Investigation: the reported defect was not confirmed in the image received.(b)(4) units were used to reproduce the reported defect; however, the only way was activating the slide clamp in the pvc tubing right below the wing, as we activate the puller holding the adapter the tube gets tangle.We cannot confirm or associate the reported defect to manufacturing process since, it is not related with our assembly process.Always refer to ifu (b)(4) for product usage recommendations.We will keep monitoring the manufacturing process and in case any emerging trend is detected, further actions will be taken if necessary.No corrective action required at the failure.Process fmea (b)(4) was reviewed and there are proper controls in place to detect product malfunctions.We could not found the exactly root cause of the issue; however, a possible cause could be an incorrect use of the product.No capa was opened since this issue could not be confirmed as manufacturing related.
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