Originally Posted by
mustafagander
Ah Stallie,
B747 brakes. Primary brakes #4, secondary brakes #1, reserve brakes #3. There is an auto select of secondary brakes if primary hydraulics low pressure. No problem in your case, a world of pain if using only #2 & #3 engines.
As I recall it they were taxiing on inboard engines, #2 & #3. That's a huge cock up - no body or nose gear steering. Simply selecting #1 & #4 ADPs to auto solves it all.
thanks for clarification. Not type rated sadly!