ML18030A123

Supplemental Deficiency Rept Re Pacific Check Valves. Problems W/Check Valve Operation in Unit 1 Core Spray Pump Discharge Vertical Pipe Run Will Necessitate Rework of Bonnet Stops.Final Rept Will Be Provided by Sept 1980

ML18030A123
Person / Time
Site:	Susquehanna
Issue date:	07/03/1980
From:	CURTIS N W PENNSYLVANIA POWER & LIGHT CO.
To:
References
PLA-502, NUDOCS 8007080213
Download: ML18030A123 (3)

Text

REGULATOR INFORMATION DISTRIBUTION S TEM (RIDS)AUT~CURT IS g N~'i'I~REC IP~NAME ACCESSION NBRt8007080213 DOC~DATE: 80/07/03 NOTARIZED!

NO FAC IL: Susquehanna Steam Electric Station<Unit ir Pennsylva Susquehanna Steam Electric Stationr Unit 2i Pennsylva AUTHOR AFFILIATION Pennsylvania Po~er L Light Co, RECIPIENT AFFILIATION DOCKET¹05000387 05000388

SUBJECT:

Suppl cmental deficiency rept re Paci f ic check valves.Problems w/check valve operation in Unit 1 core spray pump oischarge vertical pipe run will necessitate rework of existing bonnet stops, Final rept will be provided by Sept DISTRIBUTION COOK: 8001S COPIES RECEIVED:1.TR Q ENCL+SIZE: TITLE: PSAR/FSAR AMOTS and Rel ated Cor r'espondence NOTES e SFA/3 RECIPIENT IO CODE/NAME ACTION: AO I-l C8'h/$/A/G.LA RrA<HBRoo]c', W COPIES LTTR ENC 1 1 RECIPIENT L IO CODE/NAME BC ye uNr" Bc.ooo, B.PM SrWZ, 8,.05 COP IKS LTTR ENC INTERNAL: A/D CORE 8 CS13 AUX SYS BR 18 CONT SYS BR OIRr HUM FAC SFY EFF TR SYS BR ENV ENG BR GEOSC IEN BR 09 I8C SYS BR 20 K IRKWOODg R~29 MECH KiNG BR NRC POR 02 POLYER SYS BR QA BR 10 REAC SYS BR SIT ANAL BR 27 1 1 1 1'1 1 1 1 1 1 4 1 1 1 1 1 1 1 1 1 1 ACCID EVAL BR CHEM ENG BR CORE PERF BR 17 DIRECTOR NRR EMERG.PREP 22 EQUIP QUAL BR HYD/GEO BR 11 IEE 06 MATL ENG BR MPA OELO PROC/TST REV BR RAO ASSESS BR12 REG FILE 01 1 1 1 1 1 1 3 1 1 1 1 1 1 EXTERNAL: ACRS NSIC 30 04 10 1 1 LPDR 03 JUL l0 1980 O TOTAL NUMBER OF COPIES REQUIRED: LTTR 51 ENCL TWO NORTH NINTH STREET.ALLENTOWN, PA.18'101 PHONE: (215)821-5151 NORMAN W.CURTIS Vice Prestrtent.Engineering

&Construction 821-5381 July 3, 1980 Mr.Boyce H.Grier Director, Region I U.S.Nuclear Regulatory Commission 631 Park Avenue King of Prussia, Pennsylvania 19406 SUSQUEHANNA STEAM ELECTRIC STATION UPDATE IN THE STATUS OF A DEFICIENCY ON PACIFIC CHECK VALVES ERs 100450/100508 FILE 840-4/900-10 PLA-502.

Reference:

PLA-466 of March 31, 1980

Dear Mr.Grier:

This supplements the above referenced correspondence and provides an update of the information provided in our PLA-466.Unanticipated problems with check valve operation in the Unit I Core Spray pump discharge vertical pipe run will necessitate rework of the existing bonnet stops.Bechtel NCR 5913 documents this latest discrepancy.

The original problem remains open under MCAR 1-47.We expect to provide a final report to the Commission by September, 1980.Very truly yours, N.W.Curtis Vice President-Engineering a Construction<<Nuclear FLWsjmk Ps,a PENNSYLVANIA POWER IL LIGHT COMPANY 8 OOV080 zi9 Mr.Boyce H.Grier June 27, 1980 cc: Mr.Victor Stello (15)copies DirectorWffice of Inspection 8 Enforcement.

U.S.Nuclear Regulatory Commission Washington, D.C.20555 Mr.G.McDonald, Director (1)Office of Management Information

&Program Control U.S.Nuclear Regulatory Commission Washington, D.C.20555 Mr.Robert,,M.

Gallo U.S.Nuclear Regulatory Commission P.O.Box 52 Shickshinny, Pennsylvania 1S655