Texas CDL Air Brakes Test 51 Questions And Answers
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Terms in this set
51
You should know that your brakes are fading when?
. You have to push harder on the brake pedal to control your downhill speed
If the spring brakes are on, when should you push the brake pedal?
Never
Brakes fading
You have to push harder on the brake pedal to control your downhill speed.
Spring brakes
Never push the brake pedal when the spring brakes are on.
Fanning the brake pedal
May result in a loss of air pressure.
Low air pressure warning
Must come on before pressure in the service tanks falls below 60 PSI.
Dual parking control valves
Can use pressure from a separate tank to release the emergency/spring/parking brakes in order to move a short distance.
Brake pedal in an air brake system
Controls the air pressure applied to put on the brakes.
Checking free play of manual slack adjusters
Park on level ground, chock the wheel, release the parking brake, and pull the slack adjusters.
Parking or emergency brakes
Can be legally held on by spring pressure.