Home > NRC Library > ADAMS Public Documents

Forwards LERs 80-009/03L-0,80-010/03L-0,80-011/03L-0 & 80-012/03L-0.

Accession Number: ML111721041

Date Released: Thursday, September 1, 2011

Package Contents

The following links on this page are to Adobe Portable Document Format (PDF) files. To obtain a free viewer for displaying this format, see our Plugins, Viewers, and Other Tools.

• ML111721040 - Forwards LERs 80-009/03L-0,80-010/03L-0,80-011/03L-0 & 80-012/03L-0. (3 page(s), 3/21/1980)
• ML111721042 - LER 80-009/03L-0:800220,during steady full power operation, leak discovered on discharge of coolant charging pump 1C. Caused by hairline crack in coolant charging pump discharge manifold due to stress & vibration loads. (2 page(s), 3/21/1980)
• ML111721043 - LER 80-010/03L-0:on 800220,while starting SBV sys train A for SP 24-107,damper SBV-10A started to open & then cycled in mid-position,preventing drawing of vacuum in annulus. Caused by damper controller setpoint drift. (2 page(s), 3/21/1980)
• ML111721044 - LER 80-011/03L-0:on 800220,during steady state normal operation,containment monitoring sys pump R 11/12 indicated high flow & tripped off.Caused by high & low flow trip setpoint drift. (2 page(s), 3/21/1980)
• ML111721045 - LER 80-012/03L-0:on 800221,while performing SP 109,train B, during step of closing 1B diesel generator breaker, indication was lost & breaker would not close.Caused by dirty contacts on closing circuit knife switch. (1 page(s), 3/21/1980)