ML20003A614

LER 81-001/03L-0:on 801230,outlet Temp of Loop 2 Pcrv Cooling Water Sys Exceeded Tech Spec Level.Caused by High Setpoint of Cooling Water Temp Controller Following Calibr. Controller Reset & Operators Will Be Reinstructed on Sys

ML20003A614
Person / Time
Site:	Fort Saint Vrain
Issue date:	01/30/1981
From:	Gahm J PUBLIC SERVICE CO. OF COLORADO
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML20003A612	List: ML20003A611 ML20003A614
References
LER-81-001-03L, LER-81-1-3L, NUDOCS 8102040403
Download: ML20003A614 (1)

Text

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!,,.  ! Fr :m 13 30 hour3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br /> s on December 30. 1980. until 0100 hours0.00116 days <br />0.0278 hours <br />1.653439e-4 weeks <br />3.805e-5 months <br /> on DecenSer 31. IMO. with the

. ;;; j plant operating at approximately 55'; thermal power, the cutlet temperature of Loop 2 l This ccnstitutes operation in a degraded ,

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PCR'l Cooling water system exceeded 120*F.

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3 ;3,  ; mode of LCO 4.2.13b) and is reportable per Fort St. ' train Technical Specification No accompanying occurrence or probable consequences. No affect on j

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Auss OEscPieriON AND cOARECTIVE ACTIONS h j . ; 3 y l Cause f or the increased temperature was the cooling water temcerature controller

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Jpon discoverv of I j , 4, j ; being set at a higher than normal setpoint following calibration.

, , ,,,i the high temperature, the temperature controller was reset to the proper setpoint. [

31, 1980. l

, ,,j j The temperature decreased to an acceptable value by 0100 hours0.00116 days <br />0.0278 hours <br />1.653439e-4 weeks <br />3.805e-5 months <br /> on December Operttors will be re-ins truc-l

. ,, , ; and no further degraded mode of operation was observed. 8 i ,3c;;e4 on system and Technical Spec < - cat,'g o r&e, OISOOVEAv OIS00VEAv 0ESCm'#Tf 0N STa .s %80Wga CTw E 81 $T A TUS Goer, tor Observeti,n I i4 i ss J7 l E l@) l cl 51sl@lN/A 44 I IAl@l 45 46 80

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