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Suppl RO NP-32-77-16:on 770924,series of events occurred, resulting in depressurization of primary sys from normal pressure.Caused by steam feedwater rupture control sys spurious half trip.

Accession Number: ML20024C554

Date Released: Thursday, October 24, 2024

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• ML20024C553 - Suppl RO NP-32-77-16:on 770924,series of events occurred, resulting in depressurization of primary sys from normal pressure.Caused by steam feedwater rupture control sys spurious half trip. (58 page(s), 11/14/1977)
• ML20024C561 - Part 21 rept re defect in component concerning governor on auxiliary feed pumps.Initially reported on 771005.Governor modified including removal of portions of pneumatic speed- setting mechanism. (7 page(s), 10/11/1977)