ATA 47 GAS

Question 1

What is the purpose of the NGS?

Answer 1

Decreases the flammability of the center tank by reducing oxygen content to 12% in the tank.

Question 2

Where is the NGS controller located?

Answer 2

AFT of the forward cargo area.

Question 3

Which component in the NGS actually produces nitrogen enriched air?

Answer 3

Air Separation Module

Question 4

How does nitrogen enriched air get to the center fuel tank?

Answer 4

NEADS(Nitrogen Enriched Air Distribution System) Tube

Question 5

What do the lights on the operability indicator mean?

Answer 5

Green-Operable
Blue-Degraded
Amber-INOP

Question 6

How is NGS BITE performed?

Answer 6

On the Bite Display Unit(BDU) which is in the forward bulkhead of the right ECS air conditioning compartment. Access is through the high pressure door

Question 7

Where does the NGS live?

Answer 7

Left pack area, always be careful when entering the left air conditioning compartment or the wheel well