Originally Posted by
Bend alot
I have the same opinion of our national regulator.
There was a rumour the same aircraft recently had the same or similar event - then ferried back to either Melbourne or Sydney same or next day.
Did we ever hear the reason this same aircraft after the Osaka event went to Hong Kong?
There is a big difference between a non-revenue ferry flight back to a maintenance base so it can be properly investigated, and returning to revenue service the next day.
As for the cause, I've not seen anything but I've been out of the loop since I retired.