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Forwards LERs 83-052/03L-0,83-053/03L-0,83-054/03L-0, 83-055/03L-0,83-056/03L-0 & 83-057/03L-0.

Accession Number: ML20082P181

Date Released: Sunday, April 5, 2020

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• ML20082P176 - Forwards LERs 83-052/03L-0,83-053/03L-0,83-054/03L-0, 83-055/03L-0,83-056/03L-0 & 83-057/03L-0. (1 page(s), 11/28/1983)
• ML20082P182 - LER 83-052/03L-0:on 831025,instrumentation channels associated w/flow transmitters FT-475 & FT-485 declared inoperable due to erroneous indication.Caused by personnel error & procedural inadequacy. (2 page(s), 11/28/1983)
• ML20082P185 - LER 83-053/03L-0:on 831025,high flux trip setpoint associated w/intermediate range detector N-36 found set above 30% rated thermal power.Caused by procedural inadequacy.Procedures will be revised to prevent recurrence. (2 page(s), 11/28/1983)
• ML20082P191 - LER 83-054/03L-0:on 831028,instrumentation channel associated w/flow transmitter FT-496 declared inoperable due to erroneous indication.Cause undetermined.Instrument declared operable after testing. (1 page(s), 11/28/1983)
• ML20082P194 - LER 83-055/03L-0:on 831029,post-accident hydrogen analyzer train A analyzer mode selector switch inadvertently operated,causing train A to become inoperable.Caused by personnel error.Personnel involved counseled. (1 page(s), 11/28/1983)
• ML20082P201 - LER 83-056/03L-0:on 831101,RCS cooldown rate exceeded 100 F/h.Caused by personnel error.Operators plotting cooldown once per h.Personnel involved counseled & incident discussed w/licensed personnel. (2 page(s), 11/28/1983)
• ML20082P204 - LER 83-057/03L-0:on 831102,entry into Mode 3 made while solid state protection sys train A removed for performance of FNP-2-STP-33.0.Caused by personnel error.Train A returned to svc & heatup resumed. (1 page(s), 11/28/1983)