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| {{Adams
| | #REDIRECT [[05000368/LER-1979-038-03, /03L-0 on 790527:during Main Steam Safety Valve Testing in Mode 3 Operation,Steam Generator a Pressure indicator,2PI-1041-4 on Channel Dpps,Failed High.Caused by Heat Breakdown of Some Component]] |
| | number = ML19323F309
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| | issue date = 05/21/1980
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| | title = Steam Generator a Pressure Indicator 2PI-1041-4N,on Channel D Primary Power Sys,Failed High.Cause Undetermined.Manufacturer Analysis Indicated Several Electronic Components Below Specs
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| | author name = Shively C
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| | author affiliation = ARKANSAS POWER & LIGHT CO.
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| | addressee name =
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| | addressee affiliation = NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
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| | docket = 05000368
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| | license number =
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| | contact person =
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| | document report number = LER-79-038-03X, LER-79-38-3X, NUDOCS 8005280751
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| | package number = ML19323F301
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| | document type = LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT
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| | page count = 1
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| }}
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| {{LER
| |
| | Title = Steam Generator a Pressure Indicator 2PI-1041-4N,on Channel D Primary Power Sys,Failed High.Cause Undetermined.Manufacturer Analysis Indicated Several Electronic Components Below Specs
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| | Plant =
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| | Reporting criterion =
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| | Power level =
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| | Mode =
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| | Docket = 05000368
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| | LER year = 1979
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| | LER number = 38
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| | LER revision = 3
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| | Event date =
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| | Report date =
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| | ENS =
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| | abstract =
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| }}
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| =text=
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| {{#Wiki_filter:Q UPDATE REPORT - PREVIOUS REPORT DATE 6/26/79 NRC PORM 3E4 U.S. NUCLE AR RECULATORY COMMISSION LICENSEE EVENT REPORT EXHIBIT A CONTROL BLOCK: l l l 1 i Uh (PLE ASE P'llNT OR TYPE ALL REQUIRED ONFORMATION)
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| E POR T D AT E 80 EVENT DESCRIPTION AND PROBA8LE CONSEQUENCES h riTT1 I During Main Steam Safety Valve testino. Mode 3 operation. the "A" Steam i f5TO i Generator pressure indicator, 2PI-1041-4N, on Channel "D" PPS failed hight l The low pressure and high SG differential pressure trips were bypassed per o.
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| o s i T.S. Table 3.3-1 Action #2 for the RPS and per T.S. Table 3.3-3 Action #91 o s i for ESFAS (MSIS & EFAS). The remaining indicators remained operable. Not toJ__Jl similar occurrences.
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| Reportable per T.S. 6.9.1.9.b.
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| 43 as er CAUSE DESCR.pTICN ANO CORREC flVE ACTIONS 27 l Investiaation revealed that the electronic cortion of the transmitter i
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| i o i,i,iiwould fail intermittantly.
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| The affected electronic cards were replaced i
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| iand returned to the manufacturer for analysis.
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| Analysis indicated several
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| }}
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| {{LER-Nav}}
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