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A pool type irradiator experienced a drive … A pool type irradiator experienced a drive mechanism failure on one of the two racks. This caused the 1.2 M Curie of Co-60 to remain stuck in the retracted position. It remained there for one hour until the operators discovered that a spool valve was stuck. Once the valve was freed the source rack returned to the pool as normal. The licensee is investigating the equipment malfunction and will submit further information when available.</br>There were no personnel injuries. </br>TX Incident No: I- 8809</br>* * * UPDATE FROM BLANCHARD TO KLCO ON 1/14/11 AT 1355 EST * * * </br>At approximately 1900 (CST) on January 10, 2011, a licensee operating a pool-type irradiator in El Paso, TX, experienced a drive mechanism failure on one of two source racks. This caused the 1.2MCi of Cobalt-60 (Co-60) to fail to descend into the pool. The source rack remained in the lifted position for approximately one hour until the operators discovered that a spool valve was stuck. A piece of pipe was removed to allow the piston to vent, thus bypassing the valve. The source rack returned to the pool in a controlled, normal descent. The licensee is investigating the equipment malfunction and will submit further information when available.</br>The initial report stated that the source rack had remained in the retracted position. Wording has been changed to more clearly describe, and clarify, that the source rack was stuck outside the pool (unshielded) for approximately one hour. There were no problems with the rack or the sources, the only issue was the spool valve malfunction.</br>Notified R4DO (Hagar) and FSME (Villamar)
Notified R4DO (Hagar) and FSME (Villamar) +
01:00:00, 11 January 2011 +
46,534 +
18:27:00, 11 January 2011 +
01:00:00, 11 January 2011 +
A pool type irradiator experienced a drive … A pool type irradiator experienced a drive mechanism failure on one of the two racks. This caused the 1.2 M Curie of Co-60 to remain stuck in the retracted position. It remained there for one hour until the operators discovered that a spool valve was stuck. Once the valve was freed the source rack returned to the pool as normal. The licensee is investigating the equipment malfunction and will submit further information when available.</br>There were no personnel injuries. </br>TX Incident No: I- 8809</br>* * * UPDATE FROM BLANCHARD TO KLCO ON 1/14/11 AT 1355 EST * * * </br>At approximately 1900 (CST) on January 10, 2011, a licensee operating a pool-type irradiator in El Paso, TX, experienced a drive mechanism failure on one of two source racks. This caused the 1.2MCi of Cobalt-60 (Co-60) to fail to descend into the pool. The source rack remained in the lifted position for approximately one hour until the operators discovered that a spool valve was stuck. A piece of pipe was removed to allow the piston to vent, thus bypassing the valve. The source rack returned to the pool in a controlled, normal descent. The licensee is investigating the equipment malfunction and will submit further information when available.</br>The initial report stated that the source rack had remained in the retracted position. Wording has been changed to more clearly describe, and clarify, that the source rack was stuck outside the pool (unshielded) for approximately one hour. There were no problems with the rack or the sources, the only issue was the spool valve malfunction.</br>Notified R4DO (Hagar) and FSME (Villamar)
Notified R4DO (Hagar) and FSME (Villamar) +
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>.
00:00:00, 14 January 2011 +
L04268 +
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>.
02:08:03, 2 March 2018 +
18:27:00, 11 January 2011 +
0.727 d (17.45 hours, 0.104 weeks, 0.0239 months) +
01:00:00, 11 January 2011 +
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.