ML20085E464

LER ER-76-031:on 760913,control Rod Drive Mechanism (CRDM) 13 Considered Inoperable Due to Seal Leakage Problems.Caused by Beginning Seal Failure on CRDM 13

ML20085E464
Person / Time
Site:	Palisades
Issue date:	09/21/1976
From:	CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
LER-ER-76-031, LER-ER-76-31, NUDOCS 8308120096
Download: ML20085E464 (1)

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. .i (V UCENSEE EVENT REPGG

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@ lDue to neal J eni:nr.e probler :, CRIu! No L3 in beipr, connidered inoperable. Thin j 7 11 O l' O hl ke 1. I OI_) in tnhen l prish I hi L and I ti On't'l d r i V e Ir 'V e:nu nt ilhi Ch IE5 U.ht 3 e ul to incre".nt d j 7 it 9 60 Q lneal l eaha r,e . The drive neal vill be rep 1nced at the next op;>ortunity consintent j 7 o9 u0

{ j'.zith pl ant operating, requi retents. ( Eil-76-31 ) - j 7 UU L3 EB I 7 09 I rre.*r 60 r,yf.f t r 4 CAU$t C(N NNi FJ T Cor.qPrAitif coat coor cCMPONf NT CODE L'J 4 V H PWJ AMt#4 3% W ATON f 3_f J',] (l! } lC! Ol7 7 OD 10 11 12 l D ! Ql 17 43 44 l C l ). l 9 l O l lNl 47 4B CAUCE DESQl:i TION MI [].'h; c o n n e nr t hir ovent ir beginning neal failure on CRDM No 13. The neal is :::ade l 7 uo

[](byGtrleeknivlir a !Mehanird Type 7LBH neal (1-1/h" nhaft), neal Code Th000-900h , j 7 11 9 Co

] l Hef Dwr- 109'(51. _

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/ HU 11 12 13 00 I'Lfr;()NrKL INJUR t S tJUUlit D Of SCivPTION b

7 OD 11 12 Og PROBABLE COMSEQUDICEF

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7 00 The drive rer:ainc capable of perforr:iing its cafety function.

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n^ l 7 00 10 00 l'Uiil ICIIY EB La 7 uo _100 ADDillMNAL i AC10llS

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8308120096 760921 00 PDR ADOCK 05000255

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