05000315/LER-1981-018-03, /03L-0:on 810609,source Range Detector Experienced Loss of Voltage When Crid 2 Was Switched from Alternative to Normal Supply.Caused by Momentary Loss of Ac to Drawer. Fuses Removed & Reinstalled

/03L-0:on 810609,source Range Detector Experienced Loss of Voltage When Crid 2 Was Switched from Alternative to Normal Supply.Caused by Momentary Loss of Ac to Drawer. Fuses Removed & Reinstalled

ML20009C682
Person / Time
Site:	Cook
Issue date:	07/07/1981
From:	Palmer R INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20009C675	List: 05000315/LER-1981-018-03, /03L-0:on 810609,source Range Detector Experienced Loss of Voltage When Crid 2 Was Switched from Alternative to Normal Supply.Caused by Momentary Loss of Ac to Drawer. Fuses Removed & Reinstalled 05000315/LER-1981-019-03, /03L-0:on 810608,section of Piping W/Hand Valve Found to Have Never Been Leak Tested.Review of Plant Documents Failed to Determine Time of Installation or Purpose.Request Issued to Remove Valve & Seal Weld Piping ML20009C674
References
LER-81-018-03L-01, LER-81-18-3L-1, NUDOCS 8107210354
Download: ML20009C682 (2)

LER-1981-018, /03L-0:on 810609,source Range Detector Experienced Loss of Voltage When Crid 2 Was Switched from Alternative to Normal Supply.Caused by Momentary Loss of Ac to Drawer. Fuses Removed & Reinstalled

Event date:
Report date:
3151981018R03 - NRC Website

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8 60 61 OOCK ET NUMBER 68 69 EVENT DATE 74 75 REPORT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h Io Ial I WHILE IN M0DE 6, SOURCE RANGE DETECTOR (N-32) EXPERIENCED A LOSS OF DETECTOR VOLTAGF l

i o,3, l WHEN CRID #2 WAS SWITCHED FROM THE ALTERNATE SUPPLY TO THE NORMAL SUPPLY. THIS l

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ATTACHMENT TO LER #81-018/03L-0 SUPPLEhENT TO CAUSE DESCRIPTION HIGH V0LTAGE AND THE SYSTEM WAS RETURNED TO SERVICE.