ML20031C143

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RO 76-04:on 760324,while Testing Emergency Diesel Generator, Engine Tripped Due to High Cooling Water Temp.Caused by Foreign Matl Plugging Water Pump Suction Screen.Suction Screen Cleaned.Biannual Cleaning Will Be Implemented
ML20031C143
Person / Time
Site: Big Rock Point File:Consumers Energy icon.png
Issue date: 04/15/1976
From: Sewell R
CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To: James Keppler
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
RO-76-04, RO-76-4, NUDOCS 8110060578
Download: ML20031C143 (2)


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l high coolinit water temperature. Redundant electrical power supplies l

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@ l uere avst1nMe and in ener:ntion. This is first in1 4 screen plugging l

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7 89 10 11 12 17 43 44 47 4d CAUSE DESCRIPTION Q l The water pu=p suction screen had becoce plugged by marine growth and l

80 7 89 o9 l foreign caterial. To prevent recurrence, biannual cleaning of the Suction l

80 7 89 3l screen will be ieclemented as a preventive maintenance item.

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April 15, 1976

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'76-4 Attached is a Licensee Eirent Report'(RO Ir=76?-describing the es:ergency diesel generater trip due to high cooling water temperature.

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Ralph 3. Sevell Nuclear Licensing AJ.ninistre. tor CC: USNRC-IE I

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