Event Notification Report for January 02, 2019
|
U.S. Nuclear Regulatory Commission Event Reports For ** EVENT NUMBERS ** |
| 53811 |
| Power Reactor | Event Number: 53811 |
| Facility: FERMI Region: 3 State: MI Unit: [2] [] [] RX Type: [2] GE-4 NRC Notified By: ETHAN HAUSSER HQ OPS Officer: JOANNA BRIDGE |
Notification Date: 01/01/2019 Notification Time: 11:02 [ET] Event Date: 01/01/2019 Event Time: 04:54 [EST] Last Update Date: 01/01/2019 |
| Emergency Class: NON EMERGENCY 10 CFR Section: 50.72(b)(3)(v)(C) - POT UNCNTRL RAD REL 50.72(b)(3)(v)(D) - ACCIDENT MITIGATION |
Person (Organization): ERIC DUNCAN (R3DO) |
| Unit | SCRAM Code | RX Crit | Initial PWR | Initial RX Mode | Current PWR | Current RX Mode | |||||||
| 2 | N | Y | 5 | Startup | 5 | Startup |
Event Text
| GLAND SEAL EXHAUSTER - AUTOMATIC TRIP FUNCTION INOPERABLE "On January 1, 2019 at approximately 0454 EST, while performing planned maintenance activities on the Feedwater Distributed Control System (FW DCS), it was discovered that the automatic trip instrumentation of the Gland Seal Exhauster (GSE) was inoperable. The automatic GSE trip is assumed in the safety analysis for the Control Rod Drop Accident (CRDA) and is required when Thermal Power is less than or equal to 10%. "The automatic trip function of the GSE was inoperable for 1 minute, 19 seconds. No Control Rod movement occurred while the automatic trip of the GSE was inoperable. There was no adverse impact to public health and safety or to plant employees and there was no radiological release. "This report is being made pursuant to 10CFR50.72(b)(3)(v)(C) and 10CFR50.72(b)(3)(v)(D). "The NRC Resident Inspector has been notified." |
Page Last Reviewed/Updated Thursday, March 25, 2021
Page Last Reviewed/Updated Thursday, March 25, 2021