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Forwards LERs 80-050/03L-0,80-051/03L-0 & 80-052/03L-0.

Accession Number: ML19344B148

Date Released: Tuesday, December 24, 2019

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• ML19344B147 - Forwards LERs 80-050/03L-0,80-051/03L-0 & 80-052/03L-0. (1 page(s), 8/15/1980)
• ML19344B149 - LER 80-050/03L-0:on 800717,while testing steam driven emergency feedwater pump 2P7A,turbine driven 2K3 tripped on overspeed.Cause not found.Accelerated test schedule resumed to determine reason for trips. (1 page(s), 8/15/1980)
• ML19344B154 - LER 80-051/03L-0:on 800717,during Mode 1 operation,core A protection calculator failure alarm was received.Cause not determined.Calculator reinitiated & all failure indications returned to normal.Bypasses removed. (1 page(s), 8/15/1980)
• ML19344B157 - LER 80-052/03L-0:on 800719,during Mode 1 operation, containment bldg pressure indicator 2PI-5603-3 failed high. Caused by erratic current repeater 2PY-5603-3B.Repeater replaced & pressure indication returned to normal. (1 page(s), 8/15/1980)