ML19326B418

Forwards LERs 78-020/03L-0,78-021/03L-0 & 78-022/03L-0

ML19326B418
Person / Time
Site:	Arkansas Nuclear
Issue date:	08/30/1978
From:	David Williams ARKANSAS POWER & LIGHT CO.
To:	Seyfrit K NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19326B421	List: 05000313/LER-1978-020-03, /03L-0:on 780817,solenoid Valve SV 7807,supplying Control Air to VSF-9 Discharge Damper,Failed.Caused by Valve Defect.Valve Replaced 05000313/LER-1978-021-03, /03L-0:on 780818,leak Found in B Reactor Coolant Pump Area.Caused by High Pressure Seal Cavity Pressure Sensing Line Leak.Leak to Be Repaired in Next Shutdown 05000313/LER-1978-022-03, /03L-0:on 780820,fluid in Hydraulic Shock Suppressor Did Not Cover Supply Line to Valve Body.Caused by Incorrect Suppressor Installation.Suppressor re-oriented ML19326B418
References
1-088-18, 1-88-18, NUDOCS 8004150780
Download: ML19326B418 (1)

Text

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lly ARKANSAS POWER & LIGHT COMPANY POST OFFICE BCX 551 UTTLE ROCK. AAKAf6AS 72203 C501) 371-4000 August 30, 1978 1-088-18 THIS DOCUMENT CONTAINS Mr. K. V. Seyfrit, Director Office of Inspection and Enforcement; POOR QUALITY PAGES Region IV V. S. Nuclear Regulatory Comission 611 Ryan Plaza Drive, Suite 1000 Arlington, Texas 76011

Subject:

Arkansas Nuclear One - Unit 1 Docket No. 50-313 License No. OPR-51 Renortable Occurrence Report Numbers 60-313/ 78-M 50-313/78-21 and 50-313/78-22 (File: 052U)

O Gentlemen:

l In accordance with Arkansas Nuclear One - Unit 1 (ANO-1) Technical Specification 6.12.3.2, we hav-attached the subject reports concerning, 78 the failure of a soMid valve, SV 7807, supplying control air to VSF-9 discharge damper; 78 RCS leak in the B Reactor Coolant Pump Seal area; and 78 a hydraulic shock suppressor which was not installed correctly.

Very truly your,

I s

i e-,.

an1el H. Williams Manager, Licensing DHW:REI:hh Attachments i

l COPY SENT REGION b' 4 j, * %

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