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Forwards LERs 81-050/03L-0,81-053/03L-0,81-048/03L-0 & 81-052/03L-0.
Accession Number: ML20031G007
Date Released: Tuesday, December 1, 2020
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- ML20031G006 - Forwards LERs 81-050/03L-0,81-053/03L-0,81-048/03L-0 & 81-052/03L-0. (1 page(s), 10/12/1981)
- ML20031G017 - LER 81-050/03L-0:on 810913,14,15 & 26,alarm setpoints for one or both component cooling radiation monitors RM-CC-105 & 106 exceeded limit of twice background.Cause attributed to fluctuations in background.Alarm setpoints adjusted. (2 page(s), 10/12/1981)
- ML20031G030 - LER 81-053/03L-0:on 810920,containment outside isolation valve 1-SI-73 inadvertently left in open position during PT-18.5 (flushing of sensitized piping).Individual that left valve open informed on-shift personnel.Valve closed. (2 page(s), 10/12/1981)
- ML20031G038 - LER 81-048/03L-0:on 810912,while unit was being returned to svc following rod control problem,C steam flow transmitter Ft-1495 indicated low.Caused by water collecting & shorting out transmitter.Transmitter replaced. (2 page(s), 10/12/1981)
- ML20031G043 - LER 81-052/03L-0:on 810920,during routine shutdown to repair feedwater leaks inside containment steam flow indicator for steam generator C,FI-1494,would not indicate properly.Caused by moisture in transmitter.Leaks repaired. (2 page(s), 10/12/1981)