Chosen Solution
The orbital sander’s switch has packed up and one has to split the case to get to it. To do this one has to remove the base plate. To do this one has to remove the counterweight which provides the orbital movement.
@rawson , Paul, Remove the pad to see if the weight can be accessed. Link below is pics of break down parts list of B&D sanders by model #, select yours to see breakdown. Good luck. I hope this helped you out, if so let me know by pressing the helpful button. http://www.ereplacementparts.com/black-a…