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Forwards LER 97-018-00, "Inadequate TS Testing - Main Steam Isolation Valve Hydraulic Unit Override Contacts." LER was originally submitted on 971224 as LER 97-016.Number was already assigned to special rept.

Accession Number: ML18106A245

Date Released: Thursday, November 29, 2018

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• ML18106A244 - Forwards LER 97-018-00, "Inadequate TS Testing - Main Steam Isolation Valve Hydraulic Unit Override Contacts." LER was originally submitted on 971224 as LER 97-016.Number was already assigned to special rept. (1 page(s), 1/9/1998)
• ML18106A246 - LER 97-018-00:on 971125,inadequate TS testing of MSIV hydraulic unit override contacts,was identified.Caused by lack of adequate controls.Procedure S1(2).OP-ST.MS-0003(Q) revised to include testing of MSIV hydraulic unit override. (4 page(s), 12/25/1997)