05000250/LER-1980-027-01, /01T-0:on 801212,motor Operated Valve in Sample Line from Steam Generator 3A Found Closed,Precluding Generator Monitoring.Caused by Valve Operator Inadvertently Closing Valve During Maint

/01T-0:on 801212,motor Operated Valve in Sample Line from Steam Generator 3A Found Closed,Precluding Generator Monitoring.Caused by Valve Operator Inadvertently Closing Valve During Maint

ML17340A597
Person / Time
Site:	Turkey Point
Issue date:	12/23/1980
From:	Pace P FLORIDA POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML17340A595	List: 05000250/LER-1980-027, Forwards LER 80-027/01T-0 05000250/LER-1980-027-01, /01T-0:on 801212,motor Operated Valve in Sample Line from Steam Generator 3A Found Closed,Precluding Generator Monitoring.Caused by Valve Operator Inadvertently Closing Valve During Maint
References
LER-80-027-01T, LER-80-27-1T, NUDOCS 8101130382
Download: ML17340A597 (2)

LER-1980-027, /01T-0:on 801212,motor Operated Valve in Sample Line from Steam Generator 3A Found Closed,Precluding Generator Monitoring.Caused by Valve Operator Inadvertently Closing Valve During Maint

Event date:
Report date:
2501980027R01 - NRC Website

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a chemist technician revealed that a motor operated'valve in the sample line from 3A steam generator (S/G)'was closed.

This precluded continuous monitoring of that generator (via PRUS Ch.

19) as required. by TS 3.9.1.i during blowdown operations.

During this period, the 3B 6 3C S/G liquid samples and non-condensible as from all 3 S/Gs via the steam 'et air e ector exhausts were continuously monitored.

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The maximum duration of interrupted flow was 29 hours3.356481e-4 days <br />0.00806 hours <br />4.794974e-5 weeks <br />1.10345e-5 months <br />.

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