The manufacturer received information alleging a ventilator's airflow stopped temporarily and then started back up.The patient observed a blipping sound and rebooted the device.The sales rep visited the patient's home and confirmed that there was no noticeable record in the alarm or event logs.There was no harm or injury reported.During the evaluation of the device at the manufacturer's service center, the reported issue was unable to be confirmed.An error code was found in the ventilator's downloaded error log.The device's main board was replaced to resolve the issue.Additionally, a life related smell was confirmed so the outlet flow path was replaced.The blower and inlet foam were replaced for periodic maintenance.Overall check, cleaning, and functional testing were performed.
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