ML19209C690

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LER 79-066/03L-0:on 790917,while Securing Line Up for Purging Drywell,Valve CAC-V10 Would Not Shut.Caused by Dirty Solenoid Valve for CAC-V10 Sticking.Valve Was Cleaned, Tested & Returned to Svc Satisfactorily
ML19209C690
Person / Time
Site: Brunswick Duke Energy icon.png
Issue date: 10/09/1979
From: Tollison A
CAROLINA POWER & LIGHT CO.
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19209C670 List:
References
LER-79-066-03L-01, LER-79-66-3L-1, NUDOCS 7910170272
Download: ML19209C690 (1)


Text

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UCENSEE EVENT REPORT CONTROL BLOCK: l 1

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lh (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION' IO TTl IN I C I n e l p i l l@l o l o I 14 15 lololololol LICENSE NUMBER 10 o25l@l26 41 LICENSE11 il TYPEII 11@lJO 57 CAT 58 l@

7 8 9 LICENSEE CODE CONT 7

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$uRCE 60 lL @l0l5 61 0DOCKET l- lNUMBER 0 l 3 l 2 dl 069 l 911 68 l7 l 7 l 9 hl I l 0REPORT EVENT DATE 74 75 l 0l 9l 7 l 980 @

DATE EVENT DESCRIPTION AND PROBABLE CONSEQUE6,.. h This l

[Oj 2_l l While securing the line up for purging the drywell, CAC-V10 would not shut.

pq q l valve is in the vent line for the drywell and is in series with another isolation l I valve, CAC-V9, which was operable. I 0 4 g l Technical Specifications 3.6.3, 6.9.1.9b l l

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57 I O 8 l OE CO E SU E COMPONENT CODE SUSCODE SU E O 9 l S lE l@ y@ lX l@ l Vl Al Ll V 0 Pl@ W@ g @

18 19 20 7 8 9 to 11 12 13 SEQUENTIAL OCCURRENCE REPORT REVISION EVENT YE AR REPORT NO. CODE TYPE N O.

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9lg47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h i O lThe P;1enoid valve for CAC-V10 was dirty and sticking. The valve was cleaned, tested I m l and returned to service satisfactorily. The air line was blown down with no foreien I i 2 Imatter found. This is considered an isolated event and no further action is required.

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NAME OF PREPARER