Chapter 12 - Fuel Flashcards Preview

B767 - System knowledge > Chapter 12 - Fuel > Flashcards

Flashcards in Chapter 12 - Fuel Deck (12):
1

For which conditions does the FUEL CONFIG light illuminate ?

Low, imbalance and config

2

When does the fuel jettison FAULT light illuminate ?

When there is a problem with the jettison pumps OR transfer valves.

3

Is the total fuel quantity the sum of the individual tank quantities ?

No, it's a different calculation resulting from the FF. The FMC makes a separate calculation.

4

Is a main fuel pump PRESS light illuminated when the switch is off ?

Yes.

5

When are the center fuel pumps activated ?

When the switch is ON and respective N2 > 50%.

6

When does fuel scavenge begin ?
Where does it go to ?

When main tanks are at 50%.
To both main tanks.

7

Are two open crossfeed valves required for successful fuel transfer ?

No, only one.

8

Whats max fuel quantity in kgs for the main tanks and the total quantity ?

- Main tanks: 18,3 T
- Total tank: 73 T

9

Where are the jettison nozzles located ?

Inboard of each outboard aileron.

10

What is the approximate fuel dumping speed ?

1200kgs per minute.

11

What happens when you select the fuel jettison selector to ON ?

- Transfer valves open
- Jettison pumps activate
- Automatic center tank power removal is inhibited

12

Which fuel pump fuels the APU with AC power available ?

The L FWD fuel pump.