Coupling & UncouplingCâu 19 / 60
Before coupling, why should you inspect the area around and under the trailer?
a.To count the tires
b.To look for a place to park the tractor
c.To check for people, obstacles, or objects and confirm the trailer wheels are chocked or brakes set
d.To adjust the mirrors
Giải thích
You should walk around and check under the trailer for people, pets, or obstacles before backing under it. Confirm the trailer wheels are chocked or the trailer brakes are set so it cannot move. This inspection prevents injury and equipment damage during coupling.
Luyện miễn phí toàn bộ 60 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- When raising the landing gear after coupling, what should you be aware of regarding the crank handle?
- Why should you use two low-pressure gears when starting to raise loaded landing gear rather than high gear?
- What should you check about the fifth wheel plate before backing under a trailer?
- Which of the following is the correct sequence when coupling a tractor and trailer?
- What is the purpose of the safety catch on many fifth wheel release levers?
- If the trailer is too low when you back under it, what is the likely result?
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