Operation & SafetyCâu 54 / 60
What should you do first if the low air pressure warning comes on while driving?
a.Speed up to reach your destination faster
b.Ignore it until the brakes stop working
c.Pump the brake pedal rapidly
d.Brake to a stop safely and get off the road as soon as possible
Giải thích
If the low air pressure warning comes on, you should stop and safely park the vehicle as soon as possible because a total loss of air is possible. Continuing to drive risks the spring brakes applying suddenly or the brakes failing. The cause must be found and fixed before continuing.
Luyện miễn phí toàn bộ 60 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- On a vehicle with air brakes, when is the proper time to release the brakes during snub braking on a downgrade?
- Compared to a car, how does the stopping distance of a heavy vehicle with air brakes change as weight and speed increase?
- If your air brakes fail and pressure drops, what safety feature will eventually stop the vehicle?
- When stopping normally with a vehicle equipped with air brakes, how should you apply the brakes?
- Why should you not fan (pump) the brakes on and off on a long downgrade with standard air brakes?
- What is the effect of anti-lock braking systems (ABS) on air brake vehicles?
Cập nhật gần nhất: · quy trình kiểm tra
Đội Ngũ Biên Tập PrepPass · Đối chiếu với CDL Air Brakes Knowledge Test · Quy trình kiểm tra