05000244/LER-1979-014-03, /03L-0 on 790709:during RCS Cooldown,Operator Noted Channel P-452 Overpressurization Alarm Not in Correct State.Caused by Bistable Setpoint Drift.Alarm Unit Replaced

/03L-0 on 790709:during RCS Cooldown,Operator Noted Channel P-452 Overpressurization Alarm Not in Correct State.Caused by Bistable Setpoint Drift.Alarm Unit Replaced

ML17261A135
Person / Time
Site:	Ginna
Issue date:	08/08/1979
From:	Edgar E ROCHESTER GAS & ELECTRIC CORP.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML17244A754	List: 05000244/LER-1979-014, Forwards LER 79-014/03L-0 05000244/LER-1979-014-03, /03L-0 on 790709:during RCS Cooldown,Operator Noted Channel P-452 Overpressurization Alarm Not in Correct State.Caused by Bistable Setpoint Drift.Alarm Unit Replaced
References
LER-79-014-03L, LER-79-14-3L, NUDOCS 7908140800
Download: ML17261A135 (2)

LER-1979-014, /03L-0 on 790709:during RCS Cooldown,Operator Noted Channel P-452 Overpressurization Alarm Not in Correct State.Caused by Bistable Setpoint Drift.Alarm Unit Replaced

Event date:
Report date:
2441979014R03 - NRC Website

text

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The alarm unit is a Foxboro model 63/U-AT-OHAA.

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