Bleed air

Question 1

Air for the pneumatic system is normally bled from the ___ of the compressor

Answer 1

intermediate pressure stage

Question 2

what happens in flight if pneumatic bleed air pressure is insufficient even with the HP stage valve open?>

Answer 2

Engines spool up automatically

Question 3

what valve action automatically occurs when the apu supplies air to the pneumatic system

Answer 3

crossbleed valve opens and the engine bleed valves close

Question 4

Pneumatic system operations is controlled and monitored by

Answer 4

two bleed monitoring computers (BMCs)

Question 5

If BMC 1 fails, what leak detection is lost?

Answer 5

Engines and APU

Question 6

If BMC 2 fails, what leak detection is lost

Answer 6

Engine 2

Question 7

when will the APU bleed FAULT light illuminate

Answer 7

APU bleed leak detected

Question 8

When will the ENG bleed fault light illuminate

Answer 8

Engine bleed valve not closed with the APU bleed valve open