Fuel System Flashcards
How are the wing tanks formed?
By sealing the major portion of the wing structure
What prevents fuel from moving outboard into the wing?
Flapper valves
How many compartments are there in each wing tank?
Six
Which is the lowest wing fuel tank compartment?
One
What does the number one compartment in each wing tank contain?
An electrical boost pump, two jet pumps, a water drain, and a fuel drain
Where is the ventral tank located?
In the lower part of the aft fuselage
What devices does the ventral tank have?
A water drain and a fuel drain
Where are the surge tanks?
In the wingtips
What does each surge tank incorporate?
A NACA anti-icing flush-mounted ram-air vent assembly on the wing undersurface
To which surge tank does the ventral tank vent?
To the left wing surge tank
What does the surge tank ram-air intake provide?
Slight positive pressure throughout the vent system during flight
What is the usable capacity of each wing tank?
631 US gallons
What is the capacity of the ventral tank?
224 US gallons
What is the total usable fuel?
1,486 gallons or 10,000 lbs
What is the limitation of the ventral tank for flight?
It must be completely full or empty during flight
