ML20084J079
| ML20084J079 | |
| Person / Time | |
|---|---|
| Site: | Oyster Creek |
| Issue date: | 09/10/1973 |
| From: | Carroll J JERSEY CENTRAL POWER & LIGHT CO. |
| To: | James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I) |
| References | |
| AO-73-21, NUDOCS 8305100033 | |
| Download: ML20084J079 (4) | |
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Tot Jancs P. O'Rollly Directorato of Regulatory Operations Region I 631 Park Avenuo King of Prussia, Pennsylvania, 19406 From Jerscy Central Power & Light Company Oyster Czcek Nuc1 car Generating Station Docket 150-219 Forked River, New Jctsey 08731
Subject:
Abnornal Occurrence Report 73-21 Following is a preliminary report being submitted in compliance with the Technical Specifications paragraph G.6.2.
Preliminary Approyal:
0_- [, <!nfr#G.9/10/73
. T. Carroll, Jr. V 'Dato cc Mr. A. Giambusso e
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8305100033 730910 PDR ADOCK 05000219 PDR S
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Dato: 9/10/73 Tine: 3:00 a.c.
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ABNOR!1\\L OCCURRENCE REPORT NO. 73-21
SUBJECT:
Failure of 21 liydraulic Shock and Sway Arrestors on piping systems in the Drywell, including units on both Core Spray and both Isolation Condenser loops.
O This event is considered to be an abnormal occurrence as defined in the Technical Specifications, paragraph 1.15.D.
Notification of this event as required by the Technical Specifications, para-t i
graph 6.6.2.a, was made to AEC Regipn I, Directorate of Regulatory l
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Operations, by telephone on Monday, September 10, 1973, at 12:45 p.m., and personally to Mr. E. Greeman on bbnday, September 10, 1973.
SITUATION:
The p1 ant was shutdown on September 8,1973 for the purpose of inspecting the llydraulic Shock and Sway Arrestors located on piping systens throughout the Drywell.
l CAUSE:
The snubbers were made inoperable due to a loss of hydraulic fluid.
REMEDIAL ACTION:
The failed Ilydrauli'c Shock and Sway Arrestors were replaced using snubbers ' rebuilt with seal kits supplied by the Bergen Paterson Pipe Support Company.
The new seals are of'a different type, which according to Bergen Paterson, will provide a longer seal life.
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Abnomal Occurrence Esport No. 73-21 Srptonber 10, 1973-o SAFE'IY ' SIGNI FI CANCE :
The loss of snubber operability resulted in a reduction in the ability of the plant to safely survive a design bases carthquake.
'Ihc failures were such that they affected both Core Spray and both Emergency Condenser Systems, f
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9/10/73 Prepared by: [-
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MEMO ROUTE SLIP e.. Mc-,,<%. sin u.swiansi<gn 5:2 => a mi th'..
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traux 5 Licensce:
Jersey Centr E Pow *r & Light Comp;ny H. D. Thornburg, cArc Docket No.:
50-219 Chief, FS&EB Abnomal Occurrence:
AO 73-21 TO (Name and unst)
I"8 fl AA 5 R i u a R,.5 RO:HQ (5)
DR Central Files (1)
The attached report from the subject licensee is DATE Regulatory Standards
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Dir. of Licensing (13 forwarded in accordance with RO Manual Chanter 1000 i
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StMARKS R0 Files v The action taken by the licensee is considered J. Tillou, RO:I oATE appropriate.
Followup will be performed during the next inspection as appropriate.
Copies of r pea e4.m ana ua )
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the report have been forwarded to the PDR, Local D, L. Caphton, Senior PDR, NSIC, DTIE and State representatives. The Rractor Inspector, BWR Section licensee will submit a 10 day writteti report to FHDN E.04 CATE 9/18/73 Licensing.
USE OTHLR $IDE FOR ADDITION AL REMARKS CPO 19110 - 445-4(9
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