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Flashcards in Fuel Deck (18):
1

Where does the APU gets is fuel from

From the right tank .

2

Where is the fuel temp sensor

On the left tank

3

When is the low fuel level indicator comes on

660lbs or less per tank

4

How many fuel pumps per tank

An enector pump
AC elcetric pump
Three scavenge ejector pumps
1 dc electrical pump eight wing only

5

Where does the left and right AC pump get its electricity from

Left- AC bus 1
Right- AC ess Bus

If electric failure the right is powered by the RAT

6

What is the DC fuel pump for

Fuel supply to the right engine and APU in case the other pumps are not available.
DC ess bus 2

7

Two ways of de fueling the airplane

Suction
Pressure de fueling using airplanes electrical pumps

8

What is the AC fuel pump for

Back up pump if primary ejector failure
Engine start
Xfeed

9

What is the scavenge pumps for

Is to maintain fuel level in the collector tank to ensure constant flow

10

Fuel capacity

10400 lbs per tank

11

What is the collector box for

Keep fuel pumps submerged
Maintains constant fuel to the engine

12

What happens when the low 1 is selected

X feed valve is open
Both engines get fuel from the right tank

13

When do you declare minimun fuel

When the airplane is landing with less than 2660 lbs of fuel

14

When to declare fuel emergency

1800 lbs

15

What fuel pump is used for APU start

Batt only- DC fuel pump
AC power connected - AC pump
Engine running- ejector pump

16

Can you cancel an APU shutdown sequence

Yes before 1minute cool down

17

Can you shut down immediately the APU

APU emergency button

18

Can you start the APU after a critical fault

No