ML17266A278

LER 80-046/03L-0:on 800827,during Full Power Operation, Control Element Assembly 33 Dropped to Full Insertion.Caused by Failure in 15-volt Power Supply in Coil Power Programmer. Power Supply Replaced

ML17266A278
Person / Time
Site:
Issue date:	09/25/1980
From:	PACE P L FLORIDA POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML17209A222	List:
References
LER-80-046-03L, LER-80-46-3L, NUDOCS 8010100331
Download: ML17266A278 (2)

Text

0NACFOAMSBBP22)LICENSEEEVENTREPORTUSNUCLEARAKCULATORYCOAIMISSIOiN~011CONAT~0'OIPLKASKPAINTORTYPEAL,IAEQUIRcoINFOAMEATIONlIijPILISL5lXIQEOOl-OOlOIOIO-OOQE433Xl3QA~QELICENSEECQQELIC&NS&NUMO&R1514LCSAISE,YPSJO$1CATsa3';~SII>>~lQilIS40~41OOCIC&TNUM3&Rdd&9&VENTQATEI~>5R&PORTQAE'&$0VKN7OKSCAIPTlON*lloPROBAESLKCONScQUKhlCFKQIQWhileadrditsfuinsertedosition.ActionwasinitiatedperT.S.3.1.3.le..Powerwasreducedto70%,theCEDifdrivecontrolforCEA833wasrepaired,andCEA833wasre-alignedwiththerestofitsrou.Thisisthe11thoccurrenceofadropped~031l36542,43,45)~Ofthese11,8wereduetothefailureofnewpower-supplies(Power'mateUNI-88)installedduringthespring'80refuelingoutage2=&9CQMI,VAI-VCCEJPON~&NCOO&SUSCQOSSVSCQOrVE0IZJO~ZG111$1913OCCJRIIEE'tccREPORTREVISION'OO&TYPE~NO.~o3~L1421251930rt31AACIEM&NTNPAOAPRIMCQ'JP.CQMPQNcNlIIOVIISQ22sudMITT10POR.'a>U0SUPPLIERMAIIVPATU49RI"ISLJSI'S404142JJ41SYSTEMCAUS&CAUSECOOKCQQ&SV$COO&~09LESBO>>LrJQI2LZJQIS15910II115&QV&NTIAI,rV&NTYrARR&PORTNO,QiiAEAEIIE~9p~'Q4'111113lcACTIQttPUTUR'5&atPECTSEEVTOOEEcNAI4&NACTIO'ICNPLAAITPJSTIEQQIAISIAISLMSMS,IalaloLJCAUSEOKSCRIPTIOAIANOCOARSE1IVKACTIONSCEA/I33droppedduetoafailed15VDCpowersupplyinitscoilpowerprogrammer.Thepowersupplywasreplaced.'hepower'uppliesforall61FLCEA'shavesincebeenreplacedwiththeoriginaltypesuppliesKCEAduetoafailedowersu1.LER's335-76-3779-680-2,23,34,35;(PowermateUNI-30ABV).Therehavebeenno,powersupplyfailuressincethisreplacement.1&9PACILITY~5~*TUSS~APOW&RQTIIERSTATUSQNAMETttaaOP01$COV&RY~AQSIJsJJJs~S~IS~24'10I'11344ACTIVITYCONT&ATR&L&A5&aOPR&L&AS&AMOllNTOPACTtVITYQSSZZ~ZQ~QS..A11.9~10ItPSASQNN&l&YPQSUtt&$NVMd&RiYPS'04$PIPTION9EEH~ooQlzJS93II12~SASQNN&LINJVSi&3CZaLSOo'"o'QF'"'""'NANAQlscov&RY'&SCRIPTIQNQS20eratorObservationLOCATIONOPr'1&LKAS&Q30I)92i39ll12LCSSOPCROJMAG&~0PACIUTYQ42s&QSSCIIIPAIQ.'1~Z'Q23'0PUSLIC:TYt$$V&O3&SCPIPICN5)~l'0NA::,KOFPRKP*RKRPL'Pa802030pQNAPIACUSKOPILY43jjPNoNKI305552-3801I30 CI