FREE Air Brakes Endorsement Test Online | Maine 2024 Page 2 of 4

Train for FREE online with our Maine 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 ME Class A/Class B driver license in 2021, practice as much as.. Read More

Train for FREE online with our Maine 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 ME 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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7 . Air pressure should build up in a single air system within:

In single air systems, air pressure should build from approximately 50 to 90 psi within three minutes.

8 . If an air compressor is belt-driven, the belt should be routinely checked to ensure that it is:

If your vehicle has air brakes, the air compressor drive belt should be checked before each drive. Check the tightness of the belt and verify that it is in good condition.

9 . Once the air tanks are at an air pressure level of 125 psi, the air compressor governor will:

An air compressor governor will stop the compressor from pumping air once the air tanks are at an air pressure level around 125 psi. This air pressure level is referred to as the "cut-out" level.

10 . During an inspection, slack adjusters on S-cam brakes should not move more than:

Check each slack adjuster after parking on level ground, setting wheel chocks, and disengaging the parking brake. Pull the slack adjusters to make sure they do not move more than about one inch from where the push rod is attached. If they move more than one inch, they may be out of adjustment and will need to be fixed.

11 . The parking brake in a newer vehicle is applied by:

In newer vehicles with air brakes, the parking brake is controlled by a yellow, diamond-shaped knob. The driver should pull the knob outward to apply the parking brakes and push the knob inward to release them.

12 . Brake linings should be:

Brake linings should not be loose or soaked with oil or grease. They shouldn't be dangerously thin.

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