ML20042A246

LER 82-005/03L-0:on 820206,main Steam Isolation Valve Dwg 20728-B for Loop 23 Failed to Close During Isolation of Secondary Plant for Maint.Caused by Insufficient Packing Lubrication.Packing Lubricated & Valve Stroked

ML20042A246
Person / Time
Site:	Indian Point
Issue date:	03/08/1982
From:	Hinrichs G CONSOLIDATED EDISON CO. OF NEW YORK, INC.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20042A238	List: ML20042A237 ML20042A246
References
LER-82-005-03L, LER-82-5-3L, NUDOCS 8203230243
Download: ML20042A246 (1)

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CAUSE DESCRIPTION AND CORRECTIVE ACTIONS @

[i l0 l l A 28" Atwood and Morrill Co. Valve Mark No. 28 x P 36 (DWG 20728-B) l l

ml failed to close due to insufficient lubrication of the valve packing I l

[, i y l The packing was lubricated with Nuclear Grade cocoer crachite anti- l l

isl3l l seize lubricant. The valve was stroked three times and closed each I t i i41 I time well within the recuired time limit of 5 seconds.

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l210l[__Njhl ISSUEO DESC R' e20323024392030k7 050002PDR l llllllllll((l7 PDR ADOCW P 8 9 10 6 68 69 80 3 NAME OF PREPARER Gary Hinrichs pgoys; 526-5475 2