ML17266A139: Difference between revisions

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(Created page by program invented by StriderTol)
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{{#Wiki_filter:NRCFORMMSf7.77ILICENSEEEVENl'fQOR7U.*NUCLEARREGULATORYCOMMISSION~O13CONT~ot3'OIPLKAScPRIIITORTYPALI.RKCUIRKDINFORMATIONIIIQII-IIIII-IIQIIIIIQ~IQ9IJCKNSKECOOKI"$\ICNscp'IIFMSER~S$IiCSNSEYPS13StCATQ":::iIi.OIQ~O~O$0SlOOC)CPTNUAISERsaosivaNTQ*TEI+TSR'EPQRTO*FTS30EVENTOKSCRIPTION'NOI'ROSAKLKCONScCUENCKSQIO'4'hileoeratinat100%ower1oeratordiscoveredthat~03the"MB"linearoverran'channelhiQhvoltRIw.41=50Vloverthanthe~o~othechannels.The"MB"linr~~~4-nwasdeclaredinoer-ableandthe"HiPover>>IITMLptt'ILossofLodttItPPCFtripsvereplacedinbassinaccordancewithTechnicalSef'.3.1.1.The15Vpowersu1wasre37lacedandthe"hlB"channelrerwithinthetimelimitsecified.Thre~739oerable.~ogoversu1TechniPowerModelI,"PL14.5-3.0.Hocausecouldbedeter-SYSTEMCAUSECAUSECOMPVALVSCQOECQOKSUSCQQECCMPONK4TCOOKsua"QcasuacocsSLCSLLS~l,!,QmcLQ1S9IOl212IS2O54OUENTIALOCCURAK4CKREPORTREVI$IO4~LSRIRQ4VKNTYKARREPORTNO,COCKTYPE"IO.QoFiPFFF1222241STt~$MO)22ACTIONSUTURcEFPPCSIRUTQCPRINA~.ACIFMENTNPROMPRIMECMs,CQMPCNckTTPUCENlcTIQItckPLANTNKTNQQNQUAS+22'USMIT~'SOFPPIMSUS.SUPPLIERFPIANUFACTURARLJSLQSLJS.IRIS~iLicLRSIISCAUSEDESCRIPTIONANOCORRECFIVKACTIONSQ27The"HB"linearoverranehihvoltagefailedlowduetoafailed+15Vminedforthisfailure.Immediatecorrectiveactionwastoreolacetheoversu1.Nofurthercorrectiveactionisreouired.i9FACILIYSi*TUSOTIIERSTATUS0NAQciLJS~i''~aIO.I2ISacACTIVITYCQNT44TRELKASEQQPRELEASEAMOUNTOPACTIFPITYQSS~ZQ~~QK.NAI39IO44PERSONNELfXPOSUIIES4UAISERTYPEQESCRIPTIONQN~iiLoOooo'iQ>>Lzle193IlI2.IsPcilsONNELIktURFES[ii~J~oooIQFMETRO"4OISCQVECY~A.'~31.4$NANA'ISCCVERYQESWPTICAIS2OperatorObservationLOCATIONOSAELKAScQ38SO30g2a29III'1LCSSQIICR0AMACE.0FACILITYQasTYPEOESCRIPTIQN~Z'A2IOPUSLlc:..ISSUEQOESCRIPT:QN9IQaa2IOMAFIARP>RRPAR;R~NANA80080iso30NRCUSEONI.YI'l'IIIIISSi$4PI.ONs.('7  
{{#Wiki_filter:NRCFORMMSf7.77ILICENSEEEVENl'fQOR7U.*NUCLEAR REGULATORY COMMISSION
~O13CONT~ot3'OIPLKAScPRIIITORTYPALI.RKCUIRKDINFORMATIONI IIQII-IIIII-IIQIIIIIQ~IQ9IJCKNSKECOOKI"$\ICNscp'IIFMSER
~S$IiCSNSEYPS13StCATQ":::iIi.OIQ~O~O$0SlOOC)CPTNUAISERsaosivaNTQ*TEI+TSR'EPQRTO*FTS30EVENTOKSCRIPTION
'NOI'ROSAKLK CONScCUENCKS QIO'4'hileoeratinat100%ower1oeratordiscovered that~03the"MB"linearoverran'channelhiQhvoltRIw.41=50Vloverthanthe~o~othechannels.
The"MB"linr~~~4-nwasdeclaredinoer-ableandthe"HiPover>>IITMLptt'ILossofLodttItPPCFtripsvereplacedinbassinaccordance withTechnical Sef'.3.1.1.
The15Vpowersu1wasre37laced andthe"hlB"channelrerwithinthetimelimitsecified.Thre~739oerable.~ogoversu1TechniPowerModelI,"PL14.5-3.0.Hocausecouldbedeter-SYSTEMCAUSECAUSECOMPVALVSCQOECQOKSUSCQQECCMPONK4T COOKsua"QcasuacocsSLCSLLS~l,!,QmcLQ1S9IOl212IS2O54OUENTIAL OCCURAK4CK REPORTREVI$IO4~LSRIRQ4VKNTYKAR REPORTNO,COCKTYPE"IO.QoFiPFFF1222241STt~$MO)22ACTIONSUTURcEFPPCSIRUTQCPRIN A~.ACIFMENT NPROMPRIMECMs,CQMPCNckTTPUCENlcTIQItckPLANTNKTNQQNQUAS+22'USMIT
~'SOFPPIMSUS.SUPPLIERFPIANUFACTURAR LJSLQSLJS.IRIS~iLicLRSIISCAUSEDESCRIPTION ANOCORRECFIVKACTIONSQ27The"HB"linearoverranehihvoltagefailedlowduetoafailed+15Vminedforthisfailure.Immediate corrective actionwastoreolacetheoversu1.Nofurthercorrective actionisreouired.
i9FACILIYSi*TUSOTIIERSTATUS0NAQciLJS~i''~aIO.I2ISacACTIVITYCQNT44TRELKASEQQPRELEASEAMOUNTOPACTIFPITY QSS~ZQ~~QK.NAI39IO44PERSONNEL fXPOSUIIES 4UAISERTYPEQESCRIPTION QN~iiLoOooo'iQ>>Lzle193IlI2.IsPcilsONNEL IktURFES[ii~J~oooIQFMETRO"4OISCQVECY
~A.'~31.4$NANA'ISCCVERY QESWPTICAIS2OperatorObservation LOCATIONOSAELKAScQ38SO30g2a29III'1LCSSQIICR0AMACE.0FACILITYQasTYPEOESCRIPTIQN
~Z'A2IOPUSLlc:..
ISSUEQOESCRIPT:QN 9IQaa2IOMAFIARP>RRPAR;R~NANA80080iso30NRCUSEONI.YI'l'IIIIISSi$4PI.ONs.('7  
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,<<4}}

Revision as of 12:28, 29 June 2018

LER 79-036/03L-0:on 791203,while Operating at Full Power, Control Room Operator Discovered Mb Linear Power Range Channel High Voltage Was Lower than Other Three Channels. Caused by Failed +15 Volt Power Supply.Supply Replaced
ML17266A139
Person / Time
Site: Saint Lucie NextEra Energy icon.png
Issue date: 01/02/1980
From: SCHOPPMAN M A
FLORIDA POWER & LIGHT CO.
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML17207A787 List:
References
LER-79-036-03L-01, LER-79-36-3L-1, NUDOCS 8002040535
Download: ML17266A139 (2)
v • d • e


Text

NRCFORMMSf7.77ILICENSEEEVENl'fQOR7U.*NUCLEAR REGULATORY COMMISSION

~O13CONT~ot3'OIPLKAScPRIIITORTYPALI.RKCUIRKDINFORMATIONI IIQII-IIIII-IIQIIIIIQ~IQ9IJCKNSKECOOKI"$\ICNscp'IIFMSER

~S$IiCSNSEYPS13StCATQ":::iIi.OIQ~O~O$0SlOOC)CPTNUAISERsaosivaNTQ*TEI+TSR'EPQRTO*FTS30EVENTOKSCRIPTION

'NOI'ROSAKLK CONScCUENCKS QIO'4'hileoeratinat100%ower1oeratordiscovered that~03the"MB"linearoverran'channelhiQhvoltRIw.41=50Vloverthanthe~o~othechannels.

The"MB"linr~~~4-nwasdeclaredinoer-ableandthe"HiPover>>IITMLptt'ILossofLodttItPPCFtripsvereplacedinbassinaccordance withTechnical Sef'.3.1.1.

The15Vpowersu1wasre37laced andthe"hlB"channelrerwithinthetimelimitsecified.Thre~739oerable.~ogoversu1TechniPowerModelI,"PL14.5-3.0.Hocausecouldbedeter-SYSTEMCAUSECAUSECOMPVALVSCQOECQOKSUSCQQECCMPONK4T COOKsua"QcasuacocsSLCSLLS~l,!,QmcLQ1S9IOl212IS2O54OUENTIAL OCCURAK4CK REPORTREVI$IO4~LSRIRQ4VKNTYKAR REPORTNO,COCKTYPE"IO.QoFiPFFF1222241STt~$MO)22ACTIONSUTURcEFPPCSIRUTQCPRIN A~.ACIFMENT NPROMPRIMECMs,CQMPCNckTTPUCENlcTIQItckPLANTNKTNQQNQUAS+22'USMIT

~'SOFPPIMSUS.SUPPLIERFPIANUFACTURAR LJSLQSLJS.IRIS~iLicLRSIISCAUSEDESCRIPTION ANOCORRECFIVKACTIONSQ27The"HB"linearoverranehihvoltagefailedlowduetoafailed+15Vminedforthisfailure.Immediate corrective actionwastoreolacetheoversu1.Nofurthercorrective actionisreouired.

i9FACILIYSi*TUSOTIIERSTATUS0NAQciLJS~i~aIO.I2ISacACTIVITYCQNT44TRELKASEQQPRELEASEAMOUNTOPACTIFPITY QSS~ZQ~~QK.NAI39IO44PERSONNEL fXPOSUIIES 4UAISERTYPEQESCRIPTION QN~iiLoOooo'iQ>>Lzle193IlI2.IsPcilsONNEL IktURFES[ii~J~oooIQFMETRO"4OISCQVECY

~A.'~31.4$NANA'ISCCVERY QESWPTICAIS2OperatorObservation LOCATIONOSAELKAScQ38SO30g2a29III'1LCSSQIICR0AMACE.0FACILITYQasTYPEOESCRIPTIQN

~Z'A2IOPUSLlc:..

ISSUEQOESCRIPT:QN 9IQaa2IOMAFIARP>RRPAR;R~NANA80080iso30NRCUSEONI.YI'l'IIIIISSi$4PI.ONs.('7

,<<4

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