ML18078A670

LER 78-080/03L-0 on 781228:leak Rate Test Showed Excessive Seal Leakage & Air Lock Was Declared Inoperable.Caused by Failure of Outer Door Seal from Normal Wear of the Seal During Air Lock Operation

ML18078A670
Person / Time
Site:	Salem
Issue date:	01/15/1979
From:	Kapple A Public Service Enterprise Group
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML18078A669	List: ML18078A666 ML18078A670
References
LER-78-080-03L, LER-78-80-3L, NUDOCS 7901220095
Download: ML18078A670 (1)

Text

• U.S. NUCLEAR REGULATURY COMMISSION LICENSEE EVENT REPORT

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• 1G) (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATIONI 1* 6

!TIU 7 8 I N IJ I s I G I s l 1 IQ)I a I aI - I a I a I aI o I a I - I o I a 101 4 I l I l I 1 I l l©I 9 LICENSEE CODE 14 15 l..ICENSE NUMBER 25 26 l..ICENSE TYPE JO I I© 57 CAT 58 CON'T ITITI ~~~~~~ L.1J©I o I s I 01 a I o 12 I 1 I 2 K2)l1 I 2 12 I a I 71 a IG)I a 11 I l Is I 7 I 9 10 7 B 60 61 DOCKET NUMBER 68 69 EVENT CATE 74 75 REPORT CATE 80 EVENT DESCRIPTION ANO PROBABLE CONSEQUENCES@ .

!During normal operation while exiting containment, a leak rate test showed excessive l))]J 1seal leakage. "The air lock was declared inoperable and the Action Statement for CI:I!J 1T/S 3.6.1.3 was implemented. After repairs, the leak rate test was completed

[§))] 1satisfactory. The air lock was returned to service in six hours. This is the second J l:II§J. roccurrence of this type (78-58).

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[I))] I The outer door seal failed from normal wear of the seal during air lock operation.

IJ]JJ The seal was replaced and the air lock leak rate test rerun satisfactory.

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STATUS  % POWER OTHER STATUS 9

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IIITJ W6I...----*_____. ;.;N.._/A.. . _____________________, I I II II I II I I I J 790122ooq s- NRC USE ONLY 7 8 9 10 68 69 BO NAMEOFPREPARER _________A __* __w_.~K~a~p~p_l~e----~---- PHONE: (609)365-7000 Salem Ext.

628

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