ML19308A752

Forwards RO-269/78-03 & Revised LERs for RO-269/77-29 & RO-269/78-01,originally Submitted on 780118 & 0203, Respectively

Date released: 11/18/2019	Download: ML19308A752

LER 78-001/03L-02:on 780105,Keowee Hydro Unit 2 Failed to Start on Initiation for Oconee Control Room.Caused by Failure of Field Flashing Breaker DB-26 to Close.Breaker Verified Operable.Investigation Continuing as of 780323

ML19308A774
Person / Time
Site:	Oconee
Issue date:	03/23/1978
From:	Ken Wilson DUKE POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
Download: ML19308A774 (1)

LER 77-029/03L-01:on 771219,Keowee Hydro Unit 2 Failed to Start on Initiation from Oconee Control Room.Caused by Failure of Field Flashing Breaker on Generator to Close. Breaker Verified Operable.Investigation Continuing

ML19308A760
Person / Time
Site:	Oconee
Issue date:	03/23/1978
From:	Ken Wilson DUKE POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
Download: ML19308A760 (1)

LER 78-003/03L-0:on 780222,Keowee Hydro Unit 2 Failed to Start.Caused by Inoperable Field Flashing Breaker.Breaker & Control Sys Insp Revealed No Abnormalities.Breaker Failed on Three Other Occasions.Cause for Breaker Failure Not Known

ML19308A754
Person / Time
Site:	Oconee
Issue date:	03/23/1978
From:	Ken Wilson DUKE POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
Download: ML19308A754 (1)

RO 269/78-03:on 780222,Unit 2 Field Flashing Breaker Failed to Close.Cause of Breaker Malfunction Not Determined.Relays in Breaker Control Circuit Were Replaced.Investigation to Control Breaker Sys Faults Continues

ML19308A753
Person / Time
Site:	Oconee
Issue date:	03/23/1978
From:	DUKE POWER CO.
To:
References
Download: ML19308A753 (2)

Forwards RO-269/78-03 & Revised LERs for RO-269/77-29 & RO-269/78-01,originally Submitted on 780118 & 0203, Respectively

ML19308A751
Person / Time
Site:	Oconee
Issue date:	03/23/1978
From:	Parker W DUKE POWER CO.
To:	OREILLY J P NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
Download: ML19308A751 (2)