The duo headlight 2 bay system - us (90620us) was returned for evaluation: failure analysis: the returned duo headlight was received in used condition.Evaluation could not identify any issues with the headlight overheating or flickering; however, evaluation did identify that the fan was loud while the unit was tested.The fan has been replaced and the unit was tested and passed all the testing.Root cause analysis: the reported complaint could not be confirmed.The issue of the unit overheating and flickering could be due to a malfunctioning fan.No manufacturing, workmanship, or material deficiency has been identified.
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It was reported that the cooling fan of the duo headlight 2 bay system - us (90620us) operated intermittently, causing the light to overheat & flicker.It is unknown under what circumstance this event occurred; however, no patient injury, death or surgical delay was reported.
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