FUEL Flashcards
The fuel system allows the crew to jettison fuel ________.
A. in flight and on the ground.
B. from the center tank only.
C. from all fuel tanks.
D. from the main tank only.
C. from all fuel tank.
If you are at max gross weight and you do nothing but arm the Fuel Jettison system and open the nozzles, what weight will you dump to?
A. Maximum (structural) landing weight.
B. 23,000 pounds of fuel remaining.
C. Maximum runway limit weight.
D. 11,500 pounds of fuel remaining.
A. Maximum (structural) landing weight.
The DC pump in the left main tank automatically provides fuel _______.
A. for a quick engine re-light capability with the loss of the right engine.
B. to the APU when AC power is not available and the APU selector is ON.
C. for a quick engine re-light capability with the loss of the left engine.
D. to either engine if the AC pump fails.
B. to the APU when AC power is not available and the APU selector is ON.
The center tank fuel pumps override the main tank pumps so that the ________.
A. center tank is always filled to capacity.
B. center tank fuel is used first.
C. main tanks will not feed unevenly.
D. quantity in all tanks will remain even.
B. center tank fuel is used first.
Fuel can be jettisoned to a total minimum value of (200A/B/C)_____, (322)_____ pounds.
A. 22,000 / 18,000
B. 26,000 / 22,000
C. 23,000 / 17,000
D. 20,000 / 15,000
C. 23,000 / 17,000
In flight, _____ operates automatically for quick left engine relight capability with the loss of both engines and all AC power.
A. left main tank fuel pump.
B. DC fuel pump.
C. right suction feed line.
D. right main tank fuel pump.
B. DC fuel pump.
The main fuel tanks must be _____ if center tank fuel is loaded.
A. scheduled full.
B. 3,000 pounds or less
C. burned first
D. 60,000 pounds
A. scheduled full.
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) _____.
A. 10,000 / 19,000 / 22,500
B. 20,000 / 30,000 / 40,000
C. 15,000 / 22,000 / 30,600
D. 20,000 / 29,000 / 52,600
D. 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.
A. creates an EICAS warning
B. creates a Status message
C. turns red
D. flashes
D. flashes
An expanded FUEL QTY display appears when _____.
A. center pumps are OFF with fuel in the center tank
B. there is low quantity in the center tank
C. fuel temperature approaches the minimum fuel temperature
D. the Fuel Jettison ARM switch shows ARMED
A. center pumps are OFF with fuel in the center tank
Center fuel tank scavenge is a(an) _____ operation.
A. automatic
B. inhibited
C. prohibited
D. manual
A. automatic
The DC Fuel pump in the left main tank _____ controlled from the cockpit.
A. after failure of either AC pump can be
B. cannot be directly
C. is directly
D. after failure of both AC pumps can be
B. cannot be directly
The FAULT light in the FUEL JETTISON - ARM switch indicates that _____.
A. the main tanks are out of balance
B. a system fault has occurred and fuel jettison is inoperative
C. fuel dumping is not required
D. an inappropriate FUEL TO REMAIN value has not been set
B. a system fault has occurred and fuel jettison is inoperative
The CENTER PUMPS PRESS lights are inhibited _____.
A. prior to pushback
B. when the system experiences an indicator malfunction
C. while fuel is jettisoning
D. when the center tank pump switches are off
D. when the center tank pump switches are off
What happens when fuel jettisons to the TO REMAIN quantity.
A. Main tank jettison pumps shut off, and center tank jettison isolation valves close.
B. The jettison system disarms automatically.
C. Center tank pump switches automatically turn off.
D. Main tank jettison pumps shut off with 13,000 pounds of fuel remaining.
A. Main tank jettison pumps shut off, and center tank jettison isolation valves close.
