05000325/LER-1980-078-03, /03L-0:on 801007,while Verifying Rod Positions, Control Rod 30-35 Had No Full Out Indication.Caused by Defective Rod Position Indication Reed Switch.Repair Set for Next Long Outage.Work Request Re Generic Problem Written

/03L-0:on 801007,while Verifying Rod Positions, Control Rod 30-35 Had No Full Out Indication.Caused by Defective Rod Position Indication Reed Switch.Repair Set for Next Long Outage.Work Request Re Generic Problem Written

ML19339B943
Person / Time
Site:	Brunswick
Issue date:	10/28/1980
From:	Tollison A CAROLINA POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19339B942	List: 05000325/LER-1980-078, Forwards LER 80-078/03L-0 05000325/LER-1980-078-03, /03L-0:on 801007,while Verifying Rod Positions, Control Rod 30-35 Had No Full Out Indication.Caused by Defective Rod Position Indication Reed Switch.Repair Set for Next Long Outage.Work Request Re Generic Problem Written
References
LER-80-078-03L, LER-80-78-3L, NUDOCS 8011100473
Download: ML19339B943 (2)

LER-1980-078, /03L-0:on 801007,while Verifying Rod Positions, Control Rod 30-35 Had No Full Out Indication.Caused by Defective Rod Position Indication Reed Switch.Repair Set for Next Long Outage.Work Request Re Generic Problem Written

Event date:
Report date:
3251980078R03 - NRC Website

text

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LICENSEE EVENT REPORT C.ONTROL BLOCK: l l

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8 60 61 COCKET NUMBER 68 69 EVENT DATE 74 75 REPCRT DATE 80 EVENT DESCRi? TION AND PROB ABLE CONSEQUENCES h 1

l a l 21 l During normal operation, while verifying control rod positions, control rod 30-35 Similar events involving control rod position indica-l g -l l had no " full out" indication.

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l o t e l ! tions have been reported in LER's 1-80-25 and 1-80-62.

l lo;3l l the health or safety of the public.

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I o I ] The indication problem with the rod is believed to be a defective rod position 11 Corrective maintenance for this rod will be completed during i l i I i I L 'ication reed switch.

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I LER AITACHMENT - RO #1-80-78 Facility: BSEP Unit No. 1 Event Date: 10-7-80 1 work request has been written to investigate and determine if a generic problem exists with these control rod position switches. All PIP indications were checked during control rod friction testing conducted during the recent refueling outage.

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