AMP - Aviation Maintenance Technician Powerplant Practice Exam

Question: 1 / 400

What is the role of the fuel control unit in a turbine engine?

To control ignition timing

To regulate fuel flow based on engine demands

The fuel control unit plays a crucial role in the operation of a turbine engine by regulating fuel flow based on the engine's demands. This dynamic regulation is essential for maintaining optimal performance across various operating conditions, such as during changes in power settings, altitude, or environmental factors.

The fuel control unit monitors parameters like engine speed, pressure, and temperature to ensure that the right amount of fuel is supplied to the combustion chamber. By adjusting the fuel flow, it helps maintain the desired engine thrust and efficiency, ensuring smooth operation and preventing issues such as fuel starvation or over-fueling.

This functionality is vital because turbine engines operate under a wide range of conditions, and the ability to accurately control fuel flow directly influences engine performance, responsiveness, and overall safety.

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To monitor engine temperature

To provide emergency fuel shutoff

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