Fuel System

Question 1

What is the maximum allowed random lateral fuel imbalance between tanks 1 and 2?
() 1100 lbs.
() 1000 lbs.
() 800 lbs.

Answer 1

() 1000 lbs.

Question 2

The fuel crossfeed valve is normally _________ .
() open
() closed
() open if the fuel quantity in the center tank is between 1000 and 5000 lbs.

Answer 2

() closed

Question 3

For ground operation, center tank fuel pump switches must not be positioned ______________ unless the center tank fuel quantity exceeds 1000 pounds.

() ON
() OFF

Answer 3

() ON

Question 4

On a B737-800, the center tank pumps produce _______ pressure than the main tank pumps.

() higher
() lower

Answer 4

() higher

Question 5

________________ close(s) whenever the/their respective engine fire warning switch is pulled or engine start lever is placed to CUTOFF.

() The spar fuel shutoff valve
() The engine fuel shutoff valve
() Both the spar fuel shutoff valve and the engine fuel shutoff valve

Answer 5

() Both the spar fuel shutoff valve and the engine fuel shutoff valve

Question 6

An extinguished ENGINE VALVE CLOSED light indicates the related valve is ___________.
() open
() closed
() in transit

Answer 6

() open

Question 7

On the forward overhead fuel control panel, the FUEL temperature (TEMP) indicator indicates fuel temperature in the _____________.
() No. 1 tank
() No. 2 tank
() center tank

Answer 7

() No. 1 tank

Question 8

An  illuminated (amber) FILTER BYPASS  light indicates  \_\_\_\_\_\_\_\_\_\_\_\_. 
()  the  engine  is starting 
()  an  impending  fuel  filter bypass 
()  an  impending  hydraulic filter bypass

Answer 8

() an impending fuel filter bypass

Question 9

Placing the FUEL PUMP Switch ON ______________.
() activates the fuel pump
() deactivates the fuel pump
() allows for refueling

Answer 9

() activates the fuel pump

Question 10

The fuel quantity indication system calculates _________ fuel quantity in each tank.
() the useable and unusable
() the useable
() the unusable

Answer 10

() the useable

Question 11

A displayed (amber) fuel  configuration (CONFIG) alert indicates  \_\_\_\_\_\_\_\_\_\_\_\_. 
()  center  fuel tank quantity  is greater than  1600  lbs   ()  either engine  running  and  both  center  fuel  pump  switches are  positioned  OFF, and   center  fuel tank quantity  is greater than  1600  lbs 
()  either engine  running  and  both  center  fuel  pump  switches are  positioned  OFF

Answer 11

() either engine running and both center fuel pump switches are positioned OFF, and center fuel tank quantity is greater than 1600 lbs

Question 12

The Fuel Flow Readout on the upper display unit displays fuel flow to engine with the FUEL FLOW switch in the RATE position ____________.
() in pounds per hour X 1000
() in gallons per hour X 100
() kilograms per hour X 100

Answer 12

() in pounds per hour X 1000