05000368/LER-1979-049-03, /03L-0 on 790703:hydraulic Snubber Visual Insp Surveillance Not Performed on Schedule.Caused by Erroneous Assumption by Plant Personnel That Surveillance Performed During Reactor Coolant Pump Motor Maint

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/03L-0 on 790703:hydraulic Snubber Visual Insp Surveillance Not Performed on Schedule.Caused by Erroneous Assumption by Plant Personnel That Surveillance Performed During Reactor Coolant Pump Motor Maint
ML19274F817
Person / Time
Site: Arkansas Nuclear 
Issue date: 07/31/1979
From: Shively C
ARKANSAS POWER & LIGHT CO.
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19274F812 List:
References
LER-79-049-03L, LER-79-49-3L, NUDOCS 7908060475
Download: ML19274F817 (1)
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LER-1979-049, /03L-0 on 790703:hydraulic Snubber Visual Insp Surveillance Not Performed on Schedule.Caused by Erroneous Assumption by Plant Personnel That Surveillance Performed During Reactor Coolant Pump Motor Maint
Event date:
Report date:
3681979049R03 - NRC Website
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text

h NRC FORM 366

'l 5 NUCLE AR REGUL ATORY COMMtisiON (7 77)

LICENSEE EVENT REPORT EXHIBIT A CONTROL BLOCst [l l l l l lh (PLE ASE PRINT OR TYPE ALL REOUIRED INFORMATIONI I

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EVENY o&TE 74

?S HFPOHT OAft so EVENT DESCRIPTION AND PROB AOLE CONSEQUENCES h IoI21I noview revealed that the Hydraulic Snubber Visual o

a 1 Inspection Surveillance required after not less lo141I than four months but within six months of initial i

F TG 1 criticality per T.S.'4.7.8.la, was not performed I

t o ic i l on s ched ul e.

Initini criticality occurred on 12/5/78.

I lo Iil I Other occurrences involvinn test schedules are LER 50-368/79-041 6 78-024 e

I Reportabl e_per T.S. 6.9.1. 9b.

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j i Motor maintenance which reau. ired the removal of the snubbers.

t I The snubbers we: e proven opt rable within 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> of discovery 1

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