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Home > Exam Questions > ATPL - Airline Transport Pilot license > Aircraft General Knowledge - Airframe, Systems, Powerplant > Cabin air for CS-25 aeroplanes is usually taken from:

314 - ATPL - Cabin air for CS-25 aeroplanes is usually taken from:

Question 314 - Aircraft General Knowledge - Airframe, Systems, Powerplant - ATPL - Airline Transport Pilot license

The high pressure compressor.

The high pressure compressor and from the low pressure compressor if necessary.

The low pressure compressor.

The second fan stage.

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