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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 **

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

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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