ENS 53108
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ENS Event | |
|---|---|
18:10 Dec 8, 2017 | |
| Title | |
| Event Description | U/2 HPCI [Unit 2/High Pressure Coolant Injection] was declared inoperable due to leak by of the pump discharge check valve after pump shutdown from flow testing. This resulted in cycling of the minimum flow valve. The discharge valve was closed to prevent the continued cycling of the minimum flow valve. This condition was identified during normal surveillance testing.
The licensee notified the NRC Resident Inspector. |
| 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:+-0.75 h-0.0313 days <br />-0.00446 weeks <br />-0.00103 months <br />) | |
| Opened: | Rachel Heath 17:25 Dec 8, 2017 |
| NRC Officer: | Vince Klco |
| Last Updated: | Dec 8, 2017 |
| 53108 - NRC Website
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Unit 2 | |
|---|---|
| Reactor critical | Critical |
| Scram | No |
| Before | Power Operation (100 %) |
| After | Power Operation (100 %) |
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