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Getting your CDL in the state of New York - watch this video to learn air brakes!

Applying the service brakes and doing a leak test will often locate a ripped service brake diaphragm. Watch the video! 

For an air brake exam; you must know how to test the compressor. Learn how here!

Like a thermostat on a furnace, the governor controls the compressor. Learn about air brakes here!

 All air brake systems have the same basic components. Learn the fundamentals here.