Chapter 23 - The Vacuum System Flashcards
1
Q
What drives the vacuum pump of a light aircraft?
A
The engine
2
Q
What is the main reason we need a vacuum system? What devices requiere the system?
A
Gyroscopes (instrumentation)
3
Q
What is a gyroscope?
A
A device spinning at a very high velocity that maintains its orientation in space
4
Q
Are the gyroscopes spun by the ‘blowing’ of the air or the ‘sucking’ of the air?
A
Sucking (from the vacuum pump)
5
Q
If the vacuum pump fails, what will be the reading on the vacuum gauge?
A
Zero
6
Q
Which cockpit instrument use the vacuum system?
A
- Attitude indicator (artificial horizon)
- Directional indicator
- Rate of turn indicator (turn co-ordinator)
7
Q
Instead of a vacuum pump, what do some older aircraft have to supply the vacuum system?
A
A venturi fitted to the outside of the aircraft
