BLOCK IV - PNEUMATIC SYSTEM

Question 1

The pneumatic system supplies pressurized air to which systems?

Answer 1

-Engine starting system
-Air conditioning and pressurization systems
-Engine inlet cowl anti-ice system
-Wing thermal anti-ice system
-Water tank pressurization systems
-Hydraulic reservoir pressurization systems

Question 2

Sources of pneumatic power

Answer 2

-Engine 1 and 2 bleed air system
-APU
-Pneumatic Ground Air connection
-Pneumatic Manifold System

Question 3

Maximum allowable cabin altitude

Answer 3

8,000 ft

Question 4

Purpose of cabin pressure relief system

Answer 4

-Failsafe
-Protects aircraft structure from overpressure and negative pressurization control system fails