FUEL SYSTEMS Flashcards

1
Q

The Fuel LOW (amber) Alert is displayed when the respective Main Tank fuel quantity is less than _________ for greater than _________.

A

2000 lbs 30 seconds

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2
Q

A progressive fuel imbalance may occur during continued operation with ______, ______, and ______.

A

the CrossfeedValve open, no Center Tank fuel feed, Main Tank Fuel Pumps operating within the normal pump output pressure tolerances

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3
Q

Opening the Crossfeed valve in flight allows ______________

A

allows fuel to feed from any tank to either engine

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4
Q

IMBAL (amber) alert means the main tanks differ by more than ______ pounds.

A

1000

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5
Q

The FUEL FLOW (amber) Alert is displayed when_______ on the MAX.

A

When the difference between actual engine fuel flow rate and the FMS expected fuel flow rate exceeds the predetermined FMC threshold value for 5 continuous minutes.

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