Alberta Air Brake (Q) Knowledge Test Practice Questions - Alberta Air Brake (Q Endorsement) Knowledge Test Exam - Variant 2

What is the main job of the foot valve in an air brake system?

Drain the wet tank automatically every minute Cage spring brakes for highway driving Meter and direct service air pressure when the driver presses the brake pedal Replace the compressor governor

Correct Answer:

Meter and direct service air pressure when the driver presses the brake pedal

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