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 Issue dateTitleTopic
ML20077M2947 August 1991Suppls Ro:On 910731,safety Sys Component Failed Due to Excessive Wear to Brass Gears.Limit Switch Will Be Added to Rack That Raises Rod & Rod Drop Surveillance Check Procedure & Daily pre-start Check Procedures Will Be Modified
ML20077K0991 August 1991Ro:On 910731,control Rod Withdrew Beyond Upper Lattice Plate & Failed to Insert Upon Scram.Caused by Improper Alignment of Control Rod Position Indicator & Limit Switch Drive Train.Realigned Drive Train.No Damage to Equipment