05000255/LER-1980-022-03, /03L-0:on 800710,2-h After Reactor Criticality, Channel NI-03 Not Declared Operable Prior to Reactor Startup.Caused by Failure of Shift Supervisor to Check Control Mechanism

/03L-0:on 800710,2-h After Reactor Criticality, Channel NI-03 Not Declared Operable Prior to Reactor Startup.Caused by Failure of Shift Supervisor to Check Control Mechanism

ML18045A472
Person / Time
Site:	Palisades
Issue date:	08/08/1980
From:	CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML18045A471	List: 05000255/LER-1980-022, Forwards LER 80-022/03L-0 05000255/LER-1980-022-03, /03L-0:on 800710,2-h After Reactor Criticality, Channel NI-03 Not Declared Operable Prior to Reactor Startup.Caused by Failure of Shift Supervisor to Check Control Mechanism
References
LER-80-022-03L, LER-80-22-3L, NUDOCS 8008120390
Download: ML18045A472 (1)

LER-1980-022, /03L-0:on 800710,2-h After Reactor Criticality, Channel NI-03 Not Declared Operable Prior to Reactor Startup.Caused by Failure of Shift Supervisor to Check Control Mechanism

Event date:
Report date:
2551980022R03 - NRC Website

text

PALISADES PLANT NRCFORM361 17.n1

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((ID 1ApProD.ma.tely two hours following reactor criticality 9 it was discovered

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l]E 1T.S. 3.17 requires both channels be operable for plant conditions at time lIID 1o:f' occurrt!lnce.

Within an hour o:f' discovery, NI-03 was declared operable.

((I[) 1NI-03 was capable of performing its intended safety function during entire I!I!J 1period in question.

Condition reportable per T.S. 6.9.2.B.3.

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[!J]J fThe administrative control :mechanism (EOR)*11sed to control restoration o::!!J* INI-03 to Service va5 not cleared w +be Sb1 ft si1perv:f sor as req.. 1ired rn,e o::::r::D 1ma.ster startup checklist has been revised to require verification that rIID I all req'Uired EOR' s are cleared.

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