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Forwards LER 86-016-01.Diagnostic test to determine direct cause of decay heat sys pump trip following arc in sump level indicator will be completed in 45 days.Supplemental LER will be completed in Jul 1987.

Accession Number: ML20210D118

Date Released: Tuesday, October 29, 2024

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• ML20210D158 - Forwards LER 86-016-01.Diagnostic test to determine direct cause of decay heat sys pump trip following arc in sump level indicator will be completed in 45 days.Supplemental LER will be completed in Jul 1987. (2 page(s), 5/1/1987)
• ML20210D113 - LER 86-016-01:on 861003,during cold shutdown,decay heat sys pump B tripped following arc in sump level indicator.Caused by technicians troubleshooting abnormal indication on panel H2SFB.DC vital power supplies will be modified. (5 page(s), 5/1/1987)