05000366/LER-1981-037-03, /03L-0:on 810416,while Operating at 95% Power, Hydraulic Control Unit Accumulator Low Pressure Alarm Was Received for Rod 46-23.Caused by Failure to Recharge Accumulator for Rod.Accumulator Returned to Operable Status

/03L-0:on 810416,while Operating at 95% Power, Hydraulic Control Unit Accumulator Low Pressure Alarm Was Received for Rod 46-23.Caused by Failure to Recharge Accumulator for Rod.Accumulator Returned to Operable Status

ML20003H994
Person / Time
Site:	Hatch
Issue date:	05/04/1981
From:	Baxley S GEORGIA POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20003H990	List: 05000366/LER-1981-037, Forwards LER 81-037/03L-0 05000366/LER-1981-037-03, /03L-0:on 810416,while Operating at 95% Power, Hydraulic Control Unit Accumulator Low Pressure Alarm Was Received for Rod 46-23.Caused by Failure to Recharge Accumulator for Rod.Accumulator Returned to Operable Status
References
LER-81-037-03L, LER-81-37-3L, NUDOCS 8105080300
Download: ML20003H994 (2)

LER-1981-037, /03L-0:on 810416,while Operating at 95% Power, Hydraulic Control Unit Accumulator Low Pressure Alarm Was Received for Rod 46-23.Caused by Failure to Recharge Accumulator for Rod.Accumulator Returned to Operable Status

Event date:
Report date:
3661981037R03 - NRC Website

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60 61 DOCKET NUMBER 68 E9 EVENT DATE 74 75 REPGRT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h lWhile operating at 95% power the HCU Accumulator low pressure alarm was received for i

0 2 pit 1 I Rod 46-23. This accun'ulator was not returned to operable status per Tech Specs I

i o l 4 l l 3.1.3. 5.a.1.

Rod 46-23 was declared inoperable per Tech Spec 3.1.3.5.a.2 and Tech I

i pec 3.1.3.1.b.1 and 3 were complied with for Rod 46-23. This is a repetitive 1

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50-366/1981-037-Licensee: Georgia Power Company Facility Name:

Edwin I. Hatch Docket #:

50-366

Narrative

Report for LER 50-366/1981-037 While operating at 95% power the HCU Accumulator low pressure alarm was received for Rod 46-23. This accumulator was not returned to operable status as required per Tech. Spec. section 3.1.3.5.a.1.

Personnel did not recognize this as an 8 hour9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> LC0 and thus the re-quirenents of Tech. Spec. 3.1.3.5.a.1 were not complied with until 0810 4-17-81, 10 hours1.157407e-4 days <br />0.00278 hours <br />1.653439e-5 weeks <br />3.805e-6 months <br /> after the alarm was received.

Rod 46-23's accumulator was returned to operable status at 1000 4-17-81.

Personnel were admonished for not complying with Tech. Specs. in this incident.

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