05000369/LER-1981-061-03, /03L-0:on 810420,primary Containment Integrity Lost.Outer Door of Lower Personnel Air Lock Open & Inner Door Closed But Not Sealed.Outer Door Open Due to Faulty Limit Switch & Inner Door Due to Too Quick Closing

/03L-0:on 810420,primary Containment Integrity Lost.Outer Door of Lower Personnel Air Lock Open & Inner Door Closed But Not Sealed.Outer Door Open Due to Faulty Limit Switch & Inner Door Due to Too Quick Closing

ML20009G196
Person / Time
Site:	McGuire
Issue date:	05/20/1981
From:	Ouellette R DUKE POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20009G191	List: 05000369/LER-1981-061, Forwards LER 81-061/03L-0.Detailed Event Analysis Encl 05000369/LER-1981-061-03, /03L-0:on 810420,primary Containment Integrity Lost.Outer Door of Lower Personnel Air Lock Open & Inner Door Closed But Not Sealed.Outer Door Open Due to Faulty Limit Switch & Inner Door Due to Too Quick Closing
References
LER-81-061-03L, LER-81-61-3L, NUDOCS 8108030416
Download: ML20009G196 (1)

LER-1981-061, /03L-0:on 810420,primary Containment Integrity Lost.Outer Door of Lower Personnel Air Lock Open & Inner Door Closed But Not Sealed.Outer Door Open Due to Faulty Limit Switch & Inner Door Due to Too Quick Closing

Event date:
Report date:
3691981061R03 - NRC Website

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t i t o l hsuter door was found wide open and the inner dear had closed too quickly ;

ITTi~1 Icausing it to bounce back open and not seal properly. The doors were cycledr m Iseveral times and operated proper 1';.

The door's hydraulic system is being g3j l reviewed for possible redesign work.

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