This complaint is recorded with zimmer biomet under (b)(4).The previous repair report for ultra duo flex fluid cart serial number (b)(4) was reviewed and noted no related non-conformances, requests for deviation (rfd) or any other issues with the repair.The previous repair report review found no issues with the device after repair and all verifications, inspections and tests were successfully completed.Using crm to query for serial number (b)(4), the device was noted to have been previously repaired three times, the previous repair being for an issue with a valve pack on 16 november 2017.The valve pack is not associated with the current repair.Thus, this repair was a non-related issue.On (b)(6) 2017, it was reported from university of (b)(6) that a unit was leaking from bottom of cart.Day mechanical systems, inc was contacted about the cart and dispatched a service technician to be at the site.The technician arrived at the site and confirmed that the level sensor was leaking.He replaced the level sensor (part # 91584) and the sound insulation (part # 70011) and then verified that the cart was functioning as intended.The technician then returned the cart to service without further incident.The device was tested, inspected, and repaired as per cl ¿ repair cart and evac rev.0.The root cause for the unit leaking from bottom of the cart was due to a loose level sensor.The reported event was confirmed during inspection of the device and the device was noted to be functioning as intended after the level sensor was replaced.The investigation was based on the information that was provided initially and any information that was obtained throughout the follow-up process.
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