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On 5/28/07 at 0100 CDT, Browns Ferry Unit … On 5/28/07 at 0100 CDT, Browns Ferry Unit 1 was performing 1-SR-3.5.1.7 (Comp) HPCI Comprehensive pump test when it was determined that HPCI pump set differential pressure was not within specifications and therefore would not support a declaration of operability for HPCI.</br>The event is reportable under 10CFR 50.72(b)(3)(v)(B) - 'any event or condition that at the time of discovery could have prevented the fulfillment of the safety function of structures or systems that are needed to remove residual heat' and 10CFR 50.72(b)(3)(v)(D) - 'any event or condition that at the time of discovery could have prevented the fulfillment of the safety function of structures or systems that are needed to mitigate the consequences of an accident'.</br>This event also requires a 60 day written report in accordance with 10CFR 50.72(b)(3)(v)(B) and 10CFR50.73(a)(2)(v)(D).</br>Initial investigation reveals a potential problem with the test equipment.</br>The licensee notified the NRC Resident Inspector.</br>* * * RETRACTION FROM M. RASMUSSEN TO W. HUFFMAN AT 1810 EDT ON 6/29/07 * * *</br>This report is being retracted. Engineering has re-evaluated the test results and determined that HPCI System pump met its design basis requirements during testing activities. As such, the circumstance discussed in this event report did not result in any condition that could have prevented the fulfillment of the safety function of structures or systems needed to mitigate the consequences of an accident. Therefore, this event is not reportable under 10CFR50.72(b)(3)(v)(B) or 10CFR50.72(b)(3)(v)(D).</br>The licensee notified the NRC Resident Inspector. R2DO (Ayres) notified.esident Inspector. R2DO (Ayres) notified. +
06:00:00, 28 May 2007 +
08:48:00, 28 May 2007 +
06:00:00, 28 May 2007 +
On 5/28/07 at 0100 CDT, Browns Ferry Unit … On 5/28/07 at 0100 CDT, Browns Ferry Unit 1 was performing 1-SR-3.5.1.7 (Comp) HPCI Comprehensive pump test when it was determined that HPCI pump set differential pressure was not within specifications and therefore would not support a declaration of operability for HPCI.</br>The event is reportable under 10CFR 50.72(b)(3)(v)(B) - 'any event or condition that at the time of discovery could have prevented the fulfillment of the safety function of structures or systems that are needed to remove residual heat' and 10CFR 50.72(b)(3)(v)(D) - 'any event or condition that at the time of discovery could have prevented the fulfillment of the safety function of structures or systems that are needed to mitigate the consequences of an accident'.</br>This event also requires a 60 day written report in accordance with 10CFR 50.72(b)(3)(v)(B) and 10CFR50.73(a)(2)(v)(D).</br>Initial investigation reveals a potential problem with the test equipment.</br>The licensee notified the NRC Resident Inspector.</br>* * * RETRACTION FROM M. RASMUSSEN TO W. HUFFMAN AT 1810 EDT ON 6/29/07 * * *</br>This report is being retracted. Engineering has re-evaluated the test results and determined that HPCI System pump met its design basis requirements during testing activities. As such, the circumstance discussed in this event report did not result in any condition that could have prevented the fulfillment of the safety function of structures or systems needed to mitigate the consequences of an accident. Therefore, this event is not reportable under 10CFR50.72(b)(3)(v)(B) or 10CFR50.72(b)(3)(v)(D).</br>The licensee notified the NRC Resident Inspector. R2DO (Ayres) notified.esident Inspector. R2DO (Ayres) notified. +
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00:00:00, 29 June 2007 +
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