Hi.
I do have a sensible answer.
But the one given by Albert Gruntfuttock was absoloutly brilliant I was crying with laughter reading it MORE PLEASE.
Ok this is what the problem is.
If you check the wires that come directly from the windings on the field coil you will see that one end has got hot & burnt in doing this it not making A decent connection with the mail spade termonal so as you switch on it initialy starts then as current builds up it looses connection.
http://dysonmanuals.inc.io/
chris
October 2007