ML20052E614

LER 82-009/01T-0:on 820419,mode Changes Occurred While Operating Under Action Statement a Due to Inoperable Valve Disabling Required Boric Acid Flow Path.Caused by Misinterpretation of Tech Spec

ML20052E614
Person / Time
Site:	Millstone
Issue date:	05/03/1982
From:	Bates R NORTHEAST NUCLEAR ENERGY CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20052E607	List: ML20052E605 ML20052E614
References
LER-82-009-01T, LER-82-9-1T, NUDOCS 8205110283
Download: ML20052E614 (1)

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• LICENSEE EVENT REPORT CONTROL etoCic: l ] l l \  ! 6j@ (PLE ASE PRINT OR TYPE ALL REQUIRED INFORMATION) 1 B lC lT lM lN l Sl 2 l@l 0 l 0 l - l L08CEN5E l 0 NuvetR l 0 l 0 l0 l - l 0 l 260 j@! LiCENst4 l1 liPEl1Jo { 1S1lC 1 l l@

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74 75 REPORT D ATE S 60 61 EVENT DESCRIPTION AND PROB ABLE CONGEOUENCES h TT) l During a routine startup, review of Technical Specifications Section 3.5.2.d Emeroency J l

g l Core Cooling System (ECCS) Subsystems revealed mode changes had occurred w because an inopgrable valve disabled a required boric j 5 pq l ating under action statement "a" The valve was returned to operable status and operation continued in l

,,3j g acid flow path.

The total time in the action statement i

@ g accordance with the Technical Specifications.

1 J g l was 47 hours5.439815e-4 days <br />0.0131 hours <br />7.771164e-5 weeks <br />1.78835e-5 months <br />.

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36 32 LY_JO 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h d because of a l 3 lo_J l The mode changes made while operating in the action statement occurre l

Personnel have 1 l, ,, j l misinterpretation between two similar sections, 3.5.2.d and 3.1.2.2.a. ._

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