ML20009F989

LER 81-104/03L-0:on 810626,operability of EMF-36 Low & High Range Detectors Not Checked During Required Surveillance Following Entry from Mode 4 to Mode 5.Caused by Inadvertent Deletion of Requirement in 810616 Procedure Revision

ML20009F989
Person / Time
Site:	McGuire
Issue date:	07/24/1981
From:	Nardoci P DUKE POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20009F984	List: ML20009F983 ML20009F989
References
LER-81-104-03L, LER-81-104-3L, NUDOCS 8108030219
Download: ML20009F989 (1)

Text

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o 2 lAfter entry into Mode 4 from Mode 5, the operability of EMF-36's low and hign I g trange detectors were not checked during the required surveillance following ther ITTT1 Iplant's change in status. This is a violation of Tech. Spec. 3.3.3.9(4a) whicht g tis reportable per TS 6.9.1.13(b). Since the event occurred during the pre- l

@ toperational,,. stages of the plant, no radioactive gases were present. However, eyen f" TTI f f f radioactivity had been oresent. the detectors would still have functioned anpi .

t o_la_j i n 1 a rmed if their setooints had been exceeded. Thus the health and eafety of thp

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liio1IWhen the semi-daily surveillance items procedure was revised on June 16, 1981 tp iiiiIl reflect the addition of a Hi-Hi detector to the EMF-36 system, the requirement, i L1,,Lij lto nerform the surveillance on the low and high detectors was inadvertently de1 1

ri121 11eted. The orocedure was revised again (June 26, 1981) to correct this de- g ii,.iIficiency, and the required surveillance performed the same day. ,

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