ML19261F334

RO 77-14/3L:on 770524,reactor Bldg Isolation Valve RB-V7 Failed to Close on Engineering Safeguards Test Signal, Leading to Operation in Degraded Mode Permitted by Limiting Condition for Operation Per Tech Spec 3.6.6

Date released: 10/02/2019	Download: ML19261F334

LER 77-014/03L:on 770524,during Reactor Bldg Cooling & Isolation Sys Logic Channel & Component Test,Reactor Bldg Cooling Return Isolation Valve RB-V7 Failed to Close Upon Receipt of Signal.Caused by Dirt on Valve Diaphragm

ML19261F335
Person / Time
Site:	Crane
Issue date:	06/23/1977
From:	Potts W METROPOLITAN EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
Download: ML19261F335 (1)

RO 77-14/3L:on 770524,reactor Bldg Isolation Valve RB-V7 Failed to Close on Engineering Safeguards Test Signal, Leading to Operation in Degraded Mode Permitted by Limiting Condition for Operation Per Tech Spec 3.6.6

ML19261F333
Person / Time
Site:	Crane
Issue date:	06/20/1977
From:	Herbein J METROPOLITAN EDISON CO.
To:
References
Download: ML19261F333 (5)