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Forwards LERs 83-049/03L-0,83-050/03L-0,83-051/03L-0, 83-055/03L-0 & 83-056/03L-0.

Accession Number: ML20080J409

Date Released: Friday, April 3, 2020

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• ML20080J406 - Forwards LERs 83-049/03L-0,83-050/03L-0,83-051/03L-0, 83-055/03L-0 & 83-056/03L-0. (1 page(s), 9/19/1983)
• ML20080J433 - LER 83-049/03L-0:on 830821,turbine-driven auxiliary feedwater pump declared inoperable when pump failed to reach full speed during routine start.Caused by limit switch on valve HV-3226 being out of adjustment. (1 page(s), 9/19/1983)
• ML20080J446 - LER 83-050/03L-0:on 830825,train A & B chlorine detectors declared inoperable due to broken detector tapes.Cause not found.Tapes replaced. (1 page(s), 9/19/1983)
• ML20080J464 - LER 83-051/03L-0:on 830824,radiation monitors R-11 (containment atmosphere particulate activity) & R-12 (containment atmosphere gaseous activity),declared inoperable.Caused by personnel error. (1 page(s), 9/19/1983)
• ML20080J484 - LER 83-055/03L-0:on 830820 & 29,instrumentation channel associated w/feedwater flow indicator FI-487 declared inoperable.Cause for first event unknown.Second event caused by drifting of transmitter amplifier card.Card replaced. (2 page(s), 9/19/1983)
• ML20080J503 - LER 83-056/03L-0:on 830819 & twice on 830820,radiation monitors R-11 & R-12 declared inoperable when inboard vacuum pump tripped.Cause for first two events unknown.Third event caused by high ambient temp.Temporary cooling provided. (2 page(s), 9/19/1983)