Air Brakes #1

FREE Air Brakes Endorsement Test Online | Indiana 2022

Train for FREE online with our Indiana CDL air brake test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a IN Class A/Class B driver license in 2021, practice as much as.. Read More

Train for FREE online with our Indiana CDL air brake test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a IN Class A/Class B driver license in 2021, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that the requirements for CDL may vary from state to state.

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1 . Before a vehicle with dual air brakes is driven, pressure of at least ____ should be built up in both braking systems.

100 psi Before driving a vehicle with a dual air brake system, allow time for the air compressor to build up pressure of at least 100 psi in both the primary and secondary systems.

2 . If a vehicle has air brakes, the air compressor drive belt should be checked before each drive. In what condition should the belt be?

Bumpy When inspecting a vehicle with air brakes that has a belt-driven air compressor, you should check the condition and tightness of the belt. It should be in good condition.

3 . What does the air compressor governor do?

Controls the temperature of the air leaving the air storage tanks. In an air brake system, the air compressor governor controls when the air compressor pumps air into the air storage tanks.

4 . Brakes can get out of adjustment:

If brakes on one side are used more often than brakes on the other side. Brakes are particularly prone to getting out out adjustment if they are hot. Use proper braking techniques to avoid letting your brakes overheat.

5 . Service brakes should:

Before driving, you should always verify that your service brakes are in good working order. Testing the brakes before a trip allows you to locate any problems before you need to brake while on the road.

6 . Which type of brakes do most heavy-duty vehicles have?

Gravity brakes For safety, most heavy-duty vehicles are equipped with dual air brake systems.

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