Fuel Flashcards
Center fuel tank scavenge is a(an) _______ operation
automatic
The center tank fuel pumps override the main tank pumps so that the ______.
center tank fuel is used first
When fuel jettison is complete, at least (200A/B/C) _____ (322) _____remains in each main tank.
11,500, 8,500 pounds in each main tank.
Fuel can be jettisoned to a total minimum value of (200A/B/C) _______, (322) _____ pounds.
23,000, 17,000
In flight, the ______ operates automatically for quick left engine relight capability with the loss of both engines and all AC power.
DC fuel pump
The center tank scavenge system automatically transfers any remaining fuel to the main tanks whenever the main pumps are ON and the fuel quantity in either main tank is less than (200A) _____ pounds, (200B/C) ______ pounds (322) ______ pounds.
20,000, 29,000, 52,600
The Fuel Imbalance Pointer is amber when imbalance is excessive, and _______ if fuel balancing is going in the wrong direction.
flashes
The FAULT light in the FUEL JETTISON - ARM switch indicates that ______.
a system fault has occurred and fuel jettison is inoperative.
An expanded FUEL QTY display appears when ________.
one or both crossfeed valves are open
An expanded FUEL QTY display appears when ________.
center pumps are OFF with fuel in the center tank
If the aircraft is at max gross weight, the fuel jettison system is armed, and the nozzles are set to ON (no other action), at what weight will the system cease jettisoning fuel?
Maximum (structural) landing weight
The DC fuel pump in the left main tank automatically provides fuel _______.
to the APU when AC power is not available and the APU selector is on.
With AC power available, which fuel pump operates automatically when starting the APU?
The left forward AC pump
The CENTER PUMPS PRESS lights are inhibited ______.
when the center tank pump switches are off.
What happens when fuel jettisons to the TO REMAIN quantity?
Main tank jettison pumps shut off, and center tank jettison isolation valves close.
