356.What characterizes a primay failure ?

305.Refuel valves may be actuated :

304.The inner cell is refuelled only when :

303.How many motors does the APU LP valve have ?

302.The function of the APU fuel pump pressure switch is:

301.On ground, the engines are stopped, how do you close the LP valve ?

300.The by-pass suction valve is in operation, therefore :

299.In normal operation, which tank will be emptied first ?

298.What happens if the fuel level in the inner cell drops to the low level sensor ?

297.To which tank does the recirculated fuel return ?

296.The Vent Float Valves :