ML20024C221

Updated LER 80-053/03X-1:on 800814,0907 & 14,HPCI Turbine Exhaust Line Snubber 23-3-36 Determined Inoperable.Caused by Transient Hydrodynamic Shock During Startup & Shutdown. Snubbers upgraded.W/830624 Ltr

ML20024C221
Person / Time
Site:	Pilgrim
Issue date:	06/24/1983
From:	Harrington W, Vender J BOSTON EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
83-159, LER-80-053-03X, LER-80-53-3X, NUDOCS 8307120423
Download: ML20024C221 (2)

Text

.i .; UPDATE REPORT PREVIOUS REPORT DATE: 09/12/80

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, . .. .8 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h a2 lon August 14. 1980. September 7. 1980, and September 14. 1980, the HPCI turbine i 1013 l l orhaust line snubber (23-3-36) was determined to be inoperable. On each occasion l o4 lan in-kind replacement was installed, and the HPCI system was returned to service.l l o l5 ] l (Previousiv related LER's 80-034/03L & 79-050/03L) l lojell l 10l7ll l lolall l

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l lllllllllllll NAME OF PREPARER J. Vender PHONE: 617-746-7900

a BOSTON E*DIEDN COMPANY GOD BayLaTON STREET BasTON, M AssACHusETTs 02199 WILLIAM D. HARRINGTON sesseen wees passeoasev June 24,1983 BECo. Ltr. #83-159 Regional Administrator, Region 1 U.S. Nuclear Regulatory Commission 631 Park Avenue King of Prussia, PA 19406 Docket No. 50-293 License DPR-35

Dear Sir:

The attached Licensee Event Report UPDATE, 80-053/03X-1, "HPCI Snubber",

is hereby submitted in accordance with the requirements of Pilgrim Nuclear Power Station Technical Specincation 6.9.B.2.b.

If there are any questions on this subject, please contact us.

Respectfully submitted, William D. Harrington WDH/mg

Enclosure:

LER 80-053/03X-1 cc: Document Control Desk U.S. Nuclear Regulatory Commission Washington, D.C. 20555 l

l Standard BECo. LER Distribution l

I I