05000333/LER-1980-094-03, /03L-0:on 801216,water Level Switch 02-3-LIS-58A Found Set Outside Tech Specs.Caused by Instrument Drift. Instrument Recalibr

/03L-0:on 801216,water Level Switch 02-3-LIS-58A Found Set Outside Tech Specs.Caused by Instrument Drift. Instrument Recalibr

ML19341A040
Person / Time
Site:	FitzPatrick
Issue date:	01/15/1981
From:	W. Verne Childs POWER AUTHORITY OF THE STATE OF NEW YORK (NEW YORK
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19341A038	List: 05000333/LER-1980-094, Forwards LER 80-094/03L-0 05000333/LER-1980-094-03, /03L-0:on 801216,water Level Switch 02-3-LIS-58A Found Set Outside Tech Specs.Caused by Instrument Drift. Instrument Recalibr
References
LER-80-094-03L, LER-80-94-3L, NUDOCS 8101210496
Download: ML19341A040 (1)

LER-1980-094, /03L-0:on 801216,water Level Switch 02-3-LIS-58A Found Set Outside Tech Specs.Caused by Instrument Drift. Instrument Recalibr

Event date:
Report date:
3331980094R03 - NRC Website

text

NTC FORf.1056 U.S. NUCLEAR REGULATORY COMMISSION (7 77)

LICENSEE EVENT REPORT (3

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CONTROL SLOCK: l l

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l l lh (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) a 6

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8 9 UCENSEE CODE 14 1

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W 60 61 OOCKET NUM8 ER 68 69 EVENT OATE 74 75 REPORT C ATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h

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During normal operation, while conducting surveillance required by TS Table 4.2-1 l

and 4.2-7 water level switch 02-3-LIS-58A was found set at -41.4 inches when

,g,3 Io I4I I required by TS Table 3.2-1 to be set equal to or greater than -38.

The other 3 l

Io ls] I switches were within TS limits and LIS-58A was immediately recalibrated.

No j

lo is i 1 sienificant hazard existed.

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l0l8l l 80 7

8 9 SYSTE M

CAUSE

CAUSE COMP.

VALVE CODE CCCE SU8CCCE COMPONENT CODE SUSCODE SUSCODE l0l9l l Sl Fl@ l El@ l E l@ l Il Nl S l T j Rl U [Q lS l@ [ Zl@

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9 10 11 12 13 18 19 20 SEQUENTIAL OCCUR RENCE REPORT REVISION t.ER RO EVENT YEA R R EPORT No.

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44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS liloll The out of tolerance finding is attributed to instrument drift.

The instrument l

was recalibrated and surveillance will be increased from once each month to once I1 Iii I I i 12 I l each week until satisfactory performance is demonstrated.

No additional action

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1s required.

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