B3, g4, h4, d4: udi, and serial number are unknown.One device was received for evaluation.Visual inspection found no physical damage.There was no evidence of the reported problem in the device's event history log.Functional testing was conducted.Upon review, the reported problem was unable to be duplicated.The pump accuracy was within specification; however, it was near the upper limit.Preventively, the expulsor was adjusted.The service history review identified no indication that the complaint was related to a service of the device within the review period.
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