Guide :Vacuums : M087700SV Bagless Upright Vacuum
E drive problem. Self propelled feature drives in reverse, but not in forward.
While vacuuming, the self propelled feature drives in reverse when the handle is pulled but not in forward when the handle is pushed. It is also difficult to push (pushing against a dead drive train). I have turned the vacuum on it's side while running to observe the drive's action relative to the handles operation. It drives fully variable in reverse, but the motor stops when the handle is pressed forward. I dismantled the switch in the handle & did not expect the magnetic proximity type sensor. Not fully sure how best to troubleshoot the switch, I put it back together. I suspect a prob