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Forwards LERs 78-030/03L-0,78-032/03L-0 & 78-029/03L-0.

Accession Number: ML19269C282

Date Released: Thursday, October 10, 2019

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• ML19269C281 - Forwards LERs 78-030/03L-0,78-032/03L-0 & 78-029/03L-0. (1 page(s), 1/25/1979)
• ML19269C283 - LER 78-030/03L-0 on 781227:in mode 1 operation,during main turbine roll,main steam relief valves 2PSV1053 lifted,due to steam dump valve failures.Failed to reseat,causing excessive RCS cooldown. (1 page(s), 1/25/1979)
• ML19269C287 - LER 78-032/03L-0 on 781228:during mode 2 operation,2P7A, emergency feedwater pump A tripped on overspeed when feeding steam generators.Cause was damaged lead in speed control unit. (1 page(s), 1/25/1979)
• ML19269C290 - LER 78-029/03L-0 on 781227:in mode 1 operation,during main turbine roll,main steam relief valve 2PSV1053 lifted,due to steam dump valve failures.Valve failed to reseat,causing RCS temp to drop 107 feet within 52 min. (1 page(s), 1/25/1979)