05000334/LER-1981-011-03, /03L-0:on 810121,electrolyte Detectors 101A & B Found Not Dripping & 101C Detector Had Slow Drip Rate.Cause Under Investigation.Detectors Adjusted,Repaired & Declared Operable on 810129

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/03L-0:on 810121,electrolyte Detectors 101A & B Found Not Dripping & 101C Detector Had Slow Drip Rate.Cause Under Investigation.Detectors Adjusted,Repaired & Declared Operable on 810129
ML20003C110
Person / Time
Site: Beaver Valley
Issue date: 02/20/1981
From: Lacey W
DUQUESNE LIGHT CO.
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20003C105 List:
References
LER-81-011-03L, LER-81-11-3L, NUDOCS 8102260641
Download: ML20003C110 (2)
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LER-1981-011, /03L-0:on 810121,electrolyte Detectors 101A & B Found Not Dripping & 101C Detector Had Slow Drip Rate.Cause Under Investigation.Detectors Adjusted,Repaired & Declared Operable on 810129
Event date:
Report date:
3341981011R03 - NRC Website
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U. S. NUCLE A2 RECULATC2Y COMMIS$10N i NRC FOftat 300 mm LICENSEE EVENT REPORT

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l While performing a surveillance test on the control room chlorine detection system j 3

a a 1 at 1840 hours0.0213 days <br />0.511 hours <br />0.00304 weeks <br />7.0012e-4 months <br />, it was discovered that the 101A and 101B detector's electrolyte was l

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@ l not dripping and the 101C detector had a slow drip rate.

g l declared inoperable and the operacion of the system continued in accordance with j

i i Technical Specification 3.3.3.7.

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1914 hours0.0222 days <br />0.532 hours <br />0.00316 weeks <br />7.28277e-4 months <br />, the 101C detector was adjusted and declared operable.

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101B detectors were repaired and declared operable on 1/29/81.

i i l g i repeated failures of the detectors to function properly has not been satisfactorily l j

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