|
|
| Line 1: |
Line 1: |
| {{Adams
| | #REDIRECT [[05000324/LER-1980-121-03, /03L-1:on 801229,following Reactor Scram,Reactor Level Instrument 2-B21-LI-R604A Did Not Track Properly to Decreasing Reactor Level.Caused by Instrument Level Transmitter 2-B21-LT-N026A Out of Calibr]] |
| | number = ML19341B506
| |
| | issue date = 01/27/1981
| |
| | title = /03L-0:on 801229,reactor Level Instrument 2-B21-LI-R604A Found Not Tracking Properly to Decreasing Reactor Level.Caused by Instrument Level Transmitter 2-B21-LT-N026A Drift Out of Calibr.Transmitter Recalibr
| |
| | author name = Pastva M
| |
| | author affiliation = CAROLINA POWER & LIGHT CO.
| |
| | addressee name =
| |
| | addressee affiliation = NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
| |
| | docket = 05000324
| |
| | license number =
| |
| | contact person =
| |
| | document report number = LER-80-121-03L, LER-80-121-3L, NUDOCS 8102020398
| |
| | package number = ML19341B505
| |
| | document type = LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT
| |
| | page count = 1
| |
| }}
| |
| {{LER
| |
| | Title = /03L-0:on 801229,reactor Level Instrument 2-B21-LI-R604A Found Not Tracking Properly to Decreasing Reactor Level.Caused by Instrument Level Transmitter 2-B21-LT-N026A Drift Out of Calibr.Transmitter Recalibr
| |
| | Plant =
| |
| | Reporting criterion =
| |
| | Power level =
| |
| | Mode =
| |
| | Docket = 05000324
| |
| | LER year = 1980
| |
| | LER number = 121
| |
| | LER revision = 3
| |
| | Event date =
| |
| | Report date =
| |
| | ENS =
| |
| | abstract =
| |
| }}
| |
| | |
| =text=
| |
| {{#Wiki_filter:.
| |
| l 4
| |
| n.m CONTROL BLOCK: l l
| |
| l l
| |
| l l
| |
| l
| |
| ( LEAS PI T OR TYPE Alt AEQUIRED INFORMATION)
| |
| Io IiI I n I C l B l E l P l 2 l@l 0 l 0 l - l 0 l 0 l 0 l 0 l 0 l-l 0 l 0 l@l All l 1l 1l 1l@l l
| |
| l@
| |
| 7 8 9 LitENSEE CQgE 14 tb LICEr4E NuVdEH 45 26 LICEreSE T v rE JG b, L A I Sd CON'T L21J 50"J LIJ@l o f s I o l - 10131214IGit: 21219 l a 10 l@l0111217 l a 11 l@
| |
| 7 8
| |
| tsQ 61 DQLit ET r.gveEM 6J GJ EVENT DATE 14 7'J REPORT DAT E BJ EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h joj2l l Following a reactor scram, reactor icvel instrument. 2-B21-T.I-R604A, did not track l
| |
| I o l a J l properly to decreasing reactor level. All other level indications responded properly l
| |
| ;oj ;lto changes in reactor level. This event did nct affect the health or safety of the 1
| |
| i InisJlpublic.
| |
| l 10101!
| |
| M l
| |
| I [0l?j l l0{w] [ Q Technical Specif1 cations 3.3.5.3. 6.9.1.95 l
| |
| 80 gD 7
| |
| 8
| |
| 'J SYSTEM
| |
| | |
| ==CAUSE==
| |
| CAUSE COVP VALVE l
| |
| CCOE CODE SUSC00E COMPONENT CODE SUSCOOE SUSCOOF loI91 i i I e l@ I n l@ LzlO I il Nl si Ti al ul@ l T I@ Lz_l @
| |
| 7 8
| |
| 9 10 tt 12 13 14 19 20 SEQUE N TI AL OCCURRENCE REPORT REVISION EVENT YE AR REPORT NO, CooE TYPE NO.
| |
| O,a;E R HQI si of I-I I il 21 il 1/l I 013 I ILi l-l I 01 L.gr 26 22 23 24 du 21 2d J'd 3J J1 J2 A
| |
| f A
| |
| G' C PL NT HOURS 5e FOR 9 U8.
| |
| 5 PLIE MAN AC URER l E lglJ4 C[@
| |
| lgg lJb Zl@
| |
| l0 l 0j 0l 0l lNl@
| |
| l Yl@
| |
| l N]@
| |
| l Yl 0l 1l 0l@
| |
| JJ J3 J
| |
| 40 41 42 43 44 47 CAUSE DESCRIPTION ANO COAnECTIVE ACTIONS h l i j u l l The gain setting on the instrument level transmitter, 2-B21-LT-NO26A, drifted out of l
| |
| 4 i,ji;; calibration. The transmitter was then recalibrated and returned to noTnal operation. ]
| |
| A check of the other similar icvel transmitters on both units did not reveal any l
| |
| ,,,., j j l problem',.
| |
| These type transmitters will be replaced with more reliable instrumentation l
| |
| ;,,,i;during a future outage.
| |
| l 80 7
| |
| 8 9 57 f 3
| |
| % POWER oTHE R ST ATUS D65 0 Av DtSCOVERY DESCniPTION lt l S I l D j@ l 0l 0l0 l@l NA l l A.j@l Operator Surveillance l
| |
| I ACitv1TV CD Test l
| |
| l s ELEASED OF 54ELEME AMOUNT oF ACTIVITY LoCAfs0N CF PELEASE l: l6l lZ l
| |
| NA l
| |
| [
| |
| NA l
| |
| i e
| |
| 'J 10 11 44 4b 60
| |
| #f ASONNEL EurosunES NuoA r n Tv8f D E SC Hi* TION IiF4IO!OIol@lZl@l NA l
| |
| ,Easosf'iNmus oEscn'aiios@
| |
| s u.'u n Ii I : l 1010101@l NA l,*
| |
| 80 p
| |
| 9
| |
| 'J tt it L 0% UF mi O AVAr.E f o # ACIL t TV t ) *r E hi sc uip t ion NA l
| |
| LzJ@l i >
| |
| GO a 9 10 I e I o f L,lij@ESn erio~O iv.lE'"
| |
| 8102020 % g l '.l.> l l l ] l l l l [ ] l.ol.J i
| |
| l NA
| |
| .. a t o
| |
| a m
| |
| M. J. Pastva, Jr.
| |
| pggg g;_,,,,919-4 57-9 5 21 g'
| |
| Nave or enceanco
| |
| }}
| |
| | |
| {{LER-Nav}}
| |