We may have found other answers which could help you.
Click here for Charge 240v BestMy toothbrush keeps falling off while brushing my teeth?
Dentalux electric toothbrush?
Sonic Complete Toothbrush switch problem?
How can i fix or receive repair for my Oral B Electric Toothbrush?
How to repair Braun electric tooth brush D 15511?
Although the appliance is plugged in, as usual, no life..!?