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| {{Adams
| | #REDIRECT [[05000324/LER-1980-049-03, /03L-0:on 800701,during Performance of High Drywell Pressure Channel Pressure & Functional Test, Technicians Found Pressure Switch 2-C72-PS-N002B Actuating Out of Tolerance.Caused by Instrument Drift]] |
| | number = ML19344A423
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| | issue date = 08/12/1980
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| | title = During High Drywall Pressure Channel Calibr & Functional Test,Pressure Switch Actuation Found Out of Tolerance.Caused by Instrument Drift. Switch Recalibr & PT 1.1.3PC Completed Satisfactorily
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| | author name = Tollison A
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| | author affiliation = CAROLINA POWER & LIGHT CO.
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| | addressee name =
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| | addressee affiliation = NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
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| | docket = 05000324
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| | license number =
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| | contact person =
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| | document report number = LER-80-049-03L, LER-80-49-3L, NUDOCS 8008200273
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| | package number = ML19344A410
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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 = During High Drywall Pressure Channel Calibr & Functional Test,Pressure Switch Actuation Found Out of Tolerance.Caused by Instrument Drift. Switch Recalibr & PT 1.1.3PC Completed Satisfactorily
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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 = 05000324
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| | LER year = 1980
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| | LER number = 49
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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:.
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| UPDATE REPORT LICENSEE EVENT REPORT PREVIOUS REPORT DATE 7-17-80 CONTROL BLOCK: [l l
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| l l
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| l lh (PLEASE P lNT OR TYPE ALL REQUIRED INFCRMATION) 1 6
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| l@
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| f 7
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| 8 9 LICENSEE CODE M
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| 15 LICENSE NUVSER 25 26 LICENSE TYPE 40
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| $7 CAT SS CON'T l L Ql 0 l 5 l0 l-l0 l 31214 @l01710 l1 l 810 l@l 01 81 il 2l 8l Ol@
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| 8 60 61 OOCK ET NUMSEM 6a 69 EVENT OATE 74 75 REPORT OATE 80 EVENT DESCRIPTION AND PROSABLE CONSEQUENCES h l 0121 l During the performance of High Drywell Pressure Channel Calibration and Functional l
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| lT751 l Test, PT 1.1.3PC. I&C Technicians found pressure switch 2-C72-PS-N002B, model l
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| f7TTl Inumber 12N-AA4-X10TT, actuating out of tolerance.
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| The switch actuated at 56.3 l
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| l inches of water applied while the reportable limit is greater than 55.36 inches l
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| 0 5 [TTs''l I of water applied. The event did not affect the health or safety of the public.
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| l 0 7 l l
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| I ITTi1 I 80 7
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| 8 9 OE OE S 8C E COMPONENT CODE SUB O'E SU E
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| 7 8
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| 9 10 it 12 fJ 18 t9
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| 'O SEOUENTIAL OCCURRENCE REPORT REVISION 1 E R/8to EVENT vliAR REr 0RY NO.
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| CODE TYPE N O.
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| 33 J4 35 36 37 40 43 42 43 44 47 CORRECTIVE ACTIONS h CAUSE DESCRIPTION AN :
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| l i l 0 l l Instrument drift caused the pressure switch to be out of tolerance.
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| The switch was re-1 l calibrated and PT 1.1.3PC was completed satisfactorilv.
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| A review of the m st tvn mr I i
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| l history of this nodel oressure switch showed no unusuni or reportable characteristics: I i 2 y ltherefore, this is considered an isolated event with no further action recuired.
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| I y l These switches are functionally tested monthlv and calibrated everv three nenths.
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| I 80 7
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| 8 9 SA
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| % POWER OTHER STATUS Q15 O RY DISCOVERY DESCRIPTION li l 5 l [H_J@ l 0l Ol O!@l N/A l
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| lBl@l Periodic Test l
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| Co'N TE NT AMOUNT OF ACTIVITY @ l LOCATION OF RELEASE @
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| ACTIVITY RELEASED cP RELE ASE N/A l
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| N/A l
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| [i_16,] l Z l @ l Zl@l 7
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| 8 9 10 11 44 45 80 PERSONNEL E XPOSURES FTTl 10 l 010 l@l z !@OESCRIPTION NUM8ER T*PE l
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| N/A l
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| , RSO~~E L.N,u'4 E S OoGRi,0~@
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| ~uM8E R 10 l 0 ! 01@L N/A I
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| i a 80 7
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| 8 9 11 12 LOSS OF OR OAMAGE m F A*'tLITY Q TYPE C E SCRIP 7lC',
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| v LzJ@l N/A l
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| i 9 80 7
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| 8 9 to PU8UC17Y f.~%
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| NRC USE ONLY ISSUED @DESCRIPTtoret/*
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| lNl l
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| N/A I
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| IIIIIIIIlllll2 2 o 8008200 273 2
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| * S
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| 'a A. C. Tollison, Jr.
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| PHONE:
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| 8 ME OF P'7 PARER
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| }}
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| {{LER-Nav}}
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