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 Issue dateTitleTopic
ML20217N74718 October 1999Ro:On 990923,overpower Operation.Caused by Malfunction in Percent Power Channel.Channel Repaired & Returned to Service on 991007
ML20236B8832 March 1989Ro:On 890301,as Second to Two Std Control Rods Being Withdrawn,Other Two Rods Automatically Scrammed.Caused by Frayed Wires on Rod Drive Mechanism Resulting in Short Circuit.Electromagnetic Assembly May Be Replaced
ML20213G93330 October 1986Ro:On 861028,while Performing Routine Monthly Surveillance Tests,Alarm Condition in Circuit Activated Visual Annunciation at Police Dept Indicator Panel But Failed to Activate Audible Annunciation.Caused by Dirty Contacts
ML20129E71223 May 1985Ro:On 850522,reactor Operated W/O Continuous Air Monitor Operating.Caused by Monitor Being Manually Switched Off Before Reactor Startup.Breaker Reset