the 2 wheels pull off to reveal 4 torx screws undo them and the hover comes apart.you can get at everthing.you dont state what the problem is would it be the pohwer switch wont stay on if it ts simply glue a small piece of plastic on top of the micro switch and put all back together a tip remove the cable rewind button from the inside by holding togher the 2 clips and push it out you can pull it out from the top this allows you to see where the cable retractor button has to line up screw all together and push back in the cable retractor button.clean the 2 filters when you are at it.job done
Robin N ireland, June 2008