King Air 200 Fuel System

Question 1

Fuel is heated prior to entering the fuel control unit by:
A. Bleed air from the engine compressor
B. Engine oil, through an oil-to-fuel heat exchanger
C. The friction heating caused by the boost pump
D. An air-to-fuel heat exchanger prior to the fuel control unit

Answer 1

Engine oil, through an oil-to-fuel heat exchanger

Question 2

Which of the following is not affected when the crossfeed switch is moved to the right
or left?
A. The override function for auxiliary fuel transfer
B. The crossfeed valve
C. The standby pump on the side supplying the fuel
D. The motive flow valve on the side being fed

Answer 2

The standby pump on the side supplying the fuel.

Question 3

Which of the following is electrically powered?
 A. Engine-driven boost pump
 B. Standby boost pump
 C. Engine fuel pump
 D. Fuel manifold pump

Answer 3

The stand by boost pump

Question 4

Which of the following is a function of the electric standby boost pump?
A. It functions as a backup pump for use in the event of boost pump failure
B. It is used with aviation gas in climbs above 20,000 feet
C. It is used in crossfeed operation
D. All of the above

Answer 4

All of the above

Question 5

When is crossfeed use authorized?
A. For single-engine operation
B. For climbs above 20,000 feet when aviation gas is used
C. When one standby pump is inoperative
D. When fuel pressure decreases below 10 ± 1psi

Answer 5

A. For single-engine operation

Question 6

Which of the following limitations applies to operation with aviation gas?
A. A maximum altitude of 20,000 feet with both standby boost pumps operative and 150 hours between overhauls
B. A maximum altitude of 31,000 feet with standby boost pump inoperative and 150 hours between overhauls
C. A maximum altitude of 20,000 feet with one standby pump inoperative and 150 hours between overhauls
D. A maximum of 150 hours between overhauls

Answer 6

D. A maximum of 150 hours between overhauls

Question 7

Operation of the engine with the L or R FUEL PRESS switchlight illuminated is limited to which of the following?
A. Ten hours of engine operation between main engine fuel pump overhauls or before replacement.
B. Ten hours of operation above 20,000 feet.
C. Unlimited operation below 20,000 feet.
D. Respective engine shutdown

Answer 7

A. Ten hours of engine operation between main engine fuel pump overhauls or before replacement.