZ I q I q ICf I tiJ 7 8 9 10 11 12 17 43 44 47 48 CAUSE DESCRIPTION

@I@ I OPcRATtoAJA L \IJBRATf orJ APPA R£.IVT"L. y C.AUSC.D T1-I£ CAULK.ING- To CRF\C\<. lt-1 I 7 8 9 80 lolsl I P£NE-IRAliON.> lAJC:g£ R~t:ALCD WITH A r.1-1ABL" ~EAL£. (RTV) WHIU-f SHOUL.0 I 7 8 9 80 IT@ I PREZVf\IT f'UTvRE St:flL DSG R. flDflT1DtJ. I 7 8 9 80 FACILITY .METHOD OF

- STATUS  % POWER OTHER STATUS DISCOVERY DISCOVERY DESCRIPTION EE]

7 8 9 LHJ 10 101010112 13 AJA 44 LBJ 45 46 NA 80 FORM OF ACTIVITY CONTENT 7

rn 8 RELEASED 9

lbJ OF RELEASE lZJ 10 11 I

AMOUNT OF ACTIVITY NA 44 45 NA LOCATION *OF RELEASE .

80 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION lieJ 1010101 lbJ 7 8 9 11 12 13 80 PERSONNEL INJURIES EE 10I010 I _________N_A_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ ___,

NUMBER DESCRIPTION 7 8 9 11 12 80 OFFSITE CONSEQUENCES

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7 8 9 80

. LOSS OR DAMAGE TO FACILITY TYPE DESCRIPTION

[i))_ ~. /VA 7 8 9 10 80 PUBLICITY

[ill] NA 7 8 9 80 ADDITIONAL FACTORS

~ NA 80 7 8 9 EE]8 ..9L-----------------------------------:~

• 7 80 GPO 881

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