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Requests that event entitled, "ESF Actuation During Performance of Instrument Maint Functional Tests Due to Personnel Errors," incorrectly identified as LER 89-006-00, be replaced w/encl LER 89-003-01.

Accession Number: ML20246L234

Date Released: Thursday, September 17, 2020

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• ML20247E526 - Requests that event entitled, "ESF Actuation During Performance of Instrument Maint Functional Tests Due to Personnel Errors," incorrectly identified as LER 89-006-00, be replaced w/encl LER 89-003-01. (1 page(s), 3/15/1989)
• ML20246L231 - LER 89-003-01:on 890128,shutdown cooling inboard suction isolation valve closed,causing train to shutdown & ESF to actuate.Caused by technician inattention to detail. Guidelines re partial surveillance issued. (4 page(s), 3/15/1989)