ML19208D464

LER 79-077/03L-0:on 790826,safety Injection Tank 2T2D Level Could Not Be Maintained Above 80.1% Due to Makeup Valve 2CV-5064 Failing to Open on Command.Caused by Improper Spring Tension on Valve Operator Gate.Tension Adjusted

ML19208D464
Person / Time
Site:	Arkansas Nuclear
Issue date:	09/20/1979
From:	Shively C ARKANSAS POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19208D451	List: ML19208D450 ML19208D453 ML19208D461 ML19208D464
References
LER-79-077-03L, LER-79-77-3L, NUDOCS 7909280456
Download: ML19208D464 (1)

Text

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H.PORTQ.Tt SC EVENT DESCRIPTION ANO PRO 8AGLE CONSEQUENCES h ITTTl I Durino Mode 1 coeration. the "n" 9afety Tnioctinn Ta n te 2I20, lavol ecuireI ro TT1 i not be maintained above the 80.1% indicated 1pwi as ronoired hv T R 14 I o . ilb due to makeup valve, 2CV-5064 failina t1 coen on command. ~hp i o s l other Saf9ty In'pe tinn Tinles emainod nnoratinnal an r3cenerone o inuc19- 1 o is ino Safety In_iection Tanks is IFR EO-16A/74 16- hnwover. it is nnt I o si Isimilar. This occurrence is reportable per T.S.6.9.1.9b.

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