the APU is our lifeline, imagine landing at an airport with no ground power, this is your powerstation on the ground, and provides the pneumatic pressure needed to start turning the engines , once one engie is stable, we are able to crossbleed to start the other engine
Didn't realise that the APU was that huge
the APU is our lifeline, imagine landing at an airport with no ground power, this is your powerstation on the ground, and provides the pneumatic pressure needed to start turning the engines , once one engie is stable, we are able to crossbleed to start the other engine