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Forwards LERs 87-026-01,87-013-01 & 86-010-01.

Accession Number: ML20236H036

Date Released: Wednesday, October 23, 2024

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• ML20236H034 - Forwards LERs 87-026-01,87-013-01 & 86-010-01. (1 page(s), 7/30/1987)
• ML20236H046 - LER 87-026-01:on 870310,unacceptable intermixing of power/ control & instrumentation cables discovered.Investigation of cause for each intermixing occurrence continuing.Procedures will be issued to define listed circuits & degree of mixing. (10 page(s), 7/30/1987)
• ML20236H076 - LER 87-013-01:on 870204 & 06,discrepancies in routing of instrumentation cables & cable & raceway tracking sys discovered.Caused by personnel error.Nonconforming Rept S-6374 issued to remedy App R violation. (5 page(s), 7/30/1987)
• ML20236H120 - LER 86-010-01:on 870522,seven safe shutdown indication circuits found unprotected from fire in single switchgear room.Caused by personnel error.Hourly fire watch established.Cable rerouted,per App R requirements. (3 page(s), 7/30/1987)