ML19326B435

Forwards LERs 77-026/03L-0,77-025/03L-0,77-024/03L-0, 77-023/03L-0 & 77-021/03L-0

ML19326B435
Person / Time
Site:	Arkansas Nuclear
Issue date:	12/27/1977
From:	David Williams ARKANSAS POWER & LIGHT CO.
To:	Howard E NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19326B436	List: 05000313/LER-1977-021-03, /03L-0:on 771122,reactor Bldg Cooling Fan VSF-1B Tripped.Caused by Unlubricated Bearings.Fans Placed on Lubrication Schedules & VSF-1C Bearings Replaced 05000313/LER-1977-023-03, /03L-0:on 771125,leak Found in B Header Spray Piping at 390 Ft.Cause unknown.10 Ft of Piping Replaced 05000313/LER-1977-024-03, /03L-0:on 771125,pinhole Leaks Found in Spent Fuel Cooling Sys.Cause Unknown.Leaks Will Be Monitored & Repaired Prior to Second Refueling Outage 05000313/LER-1977-025-03, /03L-0:on 771129,during Insp,Snubber Fluid Reservoir for PSV-1000 Found Empty W/Cracked Wiper Ring. Caused by Ring Matl.New Ring & Gaskets Made of Ethylene Propylene Installed 05000313/LER-1977-026-03, /03L-0:on 771203,reactor Coolant Pump Seal Pressure Dropped & Leakage Occurred.Caused by Wear Due to Startups & Shutdowns.All Pump Seals Replaced ML19326B435
References
1-127-18, NUDOCS 8004150791
Download: ML19326B435 (1)

Text

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H ELPIN G BUILO ARKANSAS ARK ANS AS POWER & LIGHT COMPANY AC. Box Se1

• 177t.E ACCK. A AK ANS AS 72203.(5011371-4000 December 27, 1977

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Mr. E. Morris Howard, Director Office of Inspection 6 Enforcement lg gD'./ -

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Region IV t,

U. S. Nuclear Regulatory Constission C'v' 611 Ryan Plaza Drive, Suite 1000 Arlington, Texas 76011

Subject:

Arkansas Nuclear One - Unit 1 Docket No. 50-313 License No. DPR-51 Reportable Occurrence Reports No. 50-313/77-21, v

y 50-313/77-23, THIS DOCUMENT CONTAINS 50-313/77-24, 50-313/77-25, and POOR QUALITY PAGES 50-313/77-26 (File:

0520)

Pursuant to Technical Specification 6.12.3.1, we have atta'ched the Reportable Occurrence Reports as listed above.

Very truly urs9 Daniel H.

1111ams Manager, Licensing DHW:REI:nf Attachment cc: Mr. W. D. MacDonald, Director Office of Management Information and Program Control U. S. Nuclear Regulatory Commission Washington, D.C.

20555 cc:

Dr. E. Volgenau, Director Office of Inspection 6 Enforcement U. S. Nuclear Regulatory t.ommission Washington, D.C.

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MEMBE A MICOLE SOUTH UTILITIES SYSTEM