Fuel

Question 1

Opening the Crossfeed valve inflight”,” ____.

Answer 1

) allows fuel to feed from any tank to either engine

Question 2

When Main Tank fuel pump pressure is low”,” the No. 1

engine and the APU can suction feed from the _____ Tank.

Answer 2

No.1

Question 3

The Center Tank Fuel Pump switches are ON. A LOW 
PRESSURE light (amber) for a pump illuminates indicating 
\_\_\_\_\_.

Answer 3

the pump will automatically shut down if this signal

illuminates continuously for 15 seconds

Question 4

IMBAL (amber) alert means the main tanks differ by more

than _____ pounds

Answer 4

1000

Question 5

Fuel for the APU”,” when AC fuel pumps are not operating”,”

_____.

Answer 5

is suction fed from Main Tank No. 1

Question 6

The engines use _____ tank fuel first”,” even though all fuel
pumps are operating”,” due to ______ in this tank.

Answer 6

center / higher fuel pump output pressure

Question 7

What is the indication if the Nitrogen Generator System

(NGS) is not operational?

Answer 7

) Either the INOPERATIVE light (amber) is illuminated or

there are no lights illuminated on the wheel well panel

Question 8

The LOW (amber) fuel alert indicates_____.

Answer 8

) fuel quantity in the respective main tank is less than

2000 lbs

Question 9

The Center Tank Fuel Pump LOW PRESSURE light (amber)
illuminates. The Fuel Annunciator and MASTER CAUTION
LIGHTS _____ if this signal continues for approximately 10
seconds

Answer 9

illuminate

Question 10

The Crossfeed VALVE OPEN light is extinguished. This

indicates the crossfeed valve _____.

Answer 10

is closed with the CROSSFEED selector in the closed

position

Question 11

Both the Spar Fuel Shutoff Valve and the Engine Fuel Shutoff
Valve close when the ______.

Answer 11

Fire Switch is pulled or Start Lever is placed to CUTOFF

Question 12

The ENG VALVE CLOSED (bright blue) light illuminates when

Answer 12

valve position disagrees with Engine Start Lever during

engine start

Question 13

CONFIG (amber) alert displays when center tank fuel
quantity is greater than _____ lbs”,” either engine running”,”
and both CTR FUEL PUMP switches are_____.

Answer 13

) 1600 / OFF

Question 14

A main tank FUEL PUMP switch is turned OFF. A LOW 
PRESSURE light (amber) for the pump illuminates. This is 
\_\_\_\_\_

Answer 14

normal for a main tank FUEL PUMP

Question 15

The IMBAL (amber) alert remains until the imbalance is 
\_\_\_\_\_.

Answer 15

reduced to 200lbs

Question 16

Where is the Fueling Receptacle?

Answer 16

) under the leading edge of the right wing

Question 17

The Crossfeed VALVE OPEN light (bright blue) indicates

Answer 17

the crossfeed valve is in transit or disagrees with the

selector position