ML20041F554

LER 82-012/03L-0:on 820224,boron Injection Tank Inlet Valve Breaker Found in Off Position.Probably Caused by Accidental Bump by Personnel Using Area as Shortcut.Area Will Be Blocked Off to Prevent Passage

ML20041F554
Person / Time
Site:	Cook
Issue date:	03/10/1982
From:	Don Krause INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20041F552	List: ML20041F550 ML20041F554
References
LER-82-012-03L, LER-82-12-3L, NUDOCS 8203170143
Download: ML20041F554 (2)

Text

NRC FORM 36G U.S. NUCLEAR REGULATORY COMMISSION (177)

. . LICENSEE EVENT REPORT CONTROL 8 LOCK: l 1

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(PLE ASE PRINT OR TYPE ALL REQUIRED INFORMATION) lo lil8l9M I ILICENSEE 7

I D l CODE C l C I 2 l@l 14 15 010 l- 10101010LICENSE NUMBER l o l- 101025 l@l4111111111@l 26 LICENSE TYPE JO I

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7 8 60 61 DOCK ET NUMBER 68 69 EVENT DATE EVENT DESCRIPTION AND PROBABLE CONSEQUENCES lo l2 r l ONE OF THE UtlIT 2 BORON INJECTION T K INLET VALVES BREAKER FOUND IN THE "0FF" l

,o,3, l POSITION. THIS IS CONTRARY TO T.S. 3.5.4.1. THE UNIT SUPERVISOR NOTICED VALVE l

,o i4 i ; POSITION INDICATION LAMPS WERE NOT LIT. OPERATOR WAS SENT TO VERIFY BREAKER POSITIONI o 3 , FOUND IT "0FF' AND THEN CLOSED THE BREAKER. BIT VALVES ARE NORMALLY CLOSED VALVES. I io is i l IN THE EVENT OF AN ECCS ACTUATION, THE OPPOSITE TRAIN'S INLET VALVE WAS OPERABLE AT l

o,,,; ALL TIMES. l l 0 lH l l C DE CODE SUBC E COMPONENT CODE SUSC DE SU E LO_{9_j l S l F l @ W @ l Z l @ l C l K l T l R l R l K I@ LF_J @ [_Z_j @

VENTY AR RE ORT O COD N LE R O ag s g!RO i 812l L_j l0 l1 l 2 l [ _j l0131 LL_J L-1 101

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JJ 34 36_ 31 40 41 42 43 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS

, ,,o, THREE OPERATORS REVIEWED THE CONT OL ROOM PANELS ABOUT 1 1/2 HOURS PRIOR TO EVENT l i, ,, , ; DISCOVERY AND DID NOT NOTICE LIGilTS BEING OUT. CLEARANCE PERf1IT LOG WAS REVIEWED AND i

, , , , AREA AROUND BREAKER WAS INSPECTED IN AN ATTEMPT TO FIND OUT WHEN OR HOW THE BREAKER i

,,,,, , WAS PLACED IN "0FF". NO EVIDENCE WAS FOUND. ANALYSIS OF THE AREA WHERE THE BREAKER l IS LOCATED IS BEING CONDUCTED,T0 DETERMINE IF ACCIDENTALLY BUMPED. (SEE SUPPLEMENT) ,

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SA ?S  % POWER OTHE R STA TUS IS O RY DISCOVERY DESCRIPTION l i i s i [_Ej@ l 0 l 9 l S l@l NA l W @l OPERATOR OBSERVATION l A!riviTv CO8 TENT RELEASE F RELE ASE LOCATION OF RELEASE @

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1 8 9 10 11 PERSONNEL E XPOSURES NUMBER TYPE DESCRIPTION NA l l i 171 10 l 0 10 l@[Z_J@l PE RSONNE L IN[URIES N 8E DESCRIPTION FI l l 0 lU"0 lR0lgl NA l 7 8 9 11 12 80 W,'e ' " *" "SC % '"" @

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o -SUPPLEMENT TO LER 0 82-012/03L-0 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS (27)

THREE OPERATORS REVIEWED THE CONTROL ROOM PANELS ABOUT 11/2 HOURS PRIOR TO EVENT DISCOVERY AND DlD NOT NOTICE LIGHTS BEING OUT. CLEARANCE PERMIT LOG WAS REVIEWED AND AREA AROUND BREAKER WAS INSPECTED IN AN ATTEMPT TO FIND OUT WHEN OR HOW THE' BREAKER WAS PLACED IN "0FF". NO EVIDENCE WAS FOUND.

ANALYSIS OF THE AREA WHERE THE BREAKER IS LOCATED IS BEING CONDUCTED TO DETERMINE IF ACCIDENTALLY BUMPED. ANALYSIS OF THE AREA WHERE THE BREAKER IS LOCATED REVEALED THE AREA BY THE BREAKER COULD BE USED AS A SHORTCUT FOR PERSONNEL USING A NEARBY STAIRWAY. A METHOD OF BLOCKING THE SHORTCUT IS BEING INVESTIGATED AND THE SHORTCUT PATH WILL BE BLOCKED EITHER MECil-ANICALLY OR ADMINISTRATIVELY.PR0HIBITED.

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