Fuel Flashcards

1
Q

What is the indication that the Nitrogen Generator System (NGS) is not operating?

A

Inoperative (amber) light on the NGS indicator in the main wheel area.

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2
Q

What does the LOW (amber) fuel alert indicate?

A

Main Tank fuel quantity is less than 2000 lbs.

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3
Q

What does the IMBAL (amber) alert mean?

A

Main Tank fuel quantities differ by greater than 1000 lbs.

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4
Q

When does the CONFIG (amber) alert display?

A

Center Tank fuel quantity is greater than 1600 lbs, and both CTR FUEL PUMP switches are positioned OFF, and either engine is running

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5
Q

Why is center tank fuel burned first, even though all fuel pumps are operating?

A

Center pump output pressure is approximately double the main tanks ensuring the center tank is drained first.

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6
Q

Will the LOW PRESSURE light (amber) illuminate if a main tank FUEL PUMP switch is placed to OFF?

A

Yes.

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7
Q

The Center Tank Fuel Pump switches are ON. What does a CTR PUMP LOW PRESSURE light (amber) indicate? Will the pump shut off?

A

Qty is low in the center tank. The pump will shutoff after 15 seconds of continuous low pressure signal.

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8
Q

When do the Fuel Annunciator and MASTER CAUTION LIGHTS illuminate for a Center Tank Fuel Pump LOW PRESSURE light?

A

Approx. 10 seconds after continuous low pressure signal.

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9
Q

What is the purpose of the Crossfeed valve?

A

To feed fuel from one tank to both engines in order to burn fuel to balance or in EO scenarios.

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10
Q

What does a Crossfeed VALVE OPEN light (bright blue) indicate?

A

Valve either doesn’t match switch position or is in transit.

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11
Q

What can suction feed from the No. 1 Main Tank? The No. 2 Main Tank?

A

No. 1: Engine 1

No. 2: Engine 2

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12
Q

Where is the Fueling Receptacle?

A

Under the right wing outboard of the engine.

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13
Q

What closes both the Spar Fuel Shutoff Valve and the Engine Fuel Shutoff Valve?

A

Start lever to cutoff or fire switch pulled.

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14
Q

What does an ENG VALVE CLOSED (bright blue) light indicate? When would you expect to see it?

A

Valve is in transit or doesn’t match switch position.

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