The motor is commutator is arcing, it either needs a new motor or brushes, but I think the large wheels need to be removed to facilitate the splitting of the body
Hi Norman.
Try Ebay UK there are Dc05 service manuals there covering motor replacement.
paul, August 2007
ok Norm! you sound pretty switched on so take the bull by the horns and take some risks. Experiment and ye shall find!
" Machines Should Work, People should think! " The automatic's principle.