ML20009B959

Forwards LERs 81-011/03L-0 & 81-012/03L-0

ML20009B959
Person / Time
Site:	Big Rock Point File:Consumers Energy icon.png
Issue date:	07/09/1981
From:	Withrow G CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20009B960	List: 05000155/LER-1981-011-03, /03L-0:on 810612,vacuum Relief Capability for Containment Bldg Exhaust Loop Was Inoperable on 810612,16 & 18.Cause Not Stated 05000155/LER-1981-012-03, /03L-0:on 810615,special Timing Test Revealed Closure Time of Valve CV4095 to Be Between 8 & 11-s,above Tech Spec Limit of 6-s.Exact Cause Not Determined.Valves Replaced W/Valves Having Increased Exhaust Capability ML20009B959
References
NUDOCS 8107200085
Download: ML20009B959 (1)

Text

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e Consumers POW 8r Company Genere! Offices: 212 West Michison Avenue, Jackson, Michleen 49201 + (517) 788-0550 July.9, 1981 cn' s

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Office of Inspection and Enforcement 4

Region III tj US Nuclear Regulatory Conmission T99 Roosevelt Road Glen Ellyn, IL 60137 DOCKET 50-155 - LICENSE DPR BIG ROCK POINT PLANT - LICENSEE EVENT REPORTS NO 81-011 & 81-012 -

CONTAIIDENT ISOLATION SYSTEM Attached are Licensee Event Reports (LERs)81-011 and 81-012. These reports are subnitted in accordance with Technical Specification 6.9.2.b(2).

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