Follow up with the customer confirmed the error could not be remembered.A livanova field service engineer was dispatched to the customer site and the claimed error on patient tank display was not reproducible.The unit was found empty and refilled and then it was observed a leak from patient circuit tubing.Finally visual inspection and functional safety checks were successfully completed per guidelines and unit returned to service.If any additional information pertinent to the reported event is received, it will be provided in a supplemental report.
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