Date received by manufacturer: 06sep2019.The customer replaced the blower to address the reported problem.The unit successfully passed the required performance verification test.The blower motor assembly was returned to failure investigation (fi) for evaluation.The external visual inspection of this blower assembly did reveal signs of dried contamination around the end cap and surrounding area.This customer returned blower assembly was tested and no functional failures were identified.The dried contamination was a cosmetic issue that did not affect the functionality of this customer returned blower assembly.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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