Mod 4 Flashcards
Utilized an engine driven air pump
1. Pneumatic system
- Vacuum system
- Both Pneumatic and vacuum systems
Both Pneumatic and vacuum systems
Uses negative pressure
Vacuum system
Used in place of hydraulic systems on some aircraft
Pneumatic system
What part of the engine is used to supply bleed air
Compressor
How many stages supply bleed air on each engine of the Boeing 737?
2
What SAIT aircraft engine is equipped a pump supplying vacuum air only?
Cessna 185
Vacuum system ATA chapter
37
Where is the center bleed air isolation valve located on the Boeing 767
Left Wheel Well
What SAIT aircraft engine is equipped a pump supplying both vacuum and pressure?
Cessna 414
Pneumatic system ATA chapter
36
What systems require the following device?
-Inline filter
Pressure Pump System
One of the biggest concerns with high pressure pneumatic systems like those used on the Fokker F27 is:
Moisture control in the system
What are the sources for pneumatic air
Main Engines, APU, Ground Cart
What systems require the following device?
Vacuum regulator valve filter
Vacuum Pump System
What SAIT aircraft engine is equipped a pump supplying pressure air only?
Piper Navajo
What systems require the following device?
-Pressure gauge
Both Vacuum and Pressure Pump Systems
Name three possible sources of vacuum air on a small aircraft
Air Pump, Venturi, Ejector
Used in airframe de-icing
1. Pneumatic system
- Vacuum system
- Both Pneumatic and vacuum systems
Both Pneumatic and vacuum systems
What systems require the following device?
-Vacuum gauge
Vacuum Pump System
Used to drive gyro instruments
1. Pneumatic system
- Vacuum system
- Both Pneumatic and vacuum systems
Both Pneumatic and vacuum systems
Where is the bleed air pre-cooler located on the Boeing 767
Engine Area
What SAIT aircraft engine is equipped a wet pump?
Cessna 320
What is the fan air used for in the bleed air system of the Boeing 767?
Cools the bleed air
Where are the controls located for the Bleed Air system on the Boeing 767?
Right side P5 Panel
What automatically shuts off the bleed valve on the Boeing 737?
Thermal switches. when temperature exceeds 490-500 degrees F
A wet pump requires a(n) _______ which is not needed on a dry air pump.
oil air seperator
Superchargers are driven by the
engine gearbox
Pressurization air leaving the turbocharger is often fed through a _____________ valve.
Soinic
Uses positive pressure
- Pneumatic system
- Vacuum system
- Both Pneumatic and vacuum systems
Pneumatic system
What systems require the following device?
-Pressure regulator filter
Not required by either system
Where does the King Air get bleed air from?
P3
What are the two stages that supply bleed air in the Boeing 767?
Intermediate stage, High stage
What systems require the following device?
-Inlet filter immediately upstream of pump
Both Vacuum and Pressure Pump Systems
What systems require the following device?
-Inlet Filter immediately upstream of gyro instruments
Vacuum Pump System
