Fuel

Question 1

Fuel tank capacity

Answer 1

2586lbs Main

1058lbs Aux

Question 2

Firewall Shutoff Valve

Answer 2

Powered by:
DF bus #3 L
DF bus #4 R
Hot Battery Bus

Question 3

Engine Driven Fuel Pump

Answer 3

Low Pressure (1200 PPH, 30 PSI)
Driven by N1 Shaft
Mounted to External Oil Scavenge Pump

Question 4

Standby Fuel Pump

Answer 4

Low Pressure (1200 PPH, 30 PSI)
Inside nacelle tank
Electrically driven by #3/#4 DFB
(hot battery buss on straight 200)
Provides pumping for xfeed

Question 5

Fuel Filter and Pressure Switch

Answer 5

Front of Firewall
Equipped with bypass valve
Powered by #3/#4 DFB
Indicated loss of engine driven pump pressure

Question 6

L/R FUEL PRESS

Answer 6

Indicates loss of engine driven fuel pump pressure.
Insufficient fuel pressure to FCU
*turn on Standby Pump
Only ten hours with light on allowed

Question 7

Purge Line and Valve

Answer 7

supplies fuel free of impurities during start
drains lines into nacelle tank
open during ignition

Question 8

Motive Flow Valve

Answer 8

Valve opens to allow fuel transfer from auxiliary tank into nacelle tank.
Normally Closed (NC) solenoid valve
Powered by #3/#4 DFB

Question 9

Fuel Guages

Answer 9

DC power
Yellow arc 0-265 lbs
Each hour marked by triangle

Question 10

Crossfeed Valve

Answer 10

Open to allow movement from one wing to opposite tank.
NC Solenoid
Powered by #4 DFB

Question 11

Fuel Drains

Answer 11

6 each side
3 wing
3 nacelle

Question 12

Fuel Vents

Answer 12

3 per side

flush, heated, recessed

Question 13

No Transfer Light

Answer 13

Fuel in aux tank but no pressure in motive flow line.

*Select OVERRIDE on Aux Transfer switch

Question 14

Max fuel imbalance

Answer 14

1000lbs

Question 15

What precaution should be taken if fuel remains in the aux tanks after landing?

Answer 15

main tank will become pressurized

Question 16

When is fuel cross feed allowed?

Answer 16

Only during single engine operations

Question 17

Minimum fuel quantity for takeoff:

Answer 17

265lbs