648.APU Fuel Supply from

13.What is used to cool the fan and core compartments ?

12.Which unit supplies servo pressure to the VSV actuators ?

11.In which fault is help from the ground mechanic required ?

10.In automatic mode, the FADEC is able to automatically perform several start attempts.

9.In which case will the FADEC abort the start sequence, either in manual or automatic mode ?

8.What causes an automatic continuous relight by the FADEC ?

7.What happens in manual mode when N2 reaches 50% ?

6.What provides the selection of the igniters A/B ?

5.Of which type is the ignition system ?

4.In which case can the ECU abort the start ?