Home > NRC Library > ADAMS Public Documents

Forwards LERs 79-094/03L-0,79-095/03L-0 & 79-096/03L-0.

Accession Number: ML20125C855

Date Released: Monday, May 18, 2020

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.

• ML20125C853 - Forwards LERs 79-094/03L-0,79-095/03L-0 & 79-096/03L-0. (1 page(s), 1/4/1980)
• ML20125C870 - LER 79-094/03L-0:on 791207,during Mode 1 operation,Channel B pressurizer pressure variable setpoint oscillated between 0 & 1,000 psia,causing low pressurizer pressure trip on Channel B.Caused by power supply failure.Card replaced. (1 page(s), 1/4/1980)
• ML20125C885 - LER 79-095/03L-0:on 791211,during Mode 1 operation,battery charger 2D32 discovered to have low output voltage,rendering bus inoperable.Caused by current surge while readjusting output voltage.AC breaker reset & 2D32 returned to svc. (1 page(s), 1/4/1980)
• ML20125C900 - LER 79-096/03L-0:on 791211,during Mode 1 operation,core protection calculator C failed,causing low DNBR & high linear power density trips.Caused by data link failure between calculator & operator console.Sys restarted. (1 page(s), 1/4/1980)