ML19330A872

LER 80-019/03L-0:on 800630,two Power Range High Power Trip Setpoints Were Over Tech Spec Limit.Caused by Personnel Error.Rept Reviewed & Technicians Cautioned

ML19330A872
Person / Time
Site:	Prairie Island
Issue date:	07/24/1980
From:	Hunstad A NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML19330A866	List: ML19330A865 ML19330A872
References
LER-80-019-03L-01, LER-80-19-3L-1, NUDOCS 8007290677
Download: ML19330A872 (1)

Text

h". ucENSEE EVENT REPORT CONTROL BLOCK: l l

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lh (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) 8 a 8W9 l MLICENSEE l N lCODE P l I l N l 1 l@IS0LeCENSE 14 l 0 l NUM8ER- l 0 l 0 l 0 l 250 l 0l -lLICENSE 26 0 l 0TYPE l@l l l@

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1,7 cal 68 CON'T g ", IQl 0 l 5 l 0 l 0 l0 l 2 l 8 l 2 @l 0 l 6 l 310 l 8 l 0 @l 01 7l2 l4 l 8 l080l@

3gC]l 68 69 74 7S REPORT DATE 7 8 60 61 DOCKET NUMBER EVENT DATE EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h O 2 l When the NIS Power Range High Power Trin setnoints were set nreceding a l return to full power, two of the four setpoints were set as much as 0.088 g percent above the Tech Spec limit at .08%. Not repetitive. No effect on g public health and safety. Tech Spec. 2.3.A.2 applies. g O 6 l l 0 7 l l 0 8 l  ! ~

OE CODE SUSC E COMPONENT CODE SUSCODE SU E O 9 lIl A l@ y@ WQ l Zl Zl Zl Zl Zl Zl@ g@ y @

7 8 9 to 11 12 13 18 19 20

_ SE QUE NTI AL , OCCURRENCE REPORT REVISION LE R/RO EVENT YEAR REPORT NO. CODE TYPE NO.

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32 TK AC ON PL NT ME e4 HOURS S8 IT FOR 8. SUPP l MAN F CTURER l_JJ@

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31 40 43 W@

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43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h i o l Personnel error in prescribing the Tech Spec setpoint on the setpoint change l 3 , g request instead of the nominal 107.4% usually prescribed for conservatism. I

, , g Involved personnel will review this report and I&C Technicians will be l

, , y cautioned to check setpoint record cards when changing setpoints. l i 4 l l 7 8 9 80 STA S  % POWER oTH E R S TATUS dis O RY DISCOVERY DESCRtPTION h (F j@ l 0l 5 l 0 l@l Surveillance Test i s _

NA l lBl@l l A TiVITY CO TENT RELEASED OP RELEASE AMOUNT OF ACTIVITY LOCATION OF RELE ASE 1 6

@ @l NA l l NA l 7 8 9 to 13 44 4S 80 PERSONNEL FXPOSURES NUM8ER TYPE DESCRIPTION 1 7 l 0 l 0 l 0 l@y@l NA j PERSONNE't INauWiES NUM8ER DESCRIPTION @

1 a l0l0l0l@l NA _j 8 9 11 12 80 LOSS T YP E -

OP OR DAMAGE TO FACILtTY Q DESCRIPTION  %,/

g y@l NA l 7 8 9 to 80 DESCRIPTION *

[@l ISSU 2 O NA l lllllllllllllj 7 8 9 to 68 69 E.0 5 nstad 612-388-4767 PHONE: {

8 0 0 7 2 9 0(,g OF PREPARER