Date received by manufacturer: 16dec2019.Report date: 20dec2019.The manufacturer¿s international service technician found a slight vibrational noise in blower was confirmed.The vibration dampening ring was repositioned then the issue was fixed.The unit was checked overall, run in tested, cleaned and functionally tested and no abnormality was confirmed.The determination could not be made that the device failed to meet specifications.The device was not being used for treatment when the reported event occurred, and there is a relationship of the device to the reported problem.No parts were returned to failure investigation; therefore, the root cause of the reported issue could not be determined.Submission of a report does not constitute an admission that medical personnel, user facility, importer, distributor, manufacturer, or product caused or contributed to the event.
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