United 737 Fuel Flashcards
The maximum allowable random lateral fuel imbalance between tanks 1 & 2
1000 #
While on the ground, center tank fuel pump switches must not be positioned ON unless the center tank fuel quantity exceeds ____ pounds
1000
You must not position the center tank fuel pump switches to ON unless
personnel are available on the flight deck to monitor low pressure lights
To ensure center tank fuel is used first, the center tank pumps produce ____ pressure than the main tank fuel pumps
higher
In the event normal electric fuel pump operation is not available the engine driven fuel pumps ____
will provide suction feed
____ closes whenever their respective engine fire warning switch is pulled or engine start lever is placed to CUTOFF
Both The Spar Fuel Shutoff Valve and the Engine Fuel Shutoff Valve
Fuel for the APU is normally supplied from the ___ fuel. manifold when AC fuel pumps are operating
LEFT
When the ENGINE VALVE CLOSED light is extinguished, this indicates the related valve is ____
OPEN
You know the spar valve is closed with an illumanted blue _____ SPAR VALVE CLOSED light
dim
An illuminated bright blue crossfeed VALVE OPEN light is indicating _____
The crossfeed valve is in transit
The crossfeed valves position and CROSSFEED selector disagrees
An amber illuminated FILTER BYPASS light is indicating
an impending fuel filter bypass
The quantity indication on the fuel system calculates ____ fuel quantity in each tank
the useable
An Amber Illuminated Fuel (LOW) indication will display when ___
the fuel quanitity is less than 2000 # int he related main tanks
An amber displayed fuel CONFIG alter is indicating_____
either engine running and both center fuel pump switches are positioned OFF, AND center fuel tank quantity is greater than 1600#
An amber illuminated Fuel Imbalance (IMBAL) indication is displayed when main tanks differ by more than ______ and will be displayed until imbalance is reduced to ____
1000#; 200 #
