Ventilation

Question 1

Ventilation system use for?

Answer 1

To ventilate for:
+ The avionics, control AEVC
+ The batteries
+ The lavatories and galleys

Question 2

How do the ventilation system control?

Answer 2

• Avionic: it cool use 2 electric fans to force the circulation of cooling air
• Batteries: a venturi in the skin of the aircraft draws air from the space around the batteries and vents it overboard–> airflow ventilates the batteries
• The lavatories and galleys: completely automatic

Question 3

The FAULT lights on either the Blower and Extract pb illuminate for?

Answer 3

• Low pressure
• Computer problems
• or as a smoke warning

Question 4

Components of Avionics ventilation?

Answer 4

• AEVC Avionic Equipment Ventilation Controller
• 2 electric fans ( Blower anh Extract fan)
• Skin air inlet and outlet valves
• Skin exchange inlet and outlet bypass valves
• Air conditioning inlet valve
• Skin exchange isolation valve