The initial failure description was that the rotaflow displays the error message "runaway".A getinge service technician was on site on (b)(6) 2021 to repair the affected rotaflow.The technician replaced the 70101.0990 potentiometer.After the replacement the device is working as intended.The 70101.0990 potentiometer has been requested for further investigation.As stated by the sales ad service unit on (b)(6) 2021 the part is no longer available for investigation.However the failure mode "runaway" can be linked to the following most possible root causes according to our risk management file (dms# (b)(4)).(un)intentional stop of the pump, e.G.: defective motor control electronics; pump stop intervention after technical error (e.G.Pump runaway, error head).Based on these investigation results the reported failure could be confirmed.A device history review (dhr) was performed on 2021-06-25 and the dhr does not show any abnormality or issue that is related or can have led to the customer complaint.The occurrence rate related to the reported issue is currently being monitored as part of maquet cardiopulmonary¿ s trending program and additional investigations or corrections will be implemented in case of adverse trending.The occurrence rate was calculated for the reported issue and it was determined that this is not a systemic issue.Therefore, no remedial action is required.
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