Control & OperationCâu 73 / 120
After uncoupling, you notice the landing gear crank handle is left extended. Why must it be secured?
a.It affects the trailer air pressure
b.It voids the inspection report
c.It changes the axle weight distribution
d.An unsecured handle can catch on a passing vehicle or on the tractor and cause injury or damage
Giải thích
A crank handle left hanging is a physical hazard that can strike people or equipment moving nearby. It has no effect on air pressure, weight distribution, or the validity of an inspection report.
Luyện miễn phí toàn bộ 120 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- You are coupling a tractor to a trailer. Which step comes immediately before backing under the trailer?
- Before backing under a trailer, how should the trailer height be set?
- You are uncoupling a trailer in a yard. Which sequence is correct?
- You are parking on a slight grade and will leave the vehicle. What should you do?
- You are on a slick, snow-covered road descending a grade. What should you do with the engine brake or retarder?
- You are stopped on an upgrade in a manual-transmission truck and need to start moving without rolling back. What is the correct technique?
Cập nhật gần nhất: · quy trình kiểm tra
Đội Ngũ Biên Tập PrepPass · Đối chiếu với Commercial Driver's License (CDL) General Knowledge Test · Quy trình kiểm tra