Well, my efforts to fix my wheel without outside support has now officially ended. I took it apart and tightened the screws to the board as much as I dared, and even 3Med a small piece of non-conductive foam against the free side of the board to dampen any vibrations. The motor is clean and all else seems good. So now during the early hours of the night, when there were no other people around, I took it out into the yard to see if it worked. I turned it on, moved it forward and backward and i