A root cause for the reported inability to create a vacuum cannot be determined at this time due to the lack of samples returned for evaluation.In the event a defective sample becomes available, the case will be reopened.Corrective action: a corrective action is not being taken at this time due to the inability to determine a root cause.Investigation summary an internal complaint (call (b)(4)) was received reporting that a 1500 cc rigid suction canister (finished good (b)(4)) failed to keep suction during use.A sample was not returned for evaluation.However, inventory at the manufacturing site was functionally tested to ensure it performed as intended.An intermittent vacuum test was performed at 40mmhg and a vacuum decay test performed at 11.8 in.Hg.All samples functioned as intended.Flow testing was performed as well to ensure adequate flow through the vacuum port of the lid.Visual inspection of inventory also was performed to ensure lids were fully formed.Year to date, (b)(4) cases ((b)(4) eaches) of the finished good part number have been shipped from deroyal.The ratio of complaints to sales is (b)(4) percent.Preventive action: a preventive action is not being taken at this time due to the inability to determine a root cause.The investigation is complete at this time.If new and critical information is received, this report will be updated.
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