It was reported that the hl 20 pump displayed the error message "beltslip" and after some time also the error message ¿error head¿.The event occurred during start up.No harm to any person was reported.A getinge field service technician (fst) was sent for investigation and repair on 2023-11-19.The optical tacho board was replaced.The fst performed safety, calibration, and functionality checks to factory specifications.All function tests are passed.The reported failures "error head" was already investigated in a similar complaint by the getinge life cycle engineering (lce) on 2019-08-22.The most probable root cause was determined as a broken wiring of the signal line j1-3 on the optical tacho board.According to lce assessment from 2024-01-11 the error "beltslip" can also be caused by the same broken wiring.Therefore the root cause is most probably the same.The review of the non-conformities has been performed on 2023-11-09 for the period of 2011-09-04 to 2023-11-03.It does not show any non-conformity in regard to the reported product and failure.There is no indication that manufacturing issues occurred during this time, thus production related influences are unlikely.The device was manufactured on 2011-09-04.Based on the results the reported failure "error message "beltslip" and ¿error head¿" could be confirmed.The customer will be informed about the results by the getinge sales and service unit.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.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.
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