Air Conditioning A320: DGCA Airbus A320 questions

Question 1

Pack valve automatically closes due to:

Accepted Answer

Pack overheat, or corresponding fire p/b is pressed, or ditching p/b is pressed, or during any engine start

Answer

Pack outlet pressure being very high

Answer

Leakage detected in the air cycle machine

Answer

Pack flow selector at LO position

Question 2

What computers control the cabin and cockpit conditioned air?

Accepted Answer

One zone controller that passes information and instructions to two pack controllers for three zones

Answer

Two zone controllers that pass information and requests to two pack controllers

Answer

Two pack controllers that pass information and requests to three zone controllers

Answer

Three zone controllers that pass information and instructions to two pack controllers for three zones

Question 3

Aft cargo indications may be found on which ECAM pages?

Accepted Answer

The CRUISE page and the COND page

Answer

Only the CRUISE page

Answer

Only the BLEED page

Answer

Only the CAB PRESS page

Question 4

How many trim air valves are there?

Accepted Answer

Three: one each for the cockpit zone, the forward cabin zone, and the aft cabin zone

Answer

One trim air valve

Answer

Two: one for the cockpit and first class zone, and one for the cabin zone

Answer

Four: one each for the cockpit zone, the first class zone, and two for the aft zone

Question 5

The zone controller optimises temperature by action on:

Accepted Answer

Trim air valve

Answer

Pack anti-ice valve

Answer

Pack flow control valve

Answer

Hot air pressure regulating valve

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