05000271/LER-1981-026

LER 81-026/03L-0:on 811005,during Weekly Review of Surveillance Test Data,Discovered That Max Monthly Interval for Functional Test of Atws/Rpt Sys Exceeded by 4 Days. Caused by Oversight in Scheduling

ML20054D506
Person / Time
Site:	Vermont Yankee
Issue date:	11/03/1981
From:	Murphy W VERMONT YANKEE NUCLEAR POWER CORP.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20049H185	List: 05000271/LER-1981-026 ML20049H181
References
LER-81-026-03L, LER-81-26-3L, NUDOCS 8204230076
Download: ML20054D506 (1)

LER-2081-026,

Event date:
Report date:
2712081026R00 - NRC Website

text

NRC F.OZM 366 U. S. NUCLEAR REGULATORY COMMISSION O 8'-26'3' LICENSEE EVENT REPORT '8" I)

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REPORT OATE 30 4 60 61 OOCKET NUMSER 68 69 EV ENT DATE 1 EVENT OESCRIPTION AND PROBA3LE CONSEQUENCES h 10121 l During the weekly review of surveillance testing data, it was discovered that the 1 1o 13_; l maximum monthly interval was exceeded by four days for the functional test of the i 10141 l ATWS/RPr SyEtem required by T. S. 4.2.1. Since the test was in med iat ely and l 10 I s I I successfully performed there were no consequences to the health and safety of the 1 10 ls l l public. The only similar occurrence reported to the commission in the last five i 10l7ll years was R0 80-34 /3L. I 10181l I SYSTEM CAUSE C 8.USE COMP. VA LV E CODE CODE SUJCODE COMPONENT CODE SUSCODE SUSCODE ITITI I z l z l@ L^_J@ I c l@ I z l z i z i z i z l z lO Lz.J@ L?J @

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• u l o l Lw_.l8l ESCRIPTION NA l llllllll1l l1l; 7 8 9 10 68 69 80 7, 820"230076 811103 Warren P. Murphy PHONE: (802) 257-7711 2 PDR ADOCK 05000271 S PDR