Udi: (b)(4).The device was returned for evaluation.The valve was visually inspected; no defects were noted.The valve was tested for programming and passed.The valve was flushed; no occlusions were noted.The valve was leak tested; no leaks were noted.The valve was reflux tested and passed.The siphon guard was tested and passed.The siphon guard was removed.The valve was then pressure tested and passed.A review of manufacturing records found no discrepancies when the device was released to stock.Based on the results of the investigation, the reported issue could not be confirmed.The device functioned as intended.Trends will be monitored for this and similar issues.At present, we consider this complaint to be closed.
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