AVIONICS VENT

Question 1

In the GND MODE at HIGH SKIN AIR TEMPERATURES, which config is in operation?

Answer 1

OPEN CIRCUIT CONFIG (>12 degrees C)

Question 2

In the GND MODE at LOW SKIN AIR TEMPERATURES, which config is in operation?

Answer 2

CLOSED CIRCUIT CONFIG (

Question 3

In the FLIGHT MODE at LOW SKIN AIR TEMPERATURES, which config is in operation?

Answer 3

CLOSED CIRCUIT CONFIG (

Question 4

In the FLIGHT MODE at HIGH SKIN AIR TEMPERATURES, which config is in operation?

Answer 4

INTERMEDIATE CIRCUIT CONFIG (>35 degrees C)

partial airconditioning air

Question 5

What causes the Avionics system to transit from the GND mode to the FLIGHT mode?

Answer 5

When the trust is set for take off

Question 6

When might you have to set both BLOWER and EXTRACT Pb’s to OVERRIDE?

Answer 6

With an AVIONIC SMOKE condition

Question 7

What causes the BLOWER and EXTRACT FAULT light to illuminate?

Answer 7

• Low pressure
• Duct OVHT
• Computer power supply failure
• Activation of smoke warning

Question 8

What happens if the BLOWER is selected in OVERRIDE?

Answer 8

• System goes to CLOSED CIRCUIT CONFIG
• Airco air is added to the system
• Blower fan stops operating

Question 9

What happens hen the BLOWER and EXTRACT are selected to OVERRIDE?

Answer 9

• System goes to INTERMEDIATE CONFIG
• Air flows from the Airco System
• Extract fan continuous to run