What if the APU is not working?
Failure of an APU in air or ground results in cancellation or delay in flight departure, which inhibits flight operations. An aircraft APU that requires maintenance after 7000 flight hours, would require a maintenance cost of nearly $0.4 Million [4].
What would happen if a plane lost all power?
With less power, a plane will be unable to maintain its maximum altitude, and so might drift down somewhat into thicker air. Otherwise, airliners can fly safely without suffering a great loss of performance. And mid-flight engine failures aren’t entirely uncommon.
How far can a 747 fly?
A modern Boeing 747 can fly about 15,000 km (9,500 miles) when it’s flying at 900 kmh (550 mph). This means it can fly non stop for almost 16 hours!
What is an APU auto shutdown?
According to the FCOM an APU shuts down automatically with the an ECAM : APU EMER SHUTDOWN , if there is an APU Fire detected on ground , or the flt crew presses the APU FIRE bp , or the ground crew presses the APU SHUT OFF pb on the nose gear interphone panel .
What happens when a 747-400 touches the runway?
A commercial 747-400. ‘When the main gear touches the runway on landing, you are still moving at three times the height of a two-storey house.’ Photograph: Brooks Kraft/Corbis/Getty A commercial 747-400. ‘When the main gear touches the runway on landing, you are still moving at three times the height of a two-storey house.’
Why retrain to fly the 747?
From the first moment I started telling friends and family that I was retraining to fly the 747, I realised what a special place it holds for people far beyond the industry. It has absolutely captivated the hearts of the flying public and professionals alike. A Boeing 747 in British Overseas Airways Corporation (BOAC) livery.
What is it about the Boeing 747 that is so special?
It has absolutely captivated the hearts of the flying public and professionals alike. A Boeing 747 in British Overseas Airways Corporation (BOAC) livery. Photograph: PA Like Concorde, the jumbo is a renowned aircraft.
Where is the handicap head on a 747-400?
BA289 LHR->PHX Seat 2K. On my 747-400, there was a handicap head (restroom) aft of seat 5K and forward of the starboard galley shown in SeatGuru’s 747-400 V1 and V2. There was only a single head on the port side behind 5A.