Alleged failure: tubing kept disconnecting, loss of pressure.Probable root cause: system design (tolerance stack up issue), manufacturing / assembly error, use error, damage during shipping (inadequate packaging), damage during shipping (abuse during transit), damage during cleaning.The product was not returned for investigation therefore the reported failure mode was not confirmed.The reported failure mode will be monitored for future reoccurrence.The device manufacturer date is not known.(b)(4).
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