ML20010A904

LER 81-116/03L-0:on 810709,safety Injection Sys Train B Was Declared Inoperable Due to Centrifugal Charging Pump Discharge Line That Would Not Cycle.Caused by Mixture of Oil & Water in Gear Case of Valve

ML20010A904
Person / Time
Site:	McGuire
Issue date:	08/07/1981
From:	Nardoci P DUKE POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20010A901	List: ML20010A900 ML20010A904
References
LER-81-116-03L, LER-81-116-3L, NUDOCS 8108130090
Download: ML20010A904 (1)

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EVENT DESCRIPTION AND PROS A8LE CONSECuENCES lot 21 IWhile in Mede 3 routine survelillance discovered that a valve in the centrifugql o 3 l charging pump discharge line of train B of the Safety Injection System would nqt o a levele. Thus. train B of the Safety Iniection Syst.em uns declared inoperable g g l per T.S.3.5.2 which is reportable per T.S.6.9.1.13 (b). Since train A was avai,1- 1 ITTTllable for cooldown while train B was inoperable, this incident had no effect on; o > ithe safe operation of the plant or the health and safety of the public. ,

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m lIt was found that a mixture of oil and water existed in the gear case of the  ;

ITTn i valve. Since it was determined that water had not entered through the vent, ,

g inor was it a result of condensation, it had probably leaked past the gear case i 3 l seal. The operator was replaced and the valve tested and found to be l

ii14 itoperatine correctiv.

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. io NAME CP PREPARER - Phillit. B. Nardoci ,sou E: (704) 373-7432 8103130090 010807 PDR ADOCK 05000369 S

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