05000321/LER-1979-030-03, /03T-0 on 790508:possibility Exists for Unnecessary Trip of Plant Svc Water Pumps During Loca.Logic Schemes Will Be Modified to Distinguish Between Loss of Sys Pressure & Diesel Test Condition

/03T-0 on 790508:possibility Exists for Unnecessary Trip of Plant Svc Water Pumps During Loca.Logic Schemes Will Be Modified to Distinguish Between Loss of Sys Pressure & Diesel Test Condition

ML19289F126
Person / Time
Site:	Hatch
Issue date:	05/24/1979
From:	Thomas Greene GEORGIA POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19289F125	List: 05000321/LER-1979-030, Forwards LER 79-030/03T-0 05000321/LER-1979-030-03, /03T-0 on 790508:possibility Exists for Unnecessary Trip of Plant Svc Water Pumps During Loca.Logic Schemes Will Be Modified to Distinguish Between Loss of Sys Pressure & Diesel Test Condition
References
LER-79-030-03T, LER-79-30-3T, NUDOCS 7906040304
Download: ML19289F126 (1)

LER-1979-030, /03T-0 on 790508:possibility Exists for Unnecessary Trip of Plant Svc Water Pumps During Loca.Logic Schemes Will Be Modified to Distinguish Between Loss of Sys Pressure & Diesel Test Condition

Event date:
Report date:
3211979030R03 - NRC Website

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[]I exists the possibility for an unneces<;ary trip of the plant ser~vice water pumps dur-l 4] l inq a LOCA.

FSAR Table 8.4-1 states that the pumos will not trip on LOCA alone.

I 1] I This condition applies to E. I. Hatch Unit I and. Unit II. The pumps would automat-l 1F] I ically restart and this interruption in olant service water uould create no unsafe il I plant conditions.

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