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On April 12, 2004, Salem station made an 8 … On April 12, 2004, Salem station made an 8 hr report titled ACCIDENT MITIGATION - COMMON CONTROL ROOM EMERGENCY AIR CONDITIONING SYSTEM per 10 CFR 50.72(b)(3)(v) (Event number 40670). This report was the result of an invalid Unit 1 Safety Injection signal during troubleshooting/testing of Train 'B' of Solid State Protection. During the troubleshooting a card was moved from one slot to another, when the card was inserted into the new slot a safety injection signal was generated. The failed part of the card (a malfunctioning isolator card) was not used in its prior position, thus the failed circuit remained undetected.</br>Further investigation determined that the safety injection signal was invalid; it was not the result of a plant condition requiring the protective action. Therefore this event is not reportable per 10CFR50.72(b)(3)(iv)(A) 'Any event or condition that results in valid actuation of any of the systems listed in paragraph (b)(3)(iv)(B) of this section, except when the actuation results from and is part of a pre-planned sequence during testing or reactor operation.' This event is reportable as it 60-day phone call in accordance with 10CFR50.73(a)(2)(iv)(A)(1) 'Any event or condition that resulted in manual or automatic actuation of any of the systems listed in paragraph (a)(2)(iv)(B) of this section, except when: (1) The actuation resulted from and was part of a pre-planned sequence during testing or reactor operation; or (2) The actuation was invalid..'</br>Licensee event report 311/04-003 is being submitted to report the loss of accident mitigation capability for Unit 2. Event number for reference 40670.</br>The licensee notified the NRC Resident Inspector.ensee notified the NRC Resident Inspector. +
19:43:00, 12 April 2004 +
40,806 +
12:58:00, 11 June 2004 +
19:43:00, 12 April 2004 +
On April 12, 2004, Salem station made an 8 … On April 12, 2004, Salem station made an 8 hr report titled ACCIDENT MITIGATION - COMMON CONTROL ROOM EMERGENCY AIR CONDITIONING SYSTEM per 10 CFR 50.72(b)(3)(v) (Event number 40670). This report was the result of an invalid Unit 1 Safety Injection signal during troubleshooting/testing of Train 'B' of Solid State Protection. During the troubleshooting a card was moved from one slot to another, when the card was inserted into the new slot a safety injection signal was generated. The failed part of the card (a malfunctioning isolator card) was not used in its prior position, thus the failed circuit remained undetected.</br>Further investigation determined that the safety injection signal was invalid; it was not the result of a plant condition requiring the protective action. Therefore this event is not reportable per 10CFR50.72(b)(3)(iv)(A) 'Any event or condition that results in valid actuation of any of the systems listed in paragraph (b)(3)(iv)(B) of this section, except when the actuation results from and is part of a pre-planned sequence during testing or reactor operation.' This event is reportable as it 60-day phone call in accordance with 10CFR50.73(a)(2)(iv)(A)(1) 'Any event or condition that resulted in manual or automatic actuation of any of the systems listed in paragraph (a)(2)(iv)(B) of this section, except when: (1) The actuation resulted from and was part of a pre-planned sequence during testing or reactor operation; or (2) The actuation was invalid..'</br>Licensee event report 311/04-003 is being submitted to report the loss of accident mitigation capability for Unit 2. Event number for reference 40670.</br>The licensee notified the NRC Resident Inspector.ensee notified the NRC Resident Inspector. +
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