Podcast
Questions and Answers
What does each line of the FF on an Engine Performance Trend graph represent?
What does each line of the FF on an Engine Performance Trend graph represent?
- 1 quart per hour consumption
- 100lb of fuel flow per hour (correct)
- 10lb of fuel flow per hour
- 1 gallon of fuel flow per hour
Why is effective trend monitoring crucial in engine maintenance?
Why is effective trend monitoring crucial in engine maintenance?
- To detect small deviations in instrument indications (correct)
- To save costs on fuel consumption
- To ensure a smooth flight experience for passengers
- To increase the engine's maximum power output
What might cause a deviation in one engine indication only?
What might cause a deviation in one engine indication only?
- Instrument malfunction (correct)
- Operator's misreading of values
- Increase in turbine gas temperature
- Change in engine performance
Why was the engine with this graph reading removed?
Why was the engine with this graph reading removed?
What was the result of the bleed air leak into the No.4 and No.5 main bearings?
What was the result of the bleed air leak into the No.4 and No.5 main bearings?
What could be a consequence of a deviation of two or more parameters?
What could be a consequence of a deviation of two or more parameters?
Why did the engine require more fuel to produce the required thrust due to the bleed air leak?
Why did the engine require more fuel to produce the required thrust due to the bleed air leak?
How were engine parameters affected when the No.4 and No.5 main bearings leaked bleed air?
How were engine parameters affected when the No.4 and No.5 main bearings leaked bleed air?
How can a minor fluctuation in the engine data be interpreted?
How can a minor fluctuation in the engine data be interpreted?
What would deviations in engine parameters indicate for an engine with normal oil consumption according to this graph?
What would deviations in engine parameters indicate for an engine with normal oil consumption according to this graph?
In modern aircraft, what monitors and records aircraft and engine condition and faults?
In modern aircraft, what monitors and records aircraft and engine condition and faults?
What receives signals from sensing devices and processes them in a central unit in modern aircraft?
What receives signals from sensing devices and processes them in a central unit in modern aircraft?
What is the purpose of an engine vibration indicator?
What is the purpose of an engine vibration indicator?
Why may aircrew not notice a change in engine vibration due to an impending failure?
Why may aircrew not notice a change in engine vibration due to an impending failure?
What is engine trend monitoring based on?
What is engine trend monitoring based on?
Why are many engines fitted with vibration systems?
Why are many engines fitted with vibration systems?
What does an engine pickup do in the engine vibration system?
What does an engine pickup do in the engine vibration system?
What is the purpose of a cockpit indicator in the engine vibration system?
What is the purpose of a cockpit indicator in the engine vibration system?
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