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RO:on 930305,noted that Shim Safety Rod 1 still had magnet current applied & had not dropped to bottom.Caused by electrical short between engage limit switch & magnet coil assembly.Short & long range plans developed.Copy encl.

Accession Number: ML20034H998

Date Released: Tuesday, December 1, 2020

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• ML20034H997 - RO:on 930305,noted that Shim Safety Rod 1 still had magnet current applied & had not dropped to bottom.Caused by electrical short between engage limit switch & magnet coil assembly.Short & long range plans developed.Copy encl. (2 page(s), 3/12/1993)
• ML20034J012 - Addresses several issues concerning recent malfunction of Shim Safety 1 Control Rod in response to slow scram & corrective actions taken & proposed in order to restart reactor. (3 page(s), 3/12/1993)