InspectionCâu 34 / 60
How should you test that the service brakes are working before driving?
a.By pulling on the slack adjusters
b.By listening for the compressor to cut out
c.By draining the air tanks
d.By moving the vehicle slowly and firmly applying the brake pedal to feel for a proper stop
Giải thích
After building normal air pressure, move the vehicle forward slowly at about 5 mph and firmly apply the brake pedal. The vehicle should stop and you should not feel any unusual pulling to one side, delay, or unusual feel in the pedal. Any problem should be fixed before driving.
Luyện miễn phí toàn bộ 60 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- How do you perform the static leakage (applied pressure) test on a straight truck with air brakes?
- For a single vehicle (straight truck), what is the maximum allowable air pressure loss in one minute with the brakes applied?
- With the engine off and brakes released, what is the maximum allowable air leakage per minute for a straight truck?
- How do you test that the parking (spring) brakes hold?
- What should you check about the brake drums or discs during a walk-around inspection?
- During inspection, brake linings (shoes or pads) should be checked for what?
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Đội Ngũ Biên Tập PrepPass · Đối chiếu với CDL Air Brakes Knowledge Test · Quy trình kiểm tra