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Forwards Rev 5 to LER 94-005 re inadvertent test-mode starts of SDGs attributed to electronic noise.Rev includes details from recent inadvertent test-mode start & corrective actions in progress to address root cause.

Accession Number: ML20091R424

Date Released: Tuesday, April 14, 2020

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• ML20091R423 - Forwards Rev 5 to LER 94-005 re inadvertent test-mode starts of SDGs attributed to electronic noise.Rev includes details from recent inadvertent test-mode start & corrective actions in progress to address root cause. (2 page(s), 8/31/1995)
• ML20091R430 - LER 94-005-05:on 940607,inadvertent test-mode starts of SDGs occurred due to electronic noise.Added ceramic capacitors & surge suppression diodes across Allen Bradley run relays. (6 page(s), 7/19/1995)