H3.Device evaluated by manufacturer and h6.Evaluation codes: updated.One device was received.Per visual inspection, co2 pump was dislodged and one of the screws that held the valve was missing.Battery compartment cracked.Per functional testing, when powering up the monitor, there was no co2 pump reading and no flowrate reading.The complaint was confirmed.The root cause was a defective co2 pump and valve likely from impact sustained by the monitor during use and handling causing damage to the battery compartment however this could not be confirmed.The product's history records were reviewed and there were no non-conformances nor service-related issues that would have resulted in the reported complaint.Replaced co2 pump and valve.Replaced nafion tube for preventative maintenance (pm).Glued the battery compartment back together and tightened all the screws and nuts.The monitor passed all functional tests.
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