Fuel Flashcards
Maximum Useable Qty per tank
2087kg
unuseable fuel per tank (boost pumps operative)
22kg
unuseable fuel per tank (boost pumps inoperative)
121kg
Max fuel imbalance between tanks
363kg
Fuel type
JetA / JetA1
Minimum fuel tank temp
-40C
Max fuel tank temperature
52C
What is the difference between pump A/B and pump C?
Pumps A/B are powered by the essential bus, whereas pump C is powered by DC
What fuel quantity will trigger a low fuel warning?
210-265kg
How many fuel pumps are in each wing and how are they powered?
3, they are electric
When is one single pump NOT capable of supplying fuel to both engines and the APU?
Take off / Go-Around
What is the altitude limitation of the engine driven fuel pump?
25,000ft
Below what pressure will you get an EICAS low fuel pressure / remaining pumps come online?
6.5 psi
Where are the fuel pumps located?
In a collector box to ensure they are always submerged
Which fuel tank feeds the APU?
Right hand side