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United 737 Systems Validation Study Guide (26 July 2021) > Fuel > Flashcards

Fuel Flashcards

1
Q
  1. The maximum allowed random lateral fuel imbalance between tanks 1 and 2 is_____
A
  1. The maximum allowed random lateral fuel imbalance between tanks 1 and 2 is_____

• 1000 lbs.

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2
Q
  1. Normally, the fuel crossfeed valve is in what position?
A
  1. Normally, the fuel crossfeed valve is in what position?

• closed

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3
Q
  1. While on the ground, center tank fuel pump switches must not be positioned ON unless the center tank fuel quantity exceeds ________ pounds.
A
  1. While on the ground, center tank fuel pump switches must not be positioned ON unless the center tank fuel quantity exceeds ________ pounds.

• 1000

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4
Q
  1. You must not position the center tank fuel pump switches to ON unless __________.
A
  1. 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

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5
Q
  1. To ensure center tank fuel is used first, the center tank pumps produce _______ pressure than the main tank pumps.
A
  1. To ensure center tank fuel is used first, the center tank pumps produce _______ pressure than the main tank pumps.

• higher

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6
Q
  1. In the event normal electrical fuel pump operation is not available, the engine driven fuel pumps _________________
A
  1. In the event normal electrical fuel pump operation is not available, the engine driven fuel pumps _________________

• will provide suction feed

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7
Q
  1. ________________ closes whenever their respective engine fire warning switch is pulled or engine start lever is placed to CUTOFF.
A
  1. ________________ 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

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8
Q
  1. Fuel for the APU is normally supplied from the ______ fuel manifold when AC fuel pumps are operating.
A
  1. Fuel for the APU is normally supplied from the ______ fuel manifold when AC fuel

• LEFT

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9
Q
  1. When the ENGINE VALVE CLOSED light is extinguished, this indicates the related valve is ___________.
A
  1. When the ENGINE VALVE CLOSED light is extinguished, this indicates the related valve is ___________.

• OPEN

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10
Q
  1. You know the spar valve is closed with an illuminated (blue) _________ SPAR VALVE CLOSED light.
A
  1. You know the spar valve is closed with an illuminated (blue) _________ SPAR VALVE CLOSED light.

• dim

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11
Q
  1. An illuminated bright blue crossfeed VALVE OPEN light is indicating ____________.”
A
  1. An illuminated bright blue crossfeed VALVE OPEN light is indicating ____________.”

• the crossfeed valve is in transit
• the crossfeed valves position and CROSSFEED selector disagree

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12
Q
  1. An amber illuminated FILTER BYPASS light is indicating ____________.
A
  1. An amber illuminated FILTER BYPASS light is indicating ____________.

• an impending fuel filter bypass

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13
Q
  1. The quantity indication on the fuel system calculates _________ fuel quantity in each tank.
A
  1. The quantity indication on the fuel system calculates _________ fuel quantity in each tank.

• the useable

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14
Q
  1. An amber illuminated Fuel (LOW) indication will display when __________.
A
  1. An amber illuminated Fuel (LOW) indication will display when __________.

• the fuel quantity is less than 2000 lbs. in the related main tank

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15
Q
  1. An amber displayed fuel configuration (CONFIG) alert is indicating ____________.
A
  1. An amber displayed fuel configuration (CONFIG) alert is indicating ____________.

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

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16
Q
  1. 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 _______.
A
  1. 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 lbs; 200 lbs

United 737 Systems Validation Study Guide (26 July 2021) (14 decks)

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