An evaluation of the device was conducted by permobil representatives where the co-pilot attendant control was sporadic in operation, often not engaging a drive command when squeezing the handle.Inspection of the co-pilot control shown signs of impacts to the switch handle and sensor housing.Further inspection found the sensor was slightly out of adjustment, but after repositioning the sporadic non-engaging remained.It was noted that throughout the operational testing, the device never continued to operate when the switch handle was released, nor accelerate uncontrollably when the switch handle was depressed as reported to have occurred.Permobil has concluded the sporadic operation of the co-pilot control as being attributed to damages to the internal components, caused by repeated impacts.It remains unclear if the damages were caused by improper use from the attendant and/or inadvertent impacts by the end-user.The affected co-pilot control is being replaced with new and device to be returned to the end-user.The dhr was reviewed and the device was found to have met specification prior to distribution.
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