Fuel

Question 1

If an Engine does not shut down when you position the Start Lever to CUTOFF, how can you verify the fuel valves did not close properly?

a. Flashing ENG/SPAR VALVE CLOSED light
b. Dim ENG/SPAR VALVE CLOSED light
c. Blank ENG/SPAR VALVE CLOSED light
d. Bright ENG/SPAR VALVE CLOSED light

Answer 1

Bright ENG/SPAR VALVE CLOSED light

Reference: FRM 12.1.1

Question 2

Each center tank pump will automatically shut off after a short delay when that pumps’ sensor detects low output pressure.

a. True
b. False

Answer 2

True

Reference: FRM (NG & MAX) 12.2.2.2

Question 3

The center tank fuel feeds before the main tank fuel because _________ .

a. Center tank pumps are closer to the engines
b. The EECs meter fuel to the engines
c. Center tank pumps produce higher pressure than main tank pumps
d. None of the above

Answer 3

Center tank pumps produce higher pressure than main tank pumps

Reference: FRM 12.2.2.2

Question 4

The fuel scavenge jet pump operates automatically to transfer any remaining center tank fuel to main tank No.1 when main tank _______ switch is ON, and the quantity of main tank No.1 is _________ .

a. No.2 FWD, one-half
b. No.2 AFT, 1675 lbs
c. No.1 FWD, one-half
d. No.1 AFT, one half

Answer 4

No.1 FWD, one-half

Reference: FRM 12.2.2.5

Question 5

The spar fuel-shutoff valves are DC-motor operated from the ________ .

a. DC Bus 1
b. DC Bus 2
c. DC Standby Bus
d. Hot Battery Bus

Answer 5

Hot Battery Bus

Reference: FRM 12.2.2.4

Question 6

The engine fuel-shutoff valves are fuel actuated, solenoid-controlled valves powered from the ________ .

a. Battery Bus
b. Switched Hot Battery Bus
c. Transfer Bus 1
d. Transfer Bus 2

Answer 6

Battery Bus

Reference: FRM 12.2.2.4

Question 7

Center tank fuel pumps may be used while operating the APU, even if it is operationally necessary to leave the flight deck unattended.

a. True
b. False

Answer 7

False

Reference: AOM 16.12.2

Question 8

A fuel audit can be completed by comparing ______ to ______ .

a. Fueling slip with gallons added, dripstick measurement
b. Loading Schedule pounds added, aircraft basic empty weight
c. Loading Schedule pounds added, flight plan fuel load
d. Loading Schedule pounds added, flight deck fuel quantity gauges

Answer 8

Loading Schedule pounds added, flight deck fuel quantity gauges

Reference: AOM 16.12.2

Question 9

When fuel balancing in flight, what NOTEs are applicable to avoid potential problems?

a. Above 20,000 ft without pump pressure, thrust deterioration or engine flameout may occur and cross-feeding with all fuel pump switches on can lead to large fuel imbalance situations
b. Above 30,000 ft without pump pressure, thrust deterioration or engine flameout may occur and cross-feeding with all fuel pump switches on can lead to large fuel imbalance situations
c. Above 30,000 ft without pump pressure, thrust deterioration or engine flameout may occur and cross-feeding with just center tank fuel pump switches on can lead to large fuel imbalance situations
d. None of the above

Answer 9

Above 30,000 ft without pump pressure, thrust deterioration or engine flameout may occur and cross-feeding with all fuel pump switches on can lead to large fuel imbalance situations

Reference: AOM 16.12.2

Question 10

Fuel may be transferred from one tank to another with passengers onboard. However, the fuel quantity in the tank to be transferred FROM must be maintained at not less than ______ lbs.

a. 1675
b. 4000
c. 2000
d. 8600

Answer 10

2000

Reference: AOM 16.12.4