ML19282B164

LER 79-005/03L-0 on 790218:azimuthal Power Tilt Exceeded Tech Spec Max.Caused by Dropped Control Element Assembly. Corrective Action Detailed in LER 79-003/03L-0 Unit 1

ML19282B164
Person / Time
Site:	Calvert Cliffs
Issue date:	03/01/1979
From:	Carroll J BALTIMORE GAS & ELECTRIC CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19282B163	List: ML19282B162 ML19282B164
References
LER-79-005-03L-01, LER-79-5-3L-1, NUDOCS 7903090182
Download: ML19282B164 (1)

Text

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EVENT DESCRIPTION AND P909ABLE CONSEQUENCES h o 2 lDuring nomal oneration the azimuthal oower tilt (To) was detemined to be i O 3i ] .1255 at 0810. Both the total integrated radial peaking factor (Fr ) and total 1 fO i

4 l planar radial peaking factor 'FxyT ) were within the limits of T.S. 3.2.2 and I O s 1 3 2.3. At 0910 Tg was determined to be .0855. At 0010 on 2/19/79 Tq was i O e [detemined to be less than .0300, terminating this event. LERs 78-8 (U-1) and l 0l7 l78-26 (U-2) describe similar events. l _

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7 8 9 80 C DE CO E SUBCO E COMPONENT CODE SU8 CODE SU E

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44 47 lg CAUSE DESCRIPTION AND CORRECTIVE ACTIONS 3 O This event was caused by a dropped CEA. Cause and corrective action for that I

, , ievent are detailed in LER 79-3/3L (Unit 1). I M

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% PO OTHER STATUS DISCO RY DISCOVERY DESCRIPTION i s 5b@S l 0 l fERl2lgl NA l lA[gl Operator observation l

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T PE DESCR6PTICN NA I iI9 I 8 9 l@lto 80 790309018 7

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NAME OF PREPARER PHCNE: