ML20039B592

LER 81-019/03L-0:on 811114,two Full Length Rods Misaligned from Group Step Counter Demand Position by More than 12 Steps.Caused by Inadvertent Actuation of Fire Suppression Sys Due to Personnel Procedural Error

ML20039B592
Person / Time
Site:	Ginna
Issue date:	12/14/1981
From:	Bodine J ROCHESTER GAS & ELECTRIC CORP.
To:	Haynes R NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20039B579	List: ML20039B578 ML20039B592
References
CAR-1342, LER-81-019-03L, LER-81-19-3L, NUDOCS 8112230277
Download: ML20039B592 (1)

Text

Nn FORM SS6 U. S. NUCLEAR REGULATORY COMMISSION

. LICENSEE EVENT REPORT (CAR 1342)

CONTROL OLoCK: l l l l l l l (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) t 6 l0 l18l bl N I LICENSEE 7

Y l R lCODE E lG l141 l@l 15 0 l 0 l -l 0LICENSEl 0 l NUMBER 0 l 0 l 0 l - l 0 l 250 l@l 26 4 lLICENSE 1 l 1 TYPE l 1 JOl 1 l@[ l l@

$7 CAT 68 CON'T "EPO o i 7 8 so ;g l60L l@]61 0 l 510DOCKET ] 010]NUMBER 2 l 4 l 468]@l691 l 1EVENT l 11418111@l DATE 74 1 l 2REPORT 75 l 1 ] DATE 4 l 8 l 180 l@

EVENT DESCRIPTION AND PROBABLE CONSEQUENCES Oto l o 121 IThe unit was in a Limiting Condition for Operation when two full length rods were l

,o93i  ; misaligned from the group step counter demand position by more than 112 steps. The l

o i4 ; grods indicated to be bottomed. This is per Tech Spec 3.10.4.4. Th.s event occurred l goy 3j gas a result of the inadvertent actuation of the fire suppression systen ver the Rod  ;

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44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS li j o l IDue to personnel error in following a plant procedure, the fire suppression system was l J

li ;, j ; inadvertently actuated causing an indicated misalignment of two control rods. The l

,, ,7, [ plant was immediately shut down and all components involved were repaired. l i a l l 11141 1 I 7 8 9 80 STA S  % POWER OTHER STATUS IS OV RY DISCOVERY DESCRIPTION li IS I lE j@ l 1l 010 l@l NA l lAl@l NA l ACTivlTY CONTENT RELE ASED OF RELE ASE AMOUNT OF ACTIVITY LOCAllON OF RELE ASE l NA l l NA l

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1.05S OF OR DAVAGE TO F ACILtTY TYPE D E SC RIP TION i 9 l B l@lVarious portions of the plant were sprayed with water. l 7 8 9 10 80 PUBLICITY Q 8112230277 811214 NRC USE ONLY PDR ADOCK 05000244 2 o iswE

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