Originally Posted by fbgdavidson
As for the BA flight in the Far East, yes the volcano clogged all the engines and they had to windmill start them, ie. put it in a dive
Well, sort of. The engines would not relight while the aircraft was still in the cloud, so they improvised a "best glide" while continuing to try to relight. I don't think they put the aircraft into a dive - they wanted as much range as they could get in case they never got any power back. Anyway,
here's more than I ever knew before about that flight.