Event methods, evaluation, and conclusion codes: updated.One fluid warmer device was received for investigation.The reported issue with the high temperature alarm was confirmed during functional testing.However the reported internal leaking could not be reproduced.The alarm issue was attributed to a fault in the device's printed circuit board.However, as device is beyond a year from its manufacture date of 2016-09-26 and there was no indication of a manufacturing defect during the investigation, no review of device history records was conducted.A review of service history indicated the device had not been serviced in the previous year, but the circuit board had been replaced during a service conducted in 2020.The device circuit board, reservoir gasket and auxiliary outlet label were replaced.The pump elbow was re-glued, and preventative maintenance was performed.
|