We may have found other answers which could help you.
Click here for Replace Carbon BrushesBlack and Decker GL565C?
How do I thread the line on to my Black and Decker GL546 Strimmer?
Black and decker strimmer with cutting cord just pushes in?
d 825?
How easy is it to replace a pull chord on a black and decker petrol strimm?
how do i tie nylon to spool ?