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Home NRC Library Document Collections Events, Reports Associated with Event Notification Reports 2019

Event Notification Report for January 02, 2019

U.S. Nuclear Regulatory Commission
Operations Center

Event Reports For
1/1/2019 - 1/2/2019

** 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."

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