05000311/LER-1980-005-03, /03L-0:on 800622,during Preparation for Heatup, Position Indication & Mechanical Operation of Pressurizer Overpressure Protection Valves Gave False Indication & Failed to Reseat.Possibly Caused by Foreign Matl in Valve

/03L-0:on 800622,during Preparation for Heatup, Position Indication & Mechanical Operation of Pressurizer Overpressure Protection Valves Gave False Indication & Failed to Reseat.Possibly Caused by Foreign Matl in Valve

ML18082A790
Person / Time
Site:	Salem
Issue date:	07/21/1980
From:	Murphy M Public Service Enterprise Group
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML18082A789	List: 05000311/LER-1980-005, Forwards LER 80-005/03L-0 05000311/LER-1980-005-03, /03L-0:on 800622,during Preparation for Heatup, Position Indication & Mechanical Operation of Pressurizer Overpressure Protection Valves Gave False Indication & Failed to Reseat.Possibly Caused by Foreign Matl in Valve
References
LER-80-005-03L-02, LER-80-5-3L-2, NUDOCS 8007280632
Download: ML18082A790 (1)

LER-1980-005, /03L-0:on 800622,during Preparation for Heatup, Position Indication & Mechanical Operation of Pressurizer Overpressure Protection Valves Gave False Indication & Failed to Reseat.Possibly Caused by Foreign Matl in Valve

Event date:
Report date:
3111980005R03 - NRC Website

text

LICENSEE EVENT REPORT

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I During preparation for heatup and the heatup of the plant, problems were encountered with the position indication and the mechanical operation of the Pressurizer Overpressure Protection valves resulting in false indication and failure of the valves to reseat pLoperly.

This is the first problem of this type.

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