05000368/LER-1981-028-03, /03L-0:on 810725,during Mode 1 Operation,Charging Pump 2P36A Seal Failed.Caused by Malfunctioning Discharge Check Valve Due to Foreign Matl Trapped Between Disc & Seat. Pump & Valve Repaired

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/03L-0:on 810725,during Mode 1 Operation,Charging Pump 2P36A Seal Failed.Caused by Malfunctioning Discharge Check Valve Due to Foreign Matl Trapped Between Disc & Seat. Pump & Valve Repaired
ML20010G191
Person / Time
Site: Arkansas Nuclear Entergy icon.png
Issue date: 08/20/1981
From: Shively C
ARKANSAS POWER & LIGHT CO.
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML20010G176 List:
References
LER-81-028-03L, LER-81-28-3L, NUDOCS 8109150419
Download: ML20010G191 (1)
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LER-1981-028, /03L-0:on 810725,during Mode 1 Operation,Charging Pump 2P36A Seal Failed.Caused by Malfunctioning Discharge Check Valve Due to Foreign Matl Trapped Between Disc & Seat. Pump & Valve Repaired
Event date:
Report date:
3681981028R03 - NRC Website
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a.,on i o.n EVENT DESCRIPTION AND PROBASLE CONSEQUENCES h i Durina Mode 1 operation, a Charaina Pumo. 2P36A. seal failed (Dackina j

o 2 t blown) rendering the pump inoperable. With 2P36C out of service for i

o i maintenance (one operable charging pump) the unit entered Action i

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ggg. Statements for T.S.3.1.2.2 and T.S.3.1.2.4. Charging pump 2P36C was i

i returned to operation within 30 minutes. No similar occurrences.

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i OI I 3J 34 3h 36 37 40 el og 43 44 ep CAUSE O.SCRiPTION AND CCRRECitVE ACTIONS 27 i The oumo Dackina failure was caused by a malfunctioning discharge check i

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,, i disc and seat. The pump and valve were repaired.

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