05000335/LER-1983-004-03, /03L-0:on 830114,auxiliary Feedwater Pump C Trip & Throttle Valve Not Manually Reset.Caused by Operator Oversight.Operator Counseled on Correct Trip Operation

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/03L-0:on 830114,auxiliary Feedwater Pump C Trip & Throttle Valve Not Manually Reset.Caused by Operator Oversight.Operator Counseled on Correct Trip Operation
ML20028G608
Person / Time
Site: Saint Lucie NextEra Energy icon.png
Issue date: 02/09/1983
From: Valdes S
FLORIDA POWER & LIGHT CO.
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20028G605 List:
References
LER-83-004-03L, LER-83-4-3L, NUDOCS 8302170135
Download: ML20028G608 (1)


LER-1983-004, /03L-0:on 830114,auxiliary Feedwater Pump C Trip & Throttle Valve Not Manually Reset.Caused by Operator Oversight.Operator Counseled on Correct Trip Operation
Event date:
Report date:
3351983004R03 - NRC Website

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  • ' 75 AEPOAr 3 Art 80 EVENT OESCRIPTtoN ANO PRC8A8LE CONSECUENCES Oto Following a surveillance run tesung the oversper.d protection _ trip of the 1oi2i l ITTG I the C auxiliary feedwater pump, the trip and throttle valve was not man-iually reset thereby causing the pump to lose operability in the event of Io i4 j t o i s i I an automatic or manual start signal. This condition went unnoticed for.

five hours. This is the third occurence of this type. The health and 1

,ag,g IoIilIsafety of the public were not af#ected.

(See LER 335-79-05.)

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CAUSE CESCRIPTION ANO CORRECTIVE ACTIONS brottle valve was a result of an oversight j,io;IFailure to reset the trip an L'._il.J l by the nuclear operator. The operator was counseled on the correct i.,2#1 operation of the trip and the affects of the loss of this pump to 1

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