05000281/LER-1981-035-03, /03L-0:on 810529,fuel Oil Transfer Pump 1B Suction valve,1-EE-14,was Found Closed.Caused by Personnel Error. Valve Opened

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/03L-0:on 810529,fuel Oil Transfer Pump 1B Suction valve,1-EE-14,was Found Closed.Caused by Personnel Error. Valve Opened
ML20005A355
Person / Time
Site: Surry Dominion icon.png
Issue date: 06/26/1981
From: Joshua Wilson
VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20005A348 List:
References
LER-81-035-03L-02, LER-81-35-3L-2, NUDOCS 8106300242
Download: ML20005A355 (2)
v • d • e


LER-1981-035, /03L-0:on 810529,fuel Oil Transfer Pump 1B Suction valve,1-EE-14,was Found Closed.Caused by Personnel Error. Valve Opened
Event date:
Report date:
2811981035R03 - NRC Website
v • d • e

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On May 29, 1981, fuel oil transfer pu!Ep 1B suction valve,1-EE-14, was found closed.

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'ATTACmfENT 1 (PAGE 10F 1)

SURRY POWER STATION, UNIT 2 DOCKET NO:

50-281 REPORT NO:

81-035/03L-0 EVENT DATE: 05-29-81 TITLE OF EVENT:

SUCTION VALVE. 1-EE-14. FOUND CLOSED

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DESCRIPTION OF EVENT

On May 29, 1981, with Unit No. 2 at 100% power, fuel oil transfer pump 1B suction valve,1-EE-14, was fou..d to be closed, this is contrary to Tech. Spec. 3.16.A.5 and is reportable per Tech. Spec. 6.6.2.b.(2). Transfer pump 1B is one of two fuel oil pumps that supplies fuel oil to the #2 EDG wall tank. The suction valve had been closed for less than 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />, therefore in accordance with Tech. Spec.

No. 2 EDG remained ope rable throughout.this event.

2.-

PROBABLE CONSEQUENCES AND STATUS OF REDUNDANT EQUIPMENT:

The Emergency Diesel Generators provide power to vital equipment in the event of a loss of of f-site power. The redundant fuel oil flow path No. 2 EDG remained operable throughout this event. Therefore, the health and safety of the public were not affected.

3.

CAUSE

The valve had been closed while dewatering the fuel oil storage tanks at described in LER 81-033/03L-0.

4.

ImiEDIATE CORRECTIVE ACTION:

The suction > valve, 1-EE-14, was opened.

5.

SUBSEQUENT CORRECTIVE ACTION:

None required.

6.

ACTION TAKEN TO PREVENT RECURRENCE:

Operating personnel have been provided instructions regarding the control systems during abnormal situations.

7.-

GENERIC IMPLICATIONS:

None l

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