At 1413 EST Ginna Station declared an Unusual Event due to the Loss of Main Control Board
Annunciators E, F, G and H. There was ongoing maintenance at the time, however, no specific cause for the loss has been identified. The licensee confirmed that they have redundant indication available to monitor plant parameters. The unit is currently stable and operating at 100% power.
The licensee informed state and local agencies and the NRC Resident Inspector.
Based on testing, troubleshooting, and restoration of power to the Main Control Board Annunciators, Ginna Station exited the Unusual Event at 0435 hours0.00503 days <br />0.121 hours <br />7.19246e-4 weeks <br />1.655175e-4 months <br /> on 2/6/09.
The licensee notified the NRC Resident Inspector.
Notified RDO (Gray),
NRR EO (Hiland),
IRD MOC (Grant),
DHS (Kettles), and
FEMA(LaForty).
