05000364/LER-1981-014-03, /03L-0:on 810506,sequencer B2J Failed to Load Shed River Water Pump 3 During Loss of Sys Pressure Test.Caused by Malfunction of Relay Due to Dirty Contacts.Contacts Cleaned & Adjusted & Sequencer Returned to Svc on 810507

/03L-0:on 810506,sequencer B2J Failed to Load Shed River Water Pump 3 During Loss of Sys Pressure Test.Caused by Malfunction of Relay Due to Dirty Contacts.Contacts Cleaned & Adjusted & Sequencer Returned to Svc on 810507

ML20004F106
Person / Time
Site:	Farley
Issue date:	06/09/1981
From:	Hairston W ALABAMA POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20004F097	List: 05000364/LER-1981-014-03, /03L-0:on 810506,sequencer B2J Failed to Load Shed River Water Pump 3 During Loss of Sys Pressure Test.Caused by Malfunction of Relay Due to Dirty Contacts.Contacts Cleaned & Adjusted & Sequencer Returned to Svc on 810507 05000364/LER-1981-015-03, /03L-0:on 810506,hydrogen Recombiner 2A Oxygen Concentration Increased Above Tech Spec Level w/4.3% Hydrogen Concentration.Cause Not Stated.Oxygen Concentration Reduced & Recombiner Returned to Svc ML20004F096
References
LER-81-014-03L, LER-81-14-3L, NUDOCS 8106160508
Download: ML20004F106 (1)

LER-1981-014, /03L-0:on 810506,sequencer B2J Failed to Load Shed River Water Pump 3 During Loss of Sys Pressure Test.Caused by Malfunction of Relay Due to Dirty Contacts.Contacts Cleaned & Adjusted & Sequencer Returned to Svc on 810507

Event date:
Report date:
3641981014R03 - NRC Website

text

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63 61 DOCKET NU?.185R 63 63 EVENT CATg 74 75 ai7CRT OATE 53 EVENT DESCRIPTION AND PROSA8LE CONSEQUENCES h y l At 0620 on 5/6/81, the B2J sequencer was delared inoperable when it failed to load shed I

{Tl p l the number three river water pump during an LOSP test. Tech. Spec. 3.8.1.1, in part, j

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