Originally Posted by
DaveReidUK
Fuel line leaks don't work like that (if indeed that was the cause).
The point is maintenance errors pop up & not all are immediately post maintenance which is why I left the question of any recent maintenance in my original post. The AA191 was just to support the timing point, not the type of error. It could have been a fuel connection not tightened which took xyz sectors/hours/days to come loose.