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This 60-day telephone notification is bein … This 60-day telephone notification is being made under reporting requirements specified by 10 CFR 50.73(a)(2)(iv)(A) and 10 CFR 50.73(a)(1).</br>On 2/16/10 at 1122 EST, following maintenance activities on 'B' Emergency Safeguards Sequencer, Clearance Order 213623, was in the process of being lifted when an automatic start of 'B' Motor Driven Auxiliary Feedwater (MDAFW) pump occurred. Water flowed to all three Steam Generators resulting in an increase of reactor power by 0.1%. Isolation of Steam Generator Blowdown and Blowdown Sampling also occurred. The actuation occurred during work associated with replacement of relay 2-55/1163 which was installed incorrectly in the "B" Sequencer cabinet. At the time of the event, all Steam Generator levels were normal. No actual condition existed that would require an automatic start of the "B" MDAFW pump and therefore this event has been classified as an invalid actuation. </br>All equipment operated properly. The 'B' MDAFW pump was secured by operations at 1123 EST. </br>This invalid actuation was entered into the corrective action program as (Harris Nuclear Condition Report) NCR 381672.</br>The safety significance of this event is considered to be minimal. The 'B' MDAFW pump started and operated normally and the 'A' MDAFW and Turbine Driven Auxiliary Feedwater (TDAFW) pumps were available.</br>Immediate corrective actions were to secure the "B" MDAFW pump and restore Steam Generator Blowdown and Sampling.</br>The licensee has notified the NRC Resident Inspector.e has notified the NRC Resident Inspector. +
15:22:00, 16 February 2010 +
45,838 +
15:49:00, 14 April 2010 +
15:22:00, 16 February 2010 +
This 60-day telephone notification is bein … This 60-day telephone notification is being made under reporting requirements specified by 10 CFR 50.73(a)(2)(iv)(A) and 10 CFR 50.73(a)(1).</br>On 2/16/10 at 1122 EST, following maintenance activities on 'B' Emergency Safeguards Sequencer, Clearance Order 213623, was in the process of being lifted when an automatic start of 'B' Motor Driven Auxiliary Feedwater (MDAFW) pump occurred. Water flowed to all three Steam Generators resulting in an increase of reactor power by 0.1%. Isolation of Steam Generator Blowdown and Blowdown Sampling also occurred. The actuation occurred during work associated with replacement of relay 2-55/1163 which was installed incorrectly in the "B" Sequencer cabinet. At the time of the event, all Steam Generator levels were normal. No actual condition existed that would require an automatic start of the "B" MDAFW pump and therefore this event has been classified as an invalid actuation. </br>All equipment operated properly. The 'B' MDAFW pump was secured by operations at 1123 EST. </br>This invalid actuation was entered into the corrective action program as (Harris Nuclear Condition Report) NCR 381672.</br>The safety significance of this event is considered to be minimal. The 'B' MDAFW pump started and operated normally and the 'A' MDAFW and Turbine Driven Auxiliary Feedwater (TDAFW) pumps were available.</br>Immediate corrective actions were to secure the "B" MDAFW pump and restore Steam Generator Blowdown and Sampling.</br>The licensee has notified the NRC Resident Inspector.e has notified the NRC Resident Inspector. +
Has query"Has query" is a predefined property that represents meta information (in form of a <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Subobject">subobject</a>) about individual queries and is provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a>.
100 +
00:00:00, 14 April 2010 +
Modification date"Modification date" is a predefined property that corresponds to the date of the last modification of a subject and is provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a>.
02:09:54, 2 March 2018 +
15:49:00, 14 April 2010 +
true +
false +
57.06 d (1,369.45 hours, 8.151 weeks, 1.876 months) +
15:22:00, 16 February 2010 +
URL"URL" is a <a href="/Special:Types/URL" title="Special:Types/URL">type</a> and predefined property provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a> to represent URI/URL values.