B3.Date of event: unknown.No information has been provided to date.D5.Other operator of device: operator of device is unknown.Investigation summary: the affected device was received for evaluation and was visually inspected to determine that it was in good physical condition, with small amounts of wear and tear on the enclosure.The device was unpacked, the tank was filled with water and a disposable was attached.The start button was pressed and right away it was noticed that the device was too loud, confirming the customer's indicated failure.The device cover was removed, and the chassis was making contact with the encloser on the bottom.This was determined to be the root cause of the issue.The chassis was rearranged from the 4 screws for the pole clamp, and it was pushed a little bit higher.After arranging it, the device was not noisy anymore.After performing the entire repair, a functional test was performed, and after calibration the temp was stable and in range.The o-rings and tank gasket were also replaced.A review of the device history record (dhr) shows there were no observations or nonconformities recorded during manufacture to suggest an issue of this nature would occur with this lot of products.
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