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Flashcards in Air brakes Deck (7)
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Governor Cut Out Test

This test is to insure the governor cuts out at not more than _______

130 psi

1

Governor cut in test:

This test is to insure the needles rise before system drops below_______

85 psi

2

Applied pressure test:

The purpose of this test is to test for leaks in the air system by not losing more then_______

4psi in 60 sec

3

Low air warning test:

This test is to insure the low air warning buzzer and light comes on between________

75 and 55 psi

4

Pop out test:

The purpose of this test is to insure the both parking brake valves pop out between________

45 and 20 psi

5

Tug Test

The purpose of this test is to ensure the parking brakes hold the vehicle in place when performing the tug test

6

Service brake test

The purpose of this test is to ensure the truck stops when using the service brake pedal