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Alert

Due to a lapse in appropriations, the NRC has ceased normal operations. However, excepted and exempted activities necessary to maintain critical health and safety functions—as well as essential progress on designated critical activities, including those specified in Executive Order 14300—will continue, consistent with the OMB-Approved NRC Lapse Plan.

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Information Notice No. 83-42: Reactor Mode Switch Malfunctions

… is required at this time. Description of Circumstances: Susquehanna 1 Events: On March 22, 1983, Susquehanna Unit 1 … position, the group 1 isolation signal from low main steam line pressure (850 psig) should be bypassed. When the … in imprecise operation of the cam followers. General Electric was contacted and confirmed that problems existed …

Bulletin 81-01, Revision 1: Surveillance of Mechanical Snubbers

… produced by another manufacturer. 3. On April 8, 1977, Iowa Electric Light and Power Company submitted event report No. … of Pacific Scientific Company mechanical snubbers on main steam and feedwater systems at Turkey Point Plant Units 3 … Unit 1; Virgil C. Summer Nuclear Station, Unit 1; and Susquehanna Steam Electric Station, Unit 1 shall perform the …