Roverlike

talkingcars wrote:

Which model?
Different models have different fuse boxes.
Different fuseboxes use fuse 6 to control different circuits.

So

Which model please?

Pektron model MG TF does not use Fuse number 6 at all. Lucas models MG F and MG TF all use Fuse number 6 to power only cooling fan and both windows.