ML19210D284

LER 79-094/03L-0:on 791025,control Bldg Intake Air High Chlorine Alarm Did Not Annuniciate During Test.Caused by Lifted Internal Power Leads.Personnel Warned & Received Refresher Training

ML19210D284
Person / Time
Site:	Brunswick
Issue date:	11/19/1979
From:	Tollison A CAROLINA POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19210D282	List: ML19210D281 ML19210D284
References
LER-79-094-03L, LER-79-94-3L, NUDOCS 7911260231
Download: ML19210D284 (2)

Text

NRO FORQ4 3g U.S. NUCLEAR REGULATORY COMMISSION (7 771 .

LICENSEE EVENT REPORT (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION)

CONTROL DLOCK:

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7 8 60 64 OOCK ET *.UV8E R EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h o 2 l While performing PT 46.3. Control Buildine Chlorine Detection Test. the " Control I o 3 l Building Intake Air High Chlorine" alarm did not annunciate on either unit. I Lo_L4j l O s l I lo_Lej l l O 7 0 8 l Technical Specifications 3.3.5.5. 6.9.1.9b i SYSTE M CAUSE CAUSE COMP. VALVE CODE CODE SU8 CODE COMPON ENT CODE SU8 CODE SUSCODE 7

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41 42 yl@ 43 A lh l X 9l9l9l@ 4 47 CAUSE CESCRIPTION AND CORRECTIVE ACTIONS h i o l The internal power leads for both units were found lif ted and were immediate1v I i i l terminated. It is believed that these leads were lifted durine recent annunciator I

, ., l ground testing and not reconnected. The crew involved has been counseled on the I gl potential personnel and plant consequences incurred by this type of procedural l

, , g violation. All I&C and Electrical personnel will receive refresher training in l 7 8 g 80 A  % POWER OTHER STATUS is O RY DISCOVERY DESCRIPTION 1 5 (_Ej@ l 0 l 9 l 1 l@l N/Al [B_j@l Periodic Test l ACTIVITY CO TENT

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LER CONTINUATION - RO# 2-79-94 Facility: BSEP Unit No. 2 Event Date: 10-25-79 the " Jumper & Wire Rcmoval Procedure." An investigation is in progress at this time to ensure that all other annunciator wires are terminated correctly.

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