05000364/LER-1981-004-03, /03L:on 810314,audible Count Rate in Containment Was Lost in Mode 6.Caused by Blown Fuse in 2D Inverter. Blown Inverter Fuse Replaced

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/03L:on 810314,audible Count Rate in Containment Was Lost in Mode 6.Caused by Blown Fuse in 2D Inverter. Blown Inverter Fuse Replaced
ML20003F165
Person / Time
Site: Farley 
Issue date: 04/13/1981
From: Hairston W
ALABAMA POWER CO.
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20003F162 List:
References
LER-81-004-03L, LER-81-4-3L, NUDOCS 8104200314
Download: ML20003F165 (1)


LER-1981-004, /03L:on 810314,audible Count Rate in Containment Was Lost in Mode 6.Caused by Blown Fuse in 2D Inverter. Blown Inverter Fuse Replaced
Event date:
Report date:
3641981004R03 - NRC Website

text

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60 61 OOCKET NUV8 ER 6a si sviNT O ATE 74 75 PEPORT CATE 83 EVENT DESCRIPTION AND PROSASLE CONSECUENCES h i c i 2 ! l At 0605 on 3/14/81, with Unit 2 in Mode 6, audible count rate in the containeent I

l o l a i l was lost. Tech. Spec. 3.9.2, in part, requires an audible count rate in the contain-l lotal l cent when the plant is in Mode 6.

Tech. Spec. 3.9.2 action statement require =ents-l toi3l l were met.

Health / safety of the public were not affected.

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l2 Ioll Audible count rate was lost as a result of a blown fuse in the 2D inverter. The I

IL tiI i 120 volt vital instrument panel 2D was trarsferred to an alternate sucolv and the 1

g:,2; I blown inverter fuse was replaced. Audible count rate in the containment was restored l

ii2t l at 0614 on 3/14/81.

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