05000368/LER-1981-001-03, /03L-0:on 810102,during Mode 1 Operation,Leak Was Found at Vent Line Weld on Charging Pump Stabilizer 2M115C. Leak Isolation Rendered Charging Pump 2P36C Inoperable. Caused by Dissolving Slag Inclusion.Weld Was Repaired

/03L-0:on 810102,during Mode 1 Operation,Leak Was Found at Vent Line Weld on Charging Pump Stabilizer 2M115C. Leak Isolation Rendered Charging Pump 2P36C Inoperable. Caused by Dissolving Slag Inclusion.Weld Was Repaired

ML20003A335
Person / Time
Site:	Arkansas Nuclear
Issue date:	01/27/1981
From:	Shively C ARKANSAS POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML20003A331	List: 05000368/LER-1981-001, Forwards LER 81-001/03L-0 05000368/LER-1981-001-03, /03L-0:on 810102,during Mode 1 Operation,Leak Was Found at Vent Line Weld on Charging Pump Stabilizer 2M115C. Leak Isolation Rendered Charging Pump 2P36C Inoperable. Caused by Dissolving Slag Inclusion.Weld Was Repaired
References
LER-81-001-03L, LER-81-1-3L, NUDOCS 8102030510
Download: ML20003A335 (1)

LER-1981-001, /03L-0:on 810102,during Mode 1 Operation,Leak Was Found at Vent Line Weld on Charging Pump Stabilizer 2M115C. Leak Isolation Rendered Charging Pump 2P36C Inoperable. Caused by Dissolving Slag Inclusion.Weld Was Repaired

Event date:
Report date:
3681981001R03 - NRC Website

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8 5,0 8 7 Da f f 60 EVENT Of sCRIPflON AND PROMADLE CONSEQUENCES h Lt'_13J IDuring Mode 1 operation, a leak was identified at a vent line weld on icharqinq pump suction stabilizer, 2 Mil 5C.

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k o i io i. i trendering Charging Pump, 2P36C, inoperable.

The redundant charging _ pumps 1 land the three I:ijh Pressure Injection pumps remained available for boration n s Ipa ths.

No similar occurrences: however, this 01currence is related to I

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ILER 50-368/80-090.

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The pin hole i i i L,_w Qak was caused by a dissolving slag inclusion.

The weld was repaired y li i 31 I and the charging pump, 2P36C, declared operable.

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