ENS 51368

v t e ENS Event
23:01 Sep 3, 2015
Title	High Pressure Coolant Injection (Hpci) Declared Inoperable
Event Description	At 1901 EDT on 9/3/2015, the Unit 2 HPCI system inboard steam supply valve isolated due to a high steam flow instrument failure. The inboard steam supply valve closed and isolated as expected. There were no indications of a steam leak. Drywell parameters and affected Reactor Enclosure rooms and piping areas were inspected with no indications of a steam leak. In addition, the steam leak detection system did not indicate any rising temperatures for any of the affected areas. The issue has caused Unit 2 HPCI to be declared inoperable and unavailable. Unit 2 has entered into a 14 day [Technical Specification] Limited Condition of Operation per T.S. 3.5.1. The licensee notified the NRC Resident Inspector.

ENS 51368 +/-
Where
Limerick Pennsylvania (NRC Region 1)
Reporting

10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident
Time - Person (Reporting Time:+-0.95 h-0.0396 days <br />-0.00565 weeks <br />-0.0013 months <br />)
Opened:	Mark Arnosky 22:04 Sep 3, 2015
NRC Officer:	Jeff Rotton
Last Updated:	Sep 3, 2015
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v • d • e

v t e Emergency Notification System
Limerick with 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident
WEEKMONTHYEAR2025-03-03T15:44:00 [Table view]
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