05000280/LER-1981-035-03, Fuel Oil Transfer Pump 1B Suction Valve 1-EE-14 Found Closed.Caused by Personnel Error.Valve Opened

Fuel Oil Transfer Pump 1B Suction Valve 1-EE-14 Found Closed.Caused by Personnel Error.Valve Opened

ML20009F717
Person / Time
Site:	Surry
Issue date:	07/03/1981
From:	Joshua Wilson VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20009F711	List: 05000280/LER-1981-015, Forwards LER 81-015/03L-0,updated LER 81-035/03X-1 & Corrected LER 81-036/03L-0 05000280/LER-1981-015-03, /03L-0:on 810603,spent Fuel Pit Overflowed Into New Fuel Handling Area & Outside to Storm Drain.Caused by Leaking Diaphragm Valve & Defeated High Level Alarm Annunciator.Valve Repaired 05000280/LER-1981-035-03, Fuel Oil Transfer Pump 1B Suction Valve 1-EE-14 Found Closed.Caused by Personnel Error.Valve Opened 05000280/LER-1981-036, Corrected LER 81-036/03L-0,changing Sequential Date of LER 81-033/03L-0.On 810528,sample of Emergency Diesel Generator Fuel Oil Storage Tanks Revealed Water in Tank 1-EE-TK-2A
References
LER-81-035-03X, LER-81-35-3X, NUDOCS 8107310451
Download: ML20009F717 (2)

LER-1981-035, Fuel Oil Transfer Pump 1B Suction Valve 1-EE-14 Found Closed.Caused by Personnel Error.Valve Opened

Event date:
Report date:
2801981035R03 - NRC Website

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UPDATE REPORT-PREVIOUS REPORT DATE: 06-26-81 ATTACHMENT 1 (PAGE 10F 1)

SURRY POWER STATION, UNIT 2 DOCKET NO:

50-281 REPORT NO:

81-035/03X.1 EVENT DATE: 05-29-81 TITLE OF EVENT:

SUCTION VALVE, 1-EE-14, FOUND CLOSED l

1.

DESCRIPTION OF EVENT

on May 29, 1981, with Unit No. 2 at 1007. power, fuel oil transfer pump 1B suction-valve, 1-EE-14, was found 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 operable throughout this event.

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PROBABLE CONSEQUENCES AND STATUS OF REDUNLANT EQUIP 3ENT:

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

3.

CAUSE

The v-lve had been closed while dewatering the fuel oil storage tanks as described in LER 81-036/03L-0.

4.

1}?iEDIATE G'RRECTIVE ACTION:

I The suction valve, 1-EE-14, uns opened.

5.

SUBSEQUENT CORRECTIVE ACTION:

None required.

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ACTION TAKEN TO PREVENT RECURRENCE:

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

7.

GENERIC IMPLICATIONS:

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None l

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